package telegram

import (
	"app/commons/core"
	"app/commons/model/entity"
	tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api/v5"
	"time"
)

// SyncGroupInfo 同步群组信息到数据库
// 当收到群组消息时自动调用
func SyncGroupInfo(chat *tgbotapi.Chat) {
	if chat == nil {
		return
	}

	// 只处理群组
	if chat.Type != "group" && chat.Type != "supergroup" {
		return
	}

	// 查询数据库中是否已存在该群组
	var existingGroup entity.TgGroup
	db := core.MainDb()

	err := db.Where("chat_id = ?", chat.ID).First(&existingGroup).Error

	now := time.Now().Unix()

	if err != nil {
		// 群组不存在，创建新记录
		newGroup := &entity.TgGroup{
			ChatId:      chat.ID,
			ChatType:    chat.Type,
			Title:       chat.Title,
			Username:    chat.UserName,
			Description: chat.Description,
			Status:      1, // 默认启用
			BotJoinedAt: now,
		}

		// 尝试获取成员数量
		if bot != nil {
			memberCount, err := bot.GetChatMembersCount(tgbotapi.ChatMemberCountConfig{
				ChatConfig: tgbotapi.ChatConfig{
					ChatID: chat.ID,
				},
			})
			if err == nil {
				newGroup.MemberCount = memberCount
			}
		}

		if err := db.Create(newGroup).Error; err != nil {
			core.Log.Errorf("创建群组记录失败: %v", err)
			return
		}

		core.Log.Infof("✅ 自动记录新群组: %s (ID: %d)", chat.Title, chat.ID)
	} else {
		// 群组已存在，更新信息
		updates := map[string]interface{}{
			"title":       chat.Title,
			"username":    chat.UserName,
			"description": chat.Description,
			"updated_at":  now,
		}

		// 尝试更新成员数量
		if bot != nil {
			memberCount, err := bot.GetChatMembersCount(tgbotapi.ChatMemberCountConfig{
				ChatConfig: tgbotapi.ChatConfig{
					ChatID: chat.ID,
				},
			})
			if err == nil {
				updates["member_count"] = memberCount
			}
		}

		if err := db.Model(&existingGroup).Updates(updates).Error; err != nil {
			core.Log.Errorf("更新群组记录失败: %v", err)
			return
		}

		core.Log.Debugf("更新群组信息: %s (ID: %d)", chat.Title, chat.ID)
	}
}

// GetAllGroupsFromDB 从数据库获取所有群组
func GetAllGroupsFromDB() ([]entity.TgGroup, error) {
	var groups []entity.TgGroup
	db := core.MainDb()

	err := db.Where("status = 1").Order("created_at DESC").Find(&groups).Error
	if err != nil {
		return nil, err
	}

	return groups, nil
}