151 lines
4.2 KiB
Go
151 lines
4.2 KiB
Go
package coupon
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import (
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"encoding/json"
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"log"
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"time"
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"loreal.com/dit/utils"
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// "loreal.com/dit/cmd/coupon-service/rule"
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)
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// KeyBindingRuleProperties 生成的Coupon包含类型为map的Properties字段，用来保存多样化数据。KeyBindingRuleProperties对应的值是该券在兑换时需要满足的条件。
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const KeyBindingRuleProperties string = "binding_rule_properties"
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// Template 卡券的模板
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type Template struct {
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ID string `json:"id"`
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Name string `json:"name"`
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Description string `json:"description"`
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Creator string `json:"creator"`
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Rules map[string]interface{} `json:"rules"`
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CreatedTime time.Time `json:"created_time,omitempty" type:"DATETIME" default:"datetime('now','localtime')"`
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UpdatedTime time.Time `json:"updated_time,omitempty" type:"DATETIME"`
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DeletedTime time.Time `json:"deleted_time,omitempty" type:"DATETIME"`
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}
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// CTState 卡券类型的状态定义
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type CTState int32
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// 卡券的状态
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const (
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CTSActive State = iota
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CTSRevoked
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CTSUnknown
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)
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// PublishedCouponType 已经发布的卡券类型
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type PublishedCouponType struct {
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ID string `json:"id"`
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Name string `json:"name"`
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TemplateID string `json:"template_id"`
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Description string `json:"description"`
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InternalDescription string `json:"internal_description"`
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State CTState `json:"state"`
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Publisher string `json:"publisher"`
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VisibleStartTime time.Time `json:"visible_start_time" type:"DATETIME"`
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VisibleEndTime time.Time `json:"visible_end_time"`
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StrRules map[string]string `json:"rules"`
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Rules map[string]map[string]interface{}
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CreatedTime time.Time `json:"created_time" type:"DATETIME" default:"datetime('now','localtime')"`
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DeletedTime time.Time `json:"deleted_time" type:"DATETIME"`
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}
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// InitRules //TODO 未来会重构掉
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func (t *PublishedCouponType) InitRules() {
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t.Rules = map[string]map[string]interface{}{}
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for k, v := range t.StrRules {
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var obj map[string]interface{}
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err := json.Unmarshal([]byte(v), &obj)
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if nil == err {
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t.Rules[k] = obj
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} else {
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log.Panic(err)
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}
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}
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}
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// State 卡券的状态类型定义
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type State int32
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// 卡券的状态
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// TODO [HUBIN]: 增加 SExpired 状态
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const (
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SActive State = iota //如果非一次兑换类型，那么在有效兑换次数内，仍然是active
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SRevoked
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SDeleteCoupon
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SRedeemed //无论多次还是一次，全部用完后置为该状态
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SExpired
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SUnknown
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)
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// Coupon 用来封装一个Coupon实体的结构
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type Coupon struct {
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ID string
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CouponTypeID string
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ConsumerID string
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ConsumerRefID string
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ChannelID string
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State State
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Properties map[string]interface{}
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CreatedTime *time.Time
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Transactions []*Transaction
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}
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// CreatedTimeToLocal 使用localtime
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func (c *Coupon) CreatedTimeToLocal() {
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l := c.CreatedTime.Local()
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c.CreatedTime = &l
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}
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// RedeemedCoupons 传递被核销卡券信息的结构，
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type RedeemedCoupons struct {
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ExtraInfo string `json:"extrainfo,omitempty"`
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Coupons []*Coupon `json:"coupons,omitempty"`
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}
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// TransType 卡券被操作的状态类型
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type TransType int32
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// 卡券被操作的种类
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const (
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TTIssueCoupon TransType = iota
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TTDeactiveCoupon
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TTDeleteCoupon
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TTRedeemCoupon //可多次存在
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TTExpired
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TTUnknownTransaction
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)
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// Transaction 用来封装一次Coupon的状态变动
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type Transaction struct {
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ID string
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CouponID string
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ActorID string
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TransType TransType
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ExtraInfo string
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CreatedTime time.Time
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}
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// EncryptExtraInfo 给ExtraInfo 使用AES256加密
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func (t *Transaction) EncryptExtraInfo() string {
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return utils.AES256URLEncrypt(t.ExtraInfo, encryptKey)
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}
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// DecryptExtraInfo 给ExtraInfo 使用AES256解密
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func (t *Transaction) DecryptExtraInfo(emsg string) error {
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p, e := utils.AES256URLDecrypt(emsg, encryptKey)
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if nil != e {
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return e
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}
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t.ExtraInfo = p
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return nil
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}
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// CreatedTimeToLocal 给ExtraInfo 使用AES256解密
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func (t *Transaction) CreatedTimeToLocal() {
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l := t.CreatedTime.Local()
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t.CreatedTime = l
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}
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