bot/bot.go

@@ -18,20 +18,12 @@ var (
 	ErrHandlerInit    = errors.New("cannot initialize handler")
 )
 
-type BotInfo struct {
-	Id       int64
-	Username string
-	Name     string
-}
-
 type Bot struct {
 	api       *telego.Bot
 	llm       *llm.LlmConnector
 	extractor *extractor.Extractor
 	stats     *stats.Stats
 	models    ModelSelection
-	history   map[int64]*MessageRingBuffer
-	profile   BotInfo
 
 	markdownV1Replacer *strings.Replacer
 }
@@ -48,8 +40,6 @@ func NewBot(
 		extractor: extractor,
 		stats:     stats.NewStats(),
 		models:    models,
-		history:   make(map[int64]*MessageRingBuffer),
-		profile:   BotInfo{0, "", ""},
 
 		markdownV1Replacer: strings.NewReplacer(
 			// https://core.telegram.org/bots/api#markdown-style
@@ -71,12 +61,6 @@ func (b *Bot) Run() error {
 
 	slog.Info("Running api as", "id", botUser.ID, "username", botUser.Username, "name", botUser.FirstName, "is_bot", botUser.IsBot)
 
-	b.profile = BotInfo{
-		Id:       botUser.ID,
-		Username: botUser.Username,
-		Name:     botUser.FirstName,
-	}
-
 	updates, err := b.api.UpdatesViaLongPolling(nil)
 	if err != nil {
 		slog.Error("Cannot get update channel", "error", err)
@@ -95,60 +79,133 @@ func (b *Bot) Run() error {
 	defer b.api.StopLongPolling()
 
 	// Middlewares
-	bh.Use(b.chatHistory)
 	bh.Use(b.chatTypeStatsCounter)
 
 	// Command handlers
-	bh.Handle(b.textMessageHandler, th.AnyMessageWithText())
 	bh.Handle(b.startHandler, th.CommandEqual("start"))
-	bh.Handle(b.summarizeHandler, th.Or(th.CommandEqual("summarize"), th.CommandEqual("s")))
+	bh.Handle(b.heyHandler, th.CommandEqual("hey"))
+	bh.Handle(b.summarizeHandler, th.CommandEqual("summarize"))
 	bh.Handle(b.statsHandler, th.CommandEqual("stats"))
 	bh.Handle(b.helpHandler, th.CommandEqual("help"))
 
+	// Inline query handlers
+	bh.Handle(b.inlineHandler, th.AnyInlineQuery())
+
 	bh.Start()
 
 	return nil
 }
 
-func (b *Bot) textMessageHandler(bot *telego.Bot, update telego.Update) {
-	slog.Debug("/any-message")
+func (b *Bot) inlineHandler(bot *telego.Bot, update telego.Update) {
+	iq := update.InlineQuery
+	slog.Info("inline query received", "query", iq.Query)
 
-	message := update.Message
+	slog.Debug("query", "query", iq)
 
-	switch {
-	// Mentions
-	case b.isMentionOfMe(update):
-		slog.Info("/any-message", "type", "mention")
-		b.processMention(message)
-	// Replies
-	case b.isReplyToMe(update):
-		slog.Info("/any-message", "type", "reply")
-		b.processMention(message)
-	// Private chat
-	case b.isPrivateWithMe(update):
-		slog.Info("/any-message", "type", "private")
-		b.processMention(message)
-	default:
-		slog.Debug("/any-message", "info", "Message is not mention, reply or private chat. Skipping.")
-	}
+	if len(iq.Query) < 3 {
+		return
 	}
 
-func (b *Bot) processMention(message *telego.Message) {
-	b.stats.Mention()
+	b.stats.InlineQuery()
 
-	slog.Info("/mention", "chat", message.Chat.ID)
+	queryParts := strings.SplitN(iq.Query, " ", 2)
 
-	chatID := tu.ID(message.Chat.ID)
+	if len(queryParts) < 1 {
+		slog.Debug("Empty query. Skipping.")
 
