实现多商户履约平台基础

This commit is contained in:
yml2213
2026-07-30 12:02:32 +08:00
parent dde6f2c269
commit 83429456a6
41 changed files with 5487 additions and 504 deletions
+270
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@@ -0,0 +1,270 @@
package model
import (
"time"
"gorm.io/gorm"
)
const (
MerchantStatusActive = "active"
MerchantStatusDisabled = "disabled"
MemberRoleOwner = "owner"
MemberRoleOperator = "operator"
MemberRoleFinance = "finance"
MemberRoleViewer = "viewer"
APIClientStatusActive = "active"
APIClientStatusDisabled = "disabled"
ProductStatusActive = "active"
ProductStatusInactive = "inactive"
PaymentStatusPending = "pending"
PaymentStatusPaid = "paid"
PaymentStatusRefunded = "refunded"
PaymentStatusCancelled = "cancelled"
FulfillmentStatusPending = "pending"
FulfillmentStatusProcessing = "processing"
FulfillmentStatusSucceeded = "succeeded"
FulfillmentStatusFailed = "failed"
FulfillmentStatusCancelled = "cancelled"
FulfillmentJobStatusPending = "pending"
FulfillmentJobStatusProcessing = "processing"
FulfillmentJobStatusSucceeded = "succeeded"
FulfillmentJobStatusFailed = "failed"
WalletLedgerCredit = "credit"
WalletLedgerDebit = "debit"
WalletLedgerRefund = "refund"
WalletLedgerAdjust = "adjust"
CallbackStatusActive = "active"
CallbackStatusDisabled = "disabled"
CallbackDeliveryPending = "pending"
CallbackDeliverySending = "sending"
CallbackDeliveryDelivered = "delivered"
CallbackDeliveryFailed = "failed"
)
// Merchant 商户租户,是所有新业务数据的隔离边界。
type Merchant struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
Code string `gorm:"uniqueIndex;size:64;not null" json:"code"`
Name string `gorm:"size:128;not null" json:"name"`
Status string `gorm:"size:16;not null;default:active;index" json:"status"`
ContactName string `gorm:"size:64" json:"contact_name"`
ContactInfo string `gorm:"size:128" json:"contact_info"`
}
// MerchantMember 将系统账号和商户权限分离,账号可以属于多个商户。
type MerchantMember struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
MerchantID uint `gorm:"not null;uniqueIndex:idx_merchant_member;index" json:"merchant_id"`
UserID uint `gorm:"not null;uniqueIndex:idx_merchant_member;index" json:"user_id"`
Role string `gorm:"size:32;not null;default:operator" json:"role"`
Status int `gorm:"not null;default:1" json:"status"`
IsDefault bool `gorm:"not null;default:false" json:"is_default"`
Merchant *Merchant `gorm:"foreignKey:MerchantID" json:"merchant,omitempty"`
User *User `gorm:"foreignKey:UserID" json:"user,omitempty"`
}
// APIClient 为一个商户的外部系统集成凭证。SecretCiphertext 仅保存加密后的密钥。
type APIClient struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
MerchantID uint `gorm:"not null;index" json:"merchant_id"`
Name string `gorm:"size:128;not null" json:"name"`
AppKey string `gorm:"uniqueIndex;size:96;not null" json:"app_key"`
SecretCiphertext string `gorm:"type:text;not null" json:"-"`
SignatureVersion string `gorm:"size:16;not null;default:v1" json:"signature_version"`
Scopes string `gorm:"type:text;not null" json:"scopes"`
Status string `gorm:"size:16;not null;default:active;index" json:"status"`
ExpiresAt *time.Time `json:"expires_at"`
LastUsedAt *time.Time `json:"last_used_at"`
Merchant *Merchant `gorm:"foreignKey:MerchantID" json:"merchant,omitempty"`
}
// Product 是平台通用商品目录;商品特性通过 Attributes 保存,避免把游戏、角色等字段写死。
type Product struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
Code string `gorm:"uniqueIndex;size:96;not null" json:"code"`
Name string `gorm:"size:160;not null" json:"name"`
Category string `gorm:"size:64;index" json:"category"`
Description string `gorm:"type:text" json:"description"`
Attributes string `gorm:"type:text" json:"attributes"`
Status string `gorm:"size:16;not null;default:active;index" json:"status"`
}
// MerchantProduct 是商户可售商品及其价格、库存和履约配置。
