Work on squads, some refactoring

Closes #14
See #8

README.md

@@ -1,4 +1,4 @@
 # i2_bot: бот лиги Инстинкт игры @PokememBroBot
 
-Для запуска нужен правильный ``config.json``.
+Для запуска нужен правильный ``config.yml``.
 Управление зависимостями осуществляет [dep](https://github.com/golang/dep).

cmd/i2_bot/i2_bot.go

@@ -6,12 +6,14 @@ package main
 import (
 	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/appcontext"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/chatter"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/forwarder"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/getters"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/migrations"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/parsers"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/pinner"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/router"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/squader"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/talkers"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/welcomer"
 	"time"
@@ -33,6 +35,8 @@ func main() {
 	talkers.New(c)
 	getters.New(c)
 	welcomer.New(c)
+	chatter.New(c)
+	squader.New(c)
 
 	c.Log.Info("=======================")
 	c.Log.Info("= i2_bot initialized. =")

lib/appcontext/appcontext.go

@@ -6,6 +6,7 @@ package appcontext
 import (
 	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"github.com/jmoiron/sqlx"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/chatter/chatterinterface"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/config"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/connections"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/forwarder/forwarderinterface"
@@ -14,6 +15,7 @@ import (
 	"lab.pztrn.name/fat0troll/i2_bot/lib/parsers/parsersinterface"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/pinner/pinnerinterface"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/router/routerinterface"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/squader/squaderinterface"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/talkers/talkersinterface"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/welcomer/welcomerinterface"
 	"lab.pztrn.name/golibs/mogrus"
@@ -34,6 +36,8 @@ type Context struct {
 	Getters    gettersinterface.GettersInterface
 	Welcomer   welcomerinterface.WelcomerInterface
 	Pinner     pinnerinterface.PinnerInterface
+	Chatter    chatterinterface.ChatterInterface
+	Squader    squaderinterface.SquaderInterface
 }
 
 // Init is a initialization function for context
@@ -106,6 +110,18 @@ func (c *Context) RegisterForwarderInterface(fi forwarderinterface.ForwarderInte
 	c.Forwarder.Init()
 }
 
+// RegisterChatterInterface registers chatter interface in application
+func (c *Context) RegisterChatterInterface(ci chatterinterface.ChatterInterface) {
+	c.Chatter = ci
+	c.Chatter.Init()
+}
+
+// RegisterSquaderInterface registers squader interface in application
+func (c *Context) RegisterSquaderInterface(si squaderinterface.SquaderInterface) {
+	c.Squader = si
+	c.Squader.Init()
+}
+
 // RunDatabaseMigrations applies migrations on bot's startup
 func (c *Context) RunDatabaseMigrations() {
 	c.Migrations.SetDialect("mysql")

lib/chatter/chatterinterface/chatterinterface.go

@@ -0,0 +1,24 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package chatterinterface
+
+import (
+	"github.com/go-telegram-bot-api/telegram-bot-api"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/dbmapping"
+)
+
+// ChatterInterface implements Chatter for importing via appcontext.
+type ChatterInterface interface {
+	Init()
+
+	GetOrCreateChat(update *tgbotapi.Update) (dbmapping.Chat, bool)
+	GetChatByID(chatID int64) (dbmapping.Chat, bool)
+	GetAllPrivateChats() ([]dbmapping.Chat, bool)
+	GetAllGroupChats() ([]dbmapping.Chat, bool)
+
+	UpdateChatTitle(chatRaw *dbmapping.Chat, newTitle string) (*dbmapping.Chat, bool)
+	UpdateChatTelegramID(update *tgbotapi.Update) (*dbmapping.Chat, bool)
+
+	GroupsList(update *tgbotapi.Update) string
+}

lib/chatter/exported.go

@@ -0,0 +1,28 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package chatter
+
+import (
+	"lab.pztrn.name/fat0troll/i2_bot/lib/appcontext"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/chatter/chatterinterface"
+)
+
+var (
+	c *appcontext.Context
+)
+
+// Chatter is a function-handling struct for package chatter.
+type Chatter struct{}
+
+// New is an initialization function for appcontext
+func New(ac *appcontext.Context) {
+	c = ac
+	ct := &Chatter{}
+	c.RegisterChatterInterface(chatterinterface.ChatterInterface(ct))
+}
+
+// Init is a initialization function for package
+func (ct *Chatter) Init() {
+	c.Log.Info("Initializing Chatter...")
+}

lib/chatter/getters.go

@@ -1,7 +1,7 @@
 // i2_bot – Instinct PokememBro Bot
 // Copyright (c) 2017 Vladimir "fat0troll" Hodakov
 
