mirror of
https://github.com/HugeFrog24/go-telegram-bot.git
synced 2026-05-01 07:42:18 +00:00
HugeFrog24
427 lines
16 KiB
Go
427 lines
16 KiB
Go
package main
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import (
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"context"
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"fmt"
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"strconv"
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"strings"
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"github.com/go-telegram/bot"
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"github.com/go-telegram/bot/models"
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"github.com/liushuangls/go-anthropic/v2"
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)
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func (b *Bot) handleUpdate(ctx context.Context, tgBot *bot.Bot, update *models.Update) {
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var message *models.Message
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if update.Message != nil {
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message = update.Message
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} else if update.BusinessMessage != nil {
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message = update.BusinessMessage
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} else {
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// No message to process
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return
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}
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// Extract businessConnectionID if available
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var businessConnectionID string
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if update.BusinessConnection != nil {
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businessConnectionID = update.BusinessConnection.ID
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} else if message.BusinessConnectionID != "" {
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businessConnectionID = message.BusinessConnectionID
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}
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if message.From == nil {
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// Channel posts and some automated messages have no sender — ignore them.
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// see: https://core.telegram.org/bots/api#message
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return
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}
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chatID := message.Chat.ID
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userID := message.From.ID
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username := message.From.Username
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firstName := message.From.FirstName
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lastName := message.From.LastName
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languageCode := message.From.LanguageCode
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isPremium := message.From.IsPremium
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messageTime := message.Date
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text := message.Text
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// Check if it's a new chat
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isNewChatFlag := b.isNewChat(chatID)
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// Screen incoming message (store to DB + add to chat memory)
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userMsg, err := b.screenIncomingMessage(message)
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if err != nil {
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ErrorLogger.Printf("Error storing user message: %v", err)
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return
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}
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// Determine if the user is the owner
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var isOwner bool
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err = b.db.Where("telegram_id = ? AND bot_id = ? AND is_owner = ?", userID, b.botID, true).First(&User{}).Error
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if err == nil {
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isOwner = true
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}
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// Get the chat memory which now contains the user's message
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chatMemory := b.getOrCreateChatMemory(chatID)
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contextMessages := b.prepareContextMessages(chatMemory)
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if isNewChatFlag {
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// Get response from Anthropic using the context messages
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response, err := b.getAnthropicResponse(ctx, contextMessages, true, isOwner, false, username, firstName, lastName, isPremium, languageCode, messageTime)
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if err != nil {
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ErrorLogger.Printf("Error getting Anthropic response: %v", err)
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// Use the same error message as in the non-new chat case
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response = "I'm sorry, I'm having trouble processing your request right now."
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}
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// Send the AI-generated response or error message
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if err := b.sendResponse(ctx, chatID, response, businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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return
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}
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} else {
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user, err := b.getOrCreateUser(userID, username, isOwner)
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if err != nil {
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ErrorLogger.Printf("Error getting or creating user: %v", err)
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return
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}
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// Update the username if it's empty or has changed
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if user.Username != username {
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user.Username = username
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if err := b.db.Save(&user).Error; err != nil {
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ErrorLogger.Printf("Error updating user username: %v", err)
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}
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}
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// Check if the message is a command
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if message.Entities != nil {
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for _, entity := range message.Entities {
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if entity.Type == "bot_command" {
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command := strings.TrimSpace(message.Text[entity.Offset : entity.Offset+entity.Length])
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switch command {
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case "/stats":
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// Parse command parameters
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parts := strings.Fields(message.Text)
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// Default: show global stats
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if len(parts) == 1 {
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b.sendStats(ctx, chatID, userID, 0, businessConnectionID)
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return
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}
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// Check for "user" parameter
