package common

// BusiError 业务错误类型
type BusiError struct {
	Code int    `json:"code"`
	Msg  string `json:"msg"`
}

func (e *BusiError) Error() string {
	return e.Msg
}

// 通用错误码
const (
	Success       = 200
	ParamError    = 400
	Unauthorized  = 401
	Forbidden     = 403
	NotFound      = 404
	InternalError = 500
)

// 业务错误码（按模块分段）
const (
	// 认证/用户 51xxx
	UserPhoneExists = 51001
	UserNotFound    = 51002
	PasswordError   = 51003
	TokenInvalid    = 51004
	TokenExpired    = 51005
	SmsCodeError    = 51006

	// 机巢 52xxx
	DockNotFound    = 52001
	DockOffline     = 52002
	DockPending     = 52003
	DockExists      = 52004
	CommandNotFound = 52005

	// 无人机 53xxx
	DroneNotFound = 53001

	// 告警 54xxx
	AlarmNotFound = 54001

	// 固件 55xxx
	FirmwareNotFound     = 55001
	FirmwareVersionExist = 55002
	FirmwareNotReleased  = 55003

	// 任务/航线 56xxx
	TaskNotFound      = 56001
	RouteNotFound     = 56002
	TaskStateErr      = 56003
	ExecutionNotFound = 56004

	// 媒体 57xxx
	LiveNotFound         = 57001
	VideoNotFound        = 57002
	VideoUploading       = 57003
	LiveProviderDisabled = 57004
	LiveProviderInvalid  = 57005
	LiveLeaseNotFound    = 57006

	// 计费 58xxx
	TrafficNotEnough = 58001
	OrderPaid        = 58002
	SimCardNotFound  = 58003
	OrderNotFound    = 58004
)

// 预定义的业务错误
var (
	ErrSuccess      = &BusiError{Code: Success, Msg: "成功"}
	ErrParam        = &BusiError{Code: ParamError, Msg: "参数错误"}
	ErrUnauthorized = &BusiError{Code: Unauthorized, Msg: "未登录"}
	ErrToken        = &BusiError{Code: Unauthorized, Msg: "Token异常"}
	SignOutToken    = &BusiError{Code: Unauthorized, Msg: "Token已失效"}
	ErrForbidden    = &BusiError{Code: Forbidden, Msg: "无权限访问"}
	ErrNotFound     = &BusiError{Code: NotFound, Msg: "资源不存在"}
	ErrInternal     = &BusiError{Code: InternalError, Msg: "系统内部错误"}

	ErrUserPhoneExists = &BusiError{Code: UserPhoneExists, Msg: "该手机号已注册"}
	ErrUserNotFound    = &BusiError{Code: UserNotFound, Msg: "用户不存在"}
	ErrPasswordError   = &BusiError{Code: PasswordError, Msg: "用户名或密码错误"}
	ErrTokenInvalid    = &BusiError{Code: TokenInvalid, Msg: "Token无效"}
	ErrTokenExpired    = &BusiError{Code: TokenExpired, Msg: "Token已过期"}
	ErrSmsCodeError    = &BusiError{Code: SmsCodeError, Msg: "短信验证码错误"}

	ErrDockNotFound    = &BusiError{Code: DockNotFound, Msg: "机巢不存在"}
	ErrDockOffline     = &BusiError{Code: DockOffline, Msg: "机巢离线"}
	ErrDockPending     = &BusiError{Code: DockPending, Msg: "机巢待登记"}
	ErrDockExists      = &BusiError{Code: DockExists, Msg: "该机巢编号已存在"}
	ErrCommandNotFound = &BusiError{Code: CommandNotFound, Msg: "指令记录不存在"}

	ErrDroneNotFound = &BusiError{Code: DroneNotFound, Msg: "无人机不存在"}

	ErrAlarmNotFound = &BusiError{Code: AlarmNotFound, Msg: "告警不存在"}

	ErrFirmwareNotFound     = &BusiError{Code: FirmwareNotFound, Msg: "固件版本不存在"}
	ErrFirmwareVersionExist = &BusiError{Code: FirmwareVersionExist, Msg: "该固件版本已存在"}
	ErrFirmwareNotReleased  = &BusiError{Code: FirmwareNotReleased, Msg: "固件未发布，无法下发升级"}

	ErrTaskNotFound      = &BusiError{Code: TaskNotFound, Msg: "任务不存在"}
	ErrRouteNotFound     = &BusiError{Code: RouteNotFound, Msg: "航线不存在"}
	ErrTaskStateErr      = &BusiError{Code: TaskStateErr, Msg: "任务状态不允许此操作"}
	ErrExecutionNotFound = &BusiError{Code: ExecutionNotFound, Msg: "执行记录不存在"}

	ErrLiveNotFound         = &BusiError{Code: LiveNotFound, Msg: "直播会话不存在"}
	ErrLiveProviderDisabled = &BusiError{Code: LiveProviderDisabled, Msg: "直播服务未配置"}
	ErrLiveProviderInvalid  = &BusiError{Code: LiveProviderInvalid, Msg: "直播服务配置无效"}
	ErrLiveLeaseNotFound    = &BusiError{Code: LiveLeaseNotFound, Msg: "直播观看租约不存在或已过期"}
	ErrVideoNotFound        = &BusiError{Code: VideoNotFound, Msg: "视频不存在"}
	ErrVideoUploading       = &BusiError{Code: VideoUploading, Msg: "视频上传中"}

	ErrTrafficNotEnough = &BusiError{Code: TrafficNotEnough, Msg: "流量不足，请充值"}
	ErrOrderPaid        = &BusiError{Code: OrderPaid, Msg: "该订单已支付"}
	ErrSimCardNotFound  = &BusiError{Code: SimCardNotFound, Msg: "SIM卡不存在"}
	ErrOrderNotFound    = &BusiError{Code: OrderNotFound, Msg: "订单不存在"}
)

// NewBusiError 创建自定义业务错误
func NewBusiError(code int, msg string) *BusiError {
	return &BusiError{
		Code: code,
		Msg:  msg,
	}
}