-package getters
+package chatter
 
 import (
 	"github.com/go-telegram-bot-api/telegram-bot-api"
@@ -9,8 +9,43 @@ import (
 	"time"
 )
 
+func (ct *Chatter) getAllGroupChatsWithSquads() ([]dbmapping.ChatSquad, bool) {
+	chatsSquads := []dbmapping.ChatSquad{}
+	groupChats := []dbmapping.Chat{}
+
+	err := c.Db.Select(&groupChats, "SELECT * FROM chats WHERE chat_type IN ('group', 'supergroup')")
+	if err != nil {
+		c.Log.Error(err)
+		return chatsSquads, false
+	}
+
+	for i := range groupChats {
+		chatSquad := dbmapping.ChatSquad{}
+		squad := dbmapping.Squad{}
+		err = c.Db.Get(&squad, c.Db.Rebind("SELECT * FROM squads WHERE chat_id=?"), groupChats[i].ID)
+		if err != nil {
+			c.Log.Debug(err)
+		} else {
+			chatSquad.ChatRole = "squad"
+		}
+		err = c.Db.Get(&squad, c.Db.Rebind("SELECT * FROM squads WHERE flood_chat_id=?"), groupChats[i].ID)
+		if err != nil {
+			c.Log.Debug(err)
+		} else {
+			chatSquad.ChatRole = "flood"
+		}
+
+		chatSquad.Squad = squad
+		chatSquad.Chat = groupChats[i]
+
+		chatsSquads = append(chatsSquads, chatSquad)
+	}
+
+	return chatsSquads, true
+}
+
 // GetChatByID returns dbmapping.Chat instance with given ID.
-func (g *Getters) GetChatByID(chatID int64) (dbmapping.Chat, bool) {
+func (ct *Chatter) GetChatByID(chatID int64) (dbmapping.Chat, bool) {
 	chatRaw := dbmapping.Chat{}
 	err := c.Db.Get(&chatRaw, c.Db.Rebind("SELECT * FROM chats WHERE id=?"), chatID)
 	if err != nil {
@@ -23,7 +58,7 @@ func (g *Getters) GetChatByID(chatID int64) (dbmapping.Chat, bool) {
 
 // GetOrCreateChat seeks for chat in database via Telegram update.
 // In case, when there is no chat with such ID, new chat will be created.
-func (g *Getters) GetOrCreateChat(telegramUpdate *tgbotapi.Update) (dbmapping.Chat, bool) {
+func (ct *Chatter) GetOrCreateChat(telegramUpdate *tgbotapi.Update) (dbmapping.Chat, bool) {
 	chatRaw := dbmapping.Chat{}
 	c.Log.Debug("TGID: ", telegramUpdate.Message.Chat.ID)
 	err := c.Db.Get(&chatRaw, c.Db.Rebind("SELECT * FROM chats WHERE telegram_id=?"), telegramUpdate.Message.Chat.ID)
@@ -68,7 +103,7 @@ func (g *Getters) GetOrCreateChat(telegramUpdate *tgbotapi.Update) (dbmapping.Ch
 }
 
 // GetAllPrivateChats returns all private chats
-func (g *Getters) GetAllPrivateChats() ([]dbmapping.Chat, bool) {
+func (ct *Chatter) GetAllPrivateChats() ([]dbmapping.Chat, bool) {
 	privateChats := []dbmapping.Chat{}
 
 	err := c.Db.Select(&privateChats, "SELECT * FROM chats WHERE chat_type='private'")
@@ -81,7 +116,7 @@ func (g *Getters) GetAllPrivateChats() ([]dbmapping.Chat, bool) {
 }
 
 // GetAllGroupChats returns all group chats
-func (g *Getters) GetAllGroupChats() ([]dbmapping.Chat, bool) {
+func (ct *Chatter) GetAllGroupChats() ([]dbmapping.Chat, bool) {
 	groupChats := []dbmapping.Chat{}
 
 	err := c.Db.Select(&groupChats, "SELECT * FROM chats WHERE chat_type IN ('group', 'supergroup')")
@@ -91,47 +126,4 @@ func (g *Getters) GetAllGroupChats() ([]dbmapping.Chat, bool) {
 	}
 
