generator client {
  provider      = "prisma-client-js"
  binaryTargets = ["native", "linux-musl-openssl-3.0.x"]
}

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

enum Role {
  USER
  ADMIN
}

model User {
  id                String         @id @default(uuid())
  email             String         @unique
  username          String         @unique
  password          String
  role              Role           @default(USER)
  isActive          Boolean        @default(false)
  canDownload       Boolean        @default(true)
  createdAt         DateTime       @default(now())
  updatedAt         DateTime       @updatedAt
  department        String         @default("")
  dingtalkUserId    String?        @unique
  loginType         String         @default("normal")
  realName          String?
  phone             String?        @unique
  avatar            String?
  managedDepartment String?
  isSuperAdmin      Boolean        @default(false)
  parentId          String?
  likes             MaterialLike[]
  materials         Material[]
  downloadLogs      MaterialDownloadLog[]
  materialLogs      MaterialLog[]
  parent            User?          @relation("UserHierarchy", fields: [parentId], references: [id])
  children          User[]         @relation("UserHierarchy")
  favorites         MaterialFavorite[]
  browseHistory     BrowseHistory[]
  dingtalkLoginTokens DingtalkLoginToken[]
  materialShareTokens MaterialShareToken[]

  @@map("users")
}

model DingtalkLoginToken {
  id        String    @id @default(uuid())
  tokenHash String    @unique
  userId    String
  purpose   String    @default("login")
  expiresAt DateTime
  usedAt    DateTime?
  createdAt DateTime  @default(now())
  user      User      @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@index([userId])
  @@index([purpose])
  @@index([expiresAt])
  @@map("dingtalk_login_tokens")
}

model MaterialShareToken {
  id              String    @id @default(uuid())
  tokenHash       String    @unique
  materialId      String
  createdByUserId String
  expiresAt       DateTime
  revokedAt       DateTime?
  createdAt       DateTime  @default(now())
  material        Material  @relation(fields: [materialId], references: [id], onDelete: Cascade)
  createdBy       User      @relation(fields: [createdByUserId], references: [id], onDelete: Cascade)

  @@index([materialId])
  @@index([createdByUserId])
  @@index([expiresAt])
  @@index([revokedAt])
  @@map("material_share_tokens")
}

model UploadTemplate {
  id            String        @id @default(uuid())
  name          String
  description   String?
  status        String        @default("draft")
  materialType  String        @default("其他")
  /// 模板素材类型大类：IMAGE / VIDEO / OTHER（与具体 materialType 文案解耦）
  materialKind  String        @default("IMAGE")
  version       Int           @default(1)
  fieldGroups   String?
  displayConfig String?
  createdAt     DateTime      @default(now())
  updatedAt     DateTime      @updatedAt
  fields        UploadField[]
  materials     Material[]

  @@index([status])
  @@index([materialType])
  @@index([materialKind])
  @@index([createdAt])
  @@index([updatedAt])
}

model UploadField {
  id                  String         @id @default(uuid())
  templateId          String
  key                 String
  label               String
  type                String
  required            Boolean        @default(false)
  orderIndex          Int            @default(0)
  layoutWidth         String?
  validations         String?
  optionsSource       String?
  optionsStatic       String?
  allowedExtensions   String?
  visibleOnHomeFilter Boolean        @default(false)
  isSearchable        Boolean        @default(false)
  isReadOnly          Boolean        @default(false)
  addToCategory       Boolean        @default(false)
  conditions          String?
  createdAt           DateTime       @default(now())
  updatedAt           DateTime       @updatedAt
  template            UploadTemplate @relation(fields: [templateId], references: [id], onDelete: Cascade)

