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utils.go

@@ -9,11 +9,14 @@ import (
 	"github.com/PaulSonOfLars/gotgbot/v2"
 )
 
-// this function will extract the
+// this function will extract the channel id from the message
 func extractChannelId(msg *gotgbot.Message) (channelId int64, err error) {
 
+	// split the message into arguments
 	args := strings.Split(msg.Text, " ")
 
+	// if the message is a reply to a message from a channel, then the channel id will be extracted from the reply
+	// else if the message is a reply to a message from a user, then the channel id will be extracted from the message
 	if msg.ReplyToMessage != nil && msg.ReplyToMessage.SenderChat != nil && len(args) == 1 {
 		channelId = msg.ReplyToMessage.SenderChat.Id
 	} else {
@@ -30,41 +33,52 @@ func extractChannelId(msg *gotgbot.Message) (channelId int64, err error) {
 
 	}
 
+	// return the channel id and nil error if no error occurs
 	return channelId, err
 }
 
+// this function will check if the user is an admin or not
 func isUserAdmin(bot *gotgbot.Bot, chatID, userId int64) bool {
 	// Placing this first would not make additional queries if check is success!
 	if userId == 1087968824 {
 		return true
 	}
 
+	// Get chat info using chatID
 	chat, err := bot.GetChat(chatID, nil)
 	if err != nil {
 		log.Errorf("[isUserAdmin]: %v", err)
 		return false
 	}
 
+	// If chat is private, then user is admin
 	if chat.Type == "private" {
 		return true
 	}
 
+	// make a list of admins
 	var adminlist = make([]int64, 0)
 
+	// get the list of admins
 	adminsL, _ := chat.GetAdministrators(bot, nil)
 
+	// append the admin id to the list
 	for _, admin := range adminsL {
 		adminlist = append(adminlist, admin.GetUser().Id)
 	}
 
+	// check if the user is in the list of admins
 	return findInInt64Slice(adminlist, userId)
 }
 
+// this function checks if the int is there in the slice or not
 func findInInt64Slice(slice []int64, val int64) bool {
+	// loop through the slice and check if the value is there or not
 	for _, item := range slice {
 		if item == val {
 			return true
 		}
 	}
+	// return false if the value is not there in the slice
 	return false
 }