 	return groupChats, true
-}
+}
-
-// GetAllGroupChatsWithSquads returns all group chats with squads
-func (g *Getters) GetAllGroupChatsWithSquads() ([]dbmapping.SquadChat, bool) {
-	chatsSquads := []dbmapping.SquadChat{}
-	groupChats := []dbmapping.Chat{}
-
-	err := c.Db.Select(&groupChats, "SELECT * FROM chats WHERE chat_type IN ('group', 'supergroup')")
-	if err != nil {
-		c.Log.Error(err)
-		return chatsSquads, false
-	}
-
-	for i := range groupChats {
-		chatSquad := dbmapping.SquadChat{}
-		squad := dbmapping.Squad{}
-		err = c.Db.Select(&squad, c.Db.Rebind("SELECT * FROM squads WHERE chat_id="), groupChats[i].ID)
-		if err != nil {
-			c.Log.Debug(err)
-			chatSquad.IsSquad = false
-		} else {
-			chatSquad.IsSquad = true
-		}
-
-		chatSquad.Squad = squad
-		chatSquad.Chat = groupChats[i]
-
-		chatsSquads = append(chatsSquads, chatSquad)
-	}
-
-	return chatsSquads, true
-}
-
-// UpdateChatTitle updates chat title in database
-func (g *Getters) UpdateChatTitle(chatRaw *dbmapping.Chat, newTitle string) (*dbmapping.Chat, bool) {
-	chatRaw.Name = newTitle
-	_, err := c.Db.NamedExec("UPDATE chats SET name=:name WHERE id=:id", &chatRaw)
-	if err != nil {
-		c.Log.Error(err)
-		return chatRaw, false
-	}
-
-	return chatRaw, true
-}

lib/chatter/responders.go

@@ -0,0 +1,42 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package chatter
+
+import (
+	"github.com/go-telegram-bot-api/telegram-bot-api"
+	"strconv"
+)
+
+// GroupsList lists all chats where bot exist
+func (ct *Chatter) GroupsList(update *tgbotapi.Update) string {
+	groupChats, ok := ct.getAllGroupChatsWithSquads()
+	if !ok {
+		return "fail"
+	}
+
+	message := "*Бот состоит в следующих групповых чатах:*\n"
+
+	for i := range groupChats {
+		message += "---\n"
+		message += "[#" + strconv.Itoa(groupChats[i].Chat.ID) + "] _" + groupChats[i].Chat.Name + "_\n"
+		message += "Telegram ID: " + strconv.FormatInt(groupChats[i].Chat.TelegramID, 10) + "\n"
+		if groupChats[i].ChatRole == "squad" {
+			message += "Статистика отряда:\n"
+			message += c.Squader.SquadStatictics(groupChats[i].Squad.ID)
+		} else if groupChats[i].ChatRole == "flood" {
+			message += "Является флудочатом отряда №" + strconv.Itoa(groupChats[i].Squad.ID) + "\n"
+		} else {
+			message += "Не является отрядом.\n"
+		}
+	}
+
+	message += "\nЧтобы создать отряд, введите команду /make\\_squad _X Y_, где _X_ — номер чата с пинами (в нём позволено писать лишь боту и командирам), а _Y_ — чат-флудилка для общения отряда."
+
+	msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
+	msg.ParseMode = "Markdown"
+
+	c.Bot.Send(msg)
+
+	return "ok"
+}

lib/chatter/updaters.go

@@ -0,0 +1,43 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package chatter
+
+import (
+	"github.com/go-telegram-bot-api/telegram-bot-api"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/dbmapping"
+)
+
+// UpdateChatTitle updates chat title in database
+func (ct *Chatter) UpdateChatTitle(chatRaw *dbmapping.Chat, newTitle string) (*dbmapping.Chat, bool) {
+	chatRaw.Name = newTitle
+	_, err := c.Db.NamedExec("UPDATE chats SET name=:name WHERE id=:id", &chatRaw)
+	if err != nil {
+		c.Log.Error(err)
+		return chatRaw, false
+	}
+
+	return chatRaw, true
+}
+
+// UpdateChatTelegramID updates chat's TelegramID when it converts to supergroup
+func (ct *Chatter) UpdateChatTelegramID(update *tgbotapi.Update) (*dbmapping.Chat, bool) {
+	c.Log.Debug("Updating existing Telegram chat ID...")
+	chatRaw := dbmapping.Chat{}
+	err := c.Db.Get(&chatRaw, c.Db.Rebind("SELECT * FROM chats WHERE telegram_id=?"), update.Message.MigrateFromChatID)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return &chatRaw, false
+	}
+	if update.Message.SuperGroupChatCreated {
+		chatRaw.ChatType = "supergroup"
+	}
+	chatRaw.TelegramID = update.Message.MigrateToChatID
+	_, err = c.Db.NamedExec("UPDATE chats SET chat_type=:chat_type, telegram_id=:telegram_id WHERE id=:id", &chatRaw)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return &chatRaw, false
+	}
+
+	return &chatRaw, true
+}

