Database connections, refactoring, pokememe parsing in progress

README

@@ -0,0 +1,3 @@
+#### i2_bot: бот лиги Инстинкт игры @PokememBroBot
+
+Миграции базы данных рулит гусь (``goose``).

i2_bot.go

@@ -10,6 +10,8 @@ import (
 	"gopkg.in/telegram-bot-api.v4"
     // local
 	"./lib/appcontext"
+	"./lib/migrations"
+	"./lib/parsers"
 	"./lib/router"
 )
 
@@ -21,6 +23,9 @@ func main() {
 	c := appcontext.New()
 	c.Init()
 	router.New(c)
+	migrations.New(c)
+	c.RunDatabaseMigrations()
+	parsers.New(c)
 
 	u := tgbotapi.NewUpdate(0)
 	u.Timeout = 60
@@ -28,7 +33,7 @@ func main() {
 	updates, _ := c.Bot.GetUpdatesChan(u)
 
 	for update := range updates {
-		if update.Message == nil {
+		if update.Message == nil || update.Message.From == nil {
 			continue
 		} else if update.Message.Date < (int(time.Now().Unix()) - 1) {
 			// Ignore old messages

lib/appcontext/appcontext.go

@@ -11,13 +11,17 @@ import (
     "../config"
     "../connections"
 	// interfaces
+    "../migrations/migrationsinterface"
+    "../parsers/parsersinterface"
     "../router/routerinterface"
 )
 
 type Context struct {
     Cfg         *config.Config
     Bot         *tgbotapi.BotAPI
+    Migrations  migrationsinterface.MigrationsInterface
 	Router      routerinterface.RouterInterface
+    Parsers     parsersinterface.ParsersInterface
 	Db 			*sqlx.DB
 }
 
@@ -32,3 +36,17 @@ func (c *Context) RegisterRouterInterface(ri routerinterface.RouterInterface) {
 	c.Router = ri
 	c.Router.Init()
 }
+
+func (c *Context) RegisterMigrationsInterface(mi migrationsinterface.MigrationsInterface) {
+    c.Migrations = mi
+    c.Migrations.Init()
+}
+
+func (c *Context) RegisterParsersInterface(pi parsersinterface.ParsersInterface) {
+    c.Parsers = pi
+}
+
+func (c *Context) RunDatabaseMigrations() {
+    c.Migrations.SetDialect("mysql")
+    c.Migrations.Migrate()
+}

lib/dbmappings/elements.go

@@ -0,0 +1,17 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package dbmappings
+
+import (
+    // stdlib
+    "time"
+)
+
+type Elements struct {
+    Id              int             `db:"id"`
+    Symbol          string          `db:"symbol"`
+    Name            string          `db:"name"`
+    League_id       int             `db:"league_id"`
+    Created_at      *time.Time      `db:"created_at"`
+}

lib/dbmappings/leagues.go

@@ -0,0 +1,16 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package dbmappings
+
+import (
+    // stdlib
+    "time"
+)
+
+type Leagues struct {
+    Id              int             `db:"id"`
+    Symbol          string          `db:"symbol"`
+    Name            string          `db:"league_id"`
+    Created_at      *time.Time      `db:"created_at"`
+}

lib/dbmappings/locations.go

@@ -0,0 +1,16 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package dbmappings
+
+import (
+    // stdlib
+    "time"
+)
+
+type Locations struct {
+    Id              int             `db:"id"`
+    Symbol          string          `db:"symbol"`
+    Name            string          `db:"league_id"`
+    Created_at      *time.Time      `db:"created_at"`
+}

lib/dbmappings/players.go

@@ -0,0 +1,19 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package dbmappings
+
+import (
+    // stdlib
+    "time"
+)
+
+type Players struct {
+    Id              int             `db:"id"`
+    Telegram_id     int             `db:"telegram_id"`
+    League_id       int             `db:"league_id"`
+    Squad_id        int             `db:"squad_id"`
+    Status          string          `db:"status"`
+    Created_at      *time.Time      `db:"created_at"`
+    Updated_at      *time.Time      `db:"updated_at"`
+}

