package utils

import "errors"

var (
	// 认证相关错误
	ErrInvalidCredentials = errors.New("用户名或密码错误")
	ErrUserNotFound       = errors.New("用户不存在")
	ErrUserExists         = errors.New("用户已存在")
	ErrTokenExpired       = errors.New("Token已过期")
	ErrInvalidToken       = errors.New("无效的Token")

	// 资源相关错误
	ErrNotFound         = errors.New("资源不存在")
	ErrUsernameExists   = errors.New("用户名已存在")
	ErrCannotDeleteSelf = errors.New("不能删除当前登录的账号")
	ErrLastAdmin        = errors.New("不能删除最后一个管理员账号")
	ErrAlreadyExists    = errors.New("资源已存在")
	ErrUnauthorized     = errors.New("未登录或登录已过期")
	ErrForbidden        = errors.New("没有操作权限")
	ErrBadRequest       = errors.New("请求参数无效")
	ErrValidationFailed = errors.New("参数校验失败")

	// SSH相关错误
	ErrSSHConnectionFailed = errors.New("SSH连接失败")
	ErrSSHAuthFailed       = errors.New("SSH认证失败")
	ErrSSHTimeout          = errors.New("SSH连接超时")
	ErrSSHHostKeyMismatch  = errors.New("SSH主机密钥不匹配，可能存在中间人攻击")
	ErrInvalidPort         = errors.New("无效的端口号")

	// 部署相关错误
	ErrDeploymentFailed     = errors.New("部署失败")
	ErrDeploymentInProgress = errors.New("部署正在进行中")
	ErrClusterNotConnected  = errors.New("集群未连接")
	ErrHostNotConnected     = errors.New("主机未连接")

	// 存储相关错误
	ErrStorageNotFound      = errors.New("存储配置不存在")
	ErrInvalidStorageConfig = errors.New("无效的存储配置")

	// 系统错误
	ErrInternalServer     = errors.New("服务器内部错误")
	ErrDatabaseSaveFailed = errors.New("数据库保存失败")
	ErrEncryptionFailed   = errors.New("加密操作失败")
	ErrDecryptionFailed   = errors.New("解密操作失败")
)