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if len(parts) >= 2 && parts[1] == "user" {
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targetUserID := userID // Default to current user
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// If a user ID is provided, parse it
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if len(parts) >= 3 {
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var parseErr error
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targetUserID, parseErr = strconv.ParseInt(parts[2], 10, 64)
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if parseErr != nil {
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InfoLogger.Printf("User %d provided invalid user ID format: %s", userID, parts[2])
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if err := b.sendResponse(ctx, chatID, "Invalid user ID format. Usage: /stats user [user_id]", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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}
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}
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b.sendStats(ctx, chatID, userID, targetUserID, businessConnectionID)
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return
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}
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// Invalid parameter
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if err := b.sendResponse(ctx, chatID, "Invalid command format. Usage: /stats or /stats user [user_id]", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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case "/whoami":
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b.sendWhoAmI(ctx, chatID, userID, username, businessConnectionID)
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return
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case "/clear":
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parts := strings.Fields(message.Text)
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var targetUserID, targetChatID int64
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if len(parts) > 1 {
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var parseErr error
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targetUserID, parseErr = strconv.ParseInt(parts[1], 10, 64)
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if parseErr != nil {
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InfoLogger.Printf("User %d provided invalid user ID format: %s", userID, parts[1])
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if err := b.sendResponse(ctx, chatID, "Invalid user ID format. Usage: /clear [user_id] [chat_id]", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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}
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}
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if len(parts) > 2 {
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var parseErr error
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targetChatID, parseErr = strconv.ParseInt(parts[2], 10, 64)
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if parseErr != nil {
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InfoLogger.Printf("User %d provided invalid chat ID format: %s", userID, parts[2])
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if err := b.sendResponse(ctx, chatID, "Invalid chat ID format. Usage: /clear [user_id] [chat_id]", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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}
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}
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b.clearChatHistory(ctx, chatID, userID, targetUserID, targetChatID, businessConnectionID, false)
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return
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case "/clear_hard":
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parts := strings.Fields(message.Text)
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var targetUserID, targetChatID int64
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if len(parts) > 1 {
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var parseErr error
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targetUserID, parseErr = strconv.ParseInt(parts[1], 10, 64)
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if parseErr != nil {
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InfoLogger.Printf("User %d provided invalid user ID format: %s", userID, parts[1])
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if err := b.sendResponse(ctx, chatID, "Invalid user ID format. Usage: /clear_hard [user_id] [chat_id]", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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}
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}
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if len(parts) > 2 {
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var parseErr error
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targetChatID, parseErr = strconv.ParseInt(parts[2], 10, 64)
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if parseErr != nil {
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InfoLogger.Printf("User %d provided invalid chat ID format: %s", userID, parts[2])
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if err := b.sendResponse(ctx, chatID, "Invalid chat ID format. Usage: /clear_hard [user_id] [chat_id]", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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}
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}
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b.clearChatHistory(ctx, chatID, userID, targetUserID, targetChatID, businessConnectionID, true)
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return
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}
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}
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}
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}
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// Rate limit check applies to all message types including stickers
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if !b.checkRateLimits(userID) {
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b.sendRateLimitExceededMessage(ctx, chatID, businessConnectionID)
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return
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}
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// Check if the message contains a sticker
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if message.Sticker != nil {
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b.handleStickerMessage(ctx, chatID, userMsg, message, businessConnectionID)
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return
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}
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// Proceed only if the message contains text
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if text == "" {
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InfoLogger.Printf("Received a non-text message from user %d in chat %d", userID, chatID)
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return
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}
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// Determine if the text contains only emojis
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isEmojiOnly := isOnlyEmojis(text)
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// Prepare context messages for Anthropic
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chatMemory := b.getOrCreateChatMemory(chatID)
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contextMessages := b.prepareContextMessages(chatMemory)
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// Get response from Anthropic
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response, err := b.getAnthropicResponse(ctx, contextMessages, false, isOwner, isEmojiOnly, username, firstName, lastName, isPremium, languageCode, messageTime) // isNewChat is false here
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if err != nil {
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ErrorLogger.Printf("Error getting Anthropic response: %v", err)
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response = "I'm sorry, I'm having trouble processing your request right now."