lib/dbmappings/pokememes.go

@@ -0,0 +1,25 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package dbmappings
+
+import (
+    // stdlib
+    "time"
+)
+
+type Pokememes struct {
+    Id              int             `db:"id"`
+    Grade           int             `db:"grade"`
+    Name            string          `db:"league_id"`
+    Description     string          `db:"description"`
+    Attack          int             `db:"attack"`
+    HP              int             `db:"int"`
+    MP              int             `db:"mp"`
+    Defence         int             `db:"defence"`
+    Price           int             `db:"price"`
+    Purchaseable    bool            `db:"purchaseable"`
+    Image_url       string          `db:"image_url"`
+    Player_id       int             `db:"player_id"`
+    Created_at      *time.Time      `db:"created_at"`
+}

lib/dbmappings/pokememes_elements.go

@@ -0,0 +1,16 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package dbmappings
+
+import (
+    // stdlib
+    "time"
+)
+
+type PokememesElements struct {
+    Id              int             `db:"id"`
+    Pokememe_id     int             `db:"pokememe_id"`
+    Element_id      int             `db:"element_id"`
+    Created_at      *time.Time      `db:"created_at"`
+}

lib/dbmappings/pokememes_locations.go

@@ -0,0 +1,16 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package dbmappings
+
+import (
+    // stdlib
+    "time"
+)
+
+type PokememesLocations struct {
+    Id              int             `db:"id"`
+    Pokememe_id     int             `db:"pokememe_id"`
+    Location_id     int             `db:"location_id"`
+    Created_at      *time.Time      `db:"created_at"`
+}

lib/dbmappings/profiles.go

@@ -0,0 +1,23 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package dbmappings
+
+import (
+    // stdlib
+    "time"
+)
+
+type Profiles struct {
+    Id                  int             `db:"id"`
+    Player_id           int             `db:"player_id"`
+    Nickname            string          `db:"nickname"`
+    TelegramNickname    string          `db:"telegram_nickname"`
+    Level_id            int             `db:"level_id"`
+    Exp                 int             `db:"exp"`
+    Egg_exp             int             `db:"egg_exp"`
+    Power               int             `db:"power"`
+    Weapon_id           int             `db:"weapon_id"`
+    Crystalls           int             `db:"crystalls"`
+    Created_at          *time.Time      `db:"created_at"`
+}

lib/migrations/1_hello.go

@@ -0,0 +1,18 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "database/sql"
+    "log"
+)
+
+// First migration, added for testing purposes
+
+func HelloUp(tx *sql.Tx) error {
+    log.Printf("Migration framework loaded. All systems are OK.")
+
+    return nil
+}

lib/migrations/2_create_players.go

@@ -0,0 +1,38 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "database/sql"
+)
+
+func CreatePlayersUp(tx *sql.Tx) error {
+    create_request := "CREATE TABLE `players` ("
+    create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID игрока',"
+    create_request += "`telegram_id` int(11) NOT NULL COMMENT 'ID в телеграме',"
+    create_request += "`league_id` int(11) COMMENT 'ID лиги' DEFAULT 0,"
+    create_request += "`squad_id` int(11) COMMENT 'ID отряда' DEFAULT 0,"
+    create_request += "`status` varchar(191) COMMENT 'Статус в лиге' DEFAULT 'common',"
+    create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлен в базу',"
+    create_request += "`updated_at` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT 'Время последнего обновления',"
+    create_request += "PRIMARY KEY (`id`),"
+    create_request += "UNIQUE KEY `id` (`id`),"
+    create_request += "KEY `players_created_at` (`created_at`),"
+    create_request += "KEY `players_updated_at` (`updated_at`)"
+    create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Зарегистрированные игроки';"
+    _, err := tx.Exec(create_request)
+    if err != nil {
+        return err
+    }
+    return nil
+}
+
+func CreatePlayersDown(tx *sql.Tx) error {
+    _, err := tx.Exec("DROP TABLE `players`;")
+    if err != nil {
+        return err
+    }
+    return nil
+}

