package functions

import (
	"time"

	"git.x2erp.com/qdy/go-base/ctx"
	"git.x2erp.com/qdy/go-base/types"
	"git.x2erp.com/qdy/go-db/factory/rabbitmq"
)

// CreateExchange 创建交换机
func CreateExchange(rabbitFactory *rabbitmq.RabbitMQFactory, req types.ExchangeRequest, reqCtx *ctx.RequestContext) *types.QueryResult {
	// 设置默认值
	if req.ChannelName == "" {
		req.ChannelName = "default"
	}
	if req.ExchangeType == "" {
		req.ExchangeType = "direct"
	}

	// 确保通道存在
	_, err := rabbitFactory.CreateChannel(req.ChannelName)
	if err != nil {
		return &types.QueryResult{
			Success: false,
			Error:   "Failed to create channel: " + err.Error(),
			Time:    time.Now().Format(time.RFC3339),
		}
	}

	// 创建交换机
	err = rabbitFactory.AddExchange(
		req.ChannelName,
		req.ExchangeName,
		req.ExchangeType,
		req.Durable,
	)
	if err != nil {
		return &types.QueryResult{
			Success: false,
			Error:   "Failed to create exchange: " + err.Error(),
			Time:    time.Now().Format(time.RFC3339),
		}
	}

	return &types.QueryResult{
		Success: true,
		Message: "Exchange created successfully",
		Time:    time.Now().Format(time.RFC3339),
		Data: map[string]interface{}{
			"exchange_name": req.ExchangeName,
			"exchange_type": req.ExchangeType,
			"durable":       req.Durable,
			"channel":       req.ChannelName,
		},
	}
}