DataCache and changes for game update

Recent game update changed pokememes view in pokedeks, so we need to reflect it by updating parser. Introducing DataCache - a silver bullet for eliminating lags linked to database queries. Less queries, more in RAM, faster work. Needs testing in production environment.
2018-01-29 23:50:25 +04:00
parent 074fc4a1e3
commit b8226d8aa8
36 changed files with 1294 additions and 700 deletions
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -1,6 +1,18 @@
 # This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'.


+[[projects]]
+  branch = "master"
+  name = "bitbucket.org/pztrn/flagger"
+  packages = ["."]
+  revision = "c9b4726e1787adb01126cdf9a7932e2bccbb51a7"
+
+[[projects]]
+  branch = "master"
+  name = "bitbucket.org/pztrn/mogrus"
+  packages = ["."]
+  revision = "2e3a9d38c8e4b0036f714f88ef0fe9fc14b4c6b8"
+
 [[projects]]
  name = "github.com/go-sql-driver/mysql"
  packages = ["."]
@@ -16,8 +28,11 @@
 [[projects]]
  branch = "master"
  name = "github.com/jmoiron/sqlx"
-  packages = [".","reflectx"]
-  revision = "3379e5993990b1f927fc8db926485e6f6becf2d2"
+  packages = [
+    ".",
+    "reflectx"
+  ]
+  revision = "05cef0741ade10ca668982355b3f3f0bcf0ff0a8"

 [[projects]]
  name = "github.com/pressly/goose"
@@ -34,8 +49,8 @@
 [[projects]]
  name = "github.com/sirupsen/logrus"
  packages = ["."]
-  revision = "f006c2ac4710855cf0f916dd6b77acf6b048dc6e"
-  version = "v1.0.3"
+  revision = "d682213848ed68c0a260ca37d6dd5ace8423f5ba"
+  version = "v1.0.4"

 [[projects]]
  name = "github.com/technoweenie/multipartstreamer"
@@ -47,35 +62,39 @@
  branch = "master"
  name = "golang.org/x/crypto"
  packages = ["ssh/terminal"]
-  revision = "9f005a07e0d31d45e6656d241bb5c0f2efd4bc94"
+  revision = "0efb9460aaf800c6376acf625be2853bceac2e06"

 [[projects]]
  branch = "master"
  name = "golang.org/x/sys"
-  packages = ["unix","windows"]
-  revision = "665f6529cca930e27b831a0d1dafffbe1c172924"
+  packages = [
+    "unix",
+    "windows"
+  ]
+  revision = "ff2a66f350cefa5c93a634eadb5d25bb60c85a9c"
+
+[[projects]]
+  branch = "master"
+  name = "golang.org/x/text"
+  packages = [
+    "internal/gen",
+    "internal/triegen",
+    "internal/ucd",
+    "transform",
+    "unicode/cldr",
+    "unicode/norm"
+  ]
+  revision = "e19ae1496984b1c655b8044a65c0300a3c878dd3"

 [[projects]]
  branch = "v2"
  name = "gopkg.in/yaml.v2"
  packages = ["."]
-  revision = "eb3733d160e74a9c7e442f435eb3bea458e1d19f"
-
-[[projects]]
-  branch = "master"
-  name = "lab.pztrn.name/golibs/flagger"
-  packages = ["."]
-  revision = "5cf6a6dd8fe8a4f37d1bb1e3deb5121c6e923668"
-
-[[projects]]
-  branch = "master"
-  name = "lab.pztrn.name/golibs/mogrus"
-  packages = ["."]
-  revision = "a888e29e1fff06c2e6ebc607055a02de22a6ddae"
+  revision = "d670f9405373e636a5a2765eea47fac0c9bc91a4"

 [solve-meta]
  analyzer-name = "dep"
  analyzer-version = 1
-  inputs-digest = "e26a19cb9a3e96a96b1d51599ead99341edc2278667ddf8a7dac4cd197fbe09d"
+  inputs-digest = "99811036e66782056cb66f37e4a2570ac81f0e3da2fe399c4d54d83acc5a368d"
  solver-name = "gps-cdcl"
  solver-version = 1
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -1,4 +1,3 @@
-
 # Gopkg.toml example
 #
 # Refer to https://github.com/golang/dep/blob/master/docs/Gopkg.toml.md
@@ -17,16 +16,51 @@
 #   source = "github.com/myfork/project2"
 #
 # [[override]]
-#  name = "github.com/x/y"
-#  version = "2.4.0"
+#   name = "github.com/x/y"
+#   version = "2.4.0"
+#
+# [prune]
+#   non-go = false
+#   go-tests = true
+#   unused-packages = true

-required = ["github.com/go-sql-driver/mysql", "github.com/jmoiron/sqlx", "github.com/pressly/goose"]
+
+[[constraint]]
+  branch = "master"
+  name = "bitbucket.org/pztrn/flagger"
+
+[[constraint]]
+  branch = "master"
+  name = "bitbucket.org/pztrn/mogrus"
+
+[[constraint]]
+  name = "github.com/go-sql-driver/mysql"
+  version = "1.3.0"

 [[constraint]]
  name = "github.com/go-telegram-bot-api/telegram-bot-api"
-  version = "4.6.0"
+  version = "4.6.1"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/jmoiron/sqlx"
+
+[[constraint]]
+  name = "github.com/pressly/goose"
+  version = "2.1.0"
+
+[[constraint]]
+  name = "github.com/robfig/cron"
+  version = "1.0.0"
+
+[[constraint]]
+  branch = "master"
+  name = "golang.org/x/text"

 [[constraint]]
  branch = "v2"
  name = "gopkg.in/yaml.v2"

+[prune]
+  go-tests = true
+  unused-packages = true
--- a/cmd/i2_bot/i2_bot.go
+++ b/cmd/i2_bot/i2_bot.go
@@ -4,10 +4,10 @@
 package main

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/appcontext"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/broadcaster"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/chatter"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/datacache"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/forwarder"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/migrations"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/orders"
@@ -20,6 +20,7 @@ import (
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/talkers"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/users"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/welcomer"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"time"
 )

@@ -34,6 +35,7 @@ func main() {
 	router.New(c)
 	migrations.New(c)
 	c.RunDatabaseMigrations()
+	datacache.New(c)
 	forwarder.New(c)
 	pokedexer.New(c)
 	pinner.New(c)
--- a/lib/appcontext/appcontext.go
+++ b/lib/appcontext/appcontext.go
@@ -4,13 +4,13 @@
 package appcontext

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
-	"github.com/jmoiron/sqlx"
-	"github.com/robfig/cron"
+	"bitbucket.org/pztrn/flagger"
+	"bitbucket.org/pztrn/mogrus"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/broadcaster/broadcasterinterface"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/chatter/chatterinterface"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/config"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/connections"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/datacache/datacacheinterface"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/forwarder/forwarderinterface"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/migrations/migrationsinterface"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/orders/ordersinterface"
@@ -23,8 +23,9 @@ import (
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/talkers/talkersinterface"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/users/usersinterface"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/welcomer/welcomerinterface"
-	"lab.pztrn.name/golibs/flagger"
-	"lab.pztrn.name/golibs/mogrus"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
+	"github.com/jmoiron/sqlx"
+	"github.com/robfig/cron"
 	"os"
 )

@@ -35,6 +36,7 @@ type Context struct {
 	Cron         *cron.Cron
 	Log          *mogrus.LoggerHandler
 	Bot          *tgbotapi.BotAPI
+	DataCache    datacacheinterface.DataCacheInterface
 	Forwarder    forwarderinterface.ForwarderInterface
 	Migrations   migrationsinterface.MigrationsInterface
 	Router       routerinterface.RouterInterface
@@ -157,6 +159,12 @@ func (c *Context) RegisterChatterInterface(ci chatterinterface.ChatterInterface)
 	c.Chatter.Init()
 }

+// RegisterDataCacheInterface registers datacache interface in application
+func (c *Context) RegisterDataCacheInterface(di datacacheinterface.DataCacheInterface) {
+	c.DataCache = di
+	c.DataCache.Init()
+}
+
 // RegisterSquaderInterface registers squader interface in application
 func (c *Context) RegisterSquaderInterface(si squaderinterface.SquaderInterface) {
 	c.Squader = si
--- a/lib/chatter/restricters.go
+++ b/lib/chatter/restricters.go
@@ -4,8 +4,8 @@
 package chatter

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"strconv"
 	"strings"
 )
@@ -31,12 +31,13 @@ func (ct *Chatter) userPrivilegesCheck(update *tgbotapi.Update, user *tgbotapi.U
 		}
 	}

-	playerRaw, ok := c.Users.GetOrCreatePlayer(user.ID)
-	if !ok {
+	playerRaw, err := c.DataCache.GetPlayerByTelegramID(user.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return false
 	}

-	if c.Users.PlayerBetterThan(&playerRaw, "admin") {
+	if c.Users.PlayerBetterThan(playerRaw, "admin") {
 		return true
 	}

@@ -51,7 +52,7 @@ func (ct *Chatter) userPrivilegesCheck(update *tgbotapi.Update, user *tgbotapi.U
 			return true
 		}
 	default:
-		availableChatsForUser, _ := c.Squader.GetAvailableSquadChatsForUser(&playerRaw)
+		availableChatsForUser, _ := c.Squader.GetAvailableSquadChatsForUser(playerRaw)
 		for i := range availableChatsForUser {
 			if update.Message.Chat.ID == availableChatsForUser[i].TelegramID {
 				return true
--- a/lib/config/config.go
+++ b/lib/config/config.go
@@ -4,9 +4,9 @@
 package config

 import (
+	"bitbucket.org/pztrn/mogrus"
 	"gopkg.in/yaml.v2"
 	"io/ioutil"
-	"lab.pztrn.name/golibs/mogrus"
 	"path/filepath"
 )

--- a/lib/connections/connections.go
+++ b/lib/connections/connections.go
@@ -4,11 +4,11 @@
 package connections

 import (
+	"bitbucket.org/pztrn/mogrus"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/config"
 	_ "github.com/go-sql-driver/mysql"
 	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"github.com/jmoiron/sqlx"
-	"git.wtfteam.pro/fat0troll/i2_bot/lib/config"
-	"lab.pztrn.name/golibs/mogrus"
 )

