generator client {
  provider            = "prisma-client"
  output              = "../src/generated/prisma"
  moduleFormat        = "esm"
  importFileExtension = "js"
}

datasource db {
  provider = "postgresql"
}

enum Role {
  ADMIN
  EDITOR
}

enum MessageStatus {
  NEW
  READ
  ARCHIVED
}

model AdminUser {
  id            Int            @id @default(autoincrement())
  phone         String         @unique
  name          String
  passwordHash  String
  role          Role           @default(EDITOR)
  isActive      Boolean        @default(true)
  lastLoginAt   DateTime?
  createdAt     DateTime       @default(now())
  updatedAt     DateTime       @updatedAt
  refreshTokens RefreshToken[]
  auditLogs     AuditLog[]
}

model RefreshToken {
  id        Int       @id @default(autoincrement())
  userId    Int
  user      AdminUser @relation(fields: [userId], references: [id], onDelete: Cascade)
  /// sha256 of the opaque token stored in the httpOnly cookie
  tokenHash String    @unique
  expiresAt DateTime
  revokedAt DateTime?
  userAgent String    @default("")
  createdAt DateTime  @default(now())

  @@index([userId])
}

model Media {
  id             Int            @id @default(autoincrement())
  /// object key in the S3 bucket; the public URL is MEDIA_PUBLIC_URL + "/" + key
  key            String         @unique
  mime           String
  size           Int
  width          Int?
  height         Int?
  alt            String         @default("")
  originalName   String         @default("")
  createdAt      DateTime       @default(now())
  categoryCovers Category[]     @relation("CategoryCover")
  productImages  Product[]      @relation("ProductImage")
  productGallery ProductImage[]
}

model Category {
  id             Int            @id @default(autoincrement())
  slug           String         @unique
  code           String
  name           String
  nameEn         String         @default("")
  shortDesc      String         @default("")
  fullDesc       String         @default("")
  /// Lucide icon name
  icon           String         @default("")
  coverImageId   Int?
  coverImage     Media?         @relation("CategoryCover", fields: [coverImageId], references: [id], onDelete: SetNull)
  sortOrder      Int            @default(0)
  isPublished    Boolean        @default(true)
  seoTitle       String         @default("")
  seoDescription String         @default("")
  groups         ProductGroup[]
  products       Product[]
  createdAt      DateTime       @default(now())
  updatedAt      DateTime       @updatedAt

  @@index([sortOrder])
}

model ProductGroup {
  id         Int       @id @default(autoincrement())
  categoryId Int
  category   Category  @relation(fields: [categoryId], references: [id], onDelete: Cascade)
  slug       String
  name       String
  desc       String    @default("")
  sortOrder  Int       @default(0)
  products   Product[]

  @@unique([categoryId, slug])
}

model Product {
  id          Int            @id @default(autoincrement())
  categoryId  Int
  category    Category       @relation(fields: [categoryId], references: [id], onDelete: Restrict)
  groupId     Int?
  group       ProductGroup?  @relation(fields: [groupId], references: [id], onDelete: SetNull)
  code        String         @unique
  slug        String         @unique
  name        String
  nameEn      String         @default("")
  desc        String         @default("")
  specs       String[]
  variants    String[]
  /// long description for the product page; a blank line starts a new paragraph
  details        String   @default("")
  brand          String   @default("")
  /// country of manufacture
  origin         String   @default("")
  sizes          String[] @default([])
  standards      String[] @default([])
  features       String[] @default([])
  applications   String[] @default([])
  /// technical specification table: [{ "name": "...", "value": "..." }]
  attributes     Json     @default("[]")
  packaging      String   @default("")
  minOrder       String   @default("")
  seoTitle       String   @default("")
  seoDescription String   @default("")
  imageId     Int?
  image       Media?         @relation("ProductImage", fields: [imageId], references: [id], onDelete: SetNull)
  gallery     ProductImage[]
  sortOrder   Int            @default(0)
  isPublished Boolean        @default(true)
  createdAt   DateTime       @default(now())
  updatedAt   DateTime       @updatedAt

  @@index([categoryId, sortOrder])
}

model ProductImage {
  productId Int
  mediaId   Int
  sortOrder Int     @default(0)
  product   Product @relation(fields: [productId], references: [id], onDelete: Cascade)
  media     Media   @relation(fields: [mediaId], references: [id], onDelete: Cascade)

  @@id([productId, mediaId])
}

/// One row per editable website section; `data` is validated by the zod schema for `key` (@imen/shared)
model SiteSection {
  key         String   @id
  data        Json
  updatedById Int?
  updatedAt   DateTime @updatedAt
}

model ContactMessage {
  id        Int           @id @default(autoincrement())
  name      String
  org       String
  phone     String
  message   String        @default("")
  status    MessageStatus @default(NEW)
  ip        String        @default("")
  userAgent String        @default("")
  createdAt DateTime      @default(now())

  @@index([status, createdAt])
}

model AuditLog {
  id        Int        @id @default(autoincrement())
  userId    Int?
  user      AdminUser? @relation(fields: [userId], references: [id], onDelete: SetNull)
  /// create | update | delete | login ...
  action    String
  /// product | category | section | media | user | message
  entity    String
  entityId  String     @default("")
  summary   String     @default("")
  createdAt DateTime   @default(now())

  @@index([createdAt])
}