lib/migrations/3_create_profiles.go

@@ -0,0 +1,42 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "database/sql"
+)
+
+func CreateProfilesUp(tx *sql.Tx) error {
+    create_request := "CREATE TABLE `profiles` ("
+    create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID сохраненного профиля',"
+    create_request += "`player_id` int(11) NOT NULL COMMENT 'ID игрока в системе',"
+    create_request += "`nickname` varchar(191) NOT NULL COMMENT 'Ник игрока',"
+    create_request += "`telegram_nickname` varchar(191) NOT NULL COMMENT 'Ник в Телеграме (@)',"
+    create_request += "`level_id` int(11) NOT NULL COMMENT 'Уровень',"
+    create_request += "`exp` int(11) NOT NULL COMMENT 'Опыт',"
+    create_request += "`egg_exp` int(11) NOT NULL COMMENT 'Опыт яйца',"
+    create_request += "`power` int(11) NOT NULL COMMENT 'Сила без оружия',"
+    create_request += "`weapon_id` int(11) NOT NULL COMMENT 'Тип оружия',"
+    create_request += "`crystalls` int(11) NOT NULL COMMENT 'Кристаллы',"
+    create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлен в базу',"
+    create_request += "PRIMARY KEY (`id`),"
+    create_request += "UNIQUE KEY `id` (`id`),"
+    create_request += "KEY `profiles_created_at` (`created_at`),"
+    create_request += "KEY `profiles_nickname` (`nickname`)"
+    create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Профили зарегистрированных игроков';"
+    _, err := tx.Exec(create_request)
+    if err != nil {
+        return err
+    }
+    return nil
+}
+
+func CreateProfilesDown(tx *sql.Tx) error {
+    _, err := tx.Exec("DROP TABLE `profiles`;")
+    if err != nil {
+        return err
+    }
+    return nil
+}

lib/migrations/4_create_pokememes.go

@@ -0,0 +1,44 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "database/sql"
+)
+
+func CreatePokememesUp(tx *sql.Tx) error {
+    create_request := "CREATE TABLE `pokememes` ("
+    create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID покемема',"
+    create_request += "`grade` int(11) NOT NULL COMMENT 'Поколение покемема',"
+    create_request += "`name` varchar(191) NOT NULL COMMENT 'Имя покемема',"
+    create_request += "`description` TEXT NOT NULL COMMENT 'Описание покемема',"
+    create_request += "`attack` int(11) NOT NULL COMMENT 'Атака',"
+    create_request += "`hp` int(11) NOT NULL COMMENT 'Здоровье',"
+    create_request += "`mp` int(11) NOT NULL COMMENT 'МР',"
+    create_request += "`defence` int(11) NOT NULL COMMENT 'Защита',"
+    create_request += "`price` int(11) NOT NULL COMMENT 'Стоимость',"
+    create_request += "`purchaseable` bool NOT NULL DEFAULT true COMMENT 'Можно купить?',"
+    create_request += "`image_url` varchar(191) NOT NULL COMMENT 'Изображение покемема',"
+    create_request += "`player_id` int(11) NOT NULL COMMENT 'Кто добавил в базу',"
+    create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлен в базу',"
+    create_request += "PRIMARY KEY (`id`),"
+    create_request += "UNIQUE KEY `id` (`id`),"
+    create_request += "KEY `pokememes_created_at` (`created_at`),"
+    create_request += "KEY `pokememes_player_id` (`player_id`)"
+    create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Покемемы';"
+    _, err := tx.Exec(create_request)
+    if err != nil {
+        return err
+    }
+    return nil
+}
+
+func CreatePokememesDown(tx *sql.Tx) error {
+    _, err := tx.Exec("DROP TABLE `pokememes`;")
+    if err != nil {
+        return err
+    }
+    return nil
+}

