// Prisma Schema for DevFlix / InfoFlix Subscription Platform

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

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

enum Role {
  admin
  student
}

enum SubscriptionStatus {
  ACTIVE
  OVERDUE
  CANCELED
  TRIAL
}

enum VideoType {
  youtube
  direct
}

enum PaymentStatus {
  PENDING
  RECEIVED
  CONFIRMED
  OVERDUE
  REFUNDED
}

enum BillingType {
  PIX
  CREDIT_CARD
  BOLETO
}

enum CertificateMode {
  PER_MODULE
  FULL_COURSE
}

model User {
  id                 String             @id @default(uuid())
  name               String
  email              String             @unique
  password           String
  role               Role               @default(student)
  subscriptionStatus SubscriptionStatus @default(TRIAL) @map("subscription_status")
  asaasCustomerId    String?            @map("asaas_customer_id")
  cpf                String?
  whatsapp           String?
  birthDate          String?            @map("birth_date")
  avatarUrl          String?            @map("avatar_url") @db.Text
  trialEndsAt        DateTime?          @map("trial_ends_at")
  resetPasswordToken String?            @map("reset_password_token") @db.Text
  resetPasswordExpires DateTime?        @map("reset_password_expires")
  createdAt          DateTime           @default(now()) @map("created_at")
  notes              Note[]
  progress           Progress[]
  payments           Payment[]
  moduleGrades       ModuleGrade[]
  certificates       Certificate[]
  unlockedCourses    String[]           @default([]) @map("unlocked_courses")

  @@map("users")
}

model Course {
  id              String          @id @default(uuid())
  title           String
  description     String          @db.Text
  thumbnail       String
  category        String
  certificateMode CertificateMode @default(FULL_COURSE) @map("certificate_mode")
  isLocked        Boolean         @default(false) @map("is_locked")
  price           Float?
  createdAt       DateTime        @default(now()) @map("created_at")
  
  modules         Module[]
  payments        Payment[]

  @@map("courses")
}

model Module {
  id        String   @id @default(uuid())
  courseId  String   @map("course_id")
  title     String
  order     Int
  createdAt DateTime @default(now()) @map("created_at")
  
  course    Course   @relation(fields: [courseId], references: [id], onDelete: Cascade)
  lessons   Lesson[]
  activity  ModuleActivity?

  @@map("modules")
}

model Lesson {
  id        String     @id @default(uuid())
  moduleId  String     @map("module_id")
  title     String
  videoUrl  String     @map("video_url") @db.Text
  videoType VideoType  @map("video_type")
  order     Int
  content   String?    @db.Text
  thumbnailUrl String?  @map("thumbnail_url") @db.Text
  createdAt DateTime   @default(now()) @map("created_at")
  
  module    Module     @relation(fields: [moduleId], references: [id], onDelete: Cascade)
  notes     Note[]
  progress  Progress[]

  @@map("lessons")
}

model Note {
  id        String   @id @default(uuid())
  userId    String   @map("user_id")
  lessonId  String   @map("lesson_id")
  content   String   @db.Text
  createdAt DateTime @default(now()) @map("created_at")
  
  user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)
  lesson    Lesson   @relation(fields: [lessonId], references: [id], onDelete: Cascade)

  @@unique([userId, lessonId])
  @@map("notes")
}

model Progress {
  id                String   @id @default(uuid())
  userId            String   @map("user_id")
  lessonId          String   @map("lesson_id")
  watchedPercentage Int      @default(0) @map("watched_percentage")
  completed         Boolean  @default(false)
  updatedAt         DateTime @updatedAt @map("updated_at")
  
  user              User     @relation(fields: [userId], references: [id], onDelete: Cascade)
  lesson            Lesson   @relation(fields: [lessonId], references: [id], onDelete: Cascade)

  @@unique([userId, lessonId])
  @@map("progress")
}

model Payment {
  id          String        @id
  userId      String        @map("user_id")
  value       Decimal       @db.Decimal(10, 2)
  status      PaymentStatus
  billingType BillingType   @map("billing_type")
  invoiceUrl  String        @map("invoice_url") @db.Text
  dueDate     DateTime      @map("due_date") @db.Date
  paidAt      DateTime?     @map("paid_at")
  planId      String?       @map("plan_id")
  courseId    String?       @map("course_id")
  description String?       @db.Text
  createdAt   DateTime      @default(now()) @map("created_at")
  
  user        User          @relation(fields: [userId], references: [id], onDelete: Cascade)
  plan        Plan?         @relation(fields: [planId], references: [id], onDelete: SetNull)
  course      Course?       @relation(fields: [courseId], references: [id], onDelete: SetNull)