lib/dbmapping/chats.go

@@ -15,3 +15,10 @@ type Chat struct {
 	TelegramID int64     `db:"telegram_id"`
 	CreatedAt  time.Time `db:"created_at"`
 }
+
+// ChatSquad is a stuct, which combines information about chats and squads
+type ChatSquad struct {
+	Chat     Chat
+	Squad    Squad
+	ChatRole string
+}

lib/dbmapping/squads.go

@@ -9,15 +9,16 @@ import (
 
 // Squad is a struct, which represents `squads` table item in databse.
 type Squad struct {
-	ID        int       `db:"id"`
+	ID          int       `db:"id"`
-	ChatID    int       `db:"chat_id"`
+	ChatID      int       `db:"chat_id"`
-	AuthorID  int       `db:"author_id"`
+	FloodChatID int       `db:"flood_chat_id"`
-	CreatedAt time.Time `db:"created_at"`
+	AuthorID    int       `db:"author_id"`
+	CreatedAt   time.Time `db:"created_at"`
 }
 
 // SquadChat is a stuct, which combines information about chats and squads
 type SquadChat struct {
-	Squad   Squad
+	Squad     Squad
-	Chat    Chat
+	Chat      Chat
-	IsSquad bool
+	FloodChat Chat
 }

lib/dbmapping/squads_players.go

@@ -15,3 +15,10 @@ type SquadPlayer struct {
 	AuthorID  int       `db:"author_id"`
 	CreatedAt time.Time `db:"created_at"`
 }
+
+// SquadPlayerFull is a struct, which handles all related information
+type SquadPlayerFull struct {
+	Squad   Squad
+	Player  Player
+	Profile Profile
+}

lib/getters/gettersinterface/gettersinterface.go

@@ -4,7 +4,6 @@
 package gettersinterface
 
 import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/dbmapping"
 )
 
@@ -14,12 +13,6 @@ type GettersInterface interface {
 	CreateBroadcastMessage(playerRaw *dbmapping.Player, messageBody string, broadcastType string) (dbmapping.Broadcast, bool)
 	GetBroadcastMessageByID(messageID int) (dbmapping.Broadcast, bool)
 	UpdateBroadcastMessageStatus(messageID int, messageStatus string) (dbmapping.Broadcast, bool)
-	GetOrCreateChat(update *tgbotapi.Update) (dbmapping.Chat, bool)
-	GetChatByID(chatID int64) (dbmapping.Chat, bool)
-	GetAllPrivateChats() ([]dbmapping.Chat, bool)
-	GetAllGroupChats() ([]dbmapping.Chat, bool)
-	GetAllGroupChatsWithSquads() ([]dbmapping.SquadChat, bool)
-	UpdateChatTitle(chatRaw *dbmapping.Chat, newTitle string) (*dbmapping.Chat, bool)
 	GetOrCreatePlayer(telegramID int) (dbmapping.Player, bool)
 	GetPlayerByID(playerID int) (dbmapping.Player, bool)
 	PlayerBetterThan(playerRaw *dbmapping.Player, powerLevel string) bool

lib/migrations/22_add_flood_chat_id.go

@@ -0,0 +1,29 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+	// stdlib
+	"database/sql"
+)
+
+// AddFloodChatIDUp creates `flood_chat_id` column in `squads` table
+func AddFloodChatIDUp(tx *sql.Tx) error {
+	_, err := tx.Exec("ALTER TABLE `squads` ADD COLUMN `flood_chat_id` INT(11) NOT NULL DEFAULT 0 COMMENT 'ID группы для общения отряда' AFTER `chat_id`;")
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// AddFloodChatIDDown  destroys `flood_chat_id` column
+func AddFloodChatIDDown(tx *sql.Tx) error {
+	_, err := tx.Exec("ALTER TABLE `squads` DROP COLUMN `flood_chat_id`;")
+	if err != nil {
+		return err
+	}
+
+	return nil
+}

lib/migrations/migrations.go

@@ -32,6 +32,7 @@ func (m *Migrations) Init() {
 	goose.AddNamedMigration("19_create_broadcasts.go", CreateBroadcastsUp, CreateBroadcastsDown)
 	goose.AddNamedMigration("20_create_squads.go", CreateSquadsUp, CreateSquadsDown)
 	goose.AddNamedMigration("21_change_telegram_id_column.go", ChangeTelegramIDColumnUp, ChangeTelegramIDColumnDown)
+	goose.AddNamedMigration("22_add_flood_chat_id.go", AddFloodChatIDUp, AddFloodChatIDDown)
 }
 
