Work on squads, alerts on new user with empty or spy profile

Closes #1
Closes #2

lib/migrations/20_create_squads.go

@@ -0,0 +1,65 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package migrations
+
+import (
+	// stdlib
+	"database/sql"
+)
+
+func CreateSquadsUp(tx *sql.Tx) error {
+	request := "CREATE TABLE `squads` ("
+	request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID отряда',"
+	request += "`chat_id` int(11) NOT NULL COMMENT 'ID чата в базе',"
+	request += "`author_id` int(11) NOT NULL COMMENT 'ID автора отряда',"
+	request += "`created_at` datetime NOT NULL COMMENT 'Добавлено в базу',"
+	request += "PRIMARY KEY (`id`),"
+	request += "UNIQUE KEY `id` (`id`),"
+	request += "KEY `squads_created_at` (`created_at`)"
+	request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Отряды';"
+	_, err := tx.Exec(request)
+	if err != nil {
+		return err
+	}
+
+	request = "CREATE TABLE `squads_players` ("
+	request += "`id` int(11) NOT NULL AUTO_INCREMENT COMMENT 'ID связи',"
+	request += "`squad_id` int(11) NOT NULL COMMENT 'ID отряда в базе',"
+	request += "`player_id` int(11) NOT NULL COMMENT 'ID игрока',"
+	request += "`author_id` int(11) NOT NULL COMMENT 'ID добавившего в отряд',"
+	request += "`created_at` datetime NOT NULL COMMENT 'Добавлено в базу',"
+	request += "PRIMARY KEY (`id`),"
+	request += "UNIQUE KEY `id` (`id`),"
+	request += "KEY `squads_players_created_at` (`created_at`)"
+	request += ") ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COMMENT='Связь Отряды-Игроки';"
+	_, err = tx.Exec(request)
+	if err != nil {
+		return err
+	}
+
+	request = "ALTER TABLE `players` DROP COLUMN `squad_id`"
+	_, err = tx.Exec(request)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func CreateSquadsDown(tx *sql.Tx) error {
+	_, err := tx.Exec("DROP TABLE `squads`;")
+	if err != nil {
+		return err
+	}
+	_, err = tx.Exec("DROP TABLE `squads_players`;")
+	if err != nil {
+		return err
+	}
+	_, err = tx.Exec("MODIFY TABLE `players` ADD COLUMN `league_id` int(11) COMMENT 'ID лиги' DEFAULT 0")
+	if err != nil {
+		return err
+	}
+
+	return nil
+}

lib/migrations/migrations.go

@@ -34,6 +34,7 @@ func (m *Migrations) Init() {
 	goose.AddNamedMigration("17_change_profile_pokememes_columns.go", ChangeProfilePokememesColumnsUp, ChangeProfilePokememesColumnsDown)
 	goose.AddNamedMigration("18_add_pokememes_wealth.go", AddPokememesWealthUp, AddPokememesWealthDown)
 	goose.AddNamedMigration("19_create_broadcasts.go", CreateBroadcastsUp, CreateBroadcastsDown)
+	goose.AddNamedMigration("20_create_squads.go", CreateSquadsUp, CreateSquadsDown)
 }
 
 func (m *Migrations) Migrate() error {