 // BotInit initializes connection to Telegram
--- a/lib/datacache/datacacheinterface/datacacheinterface.go
+++ b/lib/datacache/datacacheinterface/datacacheinterface.go
@@ -0,0 +1,34 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacacheinterface
+
+import (
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+)
+
+// DataCacheInterface implements DataCache for importing via appcontext.
+type DataCacheInterface interface {
+	Init()
+
+	AddPlayer(player *dbmapping.Player) (int, error)
+	GetOrCreatePlayerByTelegramID(telegramID int) (*dbmapping.Player, error)
+	GetPlayerByID(playerID int) (*dbmapping.Player, error)
+	GetPlayerByTelegramID(telegramID int) (*dbmapping.Player, error)
+	UpdatePlayerFields(player *dbmapping.Player) (*dbmapping.Player, error)
+	UpdatePlayerTimestamp(playerID int) error
+
+	AddProfile(profile *dbmapping.Profile) (int, error)
+	GetPlayersWithCurrentProfiles() map[int]*dbmapping.PlayerProfile
+	GetProfileByID(profileID int) (*dbmapping.Profile, error)
+	GetProfileByPlayerID(playerID int) (*dbmapping.Profile, error)
+
+	AddPokememe(pokememeData map[string]string, pokememeLocations map[string]string, pokememeElements map[string]string) (int, error)
+	GetAllPokememes() map[int]*dbmapping.PokememeFull
+	GetPokememeByID(pokememeID int) (*dbmapping.PokememeFull, error)
+	GetPokememeByName(name string) (*dbmapping.PokememeFull, error)
+	DeletePokememeByID(pokememeID int) error
+
+	GetLeagueBySymbol(symbol string) (*dbmapping.League, error)
+	GetWeaponTypeByName(name string) (*dbmapping.Weapon, error)
+}
--- a/lib/datacache/elements.go
+++ b/lib/datacache/elements.go
@@ -0,0 +1,45 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"errors"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"strconv"
+)
+
+func (dc *DataCache) initElements() {
+	c.Log.Info("Initializing Elements storage...")
+	dc.elements = make(map[int]*dbmapping.Element)
+}
+
+func (dc *DataCache) loadElements() {
+	c.Log.Info("Load current Elements data from database to DataCache...")
+	elements := []dbmapping.Element{}
+	err := c.Db.Select(&elements, "SELECT * FROM elements")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err.Error())
+	}
+
+	dc.elementsMutex.Lock()
+	for i := range elements {
+		dc.elements[elements[i].ID] = &elements[i]
+	}
+	c.Log.Info("Loaded elements in DataCache: " + strconv.Itoa(len(dc.elements)))
+	dc.elementsMutex.Unlock()
+}
+
+func (dc *DataCache) findElementIDBySymbol(symbol string) (int, error) {
+	dc.elementsMutex.Lock()
+	for i := range dc.elements {
+		if dc.elements[i].Symbol == symbol {
+			dc.elementsMutex.Unlock()
+			return i, nil
+		}
+	}
+
+	dc.elementsMutex.Unlock()
+	return 0, errors.New("There is no element with symbol = " + symbol)
+}
--- a/lib/datacache/exported.go
+++ b/lib/datacache/exported.go
@@ -0,0 +1,76 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/appcontext"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/datacache/datacacheinterface"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"sync"
+)
+
+var (
+	c *appcontext.Context
+)
+
+// DataCache is a function-handling struct for package datacache.
+// Also, it's a data cache: it handles all data, powered by DataCache functions.
+type DataCache struct {
+	// Players — users of bot
+	players      map[int]*dbmapping.Player
+	playersMutex sync.Mutex
+	// Profiles - game profiles, no matter, actual or not
+	profiles      map[int]*dbmapping.Profile
+	profilesMutex sync.Mutex
+	// Current profiles - actual profiles for players, mostly used by bot
+	// Note: int in this array for player ID, not for profile ID
+	currentProfiles      map[int]*dbmapping.Profile
+	currentProfilesMutex sync.Mutex
+	// Pokememes
+	pokememes      map[int]*dbmapping.Pokememe
+	pokememesMutex sync.Mutex
+	// Pokememes with all supported data
+	fullPokememes      map[int]*dbmapping.PokememeFull
+	fullPokememesMutex sync.Mutex
+
+	// Elements
+	elements      map[int]*dbmapping.Element
+	elementsMutex sync.Mutex
+	// Leagues
+	leagues      map[int]*dbmapping.League
+	leaguesMutex sync.Mutex
+	// Locations
+	locations      map[int]*dbmapping.Location
+	locationsMutex sync.Mutex
+	// Weapons
+	weapons      map[int]*dbmapping.Weapon
+	weaponsMutex sync.Mutex
+}
+
+// New is an initialization function for appcontext
+func New(ac *appcontext.Context) {
+	c = ac
+	dc := &DataCache{}
+	c.RegisterDataCacheInterface(datacacheinterface.DataCacheInterface(dc))
+}
+
+// Init is a initialization function for package
+func (dc *DataCache) Init() {
+	c.Log.Info("Initializing DataCache...")
+
+	dc.initElements()
+	dc.loadElements()
+	dc.initLeagues()
+	dc.loadLeagues()
+	dc.initLocations()
+	dc.loadLocations()
+	dc.initWeapons()
+	dc.loadWeapons()
+	dc.initPokememes()
+	dc.loadPokememes()
+	dc.initPlayers()
+	dc.loadPlayers()
+	dc.initProfiles()
+	dc.loadProfiles()
+}
--- a/lib/datacache/leagues.go
+++ b/lib/datacache/leagues.go
@@ -0,0 +1,48 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"errors"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"strconv"
+)
+
+func (dc *DataCache) initLeagues() {
+	c.Log.Info("Initializing Leagues storage...")
+	dc.leagues = make(map[int]*dbmapping.League)
+}
+
+func (dc *DataCache) loadLeagues() {
+	c.Log.Info("Load current Leagues data from database to DataCache...")
+	leagues := []dbmapping.League{}
+	err := c.Db.Select(&leagues, "SELECT * FROM leagues")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err.Error())
+	}
+
+	dc.leaguesMutex.Lock()
+	for i := range leagues {
+		dc.leagues[leagues[i].ID] = &leagues[i]
+	}
+	c.Log.Info("Loaded leagues in DataCache: " + strconv.Itoa(len(dc.leagues)))
+	dc.leaguesMutex.Unlock()
+}
+
+// External functions
+
+// GetLeagueBySymbol returns league from datacache by emoji
+func (dc *DataCache) GetLeagueBySymbol(symbol string) (*dbmapping.League, error) {
+	dc.leaguesMutex.Lock()
+	for i := range dc.leagues {
+		if dc.leagues[i].Symbol == symbol {
+			dc.leaguesMutex.Unlock()
+			return dc.leagues[i], nil
+		}
+	}
+
+	dc.leaguesMutex.Unlock()
+	return nil, errors.New("There is no league with symbol = " + symbol)
+}
--- a/lib/datacache/locations.go
+++ b/lib/datacache/locations.go
@@ -0,0 +1,45 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"errors"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"strconv"
+)
+
+func (dc *DataCache) initLocations() {
+	c.Log.Info("Initializing Locations storage...")
+	dc.locations = make(map[int]*dbmapping.Location)
+}
+
+func (dc *DataCache) loadLocations() {
+	c.Log.Info("Load current Locations data from database to DataCache...")
+	locations := []dbmapping.Location{}
+	err := c.Db.Select(&locations, "SELECT * FROM locations")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err.Error())
+	}
+
+	dc.locationsMutex.Lock()
+	for i := range locations {
+		dc.locations[locations[i].ID] = &locations[i]
+	}
+	c.Log.Info("Loaded locations in DataCache: " + strconv.Itoa(len(dc.locations)))
+	dc.locationsMutex.Unlock()
+}
+
+func (dc *DataCache) findLocationIDByName(name string) (int, error) {
+	dc.locationsMutex.Lock()
+	for i := range dc.locations {
+		if dc.locations[i].Name == name {
+			dc.locationsMutex.Unlock()
+			return i, nil
+		}
+	}
+
+	dc.locationsMutex.Unlock()
+	return 0, errors.New("There is no location with name = " + name)
+}
--- a/lib/datacache/players.go
+++ b/lib/datacache/players.go
@@ -0,0 +1,157 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"errors"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"strconv"
+	"time"
+)
+
+func (dc *DataCache) initPlayers() {
+	c.Log.Info("Initializing Players storage...")
+	dc.players = make(map[int]*dbmapping.Player)
+}
+
+func (dc *DataCache) loadPlayers() {
+	c.Log.Info("Load current Players data from database to DataCache...")
+	players := []dbmapping.Player{}
+	err := c.Db.Select(&players, "SELECT * FROM players")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err.Error())
+	}
+
+	dc.playersMutex.Lock()
+	for i := range players {
+		dc.players[players[i].ID] = &players[i]
+	}
+	c.Log.Info("Loaded players in DataCache: " + strconv.Itoa(len(dc.players)))
+	dc.playersMutex.Unlock()
+}
+
+// External functions
+
+// AddPlayer creates new player in database
+func (dc *DataCache) AddPlayer(player *dbmapping.Player) (int, error) {
+	c.Log.Info("DataCache: Creating new user...")
+	_, err := c.Db.NamedExec("INSERT INTO players VALUES(NULL, :telegram_id, :league_id, :status, :created_at, :updated_at)", &player)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return 0, err
+	}
+
+	insertedPlayer := dbmapping.Player{}
+	err = c.Db.Get(&insertedPlayer, c.Db.Rebind("SELECT * FROM players WHERE telegram_id=:telegram_id, league_id=:league_id, status=:status, created_at=:created_at, updated_at=:updated_at"), &player)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return 0, err
+	}
+
+	dc.playersMutex.Lock()
+	dc.players[insertedPlayer.ID] = &insertedPlayer
+	dc.playersMutex.Unlock()
+
+	return insertedPlayer.ID, nil
+}
+
+// GetOrCreatePlayerByTelegramID finds user by Telegram ID and creates one if not exist
+func (dc *DataCache) GetOrCreatePlayerByTelegramID(telegramID int) (*dbmapping.Player, error) {
+	c.Log.Info("DataCache: Getting player with Telegram ID=", telegramID)
+
+	var player *dbmapping.Player
+	dc.playersMutex.Lock()
+	for i := range dc.players {
+		if dc.players[i].TelegramID == telegramID {
+			player = dc.players[i]
+		}
+	}
+	dc.playersMutex.Unlock()
+
+	if player == nil {
+		c.Log.Info("There is no such user, creating one...")
+		newPlayer := dbmapping.Player{}
+		newPlayer.TelegramID = telegramID
+		newPlayer.LeagueID = 0
+		newPlayer.Status = "nobody"
+		newPlayer.CreatedAt = time.Now().UTC()
+		newPlayer.UpdatedAt = time.Now().UTC()
+
+		newPlayerID, err := dc.AddPlayer(&newPlayer)
+		if err != nil {
+			return nil, err
+		}
+
+		player = dc.players[newPlayerID]
+	}
+
+	return player, nil
+}
+
+// GetPlayerByID returns player from datacache by ID
+func (dc *DataCache) GetPlayerByID(playerID int) (*dbmapping.Player, error) {
+	c.Log.Info("DataCache: Getting player with ID=", playerID)
+	if dc.players[playerID] != nil {
+		return dc.players[playerID], nil
+	}
+
+	return nil, errors.New("There is no user with ID = " + strconv.Itoa(playerID))
+}
+
+// GetPlayerByTelegramID returns player with such Telegram ID
+func (dc *DataCache) GetPlayerByTelegramID(telegramID int) (*dbmapping.Player, error) {
+	c.Log.Info("DataCache: Getting player with Telegram ID=", telegramID)
+
+	var player *dbmapping.Player
+	dc.playersMutex.Lock()
+	for i := range dc.players {
+		if dc.players[i].TelegramID == telegramID {
+			player = dc.players[i]
+		}
+	}
+	dc.playersMutex.Unlock()
+
+	if player != nil {
+		return player, nil
+	}
+
+	return nil, errors.New("There is no user with Telegram ID = " + strconv.Itoa(telegramID))
+}
+
+// UpdatePlayerFields writes new fields to player
+func (dc *DataCache) UpdatePlayerFields(player *dbmapping.Player) (*dbmapping.Player, error) {
+	if dc.players[player.ID] != nil {
+		_, err := c.Db.NamedExec("UPDATE `players` SET league_id=:league_id, status=:status WHERE id=:id", player)
+		if err != nil {
+			c.Log.Error(err.Error())
+			return dc.players[player.ID], err
+		}
+		dc.playersMutex.Lock()
+		dc.players[player.ID].LeagueID = player.LeagueID
+		dc.players[player.ID].Status = player.Status
+		dc.playersMutex.Unlock()
+		return dc.players[player.ID], nil
+	}
+
+	return nil, errors.New("There is no user with ID = " + strconv.Itoa(player.ID))
+}
+
+// UpdatePlayerTimestamp writes current update time to player
+func (dc *DataCache) UpdatePlayerTimestamp(playerID int) error {
+	if dc.players[playerID] != nil {
+		dc.playersMutex.Lock()
+		dc.players[playerID].UpdatedAt = time.Now().UTC()
+		_, err := c.Db.NamedExec("UPDATE `players` SET updated_at=:updated_at WHERE id=:id", dc.players[playerID])
+		if err != nil {
+			c.Log.Error(err.Error())
+			dc.playersMutex.Unlock()
+			return err
+		}
+		dc.playersMutex.Unlock()
+		return nil
+	}
+
+	return errors.New("There is no user with ID = " + strconv.Itoa(playerID))
+}
--- a/lib/datacache/pokememes.go
+++ b/lib/datacache/pokememes.go
@@ -0,0 +1,297 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"errors"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"sort"
+	"strconv"
+	"strings"
+	"time"
+)
+
+func (dc *DataCache) initPokememes() {
+	c.Log.Info("Initializing Pokememes storage...")
+	dc.pokememes = make(map[int]*dbmapping.Pokememe)
+	dc.fullPokememes = make(map[int]*dbmapping.PokememeFull)
+}
+
+func (dc *DataCache) loadPokememes() {
+	c.Log.Info("Load current Pokememes data from database to DataCache...")
+	pokememes := []dbmapping.Pokememe{}
+	err := c.Db.Select(&pokememes, "SELECT * FROM pokememes")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err.Error())
+	}
+	pokememesElements := []dbmapping.PokememeElement{}
+	err = c.Db.Select(&pokememesElements, "SELECT * FROM pokememes_elements")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err)
+	}
+	pokememesLocations := []dbmapping.PokememeLocation{}
+	err = c.Db.Select(&pokememesLocations, "SELECT * FROM pokememes_locations")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err)
+	}
+
+	dc.pokememesMutex.Lock()
+	dc.fullPokememesMutex.Lock()
+	for i := range pokememes {
+		dc.pokememes[pokememes[i].ID] = &pokememes[i]
+
+		// Filling fullPokememes
+		fullPokememe := dbmapping.PokememeFull{}
+		elementsListed := []dbmapping.Element{}
+		locationsListed := []dbmapping.Location{}
+
+		for j := range pokememesLocations {
+			if pokememesLocations[j].PokememeID == pokememes[i].ID {
+				for l := range dc.locations {
+					if pokememesLocations[j].LocationID == dc.locations[l].ID {
+						locationsListed = append(locationsListed, *dc.locations[l])
+					}
+				}
+			}
+		}
+
+		for k := range pokememesElements {
+			if pokememesElements[k].PokememeID == pokememes[i].ID {
+				for e := range dc.elements {
+					if pokememesElements[k].ElementID == dc.elements[e].ID {
+						elementsListed = append(elementsListed, *dc.elements[e])
+					}
+				}
+			}
+		}
+
+		fullPokememe.Pokememe = pokememes[i]
+		fullPokememe.Elements = elementsListed