lib/migrations/5_create_locations.go

@@ -0,0 +1,61 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "database/sql"
+)
+
+func CreateLocationsUp(tx *sql.Tx) error {
+    create_request := "CREATE TABLE `locations` ("
+    create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID локации',"
+    create_request += "`symbol` varchar(191) COLLATE 'utf8mb4_unicode_520_ci' NOT NULL COMMENT 'Символ локации',"
+    create_request += "`name` varchar(191) NOT NULL COMMENT 'Имя локации',"
+    create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлена в базу',"
+    create_request += "PRIMARY KEY (`id`),"
+    create_request += "UNIQUE KEY `id` (`id`),"
+    create_request += "KEY `locations_created_at` (`created_at`)"
+    create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Локации';"
+    _, err := tx.Exec(create_request)
+    if err != nil {
+        return err
+    }
+
+    // Insert locations
+    _, err2 := tx.Exec("INSERT INTO `locations` VALUES(NULL, ':evergreen_tree:', 'Лес', NOW());")
+    if err2 != nil {
+        return err2
+    }
+    _, err3 := tx.Exec("INSERT INTO `locations` VALUES(NULL, '⛰', 'Горы', NOW());")
+    if err3 != nil {
+        return err2
+    }
+    _, err4 := tx.Exec("INSERT INTO `locations` VALUES(NULL, ':rowboat:', 'Озеро', NOW());")
+    if err4 != nil {
+        return err2
+    }
+    _, err5 := tx.Exec("INSERT INTO `locations` VALUES(NULL, '🏙:', 'Город', NOW());")
+    if err5 != nil {
+        return err2
+    }
+    _, err6 := tx.Exec("INSERT INTO `locations` VALUES(NULL, '🏛', 'Катакомбы', NOW());")
+    if err6 != nil {
+        return err2
+    }
+    _, err7 := tx.Exec("INSERT INTO `locations` VALUES(NULL, ':church:', 'Кладбище', NOW());")
+    if err7 != nil {
+        return err2
+    }
+
+    return nil
+}
+
+func CreateLocationsDown(tx *sql.Tx) error {
+    _, err := tx.Exec("DROP TABLE `locations`;")
+    if err != nil {
+        return err
+    }
+    return nil
+}

lib/migrations/6_create_elements.go

@@ -0,0 +1,86 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "database/sql"
+)
+
+func CreateElementsUp(tx *sql.Tx) error {
+    create_request := "CREATE TABLE `elements` ("
+    create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID элемента',"
+    create_request += "`symbol` varchar(191) COLLATE 'utf8mb4_unicode_520_ci' NOT NULL COMMENT 'Символ элемента',"
+    create_request += "`name` varchar(191) NOT NULL COMMENT 'Имя элемента',"
+    create_request += "`league_id` int(11) NOT NULL COMMENT 'ID родной лиги',"
+    create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлен в базу',"
+    create_request += "PRIMARY KEY (`id`),"
+    create_request += "UNIQUE KEY `id` (`id`),"
+    create_request += "KEY `elements_created_at` (`created_at`)"
+    create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Элементы';"
+    _, err := tx.Exec(create_request)
+    if err != nil {
+        return err
+    }
+
+    // Insert elements
+    _, err2 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '👊', 'Боевой', 1, NOW());")
+    if err2 != nil {
+        return err2
+    }
+    _, err3 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '🌀', 'Летающий', 1, NOW());")
+    if err3 != nil {
+        return err3
+    }
+    _, err4 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '💀', 'Ядовитый', 1, NOW());")
+    if err4 != nil {
+        return err4
+    }
+    _, err5 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '🗿', 'Каменный', 1, NOW());")
+    if err5 != nil {
+        return err5
+    }
+    _, err6 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '🔥', 'Огненный', 2, NOW());")
+    if err6 != nil {
+        return err6
+    }
+    _, err7 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '⚡', 'Электрический', 2, NOW());")
+    if err7 != nil {
+        return err7
+    }
+    _, err8 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '💧', 'Водяной', 2, NOW());")
+    if err8 != nil {
+        return err8
+    }
+    _, err9 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '🍀', 'Травяной', 2, NOW());")
+    if err9 != nil {
+        return err9
+    }
+    _, err10 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '💩', 'Шоколадный', 3, NOW());")
+    if err10 != nil {
+        return err10
+    }
+    _, err11 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '👁', 'Психический', 3, NOW());")
+    if err11 != nil {
+        return err11
+    }
+    _, err12 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '👿', 'Темный', 3, NOW());")
+    if err12 != nil {
+        return err12
+    }
+    _, err13 := tx.Exec("INSERT INTO `elements` VALUES(NULL, '⌛', 'Времени', 1, NOW());")
+    if err13 != nil {
+        return err13
+    }
+
+    return nil
+}
+
+func CreateElementsDown(tx *sql.Tx) error {
+    _, err := tx.Exec("DROP TABLE `elements`;")
+    if err != nil {
+        return err
+    }
+    return nil
+}