type MerchantProduct struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
MerchantID uint `gorm:"not null;uniqueIndex:idx_merchant_product_sku;index" json:"merchant_id"`
ProductID uint `gorm:"not null;index" json:"product_id"`
SKU string `gorm:"size:96;not null;uniqueIndex:idx_merchant_product_sku" json:"sku"`
DisplayName string `gorm:"size:160" json:"display_name"`
PriceAmount int64 `gorm:"not null;default:0" json:"price_amount"`
CostAmount int64 `gorm:"not null;default:0" json:"cost_amount"`
Currency string `gorm:"size:12;not null;default:CNY" json:"currency"`
Stock int64 `gorm:"not null;default:-1" json:"stock"`
Status string `gorm:"size:16;not null;default:active;index" json:"status"`
FulfillmentConfig string `gorm:"type:text" json:"fulfillment_config"`
Product *Product `gorm:"foreignKey:ProductID" json:"product,omitempty"`
Merchant *Merchant `gorm:"foreignKey:MerchantID" json:"merchant,omitempty"`
}
// WalletAccount 以最小货币单位记录商户余额,绝不使用 float64 做账。
type WalletAccount struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
MerchantID uint `gorm:"not null;uniqueIndex" json:"merchant_id"`
Currency string `gorm:"size:12;not null;default:CNY" json:"currency"`
AvailableBalance int64 `gorm:"not null;default:0" json:"available_balance"`
FrozenBalance int64 `gorm:"not null;default:0" json:"frozen_balance"`
}
// WalletLedgerEntry 记录每一笔余额变化,BalanceAfter 方便审计与对账。
type WalletLedgerEntry struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
MerchantID uint `gorm:"not null;index;uniqueIndex:idx_wallet_ledger_idempotency" json:"merchant_id"`
WalletAccountID uint `gorm:"not null;index" json:"wallet_account_id"`
EntryNo string `gorm:"uniqueIndex;size:64;not null" json:"entry_no"`
Type string `gorm:"size:24;not null;index" json:"type"`
Amount int64 `gorm:"not null" json:"amount"`
BalanceAfter int64 `gorm:"not null" json:"balance_after"`
ReferenceType string `gorm:"size:32;not null" json:"reference_type"`
ReferenceNo string `gorm:"size:96;not null;index" json:"reference_no"`
IdempotencyKey *string `gorm:"uniqueIndex:idx_wallet_ledger_idempotency;size:128" json:"-"`
Note string `gorm:"size:255" json:"note"`
}
// FulfillmentOrder 将支付和履约状态拆分,并保留商品及请求快照。
type FulfillmentOrder struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
MerchantID uint `gorm:"not null;index;uniqueIndex:idx_order_client_no" json:"merchant_id"`
OrderNo string `gorm:"uniqueIndex;size:64;not null" json:"order_no"`
ClientOrderNo string `gorm:"size:96;not null;uniqueIndex:idx_order_client_no" json:"client_order_no"`
MerchantProductID uint `gorm:"not null;index" json:"merchant_product_id"`
ProductSKU string `gorm:"size:96;not null" json:"product_sku"`
ProductName string `gorm:"size:160;not null" json:"product_name"`
Quantity int64 `gorm:"not null;default:1" json:"quantity"`
Amount int64 `gorm:"not null" json:"amount"`
Currency string `gorm:"size:12;not null;default:CNY" json:"currency"`
PaymentStatus string `gorm:"size:16;not null;default:pending;index" json:"payment_status"`
FulfillmentStatus string `gorm:"size:16;not null;default:pending;index" json:"fulfillment_status"`
BuyerReference string `gorm:"size:128" json:"buyer_reference"`
RequestData string `gorm:"type:text" json:"request_data"`
ResultData string `gorm:"type:text" json:"result_data"`
ProviderOrderNo string `gorm:"size:96;index" json:"provider_order_no"`
FailureReason string `gorm:"size:512" json:"failure_reason"`
CancelledAt *time.Time `json:"cancelled_at"`
DeliveredAt *time.Time `json:"delivered_at"`
MerchantProduct *MerchantProduct `gorm:"foreignKey:MerchantProductID" json:"merchant_product,omitempty"`
}
// FulfillmentJob 为后续履约器保留可重试的持久化任务边界。
type FulfillmentJob struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
MerchantID uint `gorm:"not null;index" json:"merchant_id"`
OrderID uint `gorm:"not null;uniqueIndex" json:"order_id"`