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}
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// Send the response
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if err := b.sendResponse(ctx, chatID, response, businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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return
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}
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}
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}
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func (b *Bot) sendRateLimitExceededMessage(ctx context.Context, chatID int64, businessConnectionID string) {
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if err := b.sendResponse(ctx, chatID, "Rate limit exceeded. Please try again later.", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending rate limit exceeded message: %v", err)
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}
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}
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func (b *Bot) handleStickerMessage(ctx context.Context, chatID int64, userMessage Message, message *models.Message, businessConnectionID string) {
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// userMessage was already screened (stored + added to memory) by handleUpdate — do not call screenIncomingMessage again.
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// Generate AI response about the sticker
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response, err := b.generateStickerResponse(ctx, userMessage)
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if err != nil {
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ErrorLogger.Printf("Error generating sticker response: %v", err)
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// Provide a fallback dynamic response based on sticker type
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if message.Sticker.IsAnimated {
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response = "Wow, that's a cool animated sticker!"
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} else if message.Sticker.IsVideo {
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response = "Interesting video sticker!"
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} else {
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response = "That's a cool sticker!"
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}
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}
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// Send the response
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if err := b.sendResponse(ctx, chatID, response, businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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return
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}
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}
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func (b *Bot) generateStickerResponse(ctx context.Context, message Message) (string, error) {
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// Example: Use the sticker type to generate a response
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if message.StickerFileID != "" {
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// Create message content with emoji information if available
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var messageContent string
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if message.StickerEmoji != "" {
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messageContent = fmt.Sprintf("User sent a sticker: %s", message.StickerEmoji)
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} else {
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messageContent = "User sent a sticker."
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}
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// Prepare context with information about the sticker
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contextMessages := []anthropic.Message{
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{
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Role: anthropic.RoleUser,
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Content: []anthropic.MessageContent{
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anthropic.NewTextMessageContent(messageContent),
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},
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},
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}
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// Treat sticker messages like emoji messages to get emoji responses
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// Convert the timestamp to Unix time for the messageTime parameter
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messageTime := int(message.Timestamp.Unix())
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response, err := b.getAnthropicResponse(ctx, contextMessages, false, false, true, message.Username, "", "", false, "", messageTime)
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if err != nil {
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return "", err
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}
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return response, nil
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}
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return "Hmm, that's interesting!", nil
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}
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func (b *Bot) clearChatHistory(ctx context.Context, chatID int64, currentUserID int64, targetUserID int64, targetChatID int64, businessConnectionID string, hardDelete bool) {
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// If targetUserID is provided and different from currentUserID, check permissions
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if targetUserID != 0 && targetUserID != currentUserID {
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// Check if the current user is an admin or owner
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if !b.isAdminOrOwner(currentUserID) {
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InfoLogger.Printf("User %d attempted to clear history for user %d without permission", currentUserID, targetUserID)
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if err := b.sendResponse(ctx, chatID, "Permission denied. Only admins and owners can clear other users' histories.", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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}
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// Check if the target user exists
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var targetUser User
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err := b.db.Where("telegram_id = ? AND bot_id = ?", targetUserID, b.botID).First(&targetUser).Error
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if err != nil {
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ErrorLogger.Printf("Error finding target user %d: %v", targetUserID, err)
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if err := b.sendResponse(ctx, chatID, fmt.Sprintf("User with ID %d not found.", targetUserID), businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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}
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} else {
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// If no targetUserID is provided, set it to currentUserID
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targetUserID = currentUserID
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}
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// Delete messages from the database
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//
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// Assumption: this bot is primarily used in private DMs, where each user's messages
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// are stored with chat_id == their own user_id — not the caller's chat_id. Scoping
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// a cross-user delete by the caller's chatID would therefore match 0 rows.
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//
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// When clearing another user's history the default (targetChatID == 0) deletes all
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// of that user's messages across every chat for this bot — the natural meaning of
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// "/clear <userID>" (wipe their entire history with the bot).
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//
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// When targetChatID != 0 the deletion is scoped to that specific chat, which is
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// useful for group moderation ("/clear <userID> <chatID>").