lib/migrations/7_create_leagues.go

@@ -0,0 +1,49 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "database/sql"
+)
+
+func CreateLeaguesUp(tx *sql.Tx) error {
+    create_request := "CREATE TABLE `leagues` ("
+    create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID лиги',"
+    create_request += "`symbol` varchar(191) COLLATE 'utf8mb4_unicode_520_ci' NOT NULL COMMENT 'Символ лиги',"
+    create_request += "`name` varchar(191) NOT NULL COMMENT 'Имя лиги',"
+    create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлена в базу',"
+    create_request += "PRIMARY KEY (`id`),"
+    create_request += "UNIQUE KEY `id` (`id`),"
+    create_request += "KEY `leagues_created_at` (`created_at`)"
+    create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Лиги';"
+    _, err := tx.Exec(create_request)
+    if err != nil {
+        return err
+    }
+
+    // Insert locations
+    _, err2 := tx.Exec("INSERT INTO `leagues` VALUES(NULL, ':u7533:', 'ИНСТИНКТ', NOW());")
+    if err2 != nil {
+        return err2
+    }
+    _, err3 := tx.Exec("INSERT INTO `leagues` VALUES(NULL, ':u6e80', 'ОТВАГА', NOW());")
+    if err3 != nil {
+        return err2
+    }
+    _, err4 := tx.Exec("INSERT INTO `leagues` VALUES(NULL, ':u7a7a:', 'МИСТИКА', NOW());")
+    if err4 != nil {
+        return err2
+    }
+
+    return nil
+}
+
+func CreateLeaguesDown(tx *sql.Tx) error {
+    _, err := tx.Exec("DROP TABLE `leagues`;")
+    if err != nil {
+        return err
+    }
+    return nil
+}

lib/migrations/8_create_relations.go

@@ -0,0 +1,52 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "database/sql"
+)
+
+func CreateRelationsUp(tx *sql.Tx) error {
+    create_request := "CREATE TABLE `pokememes_locations` ("
+    create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID связи',"
+    create_request += "`pokememe_id` int(11) NOT NULL COMMENT 'ID покемема',"
+    create_request += "`location_id` int(11) NOT NULL COMMENT 'ID локации',"
+    create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлено в базу',"
+    create_request += "PRIMARY KEY (`id`),"
+    create_request += "UNIQUE KEY `id` (`id`),"
+    create_request += "KEY `pokememes_locations_created_at` (`created_at`)"
+    create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Связь Покемемы-Локации';"
+    _, err := tx.Exec(create_request)
+    if err != nil {
+        return err
+    }
+
+    create_request = "CREATE TABLE `pokememes_elements` ("
+    create_request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID связи',"
+    create_request += "`pokememe_id` int(11) NOT NULL COMMENT 'ID покемема',"
+    create_request += "`element_id` int(11) NOT NULL COMMENT 'ID элемента',"
+    create_request += "`created_at` datetime NOT NULL COMMENT 'Добавлено в базу',"
+    create_request += "PRIMARY KEY (`id`),"
+    create_request += "UNIQUE KEY `id` (`id`),"
+    create_request += "KEY `pokememes_elements_created_at` (`created_at`)"
+    create_request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Связь Покемемы-Элементы';"
+    _, err2 := tx.Exec(create_request)
+    if err2 != nil {
+        return err2
+    }
+    return nil
+}
+
+func CreateRelationsDown(tx *sql.Tx) error {
+    _, err := tx.Exec("DROP TABLE `pokememes_locations`;")
+    if err != nil {
+        return err
+    }
+    _, err2 := tx.Exec("DROP TABLE `pokememes_elements`;")
+    if err2 != nil {
+        return err2
+    }
+    return nil
+}