+		fullPokememe.Locations = locationsListed
+
+		dc.fullPokememes[pokememes[i].ID] = &fullPokememe
+	}
+	c.Log.Info("Loaded pokememes with all additional information in DataCache: " + strconv.Itoa(len(dc.fullPokememes)))
+	dc.pokememesMutex.Unlock()
+	dc.fullPokememesMutex.Unlock()
+}
+
+// External functions
+
+// AddPokememe adds pokememe from parser
+func (dc *DataCache) AddPokememe(pokememeData map[string]string, pokememeLocations map[string]string, pokememeElements map[string]string) (int, error) {
+	_, noerr := dc.GetPokememeByName(pokememeData["name"])
+	if noerr == nil {
+		return 0, errors.New("This pokememe already exists")
+	}
+
+	gradeInt := c.Statistics.GetPoints(pokememeData["grade"])
+	attackInt := c.Statistics.GetPoints(pokememeData["attack"])
+	hpInt := c.Statistics.GetPoints(pokememeData["hp"])
+	mpInt := c.Statistics.GetPoints(pokememeData["mp"])
+	defenceInt := attackInt
+	if pokememeData["defence"] != "" {
+		defenceInt = c.Statistics.GetPoints(pokememeData["defence"])
+	}
+	priceInt := c.Statistics.GetPoints(pokememeData["price"])
+	creatorID := c.Statistics.GetPoints(pokememeData["creator_id"])
+
+	if !(gradeInt != 0 && attackInt != 0 && hpInt != 0 && mpInt != 0 && defenceInt != 0 && priceInt != 0 && creatorID != 0) {
+		return 0, errors.New("Some of the required numerical values are empty")
+	}
+
+	pokememe := dbmapping.Pokememe{}
+	pokememe.Grade = gradeInt
+	pokememe.Name = pokememeData["name"]
+	pokememe.Description = pokememeData["description"]
+	pokememe.Attack = attackInt
+	pokememe.HP = hpInt
+	pokememe.MP = mpInt
+	pokememe.Defence = defenceInt
+	pokememe.Price = priceInt
+	if pokememeData["purchaseable"] == "true" {
+		pokememe.Purchaseable = true
+	} else {
+		pokememe.Purchaseable = false
+	}
+	pokememe.ImageURL = pokememeData["image"]
+	pokememe.PlayerID = creatorID
+	pokememe.CreatedAt = time.Now().UTC()
+
+	locations := []dbmapping.Location{}
+	elements := []dbmapping.Element{}
+
+	for i := range pokememeLocations {
+		locationID, err := dc.findLocationIDByName(pokememeLocations[i])
+		if err != nil {
+			return 0, err
+		}
+		locations = append(locations, *dc.locations[locationID])
+	}
+
+	for i := range pokememeElements {
+		elementID, err := dc.findElementIDBySymbol(pokememeElements[i])
+		if err != nil {
+			return 0, err
+		}
+		elements = append(elements, *dc.elements[elementID])
+	}
+
+	// All objects are prepared, let's fill database with it!
+	c.Log.Debug("Filling pokememe...")
+	_, err := c.Db.NamedExec("INSERT INTO pokememes VALUES(NULL, :grade, :name, :description, :attack, :hp, :mp, :defence, :price, :purchaseable, :image_url, :player_id, :created_at)", &pokememe)
+	if err != nil {
+		return 0, err
+	}
+
+	c.Log.Debug("Finding newly added pokememe...")
+	insertedPokememe := dbmapping.Pokememe{}
+	err = c.Db.Get(&insertedPokememe, c.Db.Rebind("SELECT * FROM pokememes WHERE grade=? AND name=?"), pokememe.Grade, pokememe.Name)
+	if err != nil {
+		return 0, err
+	}
+
+	// Now we creating locations and elements links
+	locationsAndElementsFilledSuccessfully := true
+	c.Log.Debug("Filling locations...")
+	for i := range locations {
+		link := dbmapping.PokememeLocation{}
+		link.PokememeID = insertedPokememe.ID
+		link.LocationID = locations[i].ID
+		link.CreatedAt = time.Now().UTC()
+
+		_, err := c.Db.NamedExec("INSERT INTO pokememes_locations VALUES(NULL, :pokememe_id, :location_id, :created_at)", &link)
+		if err != nil {
+			c.Log.Error(err.Error())
+			locationsAndElementsFilledSuccessfully = false
+		}
+	}
+
+	c.Log.Debug("Filling elements...")
+	for i := range elements {
+		link := dbmapping.PokememeElement{}
+		link.PokememeID = insertedPokememe.ID
+		link.ElementID = elements[i].ID
+		link.CreatedAt = time.Now().UTC()
+
+		_, err := c.Db.NamedExec("INSERT INTO pokememes_elements VALUES(NULL, :pokememe_id, :element_id, :created_at)", &link)
+		if err != nil {
+			c.Log.Error(err.Error())
+			locationsAndElementsFilledSuccessfully = false
+		}
+	}
+
+	if !locationsAndElementsFilledSuccessfully {
+		c.Log.Debug("All fucked up, removing what we have already added...")
+		// There is something fucked up. In normal state we're should never reach this code
+		_, err = c.Db.NamedExec("DELETE FROM pokememes_locations WHERE pokememe_id=:id", &insertedPokememe)
+		if err != nil {
+			c.Log.Error(err.Error())
+		}
+		_, err = c.Db.NamedExec("DELETE FROM pokememes_elements WHERE pokememe_id=:id", &insertedPokememe)
+		if err != nil {
+			c.Log.Error(err.Error())
+		}
+		_, err = c.Db.NamedExec("DELETE FROM pokememes where id=:id", &insertedPokememe)
+		if err != nil {
+			c.Log.Error(err.Error())
+		}
+		return 0, errors.New("Failed to add pokememe to database")
+	}
+
+	fullPokememe := dbmapping.PokememeFull{}
+	fullPokememe.Pokememe = insertedPokememe
+	fullPokememe.Locations = locations
+	fullPokememe.Elements = elements
+
+	// Filling data cache
+	dc.pokememesMutex.Lock()
+	dc.fullPokememesMutex.Lock()
+	dc.pokememes[insertedPokememe.ID] = &insertedPokememe
+	dc.fullPokememes[insertedPokememe.ID] = &fullPokememe
+	dc.pokememesMutex.Unlock()
+	dc.fullPokememesMutex.Unlock()
+
+	return insertedPokememe.ID, nil
+}
+
+// GetAllPokememes returns all pokememes
+// Index in resulted map counts all pokememes ordered by grade and alphabetically
+func (dc *DataCache) GetAllPokememes() map[int]*dbmapping.PokememeFull {
+	pokememes := make(map[int]*dbmapping.PokememeFull)
+	dc.fullPokememesMutex.Lock()
+
+	var keys []string
+	keysToIDs := make(map[string]int)
+	for i := range dc.fullPokememes {
+		keys = append(keys, strconv.Itoa(dc.fullPokememes[i].Pokememe.Grade)+"_"+dc.fullPokememes[i].Pokememe.Name)
+		keysToIDs[strconv.Itoa(dc.fullPokememes[i].Pokememe.Grade)+"_"+dc.fullPokememes[i].Pokememe.Name] = i
+	}
+	sort.Strings(keys)
+
+	idx := 0
+	for _, k := range keys {
+		pokememes[idx] = dc.fullPokememes[keysToIDs[k]]
+		idx++
+	}
+
+	dc.fullPokememesMutex.Unlock()
+	return pokememes
+}
+
+// GetPokememeByID returns pokememe with additional information by ID
+func (dc *DataCache) GetPokememeByID(pokememeID int) (*dbmapping.PokememeFull, error) {
+	dc.fullPokememesMutex.Lock()
+	if dc.fullPokememes[pokememeID] != nil {
+		dc.fullPokememesMutex.Unlock()
+		return dc.fullPokememes[pokememeID], nil
+	}
+	dc.fullPokememesMutex.Unlock()
+	return nil, errors.New("There is no pokememe with ID = " + strconv.Itoa(pokememeID))
+}
+
+// GetPokememeByName returns pokememe from datacache by name
+func (dc *DataCache) GetPokememeByName(name string) (*dbmapping.PokememeFull, error) {
+	dc.fullPokememesMutex.Lock()
+	for i := range dc.fullPokememes {
+		if strings.HasPrefix(dc.fullPokememes[i].Pokememe.Name, name) {
+			dc.fullPokememesMutex.Unlock()
+			return dc.fullPokememes[i], nil
+		}
+	}
+	dc.fullPokememesMutex.Unlock()
+	return nil, errors.New("There is no pokememe with name = " + name)
+}
+
+// DeletePokememeByID removes pokememe from database
+func (dc *DataCache) DeletePokememeByID(pokememeID int) error {
+	pokememe, err := dc.GetPokememeByID(pokememeID)
+	if err != nil {
+		return err
+	}
+
+	_, err = c.Db.NamedExec("DELETE FROM pokememes_locations WHERE pokememe_id=:id", &pokememe.Pokememe)
+	if err != nil {
+		c.Log.Error(err.Error())
+	}
+	_, err = c.Db.NamedExec("DELETE FROM pokememes_elements WHERE pokememe_id=:id", &pokememe.Pokememe)
+	if err != nil {
+		c.Log.Error(err.Error())
+	}
+	_, err = c.Db.NamedExec("DELETE FROM pokememes where id=:id", &pokememe.Pokememe)
+	if err != nil {
+		c.Log.Error(err.Error())
+	}
+
+	dc.pokememesMutex.Lock()
+	dc.fullPokememesMutex.Lock()
+	delete(dc.pokememes, pokememe.Pokememe.ID)
+	delete(dc.fullPokememes, pokememe.Pokememe.ID)
+	dc.pokememesMutex.Unlock()
+	dc.fullPokememesMutex.Unlock()
+	return nil
+}
--- a/lib/datacache/profiles.go
+++ b/lib/datacache/profiles.go
@@ -0,0 +1,118 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"errors"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"strconv"
+)
+
+func (dc *DataCache) initProfiles() {
+	c.Log.Info("Initializing Profiles storage...")
+	dc.profiles = make(map[int]*dbmapping.Profile)
+	dc.currentProfiles = make(map[int]*dbmapping.Profile)
+}
+
+func (dc *DataCache) loadProfiles() {
+	c.Log.Info("Load current Profiles data from database to DataCache...")
+	profiles := []dbmapping.Profile{}
+	err := c.Db.Select(&profiles, "SELECT * FROM profiles")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err.Error())
+	}
+
+	dc.profilesMutex.Lock()
+	dc.currentProfilesMutex.Lock()
+	for i := range profiles {
+		dc.profiles[profiles[i].ID] = &profiles[i]
+
+		// Filling current profiles
+		if dc.currentProfiles[profiles[i].PlayerID] != nil {
+			if dc.currentProfiles[profiles[i].PlayerID].CreatedAt.Before(profiles[i].CreatedAt) {
+				dc.currentProfiles[profiles[i].PlayerID] = &profiles[i]
+			}
+		}
+
+		dc.currentProfiles[profiles[i].PlayerID] = &profiles[i]
+	}
+	c.Log.Info("Loaded profiles in DataCache: " + strconv.Itoa(len(dc.profiles)))
+	c.Log.Info("Loaded current profiles in DataCache: " + strconv.Itoa(len(dc.currentProfiles)))
+	dc.profilesMutex.Unlock()
+	dc.currentProfilesMutex.Unlock()
+}
+
+// External functions
+
+// AddProfile creates new profile in database
+func (dc *DataCache) AddProfile(profile *dbmapping.Profile) (int, error) {
+	_, err := c.Db.NamedExec("INSERT INTO `profiles` VALUES(NULL, :player_id, :nickname, :telegram_nickname, :level_id, :pokeballs, :wealth, :pokememes_wealth, :exp, :egg_exp, :power, :weapon_id, :crystalls, :created_at)", &profile)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return 0, err
+	}
+	insertedProfile := dbmapping.Profile{}
+	err = c.Db.Get(&insertedProfile, c.Db.Rebind("SELECT * FROM profiles WHERE player_id=? AND created_at=?"), profile.PlayerID, profile.CreatedAt)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return 0, err
+	}
+
+	dc.profilesMutex.Lock()
+	dc.currentProfilesMutex.Lock()
+	dc.profiles[insertedProfile.ID] = &insertedProfile
+	dc.currentProfiles[insertedProfile.PlayerID] = &insertedProfile
+	dc.currentProfilesMutex.Unlock()
+	dc.profilesMutex.Unlock()
+
+	return insertedProfile.ID, nil
+}
+
+// GetPlayersWithCurrentProfiles returns users with profiles, if exist
+func (dc *DataCache) GetPlayersWithCurrentProfiles() map[int]*dbmapping.PlayerProfile {
+	dc.currentProfilesMutex.Lock()
+	dc.playersMutex.Lock()
+
+	users := make(map[int]*dbmapping.PlayerProfile)
+
+	for i := range dc.players {
+		user := dbmapping.PlayerProfile{}
+		user.Player = *dc.players[i]
+		if dc.players[i].LeagueID != 0 {
+			user.League = *dc.leagues[dc.players[i].LeagueID]
+		}
+
+		if dc.currentProfiles[dc.players[i].ID] != nil {
+			user.HaveProfile = true
+			user.Profile = *dc.currentProfiles[dc.players[i].ID]
+		} else {
+			user.HaveProfile = false
+		}
+
+		users[dc.players[i].ID] = &user
+	}
+
+	dc.currentProfilesMutex.Unlock()
+	dc.playersMutex.Unlock()
+	return users
+}
+
+// GetProfileByID returns profile from datacache by ID
+func (dc *DataCache) GetProfileByID(profileID int) (*dbmapping.Profile, error) {
+	if dc.profiles[profileID] != nil {
+		return dc.profiles[profileID], nil
+	}
+
+	return nil, errors.New("There is no profile with ID = " + strconv.Itoa(profileID))
+}
+
+// GetProfileByPlayerID returns current profile for player
+func (dc *DataCache) GetProfileByPlayerID(playerID int) (*dbmapping.Profile, error) {
+	if dc.currentProfiles[playerID] != nil {
+		return dc.currentProfiles[playerID], nil
+	}
+
+	return nil, errors.New("There is no profile for user with ID = " + strconv.Itoa(playerID))
+}
--- a/lib/datacache/weapons.go
+++ b/lib/datacache/weapons.go
@@ -0,0 +1,48 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"errors"
+	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"strconv"
+)
+
+func (dc *DataCache) initWeapons() {
+	c.Log.Info("Initializing Weapons storage...")
+	dc.weapons = make(map[int]*dbmapping.Weapon)
+}
+
+func (dc *DataCache) loadWeapons() {
+	c.Log.Info("Load current Weapons data from database to DataCache...")
+	weapons := []dbmapping.Weapon{}
+	err := c.Db.Select(&weapons, "SELECT * FROM weapons")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err.Error())
+	}
+
+	dc.weaponsMutex.Lock()
+	for i := range weapons {
+		dc.weapons[weapons[i].ID] = &weapons[i]
+	}
+	c.Log.Info("Loaded weapon types in DataCache: " + strconv.Itoa(len(dc.weapons)))
+	dc.weaponsMutex.Unlock()
+}
+
+// External functions
+
+// GetWeaponTypeByName returns weapon type from datacache by weapon name
+func (dc *DataCache) GetWeaponTypeByName(name string) (*dbmapping.Weapon, error) {
+	dc.weaponsMutex.Lock()
+	for i := range dc.weapons {
+		if dc.weapons[i].Name == name {
+			dc.weaponsMutex.Unlock()
+			return dc.weapons[i], nil
+		}
+	}
+
+	dc.weaponsMutex.Unlock()
+	return nil, errors.New("There is no weapon type with name = " + name)
+}
--- a/lib/dbmapping/profiles.go
+++ b/lib/dbmapping/profiles.go
@@ -24,24 +24,3 @@ type Profile struct {
 	Crystalls        int       `db:"crystalls"`
 	CreatedAt        time.Time `db:"created_at"`
 }
-
-// ProfileWithAddons is a struct, which represents `profiles` table item in database and some good external fields.
-type ProfileWithAddons struct {
-	ID               int       `db:"id"`
-	PlayerID         int       `db:"player_id"`
-	TelegramID       int       `db:"telegram_id"`
-	LeagueID         int       `db:"league_id"`
-	LeagueSymbol     string    `db:"league_symbol"`
-	Nickname         string    `db:"nickname"`
-	TelegramNickname string    `db:"telegram_nickname"`
-	LevelID          int       `db:"level_id"`
-	Pokeballs        int       `db:"pokeballs"`
-	Wealth           int       `db:"wealth"`
-	PokememesWealth  int       `db:"pokememes_wealth"`
-	Exp              int       `db:"exp"`
-	EggExp           int       `db:"egg_exp"`
-	Power            int       `db:"power"`
-	WeaponID         int       `db:"weapon_id"`
-	Crystalls        int       `db:"crystalls"`
-	CreatedAt        time.Time `db:"created_at"`
-}
--- a/lib/pokedexer/cleaners.go
+++ b/lib/pokedexer/cleaners.go
@@ -15,32 +15,12 @@ func (p *Pokedexer) DeletePokememe(update *tgbotapi.Update) string {
 		return "fail"
 	}

