add framework

internal/states/start_bot_state/start_bot_state.go

@@ -0,0 +1,45 @@
+package start_bot_state
+
+import (
+	"fmt"
+	"net/http"
+	"valera/internal/db"
+	"valera/internal/states"
+
+	tgbot "github.com/go-telegram-bot-api/telegram-bot-api"
+	"golang.org/x/exp/slices"
+)
+
+var names = []string{
+	"/start",
+}
+
+type startBotState struct {
+	bot      *tgbot.BotAPI
+	dataBase *db.DB
+	version  string
+}
+
+func NewStartBotState(bot *tgbot.BotAPI, dataBase *db.DB, version string) states.BotState {
+	return &startBotState{
+		bot:      bot,
+		dataBase: dataBase,
+		version:  version,
+	}
+}
+
+func (s *startBotState) Do(text string, chatInfo *db.ChatInfo, username string) error {
+	if !slices.Contains(names, text) {
+		return nil
+	}
+
+	msg := fmt.Sprintf("Здорова, я Валера (%s), твой тренер (%d).", s.version, chatInfo.ChatID)
+	_, _ = s.bot.Send(tgbot.NewMessage(chatInfo.ChatID, msg))
+	return s.dataBase.SetStatusToChat(chatInfo.ChatID, db.UserStateNone)
+}
+
+func (s *startBotState) GetHandler() (string, func(http.ResponseWriter, *http.Request)) {
+	return names[0], func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusInternalServerError)
+	}
+}