lib/migrations/exported.go

@@ -0,0 +1,20 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // local
+    "../appcontext"
+    "../migrations/migrationsinterface"
+)
+
+var (
+    c *appcontext.Context
+)
+
+func New(ac *appcontext.Context) {
+    c = ac
+    m := &Migrations{}
+    c.RegisterMigrationsInterface(migrationsinterface.MigrationsInterface(m))
+}

lib/migrations/migrations.go

@@ -0,0 +1,42 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+    // stdlib
+    "log"
+    // 3rd-party
+    "github.com/pressly/goose"
+)
+
+type Migrations struct {}
+
+func (m *Migrations) Init() {
+    log.Printf("Initializing migrations...")
+    // All migrations are here
+    goose.AddNamedMigration("1_hello.go", HelloUp, nil)
+    goose.AddNamedMigration("2_create_players.go", CreatePlayersUp, CreatePlayersDown)
+    goose.AddNamedMigration("3_create_profiles.go", CreateProfilesUp, CreateProfilesDown)
+    goose.AddNamedMigration("4_create_pokememes.go", CreatePokememesUp, CreatePokememesDown)
+    goose.AddNamedMigration("5_create_locations.go", CreateLocationsUp, CreateLocationsDown)
+    goose.AddNamedMigration("6_create_elements.go", CreateElementsUp, CreateElementsDown)
+    goose.AddNamedMigration("7_create_leagues.go", CreateLeaguesUp, CreateLeaguesDown)
+    goose.AddNamedMigration("8_create_relations.go", CreateRelationsUp, CreateRelationsDown)
+}
+
+func (m *Migrations) Migrate() error {
+    log.Printf("Starting database migrations...")
+    err := goose.Up(c.Db.DB, ".")
+    if err != nil {
+        log.Fatal(err)
+
+        return err
+    }
+
+    return nil
+}
+
+func (m *Migrations) SetDialect(dialect string) error {
+    return goose.SetDialect(dialect)
+}

lib/migrations/migrationsinterface/migrationsinterface.go

@@ -0,0 +1,10 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrationsinterface
+
+type MigrationsInterface interface {
+    Init()
+    Migrate() error
+    SetDialect(dialect string) error
+}

lib/parsers/exported.go

@@ -0,0 +1,22 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package parsers
+
+import (
+    // local
+    "../appcontext"
+    "../parsers/parsersinterface"
+)
+
+var (
+    c *appcontext.Context
+)
+
+type Parsers struct {}
+
+func New(ac *appcontext.Context) {
+    c = ac
+    p := &Parsers{}
+    c.RegisterParsersInterface(parsersinterface.ParsersInterface(p))
+}

lib/parsers/parsersinterface/parsersinterface.go

@@ -0,0 +1,14 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package parsersinterface
+
+import (
+    // local
+    "../../dbmappings"
+)
+
+
+type ParsersInterface interface {
+    ParsePokememe(text string, player_raw dbmappings.Players) string
+}