-	pokememe, ok := p.GetPokememeByID(strconv.Itoa(pokememeNum))
-	if !ok {
-		return "fail"
-	}
-
-	_, err := c.Db.NamedExec("DELETE FROM pokememes WHERE id=:id", &pokememe.Pokememe)
+	err := c.DataCache.DeletePokememeByID(pokememeNum)
 	if err != nil {
 		c.Log.Error(err.Error())
 		return "fail"
 	}

-	_, err = c.Db.NamedExec("DELETE FROM pokememes_elements WHERE pokememe_id=:id", &pokememe.Pokememe)
-	if err != nil {
-		c.Log.Debug(err.Error())
-	}
-
-	_, err = c.Db.NamedExec("DELETE FROM pokememes_locations WHERE pokememe_id=:id", &pokememe.Pokememe)
-	if err != nil {
-		c.Log.Debug(err.Error())
-	}
-
-	_, err = c.Db.NamedExec("DELETE FROM profiles_pokememes WHERE pokememe_id=:id", &pokememe.Pokememe)
-	if err != nil {
-		c.Log.Debug(err.Error())
-	}
-
 	message := "Покемем удалён."

 	msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
--- a/lib/pokedexer/getters.go
+++ b/lib/pokedexer/getters.go
@@ -5,184 +5,50 @@ package pokedexer

 import (
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
-	"strconv"
 )

-// Internal functions
-
-func (p *Pokedexer) formFullPokememes(pokememes []dbmapping.Pokememe) ([]dbmapping.PokememeFull, bool) {
-	pokememesArray := []dbmapping.PokememeFull{}
-	elements := []dbmapping.Element{}
-	err := c.Db.Select(&elements, "SELECT * FROM elements")
-	if err != nil {
-		c.Log.Error(err)
-		return pokememesArray, false
-	}
-	locations := []dbmapping.Location{}
-	err = c.Db.Select(&locations, "SELECT * FROM locations")
-	if err != nil {
-		c.Log.Error(err)
-		return pokememesArray, false
-	}
-	pokememesElements := []dbmapping.PokememeElement{}
-	err = c.Db.Select(&pokememesElements, "SELECT * FROM pokememes_elements")
-	if err != nil {
-		c.Log.Error(err)
-		return pokememesArray, false
-	}
-	pokememesLocations := []dbmapping.PokememeLocation{}
-	err = c.Db.Select(&pokememesLocations, "SELECT * FROM pokememes_locations")
-	if err != nil {
-		c.Log.Error(err)
-		return pokememesArray, false
-	}
-
-	for i := range pokememes {
-		fullPokememe := dbmapping.PokememeFull{}
-		elementsListed := []dbmapping.Element{}
-		locationsListed := []dbmapping.Location{}
-
-		for j := range pokememesLocations {
-			if pokememesLocations[j].PokememeID == pokememes[i].ID {
-				for l := range locations {
-					if pokememesLocations[j].LocationID == locations[l].ID {
-						locationsListed = append(locationsListed, locations[l])
-					}
-				}
-			}
-		}
-
-		for k := range pokememesElements {
-			if pokememesElements[k].PokememeID == pokememes[i].ID {
-				for e := range elements {
-					if pokememesElements[k].ElementID == elements[e].ID {
-						elementsListed = append(elementsListed, elements[e])
-					}
-				}
-			}
-		}
-
-		fullPokememe.Pokememe = pokememes[i]
-		fullPokememe.Elements = elementsListed
-		fullPokememe.Locations = locationsListed
-
-		pokememesArray = append(pokememesArray, fullPokememe)
-	}
-
-	return pokememesArray, true
-}
-
 // External functions

-// GetPokememes returns all existing pokememes, known by bot
-func (p *Pokedexer) GetPokememes() ([]dbmapping.PokememeFull, bool) {
-	pokememesArray := []dbmapping.PokememeFull{}
-	pokememes := []dbmapping.Pokememe{}
-	err := c.Db.Select(&pokememes, "SELECT * FROM pokememes ORDER BY grade asc, name asc")
+func (p *Pokedexer) getBestPokememes(playerID int) (map[int]*dbmapping.PokememeFull, bool) {
+	pokememesArray := make(map[int]*dbmapping.PokememeFull)
+
+	playerRaw, err := c.DataCache.GetPlayerByID(playerID)
 	if err != nil {
-		c.Log.Error(err)
+		c.Log.Error(err.Error())
 		return pokememesArray, false
 	}
-
-	pokememesArray, ok := p.formFullPokememes(pokememes)
-	return pokememesArray, ok
-}
-
-func (p *Pokedexer) getBestPokememes(playerID int) ([]dbmapping.PokememeFull, bool) {
-	pokememesArray := []dbmapping.PokememeFull{}
-	playerRaw, ok := c.Users.GetPlayerByID(playerID)
-	if !ok {
-		return pokememesArray, ok
-	}
-	profileRaw, ok := c.Users.GetProfile(playerID)
-	if !ok {
-		return pokememesArray, ok
+	profileRaw, err := c.DataCache.GetProfileByPlayerID(playerRaw.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return pokememesArray, false
 	}

 	if playerRaw.LeagueID == 0 {
 		return pokememesArray, false
 	}

-	// TODO: make it more complicated
-	pokememes := []dbmapping.Pokememe{}
+	allPokememes := c.DataCache.GetAllPokememes()
 	if profileRaw.LevelID < 4 {
-		err := c.Db.Select(&pokememes, c.Db.Rebind("SELECT * FROM pokememes WHERE grade = ? ORDER BY attack DESC"), profileRaw.LevelID+1)
-		if err != nil {
-			c.Log.Error(err)
-			return pokememesArray, false
+		for i := range allPokememes {
+			if allPokememes[i].Pokememe.Grade == profileRaw.LevelID+1 {
+				pokememesArray[allPokememes[i].Pokememe.Attack] = allPokememes[i]
+			}
 		}
 	} else {
-		err := c.Db.Select(&pokememes, c.Db.Rebind("SELECT p.* FROM pokememes p, pokememes_elements pe, elements e WHERE e.league_id = ? AND p.grade = ? AND pe.element_id = e.id AND pe.pokememe_id = p.id ORDER BY p.attack DESC"), playerRaw.LeagueID, profileRaw.LevelID+1)
-		if err != nil {
-			c.Log.Error(err)
-			return pokememesArray, false
-		}
-	}
-
-	pokememesArray, ok = p.formFullPokememes(pokememes)
-	return pokememesArray, ok
-}
-
-// GetPokememeByID returns single pokememe based on internal ID in database
-func (p *Pokedexer) GetPokememeByID(pokememeID string) (dbmapping.PokememeFull, bool) {
-	fullPokememe := dbmapping.PokememeFull{}
-	pokememe := dbmapping.Pokememe{}
-	err := c.Db.Get(&pokememe, c.Db.Rebind("SELECT * FROM pokememes WHERE id=?"), pokememeID)
-	if err != nil {
-		c.Log.Error(err)
-		return fullPokememe, false
-	}
-	elements := []dbmapping.Element{}
-	err = c.Db.Select(&elements, "SELECT * FROM elements")
-	if err != nil {
-		c.Log.Error(err)
-		return fullPokememe, false
-	}
-	locations := []dbmapping.Location{}
-	err = c.Db.Select(&locations, "SELECT * FROM locations")
-	if err != nil {
-		c.Log.Error(err)
-		return fullPokememe, false
-	}
-	pokememesElements := []dbmapping.PokememeElement{}
-	err = c.Db.Select(&pokememesElements, "SELECT * FROM pokememes_elements WHERE pokememe_id='"+strconv.Itoa(pokememe.ID)+"'")
-	if err != nil {
-		c.Log.Error(err)
-		return fullPokememe, false
-	}
-	pokememesLocations := []dbmapping.PokememeLocation{}
-	err = c.Db.Select(&pokememesLocations, "SELECT * FROM pokememes_locations WHERE pokememe_id='"+strconv.Itoa(pokememe.ID)+"'")
-	if err != nil {
-		c.Log.Error(err)
-		return fullPokememe, false
-	}
-
-	elementsListed := []dbmapping.Element{}
-	locationsListed := []dbmapping.Location{}
-
-	for j := range pokememesLocations {
-		if pokememesLocations[j].PokememeID == pokememe.ID {
-			for l := range locations {
-				if pokememesLocations[j].LocationID == locations[l].ID {
-					locationsListed = append(locationsListed, locations[l])
+		for i := range allPokememes {
+			if allPokememes[i].Pokememe.Grade == profileRaw.LevelID+1 {
+				matchLeague := false
+				for j := range allPokememes[i].Elements {
+					if allPokememes[i].Elements[j].LeagueID == playerRaw.LeagueID {
+						matchLeague = true
+					}
+				}
+				if matchLeague {
+					pokememesArray[allPokememes[i].Pokememe.Attack] = allPokememes[i]
 				}
 			}
 		}
 	}

-	for k := range pokememesElements {
-		if pokememesElements[k].PokememeID == pokememe.ID {
-			for e := range elements {
-				if pokememesElements[k].ElementID == elements[e].ID {
-					elementsListed = append(elementsListed, elements[e])
-				}
-			}
-		}
-	}
-
-	fullPokememe.Pokememe = pokememe
-	fullPokememe.Elements = elementsListed
-	fullPokememe.Locations = locationsListed
-
-	return fullPokememe, true
+	return pokememesArray, true
 }
--- a/lib/pokedexer/parsers.go
+++ b/lib/pokedexer/parsers.go
@@ -4,248 +4,143 @@
 package pokedexer

