feat: 支持商品管理

packages/server/prisma/migrations/20260916090000_studio_shop/migration.sql

@@ -0,0 +1,74 @@
+-- CreateTable
+CREATE TABLE `products` (
+    `id` VARCHAR(191) NOT NULL,
+    `title` VARCHAR(80) NOT NULL,
+    `description` TEXT NOT NULL,
+    `cover_url` VARCHAR(1000) NOT NULL,
+    `price` INTEGER NOT NULL,
+    `stock` INTEGER NOT NULL DEFAULT 0,
+    `sold` INTEGER NOT NULL DEFAULT 0,
+    `is_active` BOOLEAN NOT NULL DEFAULT false,
+    `sort_order` INTEGER NOT NULL DEFAULT 0,
+    `version` INTEGER NOT NULL DEFAULT 0,
+    `created_at` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+    `updated_at` DATETIME(3) NOT NULL,
+
+    INDEX `products_is_active_sort_order_idx`(`is_active`, `sort_order`),
+    PRIMARY KEY (`id`)
+) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+-- CreateTable
+CREATE TABLE `product_orders` (
+    `id` VARCHAR(191) NOT NULL,
+    `order_no` VARCHAR(32) NOT NULL,
+    `request_id` VARCHAR(80) NOT NULL,
+    `user_id` VARCHAR(191) NOT NULL,
+    `product_id` VARCHAR(191) NOT NULL,
+    `title` VARCHAR(80) NOT NULL,
+    `cover_url` VARCHAR(1000) NOT NULL,
+    `unit_price` INTEGER NOT NULL,
+    `quantity` INTEGER NOT NULL,
+    `amount` INTEGER NOT NULL,
+    `contact_name` VARCHAR(40) NOT NULL,
+    `contact_phone` VARCHAR(20) NOT NULL,
+    `status` ENUM('PENDING', 'PAID', 'COMPLETED', 'CANCELLED') NOT NULL DEFAULT 'PENDING',
+    `pickup_code` VARCHAR(12) NOT NULL,
+    `wx_transaction_id` VARCHAR(191) NULL,
+    `expires_at` DATETIME(3) NOT NULL,
+    `paid_at` DATETIME(3) NULL,
+    `completed_at` DATETIME(3) NULL,
+    `completed_by` VARCHAR(191) NULL,
+    `created_at` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+    `updated_at` DATETIME(3) NOT NULL,
+
+    UNIQUE INDEX `product_orders_order_no_key`(`order_no`),
+    UNIQUE INDEX `product_orders_wx_transaction_id_key`(`wx_transaction_id`),
+    INDEX `product_orders_status_expires_at_idx`(`status`, `expires_at`),
+    INDEX `product_orders_user_id_created_at_idx`(`user_id`, `created_at`),
+    INDEX `product_orders_product_id_status_idx`(`product_id`, `status`),
+    UNIQUE INDEX `product_orders_user_id_request_id_key`(`user_id`, `request_id`),
+    PRIMARY KEY (`id`)
+) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+-- CreateTable
+CREATE TABLE `product_stock_changes` (
+    `id` VARCHAR(191) NOT NULL,
+    `product_id` VARCHAR(191) NOT NULL,
+    `delta` INTEGER NOT NULL,
+    `reason` VARCHAR(200) NOT NULL,
+    `operator_id` VARCHAR(191) NOT NULL,
+    `created_at` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+
+    INDEX `product_stock_changes_product_id_created_at_idx`(`product_id`, `created_at`),
+    PRIMARY KEY (`id`)
+) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+-- AddForeignKey
+ALTER TABLE `product_orders` ADD CONSTRAINT `product_orders_user_id_fkey` FOREIGN KEY (`user_id`) REFERENCES `users`(`id`) ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE `product_orders` ADD CONSTRAINT `product_orders_product_id_fkey` FOREIGN KEY (`product_id`) REFERENCES `products`(`id`) ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE `product_stock_changes` ADD CONSTRAINT `product_stock_changes_product_id_fkey` FOREIGN KEY (`product_id`) REFERENCES `products`(`id`) ON DELETE RESTRICT ON UPDATE CASCADE;
+

packages/server/prisma/schema.prisma

@@ -73,6 +73,7 @@ model User {
   createdAt                        DateTime @default(now()) @map("created_at")
   updatedAt                        DateTime @updatedAt @map("updated_at")
 
+  productOrders ProductOrder[]
   bodyMetrics BodyMetric[]
   memberNotes MemberNote[]
   progressPhotos ProgressPhoto[]
@@ -620,3 +621,73 @@ model GrowthShareCard {
   @@index([userId, createdAt])
   @@map("growth_share_cards")
 }
+
+// Inventory counts sellable units; pending orders reserve units immediately.
+enum ProductOrderStatus {
+  PENDING
+  PAID
+  COMPLETED
+  CANCELLED
+}
+
+model Product {
+  id String @id @default(uuid())
+  title String @db.VarChar(80)
+  description String @db.Text
+  coverUrl String @map("cover_url") @db.VarChar(1000)
+  price Int
+  stock Int @default(0)
+  sold Int @default(0)
+  isActive Boolean @default(false) @map("is_active")
+  sortOrder Int @default(0) @map("sort_order")
+  version Int @default(0)
+  createdAt DateTime @default(now()) @map("created_at")
+  updatedAt DateTime @updatedAt @map("updated_at")
+  orders ProductOrder[]
+  stockChanges ProductStockChange[]
+  @@index([isActive, sortOrder])
+  @@map("products")
+}
+
+model ProductOrder {
+  id String @id @default(uuid())
+  orderNo String @unique @map("order_no") @db.VarChar(32)
+  requestId String @map("request_id") @db.VarChar(80)
+  userId String @map("user_id")
+  productId String @map("product_id")
+  title String @db.VarChar(80)
+  coverUrl String @map("cover_url") @db.VarChar(1000)
+  unitPrice Int @map("unit_price")
+  quantity Int
+  amount Int
+  contactName String @map("contact_name") @db.VarChar(40)
+  contactPhone String @map("contact_phone") @db.VarChar(20)
+  status ProductOrderStatus @default(PENDING)
+  pickupCode String @map("pickup_code") @db.VarChar(12)
+  wxTransactionId String? @unique @map("wx_transaction_id")
+  expiresAt DateTime @map("expires_at")
+  paidAt DateTime? @map("paid_at")
+  completedAt DateTime? @map("completed_at")
+  completedBy String? @map("completed_by")
+  createdAt DateTime @default(now()) @map("created_at")
+  updatedAt DateTime @updatedAt @map("updated_at")
+  user User @relation(fields: [userId], references: [id])
+  product Product @relation(fields: [productId], references: [id])
+  @@unique([userId, requestId])
+  @@index([status, expiresAt])
+  @@index([userId, createdAt])
+  @@index([productId, status])
+  @@map("product_orders")
+}
+
+model ProductStockChange {
+  id String @id @default(uuid())
+  productId String @map("product_id")
+  delta Int
+  reason String @db.VarChar(200)
+  operatorId String @map("operator_id")
+  createdAt DateTime @default(now()) @map("created_at")
+  product Product @relation(fields: [productId], references: [id])
+  @@index([productId, createdAt])
+  @@map("product_stock_changes")
+}