 // Migrate migrates database to current version

lib/pinner/pinner.go

@@ -15,7 +15,7 @@ func (p *Pinner) PinMessageToAllChats(update *tgbotapi.Update) string {
 		return "fail"
 	}
 
-	groupChats, ok := c.Getters.GetAllGroupChats()
+	groupChats, ok := c.Chatter.GetAllGroupChats()
 	if !ok {
 		return "fail"
 	}

lib/router/group_request.go

@@ -27,7 +27,17 @@ func (r *Router) routeGroupRequest(update *tgbotapi.Update, playerRaw *dbmapping
 	}
 	// New chat names
 	if update.Message.NewChatTitle != "" {
-		_, ok := c.Getters.UpdateChatTitle(chatRaw, update.Message.NewChatTitle)
+		_, ok := c.Chatter.UpdateChatTitle(chatRaw, update.Message.NewChatTitle)
+		if ok {
+			return "ok"
+		}
+
+		return "fail"
+	}
+
+	// New chat IDs (usually on supergroup creation)
+	if (update.Message.MigrateToChatID != 0) && (update.Message.MigrateFromChatID != 0) {
+		_, ok := c.Chatter.UpdateChatTelegramID(update)
 		if ok {
 			return "ok"
 		}

lib/router/private_request.go

@@ -78,10 +78,25 @@ func (r *Router) routePrivateRequest(update *tgbotapi.Update, playerRaw *dbmappi
 				return "fail"
 			case update.Message.Command() == "group_chats":
 				if c.Getters.PlayerBetterThan(playerRaw, "admin") {
-					c.Talkers.GroupsList(update)
+					c.Chatter.GroupsList(update)
 					return "ok"
 				}
 
+				c.Talkers.AnyMessageUnauthorized(update)
+				return "fail"
+			case update.Message.Command() == "squads":
+				if c.Getters.PlayerBetterThan(playerRaw, "admin") {
+					c.Squader.SquadsList(update)
+					return "ok"
+				}
+
+				c.Talkers.AnyMessageUnauthorized(update)
+				return "fail"
+			case update.Message.Command() == "make_squad":
+				if c.Getters.PlayerBetterThan(playerRaw, "admin") {
+					return c.Squader.CreateSquad(update)
+				}
+
 				c.Talkers.AnyMessageUnauthorized(update)
 				return "fail"
 			case update.Message.Command() == "pin":

lib/router/router.go

@@ -15,7 +15,7 @@ func (r *Router) RouteRequest(update *tgbotapi.Update) string {
 		return "fail"
 	}
 
-	chatRaw, ok := c.Getters.GetOrCreateChat(update)
+	chatRaw, ok := c.Chatter.GetOrCreateChat(update)
 	if !ok {
 		return "fail"
 	}

lib/squader/exported.go

@@ -0,0 +1,28 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package squader
+
+import (
+	"lab.pztrn.name/fat0troll/i2_bot/lib/appcontext"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/squader/squaderinterface"
+)
+
+var (
+	c *appcontext.Context
+)
+
+// Squader is a function-handling struct for package squader.
+type Squader struct{}
+
+// New is an initialization function for appcontext
+func New(ac *appcontext.Context) {
+	c = ac
+	s := &Squader{}
+	c.RegisterSquaderInterface(squaderinterface.SquaderInterface(s))
+}
+
+// Init is a initialization function for package
+func (s *Squader) Init() {
+	c.Log.Info("Initializing Squader...")
+}