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"regexp"
 	"strconv"
 	"strings"
-	"time"
+	// "time"
 )

 // ParsePokememe parses pokememe, forwarded from PokememeBroBot, to database
 func (p *Pokedexer) ParsePokememe(update *tgbotapi.Update, playerRaw *dbmapping.Player) string {
-	text := update.Message.Text
-	var defendablePokememe = false
-	pokememeStringsArray := strings.Split(text, "\n")
+	pokememeStringsArray := strings.Split(update.Message.Text, "\n")
 	pokememeRunesArray := make([][]rune, 0)
 	for i := range pokememeStringsArray {
 		pokememeRunesArray = append(pokememeRunesArray, []rune(pokememeStringsArray[i]))
 	}

-	if len(pokememeRunesArray) == 13 {
-		defendablePokememe = true
+	pokememeData := make(map[string]string)
+	pokememeLocations := make(map[string]string)
+	pokememeElements := make(map[string]string)
+
+	hitPointsRx := regexp.MustCompile("(\\d|\\.)+(K|M)?")
+
+	for i := range pokememeStringsArray {
+		c.Log.Debug("Processing string: " + pokememeStringsArray[i])
+		if strings.Contains(pokememeStringsArray[i], "⃣") {
+			// Strings with name and grade
+			pokememeData["grade"] = string(pokememeRunesArray[i][0])
+			pokememeData["name"] = string(pokememeRunesArray[i][3:])
+		}
+
+		if i == 1 {
+			pokememeData["description"] = string(pokememeRunesArray[i])
+		}
+
+		if strings.HasPrefix(pokememeStringsArray[i], "Обитает: ") {
+			// Elements
+			locationsString := strings.TrimPrefix(pokememeStringsArray[i], "Обитает: ")
+			locationsArray := strings.Split(locationsString, ", ")
+			for i := range locationsArray {
+				pokememeLocations[strconv.Itoa(i)] = locationsArray[i]
+			}
+		}
+
+		if strings.HasPrefix(pokememeStringsArray[i], "Элементы:  ") {
+			// Elements
+			elementsString := strings.TrimPrefix(pokememeStringsArray[i], "Элементы:  ")
+			elementsArray := strings.Split(elementsString, " ")
+			for i := range elementsArray {
+				pokememeElements[strconv.Itoa(i)] = elementsArray[i]
+			}
+		}
+
+		if strings.HasPrefix(pokememeStringsArray[i], "⚔Атака: ") {
+			// Attack, HP, MP
+			hitPoints := hitPointsRx.FindAllString(string(pokememeRunesArray[i]), -1)
+			if len(hitPoints) != 3 {
+				c.Log.Error("Can't parse hitpoints!")
+				c.Log.Debug("Points string was: " + string(pokememeRunesArray[i]))
+				p.pokememeAddFailureMessage(update)
+				return "fail"
+			}
+			pokememeData["attack"] = hitPoints[0]
+			pokememeData["hp"] = hitPoints[1]
+			pokememeData["mp"] = hitPoints[2]
+		}
+
+		if strings.HasPrefix(pokememeStringsArray[i], "🛡Защита ") {
+			// Defence for top-level pokememes
+			defence := hitPointsRx.FindAllString(string(pokememeRunesArray[i]), -1)
+			if len(defence) != 1 {
+				c.Log.Error("Can't parse defence!")
+				c.Log.Debug("Defence string was: " + string(pokememeRunesArray[i]))
+				p.pokememeAddFailureMessage(update)
+				return "fail"
+			}
+			pokememeData["defence"] = defence[0]
+		}
+
+		if strings.HasPrefix(pokememeStringsArray[i], "Стоимость :") {
+			// Price
+			price := hitPointsRx.FindAllString(string(pokememeRunesArray[i]), -1)
+			if len(price) != 1 {
+				c.Log.Error("Can't parse price!")
+				c.Log.Debug("Price string was: " + string(pokememeRunesArray[i]))
+				p.pokememeAddFailureMessage(update)
+				return "fail"
+			}
+			pokememeData["price"] = price[0]
+		}
+
+		if strings.HasPrefix(pokememeStringsArray[i], "Купить: ") {
+			// Purchaseability
+			pokememeData["purchaseable"] = "false"
+			if strings.Contains(pokememeStringsArray[i], "Можно") {
+				pokememeData["purchaseable"] = "true"
+			}
+		}
 	}

-	// Getting elements
-	elements := []dbmapping.Element{}
-	elementEmojis := make([]string, 0)
-	elementEmojis = append(elementEmojis, string(pokememeRunesArray[4][11]))
-	if len(pokememeRunesArray[4]) > 12 {
-		elementEmojis = append(elementEmojis, string(pokememeRunesArray[4][13]))
-	}
-	if len(pokememeRunesArray[4]) > 14 {
-		elementEmojis = append(elementEmojis, string(pokememeRunesArray[4][15]))
+	// Image
+	for _, entity := range *update.Message.Entities {
+		if entity.Type == "text_link" && entity.URL != "" {
+			pokememeData["image"] = entity.URL
+		}
 	}

-	err := c.Db.Select(&elements, "SELECT * FROM elements WHERE symbol IN ('"+strings.Join(elementEmojis, "', '")+"')")
+	// Checking grade to be integer
+	_, err := strconv.Atoi(pokememeData["grade"])
 	if err != nil {
 		c.Log.Error(err.Error())
 		p.pokememeAddFailureMessage(update)
 		return "fail"
 	}

-	// Getting hit-points
-	hitPointsRx := regexp.MustCompile("(\\d|\\.)+(K|M)?")
-	hitPoints := hitPointsRx.FindAllString(string(pokememeRunesArray[5]), -1)
-	if len(hitPoints) != 3 {
-		c.Log.Error("Can't parse hitpoints!")
-		c.Log.Debug(pokememeRunesArray[5])
+	pokememeData["creator_id"] = strconv.Itoa(playerRaw.ID)
+
+	c.Log.Debugln("Pokememe data: ", pokememeData)
+	c.Log.Debugln("Elements: ", pokememeElements)
+	c.Log.Debugln("Locations: ", pokememeLocations)
+
+	if len(pokememeElements) == 0 {
 		p.pokememeAddFailureMessage(update)
 		return "fail"
 	}

-	defence := "0"
-	price := "0"
-
-	locations := []dbmapping.Location{}
-
-	purchaseable := false
-	image := ""
-
-	if defendablePokememe {
-		// Actions for high-grade pokememes
-		defenceMatch := hitPointsRx.FindAllString(string(pokememeRunesArray[6]), -1)
-		if len(defenceMatch) < 1 {
-			c.Log.Error("Can't parse defence!")
-			c.Log.Debug(pokememeRunesArray[6])
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-		defence = defenceMatch[0]
-		priceMatch := hitPointsRx.FindAllString(string(pokememeRunesArray[7]), -1)
-		if len(priceMatch) < 1 {
-			c.Log.Error("Can't parse price!")
-			c.Log.Debug(pokememeRunesArray[7])
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-		price = priceMatch[0]
-		locationsPrepare := strings.Split(string(pokememeRunesArray[8]), ": ")
-		if len(locationsPrepare) < 2 {
-			c.Log.Error("Can't parse locations!")
-			c.Log.Debug(pokememeRunesArray[8])
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-		locationsNames := strings.Split(locationsPrepare[1], ", ")
-		if len(locationsNames) < 1 {
-			c.Log.Error("Can't parse locations!")
-			c.Log.Debug(locationsPrepare)
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-
-		err2 := c.Db.Select(&locations, "SELECT * FROM locations WHERE name IN ('"+strings.Join(locationsNames, "', '")+"')")
-		if err2 != nil {
-			c.Log.Error(err2.Error())
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-		if strings.HasSuffix(string(pokememeRunesArray[9]), "Можно") {
-			purchaseable = true
-		}
-		image = strings.Replace(string(pokememeRunesArray[12]), " ", "", -1)
-	} else {
-		// Actions for low-grade pokememes
-		defence = hitPoints[0]
-		priceMatch := hitPointsRx.FindAllString(string(pokememeRunesArray[6]), -1)
-		if len(priceMatch) < 1 {
-			c.Log.Error("Can't parse price!")
-			c.Log.Debug(pokememeRunesArray[6])
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-		price = priceMatch[0]
-		locationsPrepare := strings.Split(string(pokememeRunesArray[7]), ": ")
-		if len(locationsPrepare) < 2 {
-			c.Log.Error("Can't parse locations!")
-			c.Log.Debug(pokememeRunesArray[7])
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-		locationsNames := strings.Split(locationsPrepare[1], ", ")
-		if len(locationsNames) < 1 {
-			c.Log.Error("Can't parse locations!")
-			c.Log.Debug(locationsPrepare)
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-
-		err2 := c.Db.Select(&locations, "SELECT * FROM locations WHERE name IN ('"+strings.Join(locationsNames, "', '")+"')")
-		if err2 != nil {
-			c.Log.Error(err2.Error())
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-		if strings.HasSuffix(string(pokememeRunesArray[8]), "Можно") {
-			purchaseable = true
-		}
-		image = strings.Replace(string(pokememeRunesArray[11]), " ", "", -1)
-	}
-
-	grade := string(pokememeRunesArray[0][0])
-	name := string(pokememeRunesArray[0][3:])
-	description := string(pokememeRunesArray[1])
-	c.Log.Debug("Pokememe grade: " + grade)
-	c.Log.Debug("Pokememe name: " + name)
-	c.Log.Debug("Pokememe description: " + description)
-	c.Log.Debug("Elements:")
-	for i := range elements {
-		c.Log.Debug(elements[i].Symbol + " " + elements[i].Name)
-	}
-	c.Log.Debug("Attack: " + hitPoints[0])
-	c.Log.Debug("HP: " + hitPoints[1])
-	c.Log.Debug("MP: " + hitPoints[2])
-	c.Log.Debug("Defence: " + defence)
-	c.Log.Debug("Price: " + price)
-	c.Log.Debug("Locations:")
-	for i := range locations {
-		c.Log.Debug(locations[i].Symbol + " " + locations[i].Name)
-	}
-	if purchaseable {
-		c.Log.Debug("Purchaseable")
-	} else {
-		c.Log.Debug("Non-purchaseable")
-	}
-	c.Log.Debug("Image: " + image)
-
-	// Building pokememe
-	pokememe := dbmapping.Pokememe{}
-	// Checking if pokememe exists in database
-	err3 := c.Db.Get(&pokememe, c.Db.Rebind("SELECT * FROM pokememes WHERE grade='"+grade+"' AND name='"+name+"';"))
-	if err3 != nil {
-		c.Log.Debug("Adding new pokememe...")
-	} else {
-		c.Log.Info("This pokememe already exist. Return specific error.")
-		p.pokememeAddDuplicateMessage(update)
-		return "dup"
-	}
-
-	gradeInt, _ := strconv.Atoi(grade)
-	attackInt := c.Statistics.GetPoints(hitPoints[0])
-	hpInt := c.Statistics.GetPoints(hitPoints[1])
-	mpInt := c.Statistics.GetPoints(hitPoints[2])
-	defenceInt := c.Statistics.GetPoints(defence)
-	priceInt := c.Statistics.GetPoints(price)
-
-	pokememe.Grade = gradeInt
-	pokememe.Name = name
-	pokememe.Description = description
-	pokememe.Attack = attackInt
-	pokememe.HP = hpInt
-	pokememe.MP = mpInt
-	pokememe.Defence = defenceInt
-	pokememe.Price = priceInt
-	if purchaseable {
-		pokememe.Purchaseable = true
-	} else {
-		pokememe.Purchaseable = false
-	}
-	pokememe.ImageURL = image
-	pokememe.PlayerID = playerRaw.ID
-	pokememe.CreatedAt = time.Now().UTC()
-
-	_, err4 := c.Db.NamedExec("INSERT INTO pokememes VALUES(NULL, :grade, :name, :description, :attack, :hp, :mp, :defence, :price, :purchaseable, :image_url, :player_id, :created_at)", &pokememe)
-	if err4 != nil {
-		c.Log.Error(err4.Error())
+	if len(pokememeLocations) == 0 {
 		p.pokememeAddFailureMessage(update)
 		return "fail"
 	}

-	// Getting new pokememe
-	err5 := c.Db.Get(&pokememe, c.Db.Rebind("SELECT * FROM pokememes WHERE grade='"+grade+"' AND name='"+name+"';"))
-	if err5 != nil {
-		c.Log.Error("Pokememe isn't added!")
+	newPokememeID, err := c.DataCache.AddPokememe(pokememeData, pokememeLocations, pokememeElements)
+	if err != nil {
+		c.Log.Error(err.Error())
 		p.pokememeAddFailureMessage(update)
 		return "fail"
 	}
-	for i := range elements {
-		link := dbmapping.PokememeElement{}
-		link.PokememeID = pokememe.ID
-		link.ElementID = elements[i].ID
-		link.CreatedAt = time.Now().UTC()

