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

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

model Instance {
  id                String    @id @default(uuid()) @db.Uuid
  name              String    @unique
  connectionStatus  String?
  ownerJid          String?
  profilePictureUrl String?
  createdAt         DateTime  @default(now())
  updatedAt         DateTime  @updatedAt

  Message           Message[]
  Contact           Contact[]
  Chat              Chat[]

  @@map("Instance")
}

model Message {
  id              String    @id @default(uuid()) @db.Uuid
  key             Json
  pushName        String?
  participant     String?
  message         Json
  messageType     String
  messageTimestamp BigInt
  instanceId      String    @db.Uuid
  source          String?
  fromMe          Boolean   @default(false)
  status          String?
  createdAt       DateTime  @default(now())
  updatedAt       DateTime  @updatedAt

  Instance        Instance  @relation(fields: [instanceId], references: [id], onDelete: Cascade)

  @@index([instanceId])
  @@index([messageTimestamp])
  @@index([fromMe])
  @@map("Message")
}

model Contact {
  id              String    @id @default(uuid()) @db.Uuid
  remoteJid       String
  pushName        String?
  profilePictureUrl String?
  instanceId      String    @db.Uuid
  createdAt       DateTime  @default(now())
  updatedAt       DateTime  @updatedAt

  Instance        Instance  @relation(fields: [instanceId], references: [id], onDelete: Cascade)

  @@unique([instanceId, remoteJid])
  @@index([instanceId])
  @@map("Contact")
}

model Chat {
  id              String    @id @default(uuid()) @db.Uuid
  remoteJid       String
  name            String?
  unreadMessages  Int       @default(0)
  lastMessageTime BigInt?
  instanceId      String    @db.Uuid
  createdAt       DateTime  @default(now())
  updatedAt       DateTime  @updatedAt

  Instance        Instance  @relation(fields: [instanceId], references: [id], onDelete: Cascade)

  @@unique([instanceId, remoteJid])
  @@index([instanceId])
  @@map("Chat")
}