-	b.sendTyping(chatID)
+		return
+	}
 
-	requestContext := b.createLlmRequestContextFromMessage(message)
+	var response *telego.AnswerInlineQueryParams
 
-	llmReply, err := b.llm.HandleChatMessage(message.Text, b.models.TextRequestModel, requestContext)
+	switch isValidAndAllowedUrl(queryParts[0]) {
+	case true:
+		slog.Info("Inline /summarize request", "url", queryParts[0])
+
+		b.stats.SummarizeRequest()
+
+		article, err := b.extractor.GetArticleFromUrl(queryParts[0])
+		if err != nil {
+			slog.Error("Cannot retrieve an article using extractor", "error", err)
+		}
+
+		llmReply, err := b.llm.Summarize(article.Text, b.models.TextRequestModel)
 		if err != nil {
 			slog.Error("Cannot get reply from LLM connector")
 
-		_, _ = b.api.SendMessage(b.reply(message, tu.Message(
+			b.trySendInlineQueryError(iq, "LLM request error. Try again later.")
+
+			return
+		}
+
+		slog.Debug("Got completion. Going to send.", "llm-completion", llmReply)
+
+		response = tu.InlineQuery(
+			iq.ID,
+			tu.ResultArticle(
+				"reply_"+iq.ID,
+				"Summary for "+queryParts[0],
+				tu.TextMessage(b.escapeMarkdownV1Symbols(llmReply)).WithParseMode("Markdown"),
+			),
+		)
+	case false:
+		b.stats.HeyRequest()
+
+		slog.Info("Inline /hey request", "text", iq.Query)
+
+		requestContext := createLlmRequestContextFromUpdate(update)
+
+		llmReply, err := b.llm.HandleSingleRequest(iq.Query, b.models.TextRequestModel, requestContext)
+		if err != nil {
+			slog.Error("Cannot get reply from LLM connector")
+
+			b.trySendInlineQueryError(iq, "LLM request error. Try again later.")
+
+			return
+		}
+
+		slog.Debug("Got completion. Going to send.", "llm-completion", llmReply)
+
+		response = tu.InlineQuery(
+			iq.ID,
+			tu.ResultArticle(
+				"reply_"+iq.ID,
+				"LLM reply to\""+iq.Query+"\"",
+				tu.TextMessage(b.escapeMarkdownV1Symbols(llmReply)).WithParseMode("Markdown"),
+			),
+		)
+	}
+
+	err := bot.AnswerInlineQuery(response)
+	if err != nil {
+		slog.Error("Can't answer to inline query", "error", err)
+
+		b.trySendInlineQueryError(iq, "Couldn't send intended reply, sorry")
+	}
+}
+
+func (b *Bot) heyHandler(bot *telego.Bot, update telego.Update) {
+	slog.Info("/hey", "message-text", update.Message.Text)
+
+	b.stats.HeyRequest()
+
+	parts := strings.SplitN(update.Message.Text, " ", 2)
+	userMessage := "Hey!"
+	if len(parts) == 2 {
+		userMessage = parts[1]
+	}
+
+	chatID := tu.ID(update.Message.Chat.ID)
+
+	b.sendTyping(chatID)
+
+	requestContext := createLlmRequestContextFromUpdate(update)
+
+	llmReply, err := b.llm.HandleSingleRequest(userMessage, b.models.TextRequestModel, requestContext)
+	if err != nil {
+		slog.Error("Cannot get reply from LLM connector")
+
+		_, _ = b.api.SendMessage(b.reply(update.Message, tu.Message(
 			chatID,
 			"LLM request error. Try again later.",
 		)))
@@ -158,21 +215,17 @@ func (b *Bot) processMention(message *telego.Message) {
 
 	slog.Debug("Got completion. Going to send.", "llm-completion", llmReply)
 
-	reply := tu.Message(
+	message := tu.Message(
 		chatID,
 		b.escapeMarkdownV1Symbols(llmReply),
 	).WithParseMode("Markdown")
 
-	_, err = b.api.SendMessage(b.reply(message, reply))
+	_, err = bot.SendMessage(b.reply(update.Message, message))
 	if err != nil {
 		slog.Error("Can't send reply message", "error", err)
 
-		b.trySendReplyError(message)
-
-		return
+		b.trySendReplyError(update.Message)
 	}
-
-	b.saveBotReplyToHistory(message, llmReply)
 }
 
 func (b *Bot) summarizeHandler(bot *telego.Bot, update telego.Update) {
@@ -253,9 +306,7 @@ func (b *Bot) helpHandler(bot *telego.Bot, update telego.Update) {
 		"Instructions:\r\n"+
 			"/hey <text> - Ask something from LLM\r\n"+
 			"/summarize <link> - Summarize text from the provided link\r\n"+
-			"/s <link> - Shorter version\r\n"+
-			"/help - Show this help\r\n\r\n"+
-			"Mention bot or reply to it's message to communicate with it",
+			"/help - Show this help",
 	)))
 	if err != nil {
 		slog.Error("Cannot send a message", "error", err)

bot/helpers.go

@@ -39,40 +39,19 @@ func (b *Bot) trySendReplyError(message *telego.Message) {
 	)))
 }
 
