// Prisma schema for spotlight.cam
// Database: PostgreSQL 15

generator client {
  provider = "prisma-client-js"
}

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

// Users table
model User {
  id            Int       @id @default(autoincrement())
  username      String    @unique @db.VarChar(50)
  email         String    @unique @db.VarChar(255)
  passwordHash  String    @map("password_hash") @db.VarChar(255)
  avatar        String?   @db.VarChar(255)
  createdAt     DateTime  @default(now()) @map("created_at")
  updatedAt     DateTime  @updatedAt @map("updated_at")

  // Relations
  messages      Message[]
  matchesAsUser1 Match[]  @relation("MatchUser1")
  matchesAsUser2 Match[]  @relation("MatchUser2")
  ratingsGiven  Rating[]  @relation("RaterRatings")
  ratingsReceived Rating[] @relation("RatedRatings")

  @@map("users")
}

// Events table (dance events from worldsdc.com)
model Event {
  id                Int       @id @default(autoincrement())
  name              String    @db.VarChar(255)
  location          String    @db.VarChar(255)
  startDate         DateTime  @map("start_date") @db.Date
  endDate           DateTime  @map("end_date") @db.Date
  worldsdcId        String?   @unique @map("worldsdc_id") @db.VarChar(100)
  participantsCount Int       @default(0) @map("participants_count")
  description       String?   @db.Text
  createdAt         DateTime  @default(now()) @map("created_at")

  // Relations
  chatRooms         ChatRoom[]
  matches           Match[]

  @@map("events")
}

// Chat rooms (event chat and private 1:1 chat)
model ChatRoom {
  id        Int       @id @default(autoincrement())
  eventId   Int?      @map("event_id")
  type      String    @db.VarChar(20) // 'event' or 'private'
  createdAt DateTime  @default(now()) @map("created_at")

  // Relations
  event     Event?    @relation(fields: [eventId], references: [id])
  messages  Message[]
  matches   Match[]

  @@map("chat_rooms")
}

// Messages (text messages and video links)
model Message {
  id        Int       @id @default(autoincrement())
  roomId    Int       @map("room_id")
  userId    Int       @map("user_id")
  content   String    @db.Text
  type      String    @db.VarChar(20) // 'text', 'link', 'video'
  createdAt DateTime  @default(now()) @map("created_at")

  // Relations
  room      ChatRoom  @relation(fields: [roomId], references: [id], onDelete: Cascade)
  user      User      @relation(fields: [userId], references: [id])

  @@index([roomId])
  @@index([createdAt])
  @@map("messages")
}

// Matches (pairs of users for collaboration)
model Match {
  id        Int       @id @default(autoincrement())
  user1Id   Int       @map("user1_id")
  user2Id   Int       @map("user2_id")
  eventId   Int       @map("event_id")
  roomId    Int?      @map("room_id")
  status    String    @default("pending") @db.VarChar(20) // 'pending', 'accepted', 'completed'
  createdAt DateTime  @default(now()) @map("created_at")

  // Relations
  user1     User      @relation("MatchUser1", fields: [user1Id], references: [id])
  user2     User      @relation("MatchUser2", fields: [user2Id], references: [id])
  event     Event     @relation(fields: [eventId], references: [id])
  room      ChatRoom? @relation(fields: [roomId], references: [id])
  ratings   Rating[]

  @@unique([user1Id, user2Id, eventId])
  @@index([user1Id])
  @@index([user2Id])
  @@index([eventId])
  @@map("matches")
}

// Ratings (user ratings after collaboration)
model Rating {
  id                    Int       @id @default(autoincrement())
  matchId               Int       @map("match_id")
  raterId               Int       @map("rater_id")
  ratedId               Int       @map("rated_id")
  score                 Int       // 1-5
  comment               String?   @db.Text
  wouldCollaborateAgain Boolean   @default(false) @map("would_collaborate_again")
  createdAt             DateTime  @default(now()) @map("created_at")

  // Relations
  match                 Match     @relation(fields: [matchId], references: [id])
  rater                 User      @relation("RaterRatings", fields: [raterId], references: [id])
  rated                 User      @relation("RatedRatings", fields: [ratedId], references: [id])

  @@unique([matchId, raterId, ratedId])
  @@index([ratedId])
  @@map("ratings")
}