  @@index([templateId])
  @@index([key])
  @@index([type])
  @@index([visibleOnHomeFilter])
  @@index([isSearchable])
  @@index([addToCategory])
  @@index([orderIndex])
  @@index([templateId, orderIndex])
}

model FieldDefinition {
  id                String        @id @default(uuid())
  key               String        @unique
  label             String
  type              String        @default("select")
  description       String?
  source            String        @default("custom") // standard | custom
  sourceTemplateIds String?       // JSON array of template ids referencing this field
  isStandard        Boolean       @default(false)
  isFilterEnabled   Boolean       @default(false)
  filterDisplayName String?
  filterOrder       Int           @default(0)
  createdAt         DateTime      @default(now())
  updatedAt         DateTime      @updatedAt
  options           FieldOption[]

  @@index([source])
  @@index([isStandard])
  @@index([isFilterEnabled])
  @@index([filterOrder])
  @@index([isFilterEnabled, filterOrder])
}

model FieldOption {
  id         String          @id @default(uuid())
  fieldId    String
  value      String
  label      String
  orderIndex Int             @default(0)
  createdAt  DateTime        @default(now())
  updatedAt  DateTime        @updatedAt
  field      FieldDefinition @relation(fields: [fieldId], references: [id], onDelete: Cascade, onUpdate: NoAction)

  @@unique([fieldId, value])
  @@index([fieldId])
  @@index([fieldId, orderIndex])
}

model FilterItem {
  id          String   @id @default(uuid())
  fieldKey    String
  label       String
  group       String?
  orderIndex  Int      @default(0)
  multiSelect Boolean  @default(false)
  showOnHome  Boolean  @default(true)
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt
}

model Material {
  id              String          @id @default(uuid())
  previewUrl      String
  productModel    String
  brandName       String?
  seriesName      String?
  skuCode         String?
  materialTexture String?
  categoryName    String
  sceneName       String
  materialType    String          @default("3DMAX")
  materialKind    String          @default("IMAGE") // 素材大类：IMAGE / VIDEO / OTHER
  renderer        String          @default("CR")
  renderTime      String?
  imageResolution String?
  colorMode       String?
  audioDuration   String?         // 音频时长，如：00:30、1:25
  audioCategory   String?         // 音频分类，如：背景音乐、音效、配音
  audioScene      String?         // 音频使用场景，如：广告、产品视频、直播
  audioUrl        String?         // 音频文件URL，用于在线播放
  authorName      String
  /// 素材归属类型：USER（个人负责）/ TEAM（团队空间）
  ownerType       String          @default("TEAM")
  /// 素材归属主体ID：当 ownerType=USER 时为用户ID；ownerType=TEAM 时为团队/空间ID
  ownerId         String          @default("default-team")
  /// 最初上传者用户ID（离职后仍然保留，便于追溯）
  createdByUserId String?
  /// 最近一次所有权移交时间
  lastTransferredAt DateTime?
  zipFileName     String          @default("")
  zipFilePath     String          @default("")
  zipFileSize     BigInt          @default(0)
  // 视频类素材相关字段（为后续视频预览 / 转码预留）
  videoSourceUrl      String?      // 源视频文件 URL
  videoPreview540Url  String?      // 540P 预览视频 URL
  videoPreviewClipUrl String?      // 首页卡片用 10 秒超小预览视频 URL
  videoCoverUrl       String?      // 从视频帧中截取的封面图 URL
  videoDuration       Int?         // 视频时长（秒）
  videoProcessingStatus String?    // 视频处理状态：pending / processing / done / failed
  downloadCount   Int             @default(0)
  likeCount       Int             @default(0)
  createdAt       DateTime        @default(now())
  updatedAt       DateTime        @updatedAt
  userId          String
  displayImages   String          @default("")
  platformName    String          @default("")
  previewUrls     String? // 多预览图URLs（JSON数组格式）
  metadata        String?
  templateId      String?
  isPremium       Boolean         @default(false)
  deletedAt       DateTime?       // 软删除时间戳
  likes           MaterialLike[]
  favorites       MaterialFavorite[]
  downloadLogs    MaterialDownloadLog[]
  browseHistory   BrowseHistory[]
  shareTokens      MaterialShareToken[]
  videoTranscodeJob VideoTranscodeJob?
  template        UploadTemplate? @relation(fields: [templateId], references: [id])
  user            User            @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@index([userId])
  @@index([ownerType, ownerId])
  @@index([createdByUserId])
  @@index([createdAt])
  @@index([categoryName])
  @@index([sceneName])
  @@index([platformName])
  @@index([materialType])
  @@index([downloadCount])
  @@index([likeCount])
  @@index([deletedAt])
  @@map("materials")
}

