package subconfigs

import (
	"fmt"

	"git.x2erp.com/qdy/go-base/config/core"
)

// RabbitMQConfig RabbitMQ配置
type RabbitMQConfig struct {
	core.BaseConfig
	Host                 string `yaml:"host" desc:"RabbitMQ服务器主机地址"`
	Port                 int    `yaml:"port" desc:"RabbitMQ服务器端口"`
	Username             string `yaml:"username" desc:"RabbitMQ用户名"`
	Password             string `yaml:"password" desc:"RabbitMQ密码"`
	Vhost                string `yaml:"vhost" desc:"RabbitMQ虚拟主机"`
	UseTLS               bool   `yaml:"use_tls" desc:"是否使用TLS加密连接"`
	CACert               string `yaml:"ca_cert" desc:"CA证书文件路径"`
	CertFile             string `yaml:"cert_file" desc:"客户端证书文件路径"`
	KeyFile              string `yaml:"key_file" desc:"客户端私钥文件路径"`
	MaxOpenChannels      int    `yaml:"max_open_channels" desc:"最大打开的通道数"`
	ReconnectDelay       int    `yaml:"reconnect_delay" desc:"重连延迟时间（毫秒）"`
	MaxReconnectAttempts int    `yaml:"max_reconnect_attempts" desc:"最大重连尝试次数"`
	Heartbeat            int    `yaml:"heartbeat" desc:"心跳间隔时间（秒）"`
	ChannelSize          int    `yaml:"channel_size" desc:"通道缓冲区大小"`
	DefaultExchange      string `yaml:"default_exchange" desc:"默认交换机名称"`
	DefaultQueue         string `yaml:"default_queue" desc:"默认队列名称"`
	AutoAck              bool   `yaml:"auto_ack" desc:"是否自动确认消息"`
	Mandatory            bool   `yaml:"mandatory" desc:"是否强制路由"`
	Immediate            bool   `yaml:"immediate" desc:"是否立即交付"`
	PrefetchCount        int    `yaml:"prefetch_count" desc:"预取消息数量"`
	PrefetchSize         int    `yaml:"prefetch_size" desc:"预取消息大小"`
	Global               bool   `yaml:"global" desc:"是否为全局预取设置"`
	PublisherConfirms    bool   `yaml:"publisher_confirms" desc:"是否启用发布者确认"`
	ConfirmTimeout       int    `yaml:"confirm_timeout" desc:"确认超时时间（秒）"`
}

func (c *RabbitMQConfig) Description() string {
	return "RabbitMQ消息队列配置"
}

func NewRabbitMQConfig() *RabbitMQConfig {
	return &RabbitMQConfig{}
}

func (c *RabbitMQConfig) SetDefaults() {
	c.Port = 5672
	c.Username = "guest"
	c.Password = "guest"
	c.Vhost = "/"
	c.MaxOpenChannels = 10
	c.ReconnectDelay = 5000
	c.MaxReconnectAttempts = 10
	c.Heartbeat = 30
	c.ChannelSize = 100
	c.DefaultExchange = "amq.direct"
	c.PrefetchCount = 1
	c.ConfirmTimeout = 30
}

func (c *RabbitMQConfig) Load(data map[string]interface{}) error {
	return c.LoadFromYAML(data, c)
}

func (c *RabbitMQConfig) Validate() error {
	if c.Host == "" {
		return fmt.Errorf("rabbitmq host is required")
	}
	if c.Port <= 0 {
		return fmt.Errorf("invalid rabbitmq port: %d", c.Port)
	}
	return nil
}

func (c *RabbitMQConfig) IsConfigured() bool {
	return c.Host != ""
}

// 自动注册
func init() {
	core.Register("rabbitmq", &RabbitMQConfig{})
}