-		_, err6 := c.Db.NamedExec("INSERT INTO pokememes_elements VALUES(NULL, :pokememe_id, :element_id, :created_at)", &link)
-		if err6 != nil {
-			c.Log.Error(err6.Error())
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-	}
-	for i := range locations {
-		link := dbmapping.PokememeLocation{}
-		link.PokememeID = pokememe.ID
-		link.LocationID = locations[i].ID
-		link.CreatedAt = time.Now().UTC()
-
-		_, err7 := c.Db.NamedExec("INSERT INTO pokememes_locations VALUES(NULL, :pokememe_id, :location_id, :created_at)", &link)
-		if err7 != nil {
-			c.Log.Error(err7.Error())
-			p.pokememeAddFailureMessage(update)
-			return "fail"
-		}
-	}
-
-	p.pokememeAddSuccessMessage(update)
+	p.pokememeAddSuccessMessage(update, newPokememeID)
 	return "ok"
 }
--- a/lib/pokedexer/pokedexer.go
+++ b/lib/pokedexer/pokedexer.go
@@ -4,15 +4,16 @@
 package pokedexer

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
+	"sort"
 	"strconv"
 )

-func (p *Pokedexer) pokememesListing(update *tgbotapi.Update, page int, pokememesArray []dbmapping.PokememeFull) {
+func (p *Pokedexer) pokememesListing(update *tgbotapi.Update, page int, pokememesArray map[int]*dbmapping.PokememeFull) {
 	message := "*Известные боту покемемы*\n"
 	message += "Список отсортирован по грейду и алфавиту.\n"
-	message += "Покедекс: " + strconv.Itoa(len(pokememesArray)) + " / 249\n"
+	message += "Покедекс: " + strconv.Itoa(len(pokememesArray)) + " / 274\n"
 	message += "Отображаем покемемов с " + strconv.Itoa(((page-1)*50)+1) + " по " + strconv.Itoa(page*50) + "\n"
 	if len(pokememesArray) > page*50 {
 		message += "Переход на следующую страницу: /pokedeks" + strconv.Itoa(page+1)
@@ -22,7 +23,13 @@ func (p *Pokedexer) pokememesListing(update *tgbotapi.Update, page int, pokememe
 	}
 	message += "\n\n"

+	var keys []int
 	for i := range pokememesArray {
+		keys = append(keys, i)
+	}
+	sort.Ints(keys)
+
+	for _, i := range keys {
 		if (i+1 > 50*(page-1)) && (i+1 < (50*page)+1) {
 			pk := pokememesArray[i].Pokememe
 			pkE := pokememesArray[i].Elements
@@ -52,9 +59,10 @@ func (p *Pokedexer) pokememesListing(update *tgbotapi.Update, page int, pokememe
 	c.Bot.Send(msg)
 }

-func (p *Pokedexer) pokememeAddSuccessMessage(update *tgbotapi.Update) {
+func (p *Pokedexer) pokememeAddSuccessMessage(update *tgbotapi.Update, newPokememeID int) {
 	message := "*Покемем успешно добавлен.*\n\n"
-	message += "Посмотреть всех известных боту покемемов можно командой /pokedeks"
+	message += "Посмотреть всех известных боту покемемов можно командой /pokedeks\n"
+	message += "Посмотреть свежедобавленного покемема можно командой /pk" + strconv.Itoa(newPokememeID)

 	msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
 	msg.ParseMode = "Markdown"
--- a/lib/pokedexer/pokedexerinterface/pokedexerinterface.go
+++ b/lib/pokedexer/pokedexerinterface/pokedexerinterface.go
@@ -4,8 +4,8 @@
 package pokedexerinterface

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 )

 // PokedexerInterface implements Pokedexer for importing via appcontext.
@@ -16,8 +16,5 @@ type PokedexerInterface interface {
 	PokememeInfo(update *tgbotapi.Update, playerRaw *dbmapping.Player) string
 	BestPokememesList(update *tgbotapi.Update, playerRaw *dbmapping.Player) string

-	GetPokememes() ([]dbmapping.PokememeFull, bool)
-	GetPokememeByID(pokememeID string) (dbmapping.PokememeFull, bool)
-
 	DeletePokememe(update *tgbotapi.Update) string
 }
--- a/lib/pokedexer/responders.go
+++ b/lib/pokedexer/responders.go
@@ -4,8 +4,9 @@
 package pokedexer

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
+	"sort"
 	"strconv"
 	"strings"
 )
@@ -18,8 +19,14 @@ func (p *Pokedexer) BestPokememesList(update *tgbotapi.Update, playerRaw *dbmapp
 		return "fail"
 	}

-	message := "*Лучшие покемемы для ловли*\n\n"
+	var attacks []int
 	for i := range pokememes {
+		attacks = append(attacks, i)
+	}
+	sort.Sort(sort.Reverse(sort.IntSlice(attacks)))
+
+	message := "*Лучшие покемемы для ловли*\n\n"
+	for _, i := range attacks {
 		pk := pokememes[i].Pokememe
 		pkL := pokememes[i].Locations
 		pkE := pokememes[i].Elements
@@ -63,25 +70,24 @@ func (p *Pokedexer) PokememesList(update *tgbotapi.Update) {
 	if page == 0 {
 		page = 1
 	}
-	pokememesArray, ok := p.GetPokememes()
-	if !ok {
-		c.Talkers.BotError(update)
-	} else {
-		p.pokememesListing(update, page, pokememesArray)
-	}
+	pokememesArray := c.DataCache.GetAllPokememes()
+	p.pokememesListing(update, page, pokememesArray)
 }

 // PokememeInfo shows information about single pokememe based on internal ID
 func (p *Pokedexer) PokememeInfo(update *tgbotapi.Update, playerRaw *dbmapping.Player) string {
 	pokememeNumber := strings.Replace(update.Message.Text, "/pk", "", 1)
 	var calculatePossibilites = true
-	profileRaw, ok := c.Users.GetProfile(playerRaw.ID)
-	if !ok {
+	profileRaw, err := c.DataCache.GetProfileByPlayerID(playerRaw.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		calculatePossibilites = false
 	}

-	pokememe, ok := p.GetPokememeByID(pokememeNumber)
-	if !ok {
+	pokememeID, _ := strconv.Atoi(pokememeNumber)
+	pokememe, err := c.DataCache.GetPokememeByID(pokememeID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return "fail"
 	}

--- a/lib/router/callback_request.go
+++ b/lib/router/callback_request.go
@@ -10,8 +10,9 @@ import (

 // RouteCallback routes inline requests to bot
 func (r *Router) RouteCallback(update *tgbotapi.Update) string {
-	playerRaw, ok := c.Users.GetOrCreatePlayer(update.CallbackQuery.From.ID)
-	if !ok {
+	playerRaw, err := c.DataCache.GetOrCreatePlayerByTelegramID(update.CallbackQuery.From.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return "fail"
 	}

@@ -20,9 +21,9 @@ func (r *Router) RouteCallback(update *tgbotapi.Update) string {

 	switch {
 	case enableAlarmCallback.MatchString(update.CallbackQuery.Data):
-		return c.Reminder.CreateAlarmSetting(update, &playerRaw)
+		return c.Reminder.CreateAlarmSetting(update, playerRaw)
 	case disableAlarmCallback.MatchString(update.CallbackQuery.Data):
-		return c.Reminder.DestroyAlarmSetting(update, &playerRaw)
+		return c.Reminder.DestroyAlarmSetting(update, playerRaw)
 	}

 	return "ok"
--- a/lib/router/inline.go
+++ b/lib/router/inline.go
@@ -11,8 +11,9 @@ import (

 // RouteInline routes inline requests to bot
 func (r *Router) RouteInline(update *tgbotapi.Update) string {
-	playerRaw, ok := c.Users.GetOrCreatePlayer(update.InlineQuery.From.ID)
-	if !ok {
+	playerRaw, err := c.DataCache.GetOrCreatePlayerByTelegramID(update.InlineQuery.From.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return "fail"
 	}

@@ -73,7 +74,7 @@ func (r *Router) RouteInline(update *tgbotapi.Update) string {
 		Results:       results,
 	}

-	_, err := c.Bot.AnswerInlineQuery(inlineConf)
+	_, err = c.Bot.AnswerInlineQuery(inlineConf)
 	if err != nil {
 		c.Log.Error(err.Error())
 	}
--- a/lib/router/router.go
+++ b/lib/router/router.go
@@ -9,8 +9,9 @@ import (

 // RouteRequest decides, what to do with user input
 func (r *Router) RouteRequest(update *tgbotapi.Update) string {
-	playerRaw, ok := c.Users.GetOrCreatePlayer(update.Message.From.ID)
-	if !ok {
+	playerRaw, err := c.DataCache.GetOrCreatePlayerByTelegramID(update.Message.From.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		// Silently fail
 		return "fail"
 	}
@@ -20,13 +21,10 @@ func (r *Router) RouteRequest(update *tgbotapi.Update) string {
 		return "fail"
 	}

-	c.Log.Debug("Received message from chat ")
-	c.Log.Debugln(chatRaw.TelegramID)
-
 	if update.Message.Chat.IsGroup() || update.Message.Chat.IsSuperGroup() {
-		return r.routeGroupRequest(update, &playerRaw, &chatRaw)
+		return r.routeGroupRequest(update, playerRaw, &chatRaw)
 	} else if update.Message.Chat.IsPrivate() {
-		return r.routePrivateRequest(update, &playerRaw, &chatRaw)
+		return r.routePrivateRequest(update, playerRaw, &chatRaw)
 	}

 	return "ok"
--- a/lib/squader/getters.go
+++ b/lib/squader/getters.go
@@ -144,13 +144,13 @@ func (s *Squader) GetUserRolesInSquads(playerRaw *dbmapping.Player) ([]dbmapping
 	for i := range userRolesRaw {
 		userRoleFull := dbmapping.SquadPlayerFull{}
 		userRoleFull.Player = *playerRaw
-		userProfile, profileOk := c.Users.GetProfile(playerRaw.ID)
-		userRoleFull.Profile = userProfile
+		userProfile, profileError := c.DataCache.GetProfileByPlayerID(playerRaw.ID)
+		userRoleFull.Profile = *userProfile
 		userRoleFull.UserRole = userRolesRaw[i].UserType
 		squad, squadOk := s.GetSquadByID(userRolesRaw[i].SquadID)
 		userRoleFull.Squad = squad

-		if profileOk && squadOk {
+		if profileError == nil && squadOk {
 			userRoles = append(userRoles, userRoleFull)
 		}
 	}
--- a/lib/squader/restricters.go
+++ b/lib/squader/restricters.go
@@ -4,16 +4,17 @@
 package squader

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 )

 // CleanFlood will clean flood from squads
 func (s *Squader) CleanFlood(update *tgbotapi.Update, chatRaw *dbmapping.Chat) string {
 	switch s.IsChatASquadEnabled(chatRaw) {
 	case "main":
-		talker, ok := c.Users.GetOrCreatePlayer(update.Message.From.ID)
-		if !ok {
+		talker, err := c.DataCache.GetPlayerByTelegramID(update.Message.From.ID)
+		if err != nil {
+			c.Log.Error(err.Error())
 			s.deleteFloodMessage(update)
 			return "fail"
 		}
--- a/lib/squader/squader.go
+++ b/lib/squader/squader.go
@@ -4,8 +4,8 @@
 package squader

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"regexp"
 	"strconv"
 	"strings"
@@ -38,8 +38,8 @@ func (s *Squader) getPlayersForSquad(squadID int) ([]dbmapping.SquadPlayerFull,
 		for ii := range squadPlayers {
 			if squadPlayers[ii].PlayerID == playersRaw[i].ID {
 				playerWithProfile := dbmapping.SquadPlayerFull{}
-				profile, _ := c.Users.GetProfile(playersRaw[i].ID)
-				playerWithProfile.Profile = profile
+				profile, _ := c.DataCache.GetProfileByPlayerID(playersRaw[i].ID)
+				playerWithProfile.Profile = *profile
 				playerWithProfile.Player = playersRaw[i]
 				playerWithProfile.Squad = squad
 				playerWithProfile.UserRole = squadPlayers[ii].UserType
@@ -114,8 +114,9 @@ func (s *Squader) createSquad(update *tgbotapi.Update, chatID int, floodChatID i
 	if err != nil {
 		c.Log.Debug(err)

-		playerRaw, ok := c.Users.GetOrCreatePlayer(update.Message.From.ID)
-		if !ok {
+		playerRaw, err := c.DataCache.GetPlayerByTelegramID(update.Message.From.ID)
+		if err != nil {
+			c.Log.Error(err.Error())
 			return squad, "fail"
 		}

@@ -287,20 +288,22 @@ func (s *Squader) AddUserToSquad(update *tgbotapi.Update, adderRaw *dbmapping.Pl
 		return s.squadUserAdditionFailure(update)
 	}

-	playerRaw, ok := c.Users.GetPlayerByID(playerID)
-	if !ok {
+	playerRaw, err := c.DataCache.GetPlayerByID(playerID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return s.squadUserAdditionFailure(update)
 	}
 	squadRaw := dbmapping.Squad{}
-	err := c.Db.Get(&squadRaw, c.Db.Rebind("SELECT * FROM squads WHERE id=?"), squadID)
+	err = c.Db.Get(&squadRaw, c.Db.Rebind("SELECT * FROM squads WHERE id=?"), squadID)
 	if err != nil {
 		c.Log.Error(err.Error())
 		return s.squadUserAdditionFailure(update)
 	}

