// Database schema, one company = one org, linked to users and CSV config
generator client {
  provider = "prisma-client-js"
  previewFeatures = ["driverAdapters"]
}

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

model Company {
  id                String   @id @default(uuid())
  name              String
  csvUrl            String   // where to fetch CSV
  csvUsername       String?  // for basic auth
  csvPassword       String?
  sentimentAlert    Float?   // e.g. alert threshold for negative chats
  dashboardOpts     String?  // JSON blob for per-company dashboard preferences
  users             User[]
  sessions          Session[]
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt
}

model User {
  id        String   @id @default(uuid())
  email     String   @unique
  password  String   // hashed, use bcrypt
  company   Company  @relation(fields: [companyId], references: [id])
  companyId String
  role      String   // 'admin' | 'user' | 'auditor'
  resetToken String?
  resetTokenExpiry DateTime?
  
  // NextAuth fields
  accounts Account[]
  sessions UserSession[]
  emailVerified DateTime?
  image String?
}

// NextAuth models
model Account {
  id                String  @id @default(cuid())
  userId            String
  type              String
  provider          String
  providerAccountId String
  refresh_token     String?
  access_token      String?
  expires_at        Int?
  token_type        String?
  scope             String?
  id_token          String?
  session_state     String?

  user User @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@unique([provider, providerAccountId])
}

model UserSession {
  id           String   @id @default(cuid())
  sessionToken String   @unique
  userId       String
  expires      DateTime
  user         User     @relation(fields: [userId], references: [id], onDelete: Cascade)
}

model VerificationToken {
  identifier String
  token      String   @unique
  expires    DateTime

  @@unique([identifier, token])
}

model Session {
  id                  String   @id
  company             Company  @relation(fields: [companyId], references: [id])
  companyId           String
  startTime           DateTime
  endTime             DateTime
  ipAddress           String?
  country             String?
  language            String?
  messagesSent        Int?
  sentiment           Float?
  escalated           Boolean?
  forwardedHr         Boolean?
  fullTranscriptUrl   String?
  transcriptContent   String?  // Added to store the fetched transcript
  avgResponseTime     Float?
  tokens              Int?
  tokensEur           Float?
  category            String?
  initialMsg          String?
  createdAt           DateTime @default(now())
}