Status string `gorm:"size:16;not null;default:pending;index" json:"status"`
Attempts int `gorm:"not null;default:0" json:"attempts"`
NextRunAt time.Time `gorm:"not null;index" json:"next_run_at"`
ProviderOrderNo string `gorm:"size:96;index" json:"provider_order_no"`
RequestPayload string `gorm:"type:text" json:"request_payload"`
ResultPayload string `gorm:"type:text" json:"result_payload"`
LastError string `gorm:"size:512" json:"last_error"`
}
// CallbackSubscription 为商户提供独立、可禁用的事件订阅。
type CallbackSubscription struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
MerchantID uint `gorm:"not null;index" json:"merchant_id"`
Name string `gorm:"size:128;not null" json:"name"`
URL string `gorm:"size:1024;not null" json:"url"`
Events string `gorm:"type:text;not null" json:"events"`
SecretCiphertext string `gorm:"type:text;not null" json:"-"`
Status string `gorm:"size:16;not null;default:active;index" json:"status"`
}
// CallbackDelivery 是事务性 outbox 记录;事件 ID 可供接收方做幂等。
type CallbackDelivery struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
MerchantID uint `gorm:"not null;index" json:"merchant_id"`
CallbackSubscriptionID uint `gorm:"not null;index" json:"callback_subscription_id"`
EventID string `gorm:"uniqueIndex;size:64;not null" json:"event_id"`
Event string `gorm:"size:64;not null;index" json:"event"`
Payload string `gorm:"type:text;not null" json:"payload"`
Status string `gorm:"size:16;not null;default:pending;index" json:"status"`
Attempts int `gorm:"not null;default:0" json:"attempts"`
NextAttemptAt time.Time `gorm:"not null;index" json:"next_attempt_at"`
LastStatusCode int `gorm:"not null;default:0" json:"last_status_code"`
LastResponse string `gorm:"type:text" json:"last_response"`
DeliveredAt *time.Time `json:"delivered_at"`
CallbackSubscription *CallbackSubscription `gorm:"foreignKey:CallbackSubscriptionID" json:"callback_subscription,omitempty"`
}
// APIRequestNonce 使 API 重放保护跨进程、跨重启生效。
type APIRequestNonce struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
APIClientID uint `gorm:"not null;uniqueIndex:idx_api_nonce;index" json:"api_client_id"`
Nonce string `gorm:"size:96;not null;uniqueIndex:idx_api_nonce" json:"nonce"`
ExpiresAt time.Time `gorm:"not null;index" json:"expires_at"`
}
// AuditLog 留存后台和开放接口的重要业务操作。
type AuditLog struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
MerchantID *uint `gorm:"index" json:"merchant_id"`
ActorUserID *uint `gorm:"index" json:"actor_user_id"`
APIClientID *uint `gorm:"index" json:"api_client_id"`
RequestID string `gorm:"size:64;index" json:"request_id"`
Action string `gorm:"size:96;not null;index" json:"action"`
EntityType string `gorm:"size:64;not null;index" json:"entity_type"`
EntityID string `gorm:"size:96;not null;index" json:"entity_id"`
Metadata string `gorm:"type:text" json:"metadata"`
}
+25 -22
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@@ -8,7 +8,7 @@ import (
// 用户角色
const (
RoleAdmin = "admin" // 管理员
RoleAdmin = "admin" // 管理员
RoleDistributor = "distributor" // 分销商
)
@@ -35,16 +35,17 @@ type Skin struct {
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
Name string `gorm:"size:128;not null" json:"name"` // 中文名(展示用,保持原名)
SKU string `gorm:"uniqueIndex;size:64;not null" json:"sku"` // 英文固定标识
Game string `gorm:"size:64;index" json:"game"` // 所属游戏
Category string `gorm:"size:64;index" json:"category"` // 品类:套装/背包/...
MerchantID uint `gorm:"index;uniqueIndex:idx_skins_merchant_sku;not null;default:0" json:"merchant_id"`
Name string `gorm:"size:128;not null" json:"name"` // 中文名(展示用,保持原名)
SKU string `gorm:"uniqueIndex:idx_skins_merchant_sku;size:64;not null" json:"sku"` // 英文固定标识
Game string `gorm:"size:64;index" json:"game"` // 所属游戏
Category string `gorm:"size:64;index" json:"category"` // 品类:套装/背包/...