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var err error
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if hardDelete {
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// Permanently delete messages
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if targetUserID == currentUserID {
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// Deleting own messages — scope to the current chat only.
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err = b.db.Unscoped().Where("chat_id = ? AND bot_id = ? AND user_id = ?", chatID, b.botID, targetUserID).Delete(&Message{}).Error
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InfoLogger.Printf("User %d permanently deleted their own chat history in chat %d", currentUserID, chatID)
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} else {
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// Deleting another user's messages — scope bot-wide by default; chat-scoped if targetChatID given (see above).
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if targetChatID != 0 {
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err = b.db.Unscoped().Where("chat_id = ? AND bot_id = ? AND user_id = ?", targetChatID, b.botID, targetUserID).Delete(&Message{}).Error
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InfoLogger.Printf("Admin/owner %d permanently deleted chat history for user %d in chat %d", currentUserID, targetUserID, targetChatID)
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} else {
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err = b.db.Unscoped().Where("bot_id = ? AND user_id = ?", b.botID, targetUserID).Delete(&Message{}).Error
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InfoLogger.Printf("Admin/owner %d permanently deleted all chat history for user %d", currentUserID, targetUserID)
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}
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}
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} else {
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// Soft delete messages
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if targetUserID == currentUserID {
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// Deleting own messages — scope to the current chat only.
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err = b.db.Where("chat_id = ? AND bot_id = ? AND user_id = ?", chatID, b.botID, targetUserID).Delete(&Message{}).Error
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InfoLogger.Printf("User %d soft deleted their own chat history in chat %d", currentUserID, chatID)
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} else {
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// Deleting another user's messages — scope bot-wide by default; chat-scoped if targetChatID given (see above).
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if targetChatID != 0 {
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err = b.db.Where("chat_id = ? AND bot_id = ? AND user_id = ?", targetChatID, b.botID, targetUserID).Delete(&Message{}).Error
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InfoLogger.Printf("Admin/owner %d soft deleted chat history for user %d in chat %d", currentUserID, targetUserID, targetChatID)
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} else {
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err = b.db.Where("bot_id = ? AND user_id = ?", b.botID, targetUserID).Delete(&Message{}).Error
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InfoLogger.Printf("Admin/owner %d soft deleted all chat history for user %d", currentUserID, targetUserID)
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}
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}
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}
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if err != nil {
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ErrorLogger.Printf("Error clearing chat history: %v", err)
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if err := b.sendResponse(ctx, chatID, "Sorry, I couldn't clear the chat history.", businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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return
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}
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// Evict the relevant in-memory cache entry so the next access rebuilds from
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// the now-clean DB. Applies to all cases: own history, cross-user
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// scoped to a specific chat, and bot-wide cross-user clear.
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b.chatMemoriesMu.Lock()
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if targetUserID == currentUserID {
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// Own history is always scoped to the current chat.
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delete(b.chatMemories, chatID)
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} else if targetChatID != 0 {
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// Admin cleared a specific chat — evict that chat's cache.
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delete(b.chatMemories, targetChatID)
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} else {
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// Bot-wide clear: primary use-case is DMs where chatID == userID.
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delete(b.chatMemories, targetUserID)
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}
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b.chatMemoriesMu.Unlock()
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// Send a confirmation message
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var confirmationMessage string
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if targetUserID == currentUserID {
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confirmationMessage = "Your chat history has been cleared."
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} else {
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// Get the username of the target user if available
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var targetUser User
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err := b.db.Where("telegram_id = ? AND bot_id = ?", targetUserID, b.botID).First(&targetUser).Error
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if err == nil && targetUser.Username != "" {
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confirmationMessage = fmt.Sprintf("Chat history for user @%s (ID: %d) has been cleared.", targetUser.Username, targetUserID)
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} else {
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confirmationMessage = fmt.Sprintf("Chat history for user with ID %d has been cleared.", targetUserID)
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}
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}
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if err := b.sendResponse(ctx, chatID, confirmationMessage, businessConnectionID); err != nil {
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ErrorLogger.Printf("Error sending response: %v", err)
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}
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}
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