lib/squader/squader.go

@@ -0,0 +1,257 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package squader
+
+import (
+	"github.com/go-telegram-bot-api/telegram-bot-api"
+	"lab.pztrn.name/fat0troll/i2_bot/lib/dbmapping"
+	"regexp"
+	"strconv"
+	"strings"
+	"time"
+)
+
+func (s *Squader) getAllSquadsWithChats() ([]dbmapping.SquadChat, bool) {
+	squadsWithChats := []dbmapping.SquadChat{}
+	squads := []dbmapping.Squad{}
+
+	err := c.Db.Select(&squads, "SELECT * FROM squads")
+	if err != nil {
+		c.Log.Error(err)
+		return squadsWithChats, false
+	}
+
+	for i := range squads {
+		chatSquad := dbmapping.SquadChat{}
+		chat := dbmapping.Chat{}
+		floodChat := dbmapping.Chat{}
+		err = c.Db.Get(&chat, c.Db.Rebind("SELECT * FROM chats WHERE id=?"), squads[i].ChatID)
+		if err != nil {
+			c.Log.Error(err)
+			return squadsWithChats, false
+		}
+		err = c.Db.Get(&floodChat, c.Db.Rebind("SELECT * FROM chats WHERE id=?"), squads[i].FloodChatID)
+		if err != nil {
+			c.Log.Error(err)
+			return squadsWithChats, false
+		}
+
+		chatSquad.Squad = squads[i]
+		chatSquad.Chat = chat
+		chatSquad.FloodChat = floodChat
+
+		squadsWithChats = append(squadsWithChats, chatSquad)
+	}
+
+	return squadsWithChats, true
+}
+
+func (s *Squader) createSquad(update *tgbotapi.Update, chatID int, floodChatID int) (dbmapping.Squad, string) {
+	squad := dbmapping.Squad{}
+	chat := dbmapping.Chat{}
+	floodChat := dbmapping.Chat{}
+
+	// Checking if chats in database exist
+	err := c.Db.Get(&chat, c.Db.Rebind("SELECT * FROM chats WHERE id=?"), chatID)
+	if err != nil {
+		c.Log.Error(err)
+		return squad, "fail"
+	}
+	err = c.Db.Get(&floodChat, c.Db.Rebind("SELECT * FROM chats WHERE id=?"), floodChatID)
+	if err != nil {
+		c.Log.Error(err)
+		return squad, "fail"
+	}
+
+	err2 := c.Db.Get(&squad, c.Db.Rebind("SELECT * FROM squads WHERE chat_id IN (?, ?) OR flood_chat_id IN (?, ?)"), chat.ID, floodChat.ID, chat.ID, floodChat.ID)
+	if err2 == nil {
+		return squad, "dup"
+	}
+	c.Log.Debug(err2)
+
+	err = c.Db.Get(&squad, c.Db.Rebind("SELECT * FROM squads WHERE chat_id=? AND flood_chat_id=?"), chatID, floodChatID)
+	if err != nil {
+		c.Log.Debug(err)
+
+		playerRaw, ok := c.Getters.GetOrCreatePlayer(update.Message.From.ID)
+		if !ok {
+			return squad, "fail"
+		}
+
+		squad.AuthorID = playerRaw.ID
+		squad.ChatID = chatID
+		squad.FloodChatID = floodChatID
+		squad.CreatedAt = time.Now().UTC()
+
+		_, err = c.Db.NamedExec("INSERT INTO `squads` VALUES(NULL, :chat_id, :flood_chat_id, :author_id, :created_at)", &squad)
+		if err != nil {
+			c.Log.Error(err)
+			return squad, "fail"
+		}
+
+		err = c.Db.Get(&squad, c.Db.Rebind("SELECT * FROM squads WHERE chat_id=? AND flood_chat_id=?"), chatID, floodChatID)
+		if err != nil {
+			c.Log.Error(err)
+			return squad, "fail"
+		}
+
+		return squad, "ok"
+	}
+
+	return squad, "dup"
+}
+
+func (s *Squader) getSquadByChatID(update *tgbotapi.Update, chatID int) (dbmapping.Squad, string) {
+	squad := dbmapping.Squad{}
+	chat := dbmapping.Chat{}
+
+	// Checking if chat in database exist
+	err := c.Db.Get(&chat, c.Db.Rebind("SELECT * FROM chats WHERE id=?"), chatID)
+	if err != nil {
+		c.Log.Error(err)
+		return squad, "fail"
+	}
+
+	err = c.Db.Get(&squad, c.Db.Rebind("SELECT * FROM squads WHERE chat_id=?"), chat.ID)
+	if err != nil {
+		c.Log.Error(err)
+		return squad, "fail"
+	}
+
+	return squad, "ok"
+}
+
+func (s *Squader) squadCreationDuplicate(update *tgbotapi.Update) string {
+	message := "*Отряд уже существует*\n"
+	message += "Проверьте, правильно ли вы ввели команду, и повторите попытку."
+
+	msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
+	msg.ParseMode = "Markdown"
+