-func (b *Bot) isMentionOfMe(update telego.Update) bool {
-	if update.Message == nil {
-		return false
+func (b *Bot) trySendInlineQueryError(iq *telego.InlineQuery, text string) {
+	if iq == nil {
+		return
 	}
 
-	return strings.Contains(update.Message.Text, "@"+b.profile.Username)
-}
-
-func (b *Bot) isReplyToMe(update telego.Update) bool {
-	message := update.Message
-
-	if message == nil {
-		return false
-	}
-	if message.ReplyToMessage == nil {
-		return false
-	}
-	if message.ReplyToMessage.From == nil {
-		return false
-	}
-
-	replyToMessage := message.ReplyToMessage
-
-	return replyToMessage != nil && replyToMessage.From.ID == b.profile.Id
-}
-
-func (b *Bot) isPrivateWithMe(update telego.Update) bool {
-	message := update.Message
-
-	if message == nil {
-		return false
-	}
-
-	return message.Chat.Type == telego.ChatTypePrivate
+	_ = b.api.AnswerInlineQuery(tu.InlineQuery(
+		iq.ID,
+		tu.ResultArticle(
+			string("error_"+iq.ID),
+			"Error: "+text,
+			tu.TextMessage(text),
+		),
+	))
 }
 
 func isValidAndAllowedUrl(text string) bool {

bot/message_history.go

@@ -1,90 +0,0 @@
-package bot
-
-import (
-	"github.com/mymmrac/telego"
-	"log/slog"
-)
-
-const HistoryLength = 50
-
-type MessageRingBuffer struct {
-	messages []Message
-	capacity int
-}
-
-func NewMessageBuffer(capacity int) *MessageRingBuffer {
-	return &MessageRingBuffer{
-		messages: make([]Message, 0, capacity),
-		capacity: capacity,
-	}
-}
-
-func (b *MessageRingBuffer) Push(element Message) {
-	if len(b.messages) >= b.capacity {
-		b.messages = b.messages[1:]
-	}
-
-	b.messages = append(b.messages, element)
-}
-
-func (b *MessageRingBuffer) GetAll() []Message {
-	return b.messages
-}
-
-type Message struct {
-	Name string
-	Text string
-}
-
-func (b *Bot) saveChatMessageToHistory(message *telego.Message) {
-	chatId := message.Chat.ID
-
-	slog.Info(
-		"history-message-save",
-		"chat", chatId,
-		"from_id", message.From.ID,
-		"from_name", message.From.FirstName,
-		"text", message.Text,
-	)
-
-	_, ok := b.history[chatId]
-	if !ok {
-		b.history[chatId] = NewMessageBuffer(HistoryLength)
-	}
-
-	b.history[chatId].Push(Message{
-		Name: message.From.FirstName,
-		Text: message.Text,
-	})
-}
-
-func (b *Bot) saveBotReplyToHistory(message *telego.Message, reply string) {
-	chatId := message.Chat.ID
-
-	slog.Info(
-		"history-reply-save",
-		"chat", chatId,
-		"to_id", message.From.ID,
-		"to_name", message.From.FirstName,
-		"text", reply,
-	)
-
-	_, ok := b.history[chatId]
-	if !ok {
-		b.history[chatId] = NewMessageBuffer(HistoryLength)
-	}
-
-	b.history[chatId].Push(Message{
-		Name: b.profile.Username,
-		Text: reply,
-	})
-}
-
-func (b *Bot) getChatHistory(chatId int64) []Message {
-	_, ok := b.history[chatId]
-	if !ok {
-		return make([]Message, 0)
-	}
-
-	return b.history[chatId].GetAll()
-}

bot/middleware.go

@@ -10,41 +10,21 @@ func (b *Bot) chatTypeStatsCounter(bot *telego.Bot, update telego.Update, next t
 	message := update.Message
 
 	if message == nil {
-		slog.Info("stats-middleware: update has no message. skipping.")
+		slog.Info("chat-type-middleware: update has no message. skipping.")
 
