Work on squads, some refactoring

Closes #14
See #8

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"`
-	ChatID    int       `db:"chat_id"`
-	AuthorID  int       `db:"author_id"`
-	CreatedAt time.Time `db:"created_at"`
+	ID          int       `db:"id"`
+	ChatID      int       `db:"chat_id"`
+	FloodChatID int       `db:"flood_chat_id"`
+	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
-	Chat    Chat
-	IsSquad bool
+	Squad     Squad
+	Chat      Chat
+	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
+}