+	c.Bot.Send(msg)
+
+	return "fail"
+}
+
+func (s *Squader) squadCreationFailure(update *tgbotapi.Update) string {
+	message := "*Не удалось добавить отряд в базу*\n"
+	message += "Проверьте, правильно ли вы ввели команду, и повторите попытку."
+
+	msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
+	msg.ParseMode = "Markdown"
+
+	c.Bot.Send(msg)
+
+	return "fail"
+}
+
+func (s *Squader) squadCreationSuccess(update *tgbotapi.Update) string {
+	message := "*Отряд успешно добавлен в базу*\n"
+	message += "Просмотреть список отрядов можно командой /squads."
+
+	msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
+	msg.ParseMode = "Markdown"
+
+	c.Bot.Send(msg)
+
+	return "fail"
+}
+
+// External functions
+
+// CreateSquad creates new squad from chat if not already exist
+func (s *Squader) CreateSquad(update *tgbotapi.Update) string {
+	commandArugments := update.Message.CommandArguments()
+	argumentsRx := regexp.MustCompile(`(\d+)\s(\d+)`)
+
+	if !argumentsRx.MatchString(commandArugments) {
+		return s.squadCreationFailure(update)
+	}
+
+	chatNumbers := strings.Split(commandArugments, " ")
+	if len(chatNumbers) < 2 {
+		return s.squadCreationFailure(update)
+	}
+	chatID, _ := strconv.Atoi(chatNumbers[0])
+	if chatID == 0 {
+		return s.squadCreationFailure(update)
+	}
+	floodChatID, _ := strconv.Atoi(chatNumbers[1])
+	if floodChatID == 0 {
+		return s.squadCreationFailure(update)
+	}
+
+	_, ok := s.createSquad(update, chatID, floodChatID)
+	if ok == "fail" {
+		return s.squadCreationFailure(update)
+	} else if ok == "dup" {
+		return s.squadCreationDuplicate(update)
+	}
+
+	return s.squadCreationSuccess(update)
+}
+
+// SquadsList lists all squads
+func (s *Squader) SquadsList(update *tgbotapi.Update) string {
+	squads, ok := s.getAllSquadsWithChats()
+	if !ok {
+		return "fail"
+	}
+
+	message := "*Наши отряды:*\n"
+
+	for i := range squads {
+		message += "---\n"
+		message += "[#" + strconv.Itoa(squads[i].Squad.ID) + "] _" + squads[i].Chat.Name
+		message += "_ /show\\_squad" + strconv.Itoa(squads[i].Squad.ID) + "\n"
+		message += "Telegram ID: " + strconv.FormatInt(squads[i].Chat.TelegramID, 10) + "\n"
+		message += "Флудилка отряда: _" + squads[i].FloodChat.Name + "_\n"
+		message += "Статистика отряда:\n"
+		message += s.SquadStatictics(squads[i].Squad.ID)
+	}
+
+	msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
+	msg.ParseMode = "Markdown"
+
+	c.Bot.Send(msg)
+
+	return "ok"
+}
+
+// SquadStatictics generates statistics message snippet. Public due to usage in chats list
+func (s *Squader) SquadStatictics(squadID int) string {
+	squadMembersWithInformation := []dbmapping.SquadPlayerFull{}
+	squadMembers := []dbmapping.SquadPlayer{}
+	squad := dbmapping.Squad{}
+
+	err := c.Db.Get(&squad, c.Db.Rebind("SELECT * FROM squads WHERE id=?"), squadID)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return "Отряда не существует!"
+	}
+
+	err = c.Db.Select(&squadMembers, c.Db.Rebind("SELECT * FROM squads_players WHERE squad_id=?"), squadID)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return "Невозможно получить информацию о данном отряде. Возможно, он пуст или произошла ошибка."
+	}
+
+	for i := range squadMembers {
+		fullInfo := dbmapping.SquadPlayerFull{}
+
+		playerRaw, _ := c.Getters.GetPlayerByID(squadMembers[i].PlayerID)
+		profileRaw, _ := c.Getters.GetProfile(playerRaw.ID)
+
+		fullInfo.Squad = squad
+		fullInfo.Player = playerRaw
+		fullInfo.Profile = profileRaw
+
+		squadMembersWithInformation = append(squadMembersWithInformation, fullInfo)
+	}
+
+	message := "Количество человек в отряде: " + strconv.Itoa(len(squadMembersWithInformation))
+	message += "\n"
+
+	return message
+}