  @@map("payments")
}

model WebhookLog {
  id         String   @id @default(uuid())
  event      String
  payload    String   @db.Text
  receivedAt DateTime @default(now()) @map("received_at")

  @@map("webhook_logs")
}

model Notification {
  id        String   @id @default(uuid())
  userId    String   @map("user_id") // Can be 'ALL' for system wide
  title     String
  message   String   @db.Text
  type      String   @default("info") // 'info', 'success', 'warning', 'error'
  read      Boolean  @default(false)
  createdAt DateTime @default(now()) @map("created_at")

  @@map("notifications")
}

model ModuleActivity {
  id        String   @id @default(uuid())
  moduleId  String   @unique @map("module_id")
  questions Json     // e.g. [{ question: "...", options: ["A", "B"], correctIndex: 0 }]
  createdAt DateTime @default(now()) @map("created_at")
  
  module    Module   @relation(fields: [moduleId], references: [id], onDelete: Cascade)
  grades    ModuleGrade[]

  @@map("module_activities")
}

model ModuleGrade {
  id         String   @id @default(uuid())
  userId     String   @map("user_id")
  activityId String   @map("activity_id")
  score      Float
  passed     Boolean  @default(false)
  createdAt  DateTime @default(now()) @map("created_at")
  
  user       User           @relation(fields: [userId], references: [id], onDelete: Cascade)
  activity   ModuleActivity @relation(fields: [activityId], references: [id], onDelete: Cascade)

  @@unique([userId, activityId])
  @@map("module_grades")
}

model Certificate {
  id              String   @id @default(uuid())
  userId          String   @map("user_id")
  courseId        String?  @map("course_id")
  moduleId        String?  @map("module_id")
  certificateType String   @map("certificate_type") // 'COURSE' or 'MODULE'
  unlockedAt      DateTime @default(now()) @map("unlocked_at")
  finalGrade      Float?   @map("final_grade")
  courseName      String   @map("course_name") // Snapshot of course title
  moduleName      String?  @map("module_name") // Snapshot of module title

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

  @@map("certificates")
}

model Plan {
  id              String   @id @default(uuid())
  title           String
  description     String   @db.Text
  price           Float
  cycle           String   // 'MONTHLY', 'YEARLY', 'LIFETIME'
  active          Boolean  @default(true)
  includedCourses String[] @default([]) @map("included_courses")
  createdAt       DateTime @default(now()) @map("created_at")
  payments        Payment[]

  @@map("plans")
}

model SystemSettings {
  id                 String   @id @default("default")
  trialDurationDays  Int      @default(7) @map("trial_duration_days")
  asaasEnvironment   String   @default("sandbox") @map("asaas_environment")
  asaasApiKey        String   @default("") @map("asaas_api_key")
  asaasWebhookUrl    String   @default("") @map("asaas_webhook_url")
  asaasWebhookSecret String   @default("") @map("asaas_webhook_secret")
  helpText           String   @db.Text @default("# Central de Ajuda") @map("help_text")
  enableBoleto       Boolean  @default(true) @map("enable_boleto")
  enableInstallmentBoleto Boolean  @default(false) @map("enable_installment_boleto")
  maxBoletoInstallments   Int      @default(3)     @map("max_boleto_installments")
  
  evolutionApiUrl    String   @default("https://evolution.microtecinformaticacurso.com.br") @map("evolution_api_url")
  evolutionApiKey    String   @default("") @map("evolution_api_key")
  evolutionInstance  String   @default("microtecflix") @map("evolution_instance")
  whatsappConnected  Boolean  @default(false) @map("whatsapp_connected")
  whatsappPhoneNumber String? @map("whatsapp_phone_number")
  
  brandName          String   @default("MICROTEC") @map("brand_name")
  brandSlogan        String   @default("Acelere seus estudos em informática e pacote Office no estilo Netflix.") @map("brand_slogan")
  cnpj               String   @default("") @map("cnpj")
  address            String   @default("") @map("address")

  smtpHost           String?  @map("smtp_host")
  smtpPort           Int?     @default(587) @map("smtp_port")
  smtpUser           String?  @map("smtp_user")
  smtpPass           String?  @map("smtp_pass")
  smtpFrom           String?  @default("no-reply@microtecinformaticacurso.com.br") @map("smtp_from")
  smtpSecure         Boolean  @default(false) @map("smtp_secure")

  @@map("system_settings")
}