package enums

// CertificationStatus 认证状态枚举
type CertificationStatus string

const (
	// 主流程状态
	StatusNotStarted       CertificationStatus = "not_started"       // 未开始认证
	StatusPending          CertificationStatus = "pending"           // 待开始
	StatusInfoSubmitted    CertificationStatus = "info_submitted"    // 企业信息已提交
	StatusFaceVerified     CertificationStatus = "face_verified"     // 人脸识别完成
	StatusContractApplied  CertificationStatus = "contract_applied"  // 已申请合同
	StatusContractPending  CertificationStatus = "contract_pending"  // 合同待审核
	StatusContractApproved CertificationStatus = "contract_approved" // 合同已审核（有链接）
	StatusContractSigned   CertificationStatus = "contract_signed"   // 合同已签署
	StatusCompleted        CertificationStatus = "completed"         // 认证完成

	// 失败和重试状态
	StatusFaceFailed CertificationStatus = "face_failed" // 人脸识别失败
	StatusSignFailed CertificationStatus = "sign_failed" // 签署失败
	StatusRejected   CertificationStatus = "rejected"    // 已拒绝
)

// IsValidStatus 检查状态是否有效
func IsValidStatus(status CertificationStatus) bool {
	validStatuses := []CertificationStatus{
		StatusNotStarted, StatusPending, StatusInfoSubmitted, StatusFaceVerified,
		StatusContractApplied, StatusContractPending, StatusContractApproved,
		StatusContractSigned, StatusCompleted, StatusFaceFailed,
		StatusSignFailed, StatusRejected,
	}

	for _, validStatus := range validStatuses {
		if status == validStatus {
			return true
		}
	}
	return false
}

// GetStatusName 获取状态的中文名称
func GetStatusName(status CertificationStatus) string {
	statusNames := map[CertificationStatus]string{
		StatusNotStarted:       "未开始认证",
		StatusPending:          "待开始",
		StatusInfoSubmitted:    "企业信息已提交",
		StatusFaceVerified:     "人脸识别完成",
		StatusContractApplied:  "已申请合同",
		StatusContractPending:  "合同待审核",
		StatusContractApproved: "合同已审核",
		StatusContractSigned:   "合同已签署",
		StatusCompleted:        "认证完成",
		StatusFaceFailed:       "人脸识别失败",
		StatusSignFailed:       "签署失败",
		StatusRejected:         "已拒绝",
	}

	if name, exists := statusNames[status]; exists {
		return name
	}
	return string(status)
}

// IsFinalStatus 判断是否为最终状态
func IsFinalStatus(status CertificationStatus) bool {
	finalStatuses := []CertificationStatus{
		StatusCompleted, StatusRejected,
	}

	for _, finalStatus := range finalStatuses {
		if status == finalStatus {
			return true
		}
	}
	return false
}

// IsFailedStatus 判断是否为失败状态
func IsFailedStatus(status CertificationStatus) bool {
	failedStatuses := []CertificationStatus{
		StatusFaceFailed, StatusSignFailed, StatusRejected,
	}

	for _, failedStatus := range failedStatuses {
		if status == failedStatus {
			return true
		}
	}
	return false
}