lib/parsers/pokememe.go

@@ -0,0 +1,57 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package parsers
+
+import (
+    // stdlib
+    "fmt"
+    "log"
+    "strings"
+    // local
+    "../dbmappings"
+)
+
+func (p *Parsers) ParsePokememe(text string, player_raw dbmappings.Players) string {
+    var defendable_pokememe bool = false
+    pokememe_info_strings := strings.Split(text, "\n")
+    pokememe_info_runed_strings := make([][]rune, 0)
+    for i := range(pokememe_info_strings) {
+        pokememe_info_runed_strings = append(pokememe_info_runed_strings, []rune(pokememe_info_strings[i]))
+    }
+
+    if len(pokememe_info_runed_strings) == 13 {
+        defendable_pokememe = true
+    }
+    fmt.Println(defendable_pokememe)
+
+    // Getting elements
+    elements := []dbmappings.Elements{}
+    element_emojis := make([]string, 0)
+    element_emojis = append(element_emojis, string(pokememe_info_runed_strings[4][11]))
+    if len(pokememe_info_runed_strings[4]) > 12 {
+        element_emojis = append(element_emojis, string(pokememe_info_runed_strings[4][13]))
+    }
+    if len(pokememe_info_runed_strings[4]) > 14 {
+        element_emojis = append(element_emojis, string(pokememe_info_runed_strings[4][15]))
+    }
+
+    err := c.Db.Select(&elements, "SELECT * FROM elements WHERE symbol IN ('" + strings.Join(element_emojis, "', '") + "')")
+    if err != nil {
+        log.Printf(err.Error())
+        return "fail"
+    }
+
+    grade := string(pokememe_info_runed_strings[0][0])
+    name := string(pokememe_info_runed_strings[0][3:])
+    description := string(pokememe_info_runed_strings[1])
+    log.Printf("Pokememe grade: " + grade)
+    log.Printf("Pokememe name: " + name)
+    log.Printf("Pokememe description: " + description)
+    log.Printf("Elements:")
+    for i := range(elements) {
+        log.Printf(elements[i].Symbol + " " + elements[i].Name)
+    }
+
+    return "ok"
+}

lib/router/router.go

@@ -5,11 +5,13 @@ package router
 
 import (
     // stdlib
+    "fmt"
     "log"
     "regexp"
     // 3rd party
 	"gopkg.in/telegram-bot-api.v4"
     // local
+    "../dbmappings"
     "../talkers"
 )
 
@@ -20,6 +22,18 @@ type Router struct {}
 // If command doesn't exist, it's "fail"
 func (r *Router) RouteRequest(update tgbotapi.Update) string {
     text := update.Message.Text
+    user_id := update.Message.From.ID
+
+    player_raw := dbmappings.Players{}
+    err := c.Db.Get(&player_raw, c.Db.Rebind("SELECT * FROM players WHERE telegram_id=?"), user_id)
+    if err != nil {
+        log.Printf("Message user not found in database.")
+        log.Printf(err.Error())
+    } else {
+        log.Printf("Message user found in database.")
+    }
+
+    fmt.Println(player_raw)
 
     // Regular expressions
     var durakMsg = regexp.MustCompile("(Д|д)(У|у)(Р|р)(А|а|Е|е|О|о)")
@@ -28,10 +42,39 @@ func (r *Router) RouteRequest(update tgbotapi.Update) string {
     var ebMsg = regexp.MustCompile("(Е|е|Ё|ё)(Б|б)(\\s|А|а|Т|т|У|у|Е|е|Ё|ё|И|и)")
     var piMsg = regexp.MustCompile("(П|п)(И|и)(З|з)(Д|д)")
     var helpMsg = regexp.MustCompile("/help\\z")
+    var helloMsg = regexp.MustCompile("/start\\z")
 