CoverURL string `gorm:"size:512" json:"cover_url"`
Price float64 `gorm:"not null;default:0" json:"price"` // 售价
CostPrice float64 `gorm:"default:0" json:"cost_price"` // 成本价
Commission float64 `gorm:"default:0" json:"commission"` // 佣金比例 0-1
Stock int `gorm:"default:0" json:"stock"` // -1 无限
Status int `gorm:"default:1" json:"status"` // 1上架 0下架
Price float64 `gorm:"not null;default:0" json:"price"` // 售价
CostPrice float64 `gorm:"default:0" json:"cost_price"` // 成本价
Commission float64 `gorm:"default:0" json:"commission"` // 佣金比例 0-1
Stock int `gorm:"default:0" json:"stock"` // -1 无限
Status int `gorm:"default:1" json:"status"` // 1上架 0下架
Description string `gorm:"type:text" json:"description"`
}
@@ -55,16 +56,17 @@ type Order struct {
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
OrderNo string `gorm:"uniqueIndex;size:64;not null" json:"order_no"`
SkinID uint `gorm:"index;not null" json:"skin_id"`
Skin *Skin `gorm:"foreignKey:SkinID" json:"skin,omitempty"`
DistributorID uint `gorm:"index;not null" json:"distributor_id"`
Distributor *User `gorm:"foreignKey:DistributorID" json:"distributor,omitempty"`
BuyerName string `gorm:"size:64" json:"buyer_name"`
Amount float64 `gorm:"not null" json:"amount"`
CommissionAmt float64 `gorm:"default:0" json:"commission_amt"`
Status string `gorm:"size:32;default:pending;index" json:"status"`
Remark string `gorm:"size:255" json:"remark"`
MerchantID uint `gorm:"index;not null;default:0" json:"merchant_id"`
OrderNo string `gorm:"uniqueIndex;size:64;not null" json:"order_no"`
SkinID uint `gorm:"index;not null" json:"skin_id"`
Skin *Skin `gorm:"foreignKey:SkinID" json:"skin,omitempty"`
DistributorID uint `gorm:"index;not null" json:"distributor_id"`
Distributor *User `gorm:"foreignKey:DistributorID" json:"distributor,omitempty"`
BuyerName string `gorm:"size:64" json:"buyer_name"`
Amount float64 `gorm:"not null" json:"amount"`
CommissionAmt float64 `gorm:"default:0" json:"commission_amt"`
Status string `gorm:"size:32;default:pending;index" json:"status"`
Remark string `gorm:"size:255" json:"remark"`
// 发货相关(上游皮肤源头对接)
ProviderOrderNo string `gorm:"size:64;index" json:"provider_order_no"` // 上游单号
@@ -74,7 +76,7 @@ type Order struct {
GameChannel string `gorm:"size:64" json:"game_channel"` // 账号区服(安卓/IOS-微信/QQ)
GameUID string `gorm:"size:128" json:"game_uid"` // 游戏角色UUID
RoleName string `gorm:"size:64" json:"role_name"` // 角色名
PayScore int `gorm:"default:0" json:"pay_score"` // 消耗积分
PayScore int `gorm:"default:0" json:"pay_score"` // 消耗积分
}
// 订单状态
@@ -99,12 +101,13 @@ type ShipLog struct {
ID uint `gorm:"primarykey" json:"id"`
CreatedAt time.Time `json:"created_at"`
MerchantID uint `gorm:"index;not null;default:0" json:"merchant_id"`
OrderNo string `gorm:"size:64;index;not null" json:"order_no"`
OrderID uint `gorm:"index" json:"order_id"`
ShipStatus string `gorm:"size:32;not null" json:"ship_status"` // success/failed/processing
ProviderOrderNo string `gorm:"size:64" json:"provider_order_no"`
FailReason string `gorm:"size:512" json:"fail_reason"`
Payload string `gorm:"type:text" json:"payload"` // 原始请求 JSON
Payload string `gorm:"type:text" json:"payload"` // 原始请求 JSON
ResultStatus string `gorm:"size:32" json:"result_status"` // 处理后订单状态
Message string `gorm:"size:255" json:"message"`
}