feat: add api foundation and booking schema

apps/api/prisma/schema.prisma

@@ -0,0 +1,147 @@
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+enum BookingStatus {
+  received
+  contacting
+  confirmed
+  completed
+  cancelled
+}
+
+enum BookingRequestType {
+  package
+  private_chef
+}
+
+enum ContactPreference {
+  wechat
+  phone
+  none
+}
+
+enum FulfillmentType {
+  pickup
+  delivery
+}
+
+model BrandProfile {
+  id             String          @id @default(uuid())
+  name           String
+  tagline        String?
+  description    String?
+  avatarUrl      String?
+  coverUrl       String?
+  hours          String?
+  address        String?
+  deliveryNote   String?
+  contactPhone   String?
+  contactWechat  String?
+  createdAt      DateTime        @default(now())
+  updatedAt      DateTime        @updatedAt
+  services       Service[]
+  bookings       Booking[]
+  customerUsers  CustomerUser[]
+  tags           Tag[]
+}
+
+model Service {
+  id              String        @id @default(uuid())
+  brandId         String
+  brand           BrandProfile  @relation(fields: [brandId], references: [id])
+  name            String
+  description     String
+  coverUrl        String?
+  priceText       String?
+  priceAmount     Int?
+  bookingEnabled  Boolean       @default(true)
+  isEnabled       Boolean       @default(true)
+  sortOrder       Int           @default(0)
+  createdAt       DateTime      @default(now())
+  updatedAt       DateTime      @updatedAt
+  bookings        Booking[]
+  bookingItems    BookingItem[]
+  @@index([brandId, isEnabled, sortOrder])
+}
+
+model CustomerUser {
+  id           String        @id @default(uuid())
+  brandId      String
+  brand        BrandProfile  @relation(fields: [brandId], references: [id])
+  openid       String
+  lastLoginAt  DateTime      @default(now())
+  createdAt    DateTime      @default(now())
+  updatedAt    DateTime      @updatedAt
+  bookings     Booking[]
+  @@unique([brandId, openid])
+}
+
+model Booking {
+  id                 String            @id @default(uuid())
+  bookingNo          String            @unique
+  brandId            String
+  brand              BrandProfile      @relation(fields: [brandId], references: [id])
+  customerUserId     String
+  customerUser       CustomerUser      @relation(fields: [customerUserId], references: [id])
+  requestType        BookingRequestType
+  customerName       String
+  phone              String?
+  wechatId           String?
+  contactPreference  ContactPreference
+  fulfillmentType    FulfillmentType?
+  serviceId          String?
+  service            Service?          @relation(fields: [serviceId], references: [id], onDelete: SetNull)
+  requestedDate      DateTime?
+  requestedTime      String?
+  deliveryAddress    String?
+  estimatedAmount    Int?
+  extraData          Json?
+  note               String?
+  adminNote          String?
+  status             BookingStatus     @default(received)
+  isRead             Boolean           @default(false)
+  createdAt          DateTime          @default(now())
+  updatedAt          DateTime          @updatedAt
+  items              BookingItem[]
+  tags               BookingTag[]
+  @@index([brandId, status, createdAt])
+  @@index([customerUserId, createdAt])
+}
+
+model BookingItem {
+  id                 String   @id @default(uuid())
+  bookingId          String
+  booking            Booking  @relation(fields: [bookingId], references: [id], onDelete: Cascade)
+  serviceId          String?
+  service            Service? @relation(fields: [serviceId], references: [id], onDelete: SetNull)
+  serviceNameSnapshot String
+  unitPriceSnapshot  Int
+  quantity           Int
+  subtotalSnapshot   Int
+}
+
+model Tag {
+  id         String       @id @default(uuid())
+  brandId    String
+  brand      BrandProfile @relation(fields: [brandId], references: [id])
+  name       String
+  isPreset   Boolean      @default(false)
+  isEnabled  Boolean      @default(true)
+  createdAt  DateTime     @default(now())
+  bookings   BookingTag[]
+  @@unique([brandId, name])
+}
+
+model BookingTag {
+  bookingId String
+  tagId     String
+  booking   Booking @relation(fields: [bookingId], references: [id], onDelete: Cascade)
+  tag       Tag     @relation(fields: [tagId], references: [id], onDelete: Cascade)
+  @@id([bookingId, tagId])
+}

apps/api/prisma/seed.ts

@@ -0,0 +1,59 @@
+import { PrismaClient } from "@prisma/client";
+
+const prisma = new PrismaClient();
+
+async function main(): Promise<void> {
+  const brand = await prisma.brandProfile.upsert({
+    where: { id: "00000000-0000-0000-0000-000000000001" },
+    update: {},
+    create: {
+      id: "00000000-0000-0000-0000-000000000001",
+      name: "阿成家常菜",
+      tagline: "现做家常套餐，也为小型聚餐定制一桌热饭菜",
+      description: "每天认真做好一顿家常饭。",
+      hours: "周一至周六 10:30-20:00",
+      address: "大学城生活区东门附近",
+      deliveryNote: "目前支持部分学生宿舍楼配送，无法送达时会主动联系。",
+    },
+  });
+
+  await prisma.service.createMany({
+    data: [
+      {
+        brandId: brand.id,
+        name: "红烧肉双拼套餐",
+        description: "红烧肉、时蔬、米饭",
+        priceText: "¥28 / 份",
+        priceAmount: 2800,
+        sortOrder: 1,
+      },
+      {
+        brandId: brand.id,
+        name: "小炒鸡套餐",
+        description: "现炒鸡块、时蔬、米饭",
+        priceText: "¥25 / 份",
+        priceAmount: 2500,
+        sortOrder: 2,
+      },
+      {
+        brandId: brand.id,
+        name: "家庭聚餐私厨",
+        description: "根据人数、地点和口味人工沟通报价",
+        priceText: "面议",
+        bookingEnabled: true,
+        sortOrder: 3,
+      },
+    ],
+    skipDuplicates: true,
+  });
+
+  for (const name of ["普通套餐", "私厨", "配送", "自取", "熟客", "重点跟进"]) {
+    await prisma.tag.upsert({
+      where: { brandId_name: { brandId: brand.id, name } },
+      update: {},
+      create: { brandId: brand.id, name, isPreset: true },
+    });
+  }
+}
+
+main().finally(() => prisma.$disconnect());