+    var pokememeMsg = regexp.MustCompile("(Уровень)(.+)(Опыт)(.+)\n(Элементы:)(.+)\n(.+)(💙MP)")
+
+    if update.Message.ForwardFrom != nil {
+        if update.Message.ForwardFrom.ID != 360402625 {
+            log.Printf("Forward from another user or bot. Ignoring")
+        } else {
+            log.Printf("Forward from PokememBro bot! Processing...")
+            if pokememeMsg.MatchString(text) {
+                if player_raw.Id != 0 {
+                    log.Printf("Pokememe posted!")
+                    c.Parsers.ParsePokememe(text, player_raw)
+                } else {
+                    talkers.AnyMessageUnauthorized(c.Bot, update)
+                }
+            } else {
+                log.Printf(text)
+            }
+        }
+    } else {
+        // Direct messages from user
         switch {
+        case helloMsg.MatchString(text):
+            if player_raw.Id != 0 {
+                talkers.HelloMessageAuthorized(c.Bot, update, player_raw)
+            } else {
+                talkers.HelloMessageUnauthorized(c.Bot, update)
+            }
+        // Help
         case helpMsg.MatchString(text):
             talkers.HelpMessage(c.Bot, update)
+        // Easter eggs
         case huMsg.MatchString(text):
             talkers.MatMessage(c.Bot, update)
         case blMsg.MatchString(text):
@@ -46,6 +89,7 @@ func (r *Router) RouteRequest(update tgbotapi.Update) string {
             log.Printf("User posted unknown command.")
             return "fail"
         }
+    }
 
     return "ok"
 }

lib/talkers/errors.go

@@ -0,0 +1,19 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package talkers
+
+import (
+    // 3rd party
+	"gopkg.in/telegram-bot-api.v4"
+)
+
+func AnyMessageUnauthorized(bot *tgbotapi.BotAPI, update tgbotapi.Update) {
+    error_message := "Извини, действие для тебя недоступно. Возможно, у меня нет твоего профиля или же твои права недостаточны для совершения данного действия\n\n"
+    error_message += "Если тебе кажется, что это ошибка, пиши @fat0troll.\n"
+
+    msg := tgbotapi.NewMessage(update.Message.Chat.ID, error_message)
+    msg.ParseMode = "Markdown"
+
+    bot.Send(msg)
+}

lib/talkers/hello.go

@@ -0,0 +1,32 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package talkers
+
+import (
+    // 3rd party
+	"gopkg.in/telegram-bot-api.v4"
+	// local
+	"../dbmappings"
+)
+
+func HelloMessageUnauthorized(bot *tgbotapi.BotAPI, update tgbotapi.Update) {
+    hello_message := "*Бот Инстинкта приветствует тебя!*\n\n"
+    hello_message += "Для начала работы с ботом, пожалуйста, перешли от бота игры @PokememBroBot профиль героя.\n"
+    hello_message += "Все дальнейшие действия с ботом возможны лишь при наличии профиля игрока."
+
+    msg := tgbotapi.NewMessage(update.Message.Chat.ID, hello_message)
+    msg.ParseMode = "Markdown"
+
+    bot.Send(msg)
+}
+
+func HelloMessageAuthorized(bot *tgbotapi.BotAPI, update tgbotapi.Update, player_raw dbmappings.Players) {
+    hello_message := "*Бот Инстинкта приветствует тебя. Снова.*\n\n"
+    hello_message += "Привет, " + update.Message.From.FirstName + " " + update.Message.From.LastName + "!\n"
+	hello_message += "Последнее обновление информации о тебе: " + player_raw.Updated_at.Format("02.01.2006 15:04:05 -0700")
+    msg := tgbotapi.NewMessage(update.Message.Chat.ID, hello_message)
+    msg.ParseMode = "Markdown"
+
+    bot.Send(msg)
+}

lib/talkers/help.go

@@ -11,7 +11,7 @@ import (
 )
 
 func HelpMessage(bot *tgbotapi.BotAPI, update tgbotapi.Update) {
-    help_message := "*Бот Инстинкта. Версия обезшпионенная и улучшенная.*\n\n"
+    help_message := "*Бот Инстинкта Enchanched.*\n\n"
     help_message += "Текущая версия: *" + config.VERSION + "*\n\n"
     help_message += "Список команд:\n\n"
     help_message += "+ /help – выводит данное сообщение\n"