errno

var (
	// OK 代表请求成功.
	OK = &errorsx.ErrorX{Code: http.StatusOK, Message: ""}

	// ErrInternal 表示所有未知的服务器端错误.
	ErrInternal = errorsx.ErrInternal

	// ErrNotFound 表示资源未找到.
	ErrNotFound = errorsx.ErrNotFound

	// ErrBind 表示请求体绑定错误.
	ErrBind = errorsx.ErrBind

	// ErrInvalidArgument 表示参数验证失败.
	ErrInvalidArgument = errorsx.ErrInvalidArgument

	// ErrUnauthenticated 表示认证失败.
	ErrUnauthenticated = errorsx.ErrUnauthenticated

	// ErrPermissionDenied 表示请求没有权限.
	ErrPermissionDenied = errorsx.ErrPermissionDenied

	// ErrOperationFailed 表示操作失败.
	ErrOperationFailed = errorsx.ErrOperationFailed

	// ErrPageNotFound 表示页面未找到.
	ErrPageNotFound = &errorsx.ErrorX{Code: http.StatusNotFound, Reason: "NotFound.PageNotFound", Message: "Page not found."}

	// ErrSignToken 表示签发 JWT Token 时出错.
	ErrSignToken = &errorsx.ErrorX{Code: http.StatusUnauthorized, Reason: "Unauthenticated.SignToken", Message: "Error occurred while signing the JSON web token."}

	// ErrTokenInvalid 表示 JWT Token 格式无效.
	ErrTokenInvalid = &errorsx.ErrorX{Code: http.StatusUnauthorized, Reason: "Unauthenticated.TokenInvalid", Message: "Token was invalid."}

	// ErrDBRead 表示数据库读取失败.
	ErrDBRead = &errorsx.ErrorX{Code: http.StatusInternalServerError, Reason: "InternalError.DBRead", Message: "Database read failure."}

	// ErrDBWrite 表示数据库写入失败.
	ErrDBWrite = &errorsx.ErrorX{Code: http.StatusInternalServerError, Reason: "InternalError.DBWrite", Message: "Database write failure."}

	// ErrAddRole 表示在添加角色时发生错误.
	ErrAddRole = &errorsx.ErrorX{Code: http.StatusInternalServerError, Reason: "InternalError.AddRole", Message: "Error occurred while adding the role."}

	// ErrRemoveRole 表示在删除角色时发生错误.
	ErrRemoveRole = &errorsx.ErrorX{Code: http.StatusInternalServerError, Reason: "InternalError.RemoveRole", Message: "Error occurred while removing the role."}
)

var (
	// ErrUsernameInvalid 表示用户名不合法.
	ErrUsernameInvalid = &errorsx.ErrorX{
		Code:    http.StatusBadRequest,
		Reason:  "InvalidArgument.UsernameInvalid",
		Message: "Invalid username: Username must consist of letters, digits, and underscores only, and its length must be between 3 and 20 characters.",
	}

	// ErrPasswordInvalid 表示密码不合法.
	ErrPasswordInvalid = &errorsx.ErrorX{
		Code:    http.StatusBadRequest,
		Reason:  "InvalidArgument.PasswordInvalid",
		Message: "Password is incorrect.",
	}

	// ErrUserAlreadyExists 表示用户已存在.
	ErrUserAlreadyExists = &errorsx.ErrorX{Code: http.StatusBadRequest, Reason: "AlreadyExist.UserAlreadyExists", Message: "User already exists."}

	// ErrUserNotFound 表示未找到指定用户.
	ErrUserNotFound = &errorsx.ErrorX{Code: http.StatusNotFound, Reason: "NotFound.UserNotFound", Message: "User not found."}
)