package consts

// ApprovalStatus 审批状态枚举
type ApprovalStatus int

const (
	ApprovalStatusPending  ApprovalStatus = 1 // 待审批
	ApprovalStatusApproved ApprovalStatus = 2 // 已批准
	ApprovalStatusRejected ApprovalStatus = 3 // 已拒绝
	ApprovalStatusCanceled ApprovalStatus = 4 // 已撤销
)

// GetAllApprovalStatuses 获取所有审批状态
func GetAllApprovalStatuses() []ApprovalStatus {
	return []ApprovalStatus{
		ApprovalStatusPending,
		ApprovalStatusApproved,
		ApprovalStatusRejected,
		ApprovalStatusCanceled,
	}
}

// String 获取审批状态字符串表示
func (a ApprovalStatus) String() string {
	switch a {
	case ApprovalStatusPending:
		return "待审批"
	case ApprovalStatusApproved:
		return "已批准"
	case ApprovalStatusRejected:
		return "已拒绝"
	case ApprovalStatusCanceled:
		return "已撤销"
	default:
		return "未知"
	}
}

type ApprovalStatusKeyValue struct {
	Key   int    `json:"key"`
	Value string `json:"value"`
}

// GetAllApprovalStatusKeyValue 获取所有审批状态的键值对
func GetAllApprovalStatusKeyValue() []ApprovalStatusKeyValue {
	return []ApprovalStatusKeyValue{
		{Key: 1, Value: "待审批"},
		{Key: 2, Value: "已批准"},
		{Key: 3, Value: "已拒绝"},
		{Key: 4, Value: "已撤销"},
	}
}