package tasks

import (
	"context"
	"encoding/json"
	"fmt"
	"log/slog"
	"platform/web/events"
	q "platform/web/queries"
	s "platform/web/services"

	"github.com/hibiken/asynq"
)

func HandleCompleteTrade(_ context.Context, task *asynq.Task) error {
	var event events.CloseTradeData
	if err := json.Unmarshal(task.Payload(), &event); err != nil {
		return fmt.Errorf("解析任务参数失败: %w", err)
	}

	data := s.TradeRef{
		TradeNo: event.TradeNo,
		Method:  event.Method,
	}

	// 尝试完成交易
	user, err := s.User.Get(q.Q, event.UserId)
	if err != nil {
		return fmt.Errorf("获取用户失败: %w", err)
	}

	if err := s.Trade.CompleteTrade(user, &data); err != nil {
		slog.Debug("完成交易失败[异步结束订单]", "err", err)

		// 交易无法完成，关闭交易
		if err := s.Trade.CancelTrade(&data); err != nil {
			return fmt.Errorf("取消交易失败[异步结束订单]: %w", err)
		}
	}

	return nil
}

func HandleRemoveChannel(_ context.Context, task *asynq.Task) (err error) {
	batch := string(task.Payload())
	err = s.Channel.RemoveChannels(batch)
	if err != nil {
		return fmt.Errorf("删除通道失败: %w", err)
	}
	return nil
}