feat(bot): add user sessions

Author: EverythingSuckz

README.md

@@ -188,6 +188,8 @@ In addition to the mandatory variables, you can also set the following optional
 
 - `USE_SESSION_FILE` : Use session files for worker client(s). This speeds up the worker bot startups. (default: `false`)
 
+- `USER_SESSION` : A pyrogram session string for the user bot. (default: `null`)
+
 <hr>
 
 ### Use Multiple Bots to speed up

cmd/fsb/main.go

@@ -34,6 +34,7 @@ func main() {
 	}
 	cache.InitCache(log)
 	bot.StartWorkers(log)
+	bot.StartUserBot(log)
 	mainLogger.Info("Server started", zap.Int("port", config.ValueOf.Port))
 	mainLogger.Info("File Stream Bot", zap.String("version", versionString))
 	err = router.Run(fmt.Sprintf(":%d", config.ValueOf.Port))

config/config.go

@@ -25,6 +25,7 @@ type config struct {
 	Host           string `envconfig:"HOST" default:"http://localhost:8080"`
 	HashLength     int    `envconfig:"HASH_LENGTH" default:"6"`
 	UseSessionFile bool   `envconfig:"USE_SESSION_FILE" default:"true"`
+	UserSession    string `envconfig:"USER_SESSION"`
 	MultiTokens    []string
 }
 

internal/bot/userbot.go

@@ -0,0 +1,44 @@
+package bot
+
+import (
+	"EverythingSuckz/fsb/config"
+
+	"github.com/celestix/gotgproto"
+	"github.com/celestix/gotgproto/sessionMaker"
+	"go.uber.org/zap"
+)
+
+type UserBotStruct struct {
+	log    *zap.Logger
+	client *gotgproto.Client
+}
+
+var UserBot *UserBotStruct = &UserBotStruct{}
+
+func StartUserBot(l *zap.Logger) {
+	log := l.Named("USERBOT")
+	if config.ValueOf.UserSession == "" {
+		log.Warn("User session is empty")
+		return
+	}
+	log.Sugar().Infoln("Starting userbot")
+	client, err := gotgproto.NewClient(
+		int(config.ValueOf.ApiID),
+		config.ValueOf.ApiHash,
+		gotgproto.ClientType{
+			Phone: "",
+		},
+		&gotgproto.ClientOpts{
+			Session:          sessionMaker.PyrogramSession(config.ValueOf.UserSession),
+			DisableCopyright: true,
+		},
+	)
+	if err != nil {
+		log.Error("Failed to start userbot", zap.Error(err))
+		return
+	}
+	UserBot.log = log
+	UserBot.client = client
+	log.Info("Userbot started", zap.String("username", client.Self.Username), zap.String("FirstName", client.Self.FirstName), zap.String("LastName", client.Self.LastName))
+
+}