generator client {
  provider = "prisma-client-js"
  binaryTargets = ["native", "linux-musl"]
}

datasource db {
  provider = "sqlite"
  url      = env("DATABASE_URL")
}

model User {
  id              String    @id @default(cuid())
  email           String    @unique
  name            String
  passwordHash    String?
  flhBalance      Int       @default(0)
  isPro           Boolean   @default(false)
  isPremium       Boolean   @default(false)
  experienceLevel String?
  madhab          String?
  coachPersona    String?
  preferredName   String?
  coachingGoals   String?
  lastCoachedAt   DateTime?
  createdAt       DateTime  @default(now())

  listings       Listing[]
  purchases      Purchase[]        @relation("BuyerPurchases")
  sales          Purchase[]        @relation("SellerPurchases")
  cashouts       CashoutRequest[]
  halalBookmarks HalalBookmark[]
  halalUsage     HalalUsage?
  forumThreads   ForumThread[]
  forumPosts     ForumPost[]
  chatHistory    ChatHistory[]
}

model Listing {
  id            String    @id @default(cuid())
  title         String
  description   String
  category      String
  priceFlh      Int
  sellerId      String
  seller        User      @relation(fields: [sellerId], references: [id])
  status        String    @default("active")
  featured      Boolean   @default(false)
  featuredUntil DateTime?
  fileType      String?
  createdAt     DateTime  @default(now())

  purchases Purchase[]
}

model Purchase {
  id           String   @id @default(cuid())
  listingId    String
  listing      Listing  @relation(fields: [listingId], references: [id])
  buyerId      String
  buyer        User     @relation("BuyerPurchases", fields: [buyerId], references: [id])
  sellerId     String
  seller       User     @relation("SellerPurchases", fields: [sellerId], references: [id])
  amountFlh    Int
  platformFee  Int
  sellerPayout Int
  autoConfirmAt DateTime
  createdAt    DateTime @default(now())
}

model CashoutRequest {
  id         String   @id @default(cuid())
  userId     String
  user       User     @relation(fields: [userId], references: [id])
  amountFlh  Int
  fiatAmount Float
  status     String   @default("pending")
  createdAt  DateTime @default(now())
}

model ForumCategory {
  id          String   @id @default(cuid())
  name        String   @unique
  description String?
  icon        String?
  order       Int?
  createdAt   DateTime @default(now())

  threads ForumThread[]
}

model ForumThread {
  id            String         @id @default(cuid())
  title         String
  content       String
  categoryId    String
  category      ForumCategory  @relation(fields: [categoryId], references: [id])
  authorId      String
  author        User           @relation(fields: [authorId], references: [id])
  pinned        Boolean        @default(false)
  shariahStatus String         @default("pending")
  shariahFlags  String?
  createdAt     DateTime       @default(now())

  posts ForumPost[]
}

model ForumPost {
  id            String      @id @default(cuid())
  content       String
  threadId      String
  thread        ForumThread @relation(fields: [threadId], references: [id])
  authorId      String
  author        User        @relation(fields: [authorId], references: [id])
  shariahStatus String      @default("pending")
  shariahFlags  String?
  createdAt     DateTime    @default(now())
}

model ChatHistory {
  id        String   @id @default(cuid())
  userId    String
  user      User     @relation(fields: [userId], references: [id])
  role      String
  content   String
  metadata  String?
  createdAt DateTime @default(now())

  @@index([userId])
}

model HalalBookmark {
  id        String   @id @default(cuid())
  userId    String
  user      User     @relation(fields: [userId], references: [id])
  itemId    String
  itemType  String
  label     String?
  createdAt DateTime @default(now())

  @@index([userId])
}

model HalalUsage {
  userId       String    @id
  user         User      @relation(fields: [userId], references: [id])
  queriesUsed  Int       @default(0)
  queriesLimit Int       @default(100)
  periodEnd    DateTime?
}

// ── Micro-Learning (Learn Module) ──

model Course {
  id          String   @id @default(cuid())
  slug        String   @unique
  title       String
  description String
  difficulty  String   // beginner | intermediate | advanced
  imageUrl    String?
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt

  modules Module[]
}

model Module {
  id          String   @id @default(cuid())
  courseId    String
  course      Course   @relation(fields: [courseId], references: [id], onDelete: Cascade)
  title       String
  description String
  content     String   // markdown
  videoUrl    String?
  order       Int
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt

  quizData String? // JSON string: [{question, options:[], correctIndex}]
}