 		next(bot, update)
 
 		return
 	}
 
+	slog.Info("chat-type-middleware: counting message chat type in stats", "type", message.Chat.Type)
+
 	switch message.Chat.Type {
 	case telego.ChatTypeGroup, telego.ChatTypeSupergroup:
-		if b.isMentionOfMe(update) || b.isReplyToMe(update) {
-			slog.Info("stats-middleware: counting message chat type in stats", "type", message.Chat.Type)
 		b.stats.GroupRequest()
-		}
 	case telego.ChatTypePrivate:
-		slog.Info("stats-middleware: counting message chat type in stats", "type", message.Chat.Type)
 		b.stats.PrivateRequest()
 	}
 
 	next(bot, update)
 }
-
-func (b *Bot) chatHistory(bot *telego.Bot, update telego.Update, next telegohandler.Handler) {
-	message := update.Message
-
-	if message == nil {
-		slog.Info("chat-history-middleware: update has no message. skipping.")
-
-		next(bot, update)
-
-		return
-	}
-
-	slog.Info("chat-history-middleware: saving message to history for", "chat_id", message.Chat.ID)
-
-	b.saveChatMessageToHistory(message)
-
-	next(bot, update)
-}

bot/request_context.go

@@ -6,20 +6,33 @@ import (
 	"telegram-ollama-reply-bot/llm"
 )
 
-func (b *Bot) createLlmRequestContextFromMessage(message *telego.Message) llm.RequestContext {
+func createLlmRequestContextFromUpdate(update telego.Update) llm.RequestContext {
+	message := update.Message
+	iq := update.InlineQuery
+
 	rc := llm.RequestContext{
 		Empty:  true,
+		Inline: false,
 	}
 
-	if message == nil {
+	switch {
+	case message == nil && iq == nil:
 		slog.Debug("request context creation problem: no message provided. returning empty context.", "request-context", rc)
 
 		return rc
+	case iq != nil:
+		rc.Inline = true
 	}
 
 	rc.Empty = false
 
-	user := message.From
+	var user *telego.User
+
+	if rc.Inline {
+		user = &iq.From
+	} else {
+		user = message.From
+	}
 
 	if user != nil {
 		rc.User = llm.UserContext{
@@ -30,39 +43,18 @@ func (b *Bot) createLlmRequestContextFromMessage(message *telego.Message) llm.Re
 		}
 	}
 
+	if !rc.Inline {
 		// TODO: implement retrieval of chat description
 		chat := message.Chat
-
-	history := b.getChatHistory(chat.ID)
-
 		rc.Chat = llm.ChatContext{
 			Title: chat.Title,
 			// TODO: fill when ChatFullInfo retrieved
 			//Description: chat.Description,
 			Type: chat.Type,
-		History: historyToLlmMessages(history),
+		}
 	}
 
 	slog.Debug("request context created", "request-context", rc)
 
 	return rc
 }
-
-func historyToLlmMessages(history []Message) []llm.ChatMessage {
-	length := len(history)
-
-	if length > 0 {
-		result := make([]llm.ChatMessage, 0, length)
-
-		for _, msg := range history {
-			result = append(result, llm.ChatMessage{
-				Name: msg.Name,
-				Text: msg.Text,
-			})
-		}
-
-		return result
-	}
-
-	return make([]llm.ChatMessage, 0)
-}

llm/llm.go

@@ -5,8 +5,6 @@ import (
 	"errors"
 	"github.com/sashabaranov/go-openai"
 	"log/slog"
-	"strconv"
-	"strings"
 )
 
 var (
@@ -29,15 +27,13 @@ func NewConnector(baseUrl string, token string) *LlmConnector {
 	}
 }
 
-func (l *LlmConnector) HandleChatMessage(text string, model string, requestContext RequestContext) (string, error) {
+func (l *LlmConnector) HandleSingleRequest(text string, model string, requestContext RequestContext) (string, error) {
 	systemPrompt := "You're a bot in the Telegram chat.\n" +
-		"You're using a free model called \"" + model + "\".\n\n" +
-		requestContext.Prompt()
+		"You're using a free model called \"" + model + "\".\n" +
+		"Currently you're not able to access chat history, so each message will be replied from a clean slate."
 