-	if !c.Users.PlayerBetterThan(&playerRaw, "admin") {
-		_, ok = c.Users.GetProfile(playerRaw.ID)
-		if !ok {
+	if !c.Users.PlayerBetterThan(playerRaw, "admin") {
+		_, err = c.DataCache.GetProfileByPlayerID(playerRaw.ID)
+		if err != nil {
+			c.Log.Error(err.Error())
 			return s.squadUserAdditionFailure(update)
 		}
 	}
@@ -315,7 +318,7 @@ func (s *Squader) AddUserToSquad(update *tgbotapi.Update, adderRaw *dbmapping.Pl
 		}
 	}

-	if !c.Users.PlayerBetterThan(&playerRaw, "admin") {
+	if !c.Users.PlayerBetterThan(playerRaw, "admin") {
 		if playerRaw.LeagueID != 1 {
 			return s.squadUserAdditionFailure(update)
 		}
--- a/lib/statistics/squads.go
+++ b/lib/statistics/squads.go
@@ -27,12 +27,18 @@ func (s *Statistics) SquadStatictics(squadID int) string {
 	for i := range squadMembers {
 		fullInfo := dbmapping.SquadPlayerFull{}

-		playerRaw, _ := c.Users.GetPlayerByID(squadMembers[i].PlayerID)
-		profileRaw, _ := c.Users.GetProfile(playerRaw.ID)
+		playerRaw, err := c.DataCache.GetPlayerByID(squadMembers[i].PlayerID)
+		if err != nil {
+			c.Log.Error(err.Error())
+		}
+		profileRaw, err := c.DataCache.GetProfileByPlayerID(playerRaw.ID)
+		if err != nil {
+			c.Log.Error(err.Error())
+		}

 		fullInfo.Squad = squad
-		fullInfo.Player = playerRaw
-		fullInfo.Profile = profileRaw
+		fullInfo.Player = *playerRaw
+		fullInfo.Profile = *profileRaw

 		squadMembersWithInformation = append(squadMembersWithInformation, fullInfo)
 	}
--- a/lib/users/getters.go
+++ b/lib/users/getters.go
@@ -4,62 +4,10 @@
 package users

 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
-	"time"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 )

-// GetProfile returns last saved profile of player
-func (u *Users) GetProfile(playerID int) (dbmapping.Profile, bool) {
-	profileRaw := dbmapping.Profile{}
-	err := c.Db.Get(&profileRaw, c.Db.Rebind("SELECT * FROM profiles WHERE player_id=? ORDER BY created_at DESC LIMIT 1"), playerID)
-	if err != nil {
-		c.Log.Error(err)
-		return profileRaw, false
-	}
-
-	return profileRaw, true
-}
-
-// GetPlayerByID returns dbmapping.Player instance with given ID.
-func (u *Users) GetPlayerByID(playerID int) (dbmapping.Player, bool) {
-	playerRaw := dbmapping.Player{}
-	err := c.Db.Get(&playerRaw, c.Db.Rebind("SELECT * FROM players WHERE id=?"), playerID)
-	if err != nil {
-		c.Log.Error(err.Error())
-		return playerRaw, false
-	}
-
-	return playerRaw, true
-}
-
-// GetOrCreatePlayer seeks for player in database via Telegram ID.
-// In case, when there is no player with such ID, new player will be created.
-func (u *Users) GetOrCreatePlayer(telegramID int) (dbmapping.Player, bool) {
-	playerRaw := dbmapping.Player{}
-	err := c.Db.Get(&playerRaw, c.Db.Rebind("SELECT * FROM players WHERE telegram_id=? ORDER BY created_at desc LIMIT 1"), telegramID)
-	if err != nil {
-		c.Log.Error("Message user not found in database.")
-		c.Log.Error(err.Error())
-
-		// Create "nobody" user
-		playerRaw.TelegramID = telegramID
-		playerRaw.LeagueID = 0
-		playerRaw.Status = "nobody"
-		playerRaw.CreatedAt = time.Now().UTC()
-		playerRaw.UpdatedAt = time.Now().UTC()
-		_, err = c.Db.NamedExec("INSERT INTO players VALUES(NULL, :telegram_id, :league_id, :status, :created_at, :updated_at)", &playerRaw)
-		if err != nil {
-			c.Log.Error(err.Error())
-			return playerRaw, false
-		}
-	} else {
-		c.Log.Debug("Message user found in database.")
-	}
-
-	return playerRaw, true
-}
-
 // GetPrettyName returns "pretty" name of user (first_name + last name or username)
 func (u *Users) GetPrettyName(user *tgbotapi.User) string {
 	userName := user.FirstName
--- a/lib/users/parsers.go
+++ b/lib/users/parsers.go
@@ -15,15 +15,14 @@ import (
 // Internal functions

 func (u *Users) fillProfilePokememe(profileID int, meme string, attack string, rarity string) {
-	spkRaw := dbmapping.Pokememe{}
-	err := c.Db.Get(&spkRaw, c.Db.Rebind("SELECT * FROM pokememes WHERE name='"+meme+"';"))
+	spkRaw, err := c.DataCache.GetPokememeByName(meme)
 	if err != nil {
 		c.Log.Error(err.Error())
 	} else {
 		attackInt := c.Statistics.GetPoints(attack)
 		ppk := dbmapping.ProfilePokememe{}
 		ppk.ProfileID = profileID
-		ppk.PokememeID = spkRaw.ID
+		ppk.PokememeID = spkRaw.Pokememe.ID
 		ppk.PokememeAttack = attackInt
 		ppk.PokememeRarity = rarity
 		ppk.CreatedAt = time.Now().UTC()
@@ -75,12 +74,13 @@ func (u *Users) ParseProfile(update *tgbotapi.Update, playerRaw *dbmapping.Playe
 		currentString := string(profileRunesArray[i])
 		currentRunes := profileRunesArray[i]
 		if strings.HasPrefix(currentString, "🈸") || strings.HasPrefix(currentString, "🈳 ") || strings.HasPrefix(currentString, "🈵") {
-			err1 := c.Db.Get(&league, c.Db.Rebind("SELECT * FROM leagues WHERE symbol='"+string(currentRunes[0])+"'"))
-			if err1 != nil {
-				c.Log.Error(err1.Error())
+			leagueRaw, err := c.DataCache.GetLeagueBySymbol(string(currentRunes[0]))
+			if err != nil {
+				c.Log.Error(err.Error())
 				u.profileAddFailureMessage(update)
 				return "fail"
 			}
+			league = *leagueRaw
 			for j := range currentRunes {
 				if j > 1 {
 					nickname += string(currentRunes[j])
@@ -209,10 +209,9 @@ func (u *Users) ParseProfile(update *tgbotapi.Update, playerRaw *dbmapping.Playe
 	}

 	// Information is gathered, let's create profile in database!
-	weaponRaw := dbmapping.Weapon{}
-	err2 := c.Db.Get(&weaponRaw, c.Db.Rebind("SELECT * FROM weapons WHERE name='"+weapon+"'"))
-	if err2 != nil {
-		c.Log.Error(err2.Error())
+	weaponRaw, err := c.DataCache.GetWeaponTypeByName(weapon)
+	if err != nil {
+		c.Log.Error(err.Error())
 	}

 	if playerRaw.LeagueID == 0 {
@@ -221,26 +220,17 @@ func (u *Users) ParseProfile(update *tgbotapi.Update, playerRaw *dbmapping.Playe
 		if playerRaw.Status == "nobody" {
 			playerRaw.Status = "common"
 		}
-		_, err4 := c.Db.NamedExec("UPDATE `players` SET league_id=:league_id, status=:status WHERE id=:id", &playerRaw)
-		if err4 != nil {
-			c.Log.Error(err4.Error())
+		_, err = c.DataCache.UpdatePlayerFields(playerRaw)
+		if err != nil {
 			u.profileAddFailureMessage(update)
 			return "fail"
 		}
 	} else if playerRaw.LeagueID != league.ID {
-		// Duplicate profile: user changed league, beware!
+		// User changed league, beware!
 		playerRaw.LeagueID = league.ID
 		playerRaw.Status = "league_changed"
-		playerRaw.CreatedAt = time.Now().UTC()
-		_, err5 := c.Db.NamedExec("INSERT INTO players VALUES(NULL, :telegram_id, :league_id, :status, :created_at, :updated_at)", &playerRaw)
-		if err5 != nil {
-			c.Log.Error(err5.Error())
-			u.profileAddFailureMessage(update)
-			return "fail"
-		}
-		err6 := c.Db.Get(&playerRaw, c.Db.Rebind("SELECT * FROM players WHERE telegram_id='"+strconv.Itoa(playerRaw.TelegramID)+"' AND league_id='"+strconv.Itoa(league.ID)+"';"))
-		if err6 != nil {
-			c.Log.Error(err6.Error())
+		_, err = c.DataCache.UpdatePlayerFields(playerRaw)
+		if err != nil {
 			u.profileAddFailureMessage(update)
 			return "fail"
 		}
@@ -261,25 +251,22 @@ func (u *Users) ParseProfile(update *tgbotapi.Update, playerRaw *dbmapping.Playe
 	profileRaw.Crystalls = crystallsInt
 	profileRaw.CreatedAt = time.Now().UTC()

-	_, err3 := c.Db.NamedExec("INSERT INTO `profiles` VALUES(NULL, :player_id, :nickname, :telegram_nickname, :level_id, :pokeballs, :wealth, :pokememes_wealth, :exp, :egg_exp, :power, :weapon_id, :crystalls, :created_at)", &profileRaw)
-	if err3 != nil {
-		c.Log.Error(err3.Error())
+	newProfileID, err := c.DataCache.AddProfile(&profileRaw)
+	if err != nil {
+		c.Log.Error(err.Error())
 		u.profileAddFailureMessage(update)
 		return "fail"
 	}

-	err8 := c.Db.Get(&profileRaw, c.Db.Rebind("SELECT * FROM profiles WHERE player_id=? AND created_at=?"), profileRaw.PlayerID, profileRaw.CreatedAt)
-	if err8 != nil {
-		c.Log.Error(err8.Error())
-		c.Log.Error("Profile isn't added!")
+	_, err = c.DataCache.GetProfileByID(newProfileID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		u.profileAddFailureMessage(update)
 		return "fail"
 	}

-	playerRaw.UpdatedAt = time.Now().UTC()
-	_, err7 := c.Db.NamedExec("UPDATE `players` SET updated_at=:updated_at WHERE id=:id", &playerRaw)
-	if err7 != nil {
-		c.Log.Error(err7.Error())
+	err = c.DataCache.UpdatePlayerTimestamp(playerRaw.ID)
+	if err != nil {
 		u.profileAddFailureMessage(update)
 		return "fail"
 	}
@@ -304,11 +291,11 @@ func (u *Users) ParseProfile(update *tgbotapi.Update, playerRaw *dbmapping.Playe
 			rarity = "super liber"
 			meme = strings.Replace(meme, "🔷", "", 1)
 		}
-		if strings.HasPrefix(meme, "❄️") {
+		if strings.HasPrefix(meme, "❄") {
 			rarity = "new year"
-			meme = strings.Replace(meme, "❄️", "", 1)
+			meme = strings.Replace(meme, "❄", "", 1)
 		}
-		u.fillProfilePokememe(profileRaw.ID, meme, attack, rarity)
+		u.fillProfilePokememe(newProfileID, meme, attack, rarity)
 	}

 	u.profileAddSuccessMessage(update, league.ID, profileRaw.LevelID)
--- a/lib/users/responders.go
+++ b/lib/users/responders.go
@@ -29,12 +29,9 @@ func (u *Users) FindByLevel(update *tgbotapi.Update) string {
 		return "fail"
 	}

-	usersArray, ok := u.findUsersByLevel(levelID)
-	if !ok {
-		return "fail"
-	}
+	users := u.findUsersByLevel(levelID)

-	u.foundUsersMessage(update, usersArray)
+	u.foundUsersMessage(update, users)

 	return "ok"
 }
@@ -47,12 +44,9 @@ func (u *Users) FindByName(update *tgbotapi.Update) string {
 		return "fail"
 	}

-	usersArray, ok := u.findUserByName(commandArgs)
-	if !ok {
-		return "fail"
-	}
+	users := u.findUserByName(commandArgs)

-	u.foundUsersMessage(update, usersArray)
+	u.foundUsersMessage(update, users)

 	return "ok"
 }
@@ -66,20 +60,22 @@ func (u *Users) ForeignProfileMessage(update *tgbotapi.Update) string {
 		return "fail"
 	}

-	playerRaw, ok := u.GetPlayerByID(userID)
-	if !ok {
+	playerRaw, err := c.DataCache.GetPlayerByID(userID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return "fail"
 	}

-	_, ok = u.GetProfile(playerRaw.ID)
-	if !ok {
+	_, err = c.DataCache.GetProfileByPlayerID(playerRaw.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return c.Talkers.BotError(update)
 	}

-	return u.ProfileMessage(update, &playerRaw)
+	return u.ProfileMessage(update, playerRaw)
 }

-// ProfileAddEffectsMesage shows when user tries to post profile with effects enabled
+// ProfileAddEffectsMessage shows when user tries to post profile with effects enabled
 func (u *Users) ProfileAddEffectsMessage(update *tgbotapi.Update) string {
 	message := "*Наркоман, штоле?*\n\n"
 	message += "Бот не принимает профили во время активированных эффектов. Закончи свои дела и принеси чистый профиль через полчаса."
@@ -94,12 +90,13 @@ func (u *Users) ProfileAddEffectsMessage(update *tgbotapi.Update) string {

