Block 8 complete: streaks, notifications, referrals, premium identity, gamification

prisma/schema.prisma

@@ -38,6 +38,58 @@ model User {
   forumThreads   ForumThread[]
   forumPosts     ForumPost[]
   chatHistory    ChatHistory[]
+  notifications  Notification[]
+  referredReferrals Referral[]  @relation("Referrer")
+  referrerReferral  Referral?   @relation("Referred")
+  dailyStreak    DailyStreak?
+  xpTransactions XpTransaction[]
+  achievements   Achievement[]
+  userLevel      UserLevel?
+}
+
+model DailyStreak {
+  userId         String    @id
+  user           User      @relation(fields: [userId], references: [id])
+  currentStreak  Int       @default(0)
+  longestStreak  Int       @default(0)
+  lastClaimDate  DateTime?
+  streakFreeze   Int       @default(0)
+  createdAt      DateTime  @default(now())
+  updatedAt      DateTime  @updatedAt
+}
+
+model XpTransaction {
+  id        String   @id @default(cuid())
+  userId    String
+  user      User     @relation(fields: [userId], references: [id])
+  amount    Int
+  reason    String   // 'daily_login' | 'chat_message' | 'forum_post' | 'purchase' | 'referral' | 'achievement'
+  createdAt DateTime @default(now())
+
+  @@index([userId])
+}
+
+model Achievement {
+  id          String   @id @default(cuid())
+  userId      String
+  user        User     @relation(fields: [userId], references: [id])
+  type        String   // 'first_chat' | 'streak_7' | 'streak_30' | 'level_5' | 'first_purchase' | 'first_post'
+  title       String
+  description String?
+  icon        String?
+  unlockedAt  DateTime @default(now())
+
+  @@index([userId])
+  @@unique([userId, type])
+}
+
+model UserLevel {
+  userId     String   @id
+  user       User     @relation(fields: [userId], references: [id])
+  level      Int      @default(1)
+  xp         Int      @default(0)
+  xpToNext   Int      @default(100)
+  updatedAt  DateTime @updatedAt
 }
 
 model Listing {
@@ -153,9 +205,51 @@ model HalalUsage {
   periodEnd    DateTime?
 }
 
+model Notification {
+  id        String   @id @default(cuid())
+  userId    String
+  user      User     @relation(fields: [userId], references: [id])
+  type      String   // 'streak_reminder' | 'daily_verse' | 'premium_expiring' | 'new_listing' | 'forum_reply' | 'achievement' | 'referral_bonus'
+  title     String
+  body      String?
+  data      String?  // JSON string with extra payload
+  read      Boolean  @default(false)
+  createdAt DateTime @default(now())
+
+  @@index([userId, read])
+}
+
+model Referral {
+  id           String    @id @default(cuid())
+  referrerId   String
+  referrer     User      @relation("Referrer", fields: [referrerId], references: [id])
+  referredId   String    @unique
+  referred     User      @relation("Referred", fields: [referredId], references: [id])
+  status       String    @default("pending") // pending | joined | upgraded
+  rewardFlh    Int       @default(0)
+  createdAt    DateTime  @default(now())
+  upgradedAt   DateTime?
+
+  @@index([referrerId])
+}
+
+model PremiumBenefit {
+  id          String   @id @default(cuid())
+  tier        String   // 'premium' | 'pro'
+  name        String
+  description String?
+  icon        String?
+  active      Boolean  @default(true)
+  createdAt   DateTime @default(now())
+}
+
 model HalalPlaceCache {
   id        String   @id @default(cuid())
   cacheKey  String   @unique
   data      String
   expiresAt DateTime
 }
+
+// Add Relations to User model
+/// NOTE: The Notification and Referral relations are declared on the models above.
+/// User now implicitly has: notifications Notification[], referredReferrals Referral[] (via "Referrer"), referrerReferral Referral? (via "Referred")