package mq

import (
	asynqPackage "github.com/topfans/backend/pkg/mq/asynq"
)

// Driver 标识底层 broker 类型
type Driver string

const (
	DriverRedis    Driver = "redis" // 默认: Asynq (任务) + Redis Streams (事件)
	DriverRabbitMQ Driver = "rabbitmq" // 预留,本期不实现
)

// Config MQ 整体配置
type Config struct {
	// MQDriver 选择 broker 实现 (默认 redis)
	MQDriver Driver

	// Asynq 配置
	Asynq asynqPackage.Config

	// Redis Streams 配置
	Streams StreamsConfig
}

// StreamsConfig Redis Streams 配置
type StreamsConfig struct {
	RedisAddr     string
	RedisDB       int
	Password      string
	ConsumerGroup string // 默认 "topfans-service"
	MaxLen        int64  // Stream 最大长度,默认 100000
	ReadBlockMS   int    // XReadGroup Block 毫秒,默认 1000
}