 // ProfileMessage shows current player's profile
 func (u *Users) ProfileMessage(update *tgbotapi.Update, playerRaw *dbmapping.Player) string {
-	profileRaw, ok := u.GetProfile(playerRaw.ID)
-	if !ok {
+	profileRaw, err := c.DataCache.GetProfileByPlayerID(playerRaw.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return c.Talkers.AnyMessageUnauthorized(update)
 	}
 	league := dbmapping.League{}
-	err := c.Db.Get(&league, c.Db.Rebind("SELECT * FROM leagues WHERE id=?"), playerRaw.LeagueID)
+	err = c.Db.Get(&league, c.Db.Rebind("SELECT * FROM leagues WHERE id=?"), playerRaw.LeagueID)
 	if err != nil {
 		c.Log.Error(err)
 	}
@@ -210,11 +207,8 @@ func (u *Users) UsersList(update *tgbotapi.Update) string {
 	if page == 0 {
 		page = 1
 	}
-	usersArray, ok := u.getUsersWithProfiles()
-	if !ok {
-		return c.Talkers.BotError(update)
-	}
+	users := c.DataCache.GetPlayersWithCurrentProfiles()

-	u.usersList(update, page, usersArray)
+	u.usersList(update, page, users)
 	return "ok"
 }
--- a/lib/users/users.go
+++ b/lib/users/users.go
@@ -6,84 +6,70 @@ package users
 import (
 	"git.wtfteam.pro/fat0troll/i2_bot/lib/dbmapping"
 	"github.com/go-telegram-bot-api/telegram-bot-api"
+	"sort"
 	"strconv"
+	"strings"
+	"time"
 )

 // Internal functions for Users package

-func (u *Users) getUsersWithProfiles() ([]dbmapping.PlayerProfile, bool) {
-	usersArray := []dbmapping.PlayerProfile{}
-	players := []dbmapping.Player{}
-	err := c.Db.Select(&players, "SELECT * FROM players")
-	if err != nil {
-		c.Log.Error(err)
-		return usersArray, false
-	}
+func (u *Users) findUsersByLevel(levelID int) map[int]*dbmapping.PlayerProfile {
+	selectedUsers := make(map[int]*dbmapping.PlayerProfile)
+	allUsers := c.DataCache.GetPlayersWithCurrentProfiles()

-	for i := range players {
-		playerWithProfile := dbmapping.PlayerProfile{}
-		profile, ok := u.GetProfile(players[i].ID)
-		if !ok {
-			playerWithProfile.HaveProfile = false
-		} else {
-			playerWithProfile.HaveProfile = true
-		}
-		playerWithProfile.Profile = profile
-		playerWithProfile.Player = players[i]
-
-		league := dbmapping.League{}
-		if players[i].LeagueID != 0 {
-			err = c.Db.Get(&league, c.Db.Rebind("SELECT * FROM leagues WHERE id=?"), players[i].LeagueID)
-			if err != nil {
-				c.Log.Error(err.Error())
-				return usersArray, false
+	for i := range allUsers {
+		if allUsers[i].Profile.LevelID == levelID {
+			if allUsers[i].Player.UpdatedAt.After(time.Now().UTC().Add(-72 * time.Hour)) {
+				selectedUsers[i] = allUsers[i]
 			}
 		}
-		playerWithProfile.League = league
-
-		usersArray = append(usersArray, playerWithProfile)
 	}

-	return usersArray, true
+	return selectedUsers
 }

-func (u *Users) findUsersByLevel(levelID int) ([]dbmapping.ProfileWithAddons, bool) {
-	selectedUsers := []dbmapping.ProfileWithAddons{}
+func (u *Users) findUserByName(pattern string) map[int]*dbmapping.PlayerProfile {
+	selectedUsers := make(map[int]*dbmapping.PlayerProfile)
+	allUsers := c.DataCache.GetPlayersWithCurrentProfiles()

-	err := c.Db.Select(&selectedUsers, c.Db.Rebind("SELECT p.*, l.symbol AS league_symbol, l.id AS league_id, pl.telegram_id FROM players pl, profiles p, leagues l WHERE pl.id = p.player_id AND l.id = pl.league_id AND p.created_at > NOW() - INTERVAL 72 HOUR AND p.level_id = ? GROUP BY player_id"), levelID)
-	if err != nil {
-		c.Log.Error(err.Error())
-		return selectedUsers, false
+	for i := range allUsers {
+		matchedPattern := false
+		if strings.Contains(strings.ToLower(allUsers[i].Profile.Nickname), strings.ToLower(pattern)) {
+			matchedPattern = true
+		}
+		if strings.Contains(strings.ToLower(allUsers[i].Profile.TelegramNickname), strings.ToLower(pattern)) {
+			matchedPattern = true
+		}
+		if matchedPattern {
+			selectedUsers[i] = allUsers[i]
+		}
 	}

-	return selectedUsers, true
+	return selectedUsers
 }

-func (u *Users) findUserByName(pattern string) ([]dbmapping.ProfileWithAddons, bool) {
-	selectedUsers := []dbmapping.ProfileWithAddons{}
-
-	err := c.Db.Select(&selectedUsers, c.Db.Rebind("SELECT * FROM (SELECT p.*, l.symbol AS league_symbol, l.id AS league_id, pl.telegram_id FROM players pl, profiles p, leagues l WHERE p.player_id = pl.id AND l.id = pl.league_id AND (p.nickname LIKE ? OR p.telegram_nickname LIKE ?) ORDER BY p.id DESC LIMIT 100000) AS find_users_table GROUP BY player_id"), "%"+pattern+"%", "%"+pattern+"%")
-	if err != nil {
-		c.Log.Error(err.Error())
-		return selectedUsers, false
+func (u *Users) foundUsersMessage(update *tgbotapi.Update, users map[int]*dbmapping.PlayerProfile) {
+	var keys []int
+	for i := range users {
+		keys = append(keys, i)
 	}
+	sort.Ints(keys)

-	return selectedUsers, true
-}
-
-func (u *Users) foundUsersMessage(update *tgbotapi.Update, usersArray []dbmapping.ProfileWithAddons) {
 	message := "*Найденные игроки:*\n"

-	for i := range usersArray {
-		message += "#" + strconv.Itoa(usersArray[i].PlayerID)
-		message += " " + usersArray[i].LeagueSymbol
-		message += " " + usersArray[i].Nickname
-		if usersArray[i].TelegramNickname != "" {
-			message += " (@" + u.FormatUsername(usersArray[i].TelegramNickname) + ")"
+	for _, i := range keys {
+		message += "#" + strconv.Itoa(users[i].Player.ID)
+		if users[i].HaveProfile {
+			message += " " + users[i].League.Symbol
+			message += " " + users[i].Profile.Nickname
+			if users[i].Profile.TelegramNickname != "" {
+				message += " (@" + u.FormatUsername(users[i].Profile.TelegramNickname) + ")"
+			}
 		}
-		message += " /profile" + strconv.Itoa(usersArray[i].PlayerID) + "\n"
-		message += "Telegram ID: " + strconv.Itoa(usersArray[i].TelegramID) + "\n"
-		message += "Последнее обновление: " + usersArray[i].CreatedAt.Format("02.01.2006 15:04:05") + "\n"
+		message += " /profile" + strconv.Itoa(users[i].Player.ID) + "\n"
+		message += "Telegram ID: " + strconv.Itoa(users[i].Player.TelegramID) + "\n"
+		message += "Последнее обновление: " + users[i].Player.CreatedAt.Format("02.01.2006 15:04:05") + "\n"

 		if len(message) > 2000 {
 			msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
@@ -130,12 +116,12 @@ func (u *Users) profileAddFailureMessage(update *tgbotapi.Update) {
 	c.Bot.Send(msg)
 }

-func (u *Users) usersList(update *tgbotapi.Update, page int, usersArray []dbmapping.PlayerProfile) {
+func (u *Users) usersList(update *tgbotapi.Update, page int, users map[int]*dbmapping.PlayerProfile) {
 	message := "*Зарегистрированные пользователи бота*\n"
 	message += "Список отсортирован по ID регистрации.\n"
-	message += "Количество зарегистрированных пользователей: " + strconv.Itoa(len(usersArray)) + "\n"
+	message += "Количество зарегистрированных пользователей: " + strconv.Itoa(len(users)) + "\n"
 	message += "Отображаем пользователей с " + strconv.Itoa(((page-1)*25)+1) + " по " + strconv.Itoa(page*25) + "\n"
-	if len(usersArray) > page*25 {
+	if len(users) > page*25 {
 		message += "Переход на следующую страницу: /users" + strconv.Itoa(page+1)
 	}
 	if page > 1 {
@@ -143,30 +129,36 @@ func (u *Users) usersList(update *tgbotapi.Update, page int, usersArray []dbmapp
 	}
 	message += "\n\n"

-	for i := range usersArray {
+	var keys []int
+	for i := range users {
+		keys = append(keys, i)
+	}
+	sort.Ints(keys)
+
+	for _, i := range keys {
 		if (i+1 > 25*(page-1)) && (i+1 < (25*page)+1) {
-			message += "#" + strconv.Itoa(usersArray[i].Player.ID)
-			if usersArray[i].HaveProfile {
-				message += " " + usersArray[i].League.Symbol
-				message += " " + usersArray[i].Profile.Nickname
-				if usersArray[i].Profile.TelegramNickname != "" {
-					message += " (@" + u.FormatUsername(usersArray[i].Profile.TelegramNickname) + ")"
+			message += "#" + strconv.Itoa(users[i].Player.ID)
+			if users[i].HaveProfile {
+				message += " " + users[i].League.Symbol
+				message += " " + users[i].Profile.Nickname
+				if users[i].Profile.TelegramNickname != "" {
+					message += " (@" + u.FormatUsername(users[i].Profile.TelegramNickname) + ")"
 				}
-				message += " /profile" + strconv.Itoa(usersArray[i].Player.ID) + "\n"
-				message += "Telegram ID: " + strconv.Itoa(usersArray[i].Player.TelegramID) + "\n"
-				message += "Последнее обновление: " + usersArray[i].Profile.CreatedAt.Format("02.01.2006 15:04:05") + "\n"
+				message += " /profile" + strconv.Itoa(users[i].Player.ID) + "\n"
+				message += "Telegram ID: " + strconv.Itoa(users[i].Player.TelegramID) + "\n"
+				message += "Последнее обновление: " + users[i].Profile.CreatedAt.Format("02.01.2006 15:04:05") + "\n"
 			} else {
-				if usersArray[i].Player.Status == "special" {
+				if users[i].Player.Status == "special" {
 					message += " _суперюзер_\n"
 				} else {
 					message += " _без профиля_\n"
 				}
-				message += "Telegram ID: " + strconv.Itoa(usersArray[i].Player.TelegramID) + "\n"
+				message += "Telegram ID: " + strconv.Itoa(users[i].Player.TelegramID) + "\n"
 			}
 		}
 	}

-	if len(usersArray) > page*25 {
+	if len(users) > page*25 {
 		message += "\n"
 		message += "Переход на следующую страницу: /users" + strconv.Itoa(page+1)
 	}
--- a/lib/users/usersinterface/usersinterface.go
+++ b/lib/users/usersinterface/usersinterface.go
@@ -15,9 +15,6 @@ type UsersInterface interface {
 	ParseProfile(update *tgbotapi.Update, playerRaw *dbmapping.Player) string

 	GetPrettyName(user *tgbotapi.User) string
-	GetProfile(playerID int) (dbmapping.Profile, bool)
-	GetOrCreatePlayer(telegramID int) (dbmapping.Player, bool)
-	GetPlayerByID(playerID int) (dbmapping.Player, bool)
 	PlayerBetterThan(playerRaw *dbmapping.Player, powerLevel string) bool

 	FindByLevel(update *tgbotapi.Update) string
--- a/lib/welcomer/welcomer.go
+++ b/lib/welcomer/welcomer.go
@@ -9,22 +9,25 @@ import (
 )

 func (w *Welcomer) groupWelcomeUser(update *tgbotapi.Update, newUser *tgbotapi.User) string {
-	playerRaw, ok := c.Users.GetOrCreatePlayer(newUser.ID)
-	if !ok {
+	playerRaw, err := c.DataCache.GetPlayerByTelegramID(newUser.ID)
+	if err != nil {
+		c.Log.Error(err.Error())
 		return "fail"
 	}

-	_, profileExist := c.Users.GetProfile(playerRaw.ID)
+	_, profileExist := c.DataCache.GetProfileByPlayerID(playerRaw.ID)

 	message := "*Бот Инстинкта приветствует тебя, *"
 	message += c.Users.GetPrettyName(newUser)
 	message += "*!*\n\n"

-	if profileExist {
+	if profileExist == nil {
 		if playerRaw.LeagueID != 1 {
 			w.alertSpyUser(update, newUser)
 		}
 	} else {
+		c.Log.Info("Following profile error is OK.")
+		c.Log.Info(err.Error())
 		w.alertUserWithoutProfile(update, newUser)
 	}