-	historyLength := len(requestContext.Chat.History)
-
-	if historyLength > 0 {
-		systemPrompt += "\nYou have an access to last " + strconv.Itoa(historyLength) + "messages in this chat."
+	if !requestContext.Empty {
+		systemPrompt += "\n" + requestContext.Prompt()
 	}
 
 	req := openai.ChatCompletionRequest{
@@ -50,15 +46,6 @@ func (l *LlmConnector) HandleChatMessage(text string, model string, requestConte
 		},
 	}
 
-	if historyLength > 0 {
-		for _, msg := range requestContext.Chat.History {
-			req.Messages = append(req.Messages, openai.ChatCompletionMessage{
-				Role:    openai.ChatMessageRoleUser,
-				Content: msg.Name + ":\n\n" + quoteMessage(msg.Text),
-			})
-		}
-	}
-
 	req.Messages = append(req.Messages, openai.ChatCompletionMessage{
 		Role:    openai.ChatMessageRoleUser,
 		Content: text,
@@ -153,7 +140,3 @@ func (l *LlmConnector) HasModel(id string) bool {
 
 	return false
 }
-
-func quoteMessage(text string) string {
-	return "> " + strings.ReplaceAll(text, "\n", "\n> ")
-}

llm/request_context.go

@@ -2,6 +2,7 @@ package llm
 
 type RequestContext struct {
 	Empty  bool
+	Inline bool
 	User   UserContext
 	Chat   ChatContext
 }
@@ -17,12 +18,6 @@ type ChatContext struct {
 	Title       string
 	Description string
 	Type        string
-	History     []ChatMessage
-}
-
-type ChatMessage struct {
-	Name string
-	Text string
 }
 
 func (c RequestContext) Prompt() string {
@@ -31,7 +26,7 @@ func (c RequestContext) Prompt() string {
 	}
 
 	prompt := ""
-
+	if !c.Inline {
 		prompt += "The type of chat you're in is \"" + c.Chat.Type + "\". "
 
 		if c.Chat.Title != "" {
@@ -40,8 +35,11 @@ func (c RequestContext) Prompt() string {
 		if c.Chat.Description != "" {
 			prompt += "Chat description is \"" + c.Chat.Description + "\". "
 		}
+	} else {
+		prompt += "You're responding to inline query, so you're not in the chat right now. "
+	}
 
-	prompt += "Profile of the user who mentioned you in the chat:" +
+	prompt += "User profile:" +
 		"First name: \"" + c.User.FirstName + "\"\n"
 	if c.User.Username != "" {
 		prompt += "Username: @" + c.User.Username + ".\n"

stats/stats.go

@@ -15,7 +15,7 @@ type Stats struct {
 	PrivateRequests uint64
 	InlineQueries   uint64
 
-	Mentions          uint64
+	HeyRequests       uint64
 	SummarizeRequests uint64
 }
 
@@ -27,7 +27,7 @@ func NewStats() *Stats {
 		PrivateRequests: 0,
 		InlineQueries:   0,
 
-		Mentions:          0,
+		HeyRequests:       0,
 		SummarizeRequests: 0,
 	}
 }
@@ -40,7 +40,7 @@ func (s *Stats) MarshalJSON() ([]byte, error) {
 		PrivateRequests uint64 `json:"private_requests"`
 		InlineQueries   uint64 `json:"inline_queries"`
 
-		Mentions          uint64 `json:"mentions"`
+		HeyRequests       uint64 `json:"hey_requests"`
 		SummarizeRequests uint64 `json:"summarize_requests"`
 	}{
 		Uptime: time.Now().Sub(s.RunningSince).String(),
@@ -49,7 +49,7 @@ func (s *Stats) MarshalJSON() ([]byte, error) {
 		PrivateRequests: s.PrivateRequests,
 		InlineQueries:   s.InlineQueries,
 
-		Mentions:          s.Mentions,
+		HeyRequests:       s.HeyRequests,
 		SummarizeRequests: s.SummarizeRequests,
 	})
 }
@@ -81,10 +81,10 @@ func (s *Stats) PrivateRequest() {
 	s.PrivateRequests++
 }
 
-func (s *Stats) Mention() {
+func (s *Stats) HeyRequest() {
 	s.mu.Lock()
 	defer s.mu.Unlock()
-	s.Mentions++
+	s.HeyRequests++
 }
 
 func (s *Stats) SummarizeRequest() {