lib/squader/squaderinterface/squaderinterface.go

@@ -0,0 +1,16 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package squaderinterface
+
+import (
+	"github.com/go-telegram-bot-api/telegram-bot-api"
+)
+
+// SquaderInterface implements Squader for importing via appcontext.
+type SquaderInterface interface {
+	Init()
+	CreateSquad(update *tgbotapi.Update) string
+	SquadsList(update *tgbotapi.Update) string
+	SquadStatictics(squadID int) string
+}

lib/talkers/broadcast.go

@@ -4,10 +4,10 @@
 package talkers
 
 import (
-	"strconv"
-	"strings"
 	"github.com/go-telegram-bot-api/telegram-bot-api"
 	"lab.pztrn.name/fat0troll/i2_bot/lib/dbmapping"
+	"strconv"
+	"strings"
 )
 
 // AdminBroadcastMessageCompose saves message for future broadcast
@@ -63,7 +63,7 @@ func (t *Talkers) AdminBroadcastMessageSend(update *tgbotapi.Update, playerRaw *
 
 	broadcastingMessageBody := messageRaw.Text
 
-	privateChats, ok := c.Getters.GetAllPrivateChats()
+	privateChats, ok := c.Chatter.GetAllPrivateChats()
 	if !ok {
 		return "fail"
 	}

lib/talkers/chats.go

@@ -1,37 +0,0 @@
-// i2_bot – Instinct PokememBro Bot
-// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
-
-package talkers
-
-import (
-	"github.com/go-telegram-bot-api/telegram-bot-api"
-	"strconv"
-)
-
-// GroupsList lists all chats where bot exist
-func (t *Talkers) GroupsList(update *tgbotapi.Update) string {
-	groupChats, ok := c.Getters.GetAllGroupChatsWithSquads()
-	if !ok {
-		return "fail"
-	}
-
-	message := "*Бот состоит в следующих групповых чатах:*\n"
-
-	for i := range groupChats {
-		message += "---\n"
-		message += "[#" + strconv.Itoa(groupChats[i].Chat.ID) + "] _" + groupChats[i].Chat.Name + "_\n"
-		message += "Telegram ID: " + strconv.FormatInt(groupChats[i].Chat.TelegramID, 10) + "\n"
-		if groupChats[i].IsSquad {
-			message += "Является отрядом <статистика>\n"
-		} else {
-			message += "Не является отрядом. Сделать отрядом: /make\\_squad" + strconv.Itoa(groupChats[i].Chat.ID) + "\n"
-		}
-	}
-
-	msg := tgbotapi.NewMessage(update.Message.Chat.ID, message)
-	msg.ParseMode = "Markdown"
-
-	c.Bot.Send(msg)
-
-	return "ok"
-}

lib/talkers/help.go

@@ -20,6 +20,7 @@ func (t *Talkers) HelpMessage(update *tgbotapi.Update, playerRaw *dbmapping.Play
 	if c.Getters.PlayerBetterThan(playerRaw, "admin") {
 		message += "+ /send\\_all _текст_ — отправить сообщение всем пользователям бота\n"
 		message += "+ /group\\_chats — получить список групп, в которых работает бот.\n"
+		message += "+ /squads — получить список отрядов.\n"
 		message += "+ /pin _текст_ — отправить сообщение во все группы, где находится бот. Сообщение будет автоматически запинено.\n"
 	}
 	message += "+ /help – выводит данное сообщение\n"

lib/talkers/talkersinterface/talkersinterface.go

@@ -31,8 +31,6 @@ type TalkersInterface interface {
 	AdminBroadcastMessageCompose(update *tgbotapi.Update, playerRaw *dbmapping.Player) string
 	AdminBroadcastMessageSend(update *tgbotapi.Update, playerRaw *dbmapping.Player) string
 
-	GroupsList(update *tgbotapi.Update) string
-
 	DurakMessage(update *tgbotapi.Update)
 	MatMessage(update *tgbotapi.Update)
 }

lib/welcomer/notifications.go

@@ -10,7 +10,7 @@ import (
 
 func (w *Welcomer) alertUserWithoutProfile(update *tgbotapi.Update, newUser *tgbotapi.User) string {
 	alertGroupID, _ := strconv.ParseInt(c.Cfg.Notifications.GroupID, 10, 64)
-	chat, ok := c.Getters.GetOrCreateChat(update)
+	chat, ok := c.Chatter.GetOrCreateChat(update)
 	if !ok {
 		return "fail"
 	}
@@ -29,7 +29,7 @@ func (w *Welcomer) alertUserWithoutProfile(update *tgbotapi.Update, newUser *tgb
 
 func (w *Welcomer) alertSpyUser(update *tgbotapi.Update, newUser *tgbotapi.User) string {
 	alertGroupID, _ := strconv.ParseInt(c.Cfg.Notifications.GroupID, 10, 64)
-	chat, ok := c.Getters.GetOrCreateChat(update)
+	chat, ok := c.Chatter.GetOrCreateChat(update)
 	if !ok {
 		return "fail"
 	}