model VideoTranscodeJob {
  id              String    @id @default(uuid())
  materialId      String    @unique
  videoSourceUrl  String
  status          String    @default("queued") // queued / processing / done / failed
  attempts        Int       @default(0)
  maxAttempts     Int       @default(3)
  needsCoverImage Boolean   @default(true)
  errorMessage    String?
  lockedAt        DateTime?
  startedAt       DateTime?
  finishedAt      DateTime?
  createdAt       DateTime  @default(now())
  updatedAt       DateTime  @updatedAt
  material        Material  @relation(fields: [materialId], references: [id], onDelete: Cascade)

  @@index([status, updatedAt])
  @@index([lockedAt])
  @@map("video_transcode_jobs")
}

model MaterialLike {
  id         String   @id @default(uuid())
  materialId String
  userId     String
  createdAt  DateTime @default(now())
  material   Material @relation(fields: [materialId], references: [id], onDelete: Cascade)
  user       User     @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@unique([materialId, userId])
  @@index([materialId])
  @@index([userId])
  @@map("material_likes")
}

model MaterialFavorite {
  id         String   @id @default(uuid())
  materialId String
  userId     String
  createdAt  DateTime @default(now())
  material   Material @relation(fields: [materialId], references: [id], onDelete: Cascade)
  user       User     @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@unique([materialId, userId])
  @@index([materialId])
  @@index([userId])
  @@map("material_favorites")
}

model MaterialDownloadLog {
  id           String   @id @default(uuid())
  materialId   String
  userId       String
  downloadedAt DateTime @default(now())
  material     Material @relation(fields: [materialId], references: [id], onDelete: Cascade)
  user         User     @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@index([materialId])
  @@index([userId])
  @@index([downloadedAt])
  @@index([materialId, userId, downloadedAt])
  @@map("material_download_logs")
}

model MaterialLog {
  id          String   @id @default(uuid())
  materialId  String
  userId      String
  action      String   // 'UPLOAD', 'UPDATE', 'DELETE', 'TOGGLE_PREMIUM'
  changes     Json?    // 详细变更记录，格式：{ "fieldName": { "oldValue": "...", "newValue": "..." } }
  materialSnapshot Json? // 素材硬删除后仍用于审计展示的最小快照
  timestamp   DateTime @default(now())
  user        User     @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@index([materialId])
  @@index([userId])
  @@index([timestamp])
  @@map("material_logs")
}

model Category {
  id        String   @id @default(uuid())
  name      String   @unique
  options   String? // JSON array of options for dropdown
  createdAt DateTime @default(now())

  @@map("categories")
}

model Scene {
  id        String   @id @default(uuid())
  name      String   @unique
  options   String? // JSON array of options for dropdown
  createdAt DateTime @default(now())

  @@map("scenes")
}

model Platform {
  id        String   @id @default(uuid())
  name      String   @unique
  options   String? // JSON array of options for dropdown
  createdAt DateTime @default(now())

  @@map("platforms")
}

model SystemSettings {
  id                      String   @id @default(uuid())
  headerBgColor           String   @default("#1f2937")
  siteName                String   @default("FLNXI素材库")
  premiumRatio            Float    @default(10.0)
  updatedAt               DateTime @updatedAt
  createdAt               DateTime @default(now())
  headerLogoUrl           String   @default("")
  loginLogoUrl            String   @default("")
  s3AccessKey             String   @default("")
  s3Bucket                String   @default("")
  s3Endpoint              String   @default("")
  s3PublicUrl             String   @default("")
  s3Region                String   @default("us-east-1")
  s3SecretKey             String   @default("")
  enableRegistration      Boolean  @default(true)
  enableUserActivation    Boolean  @default(false)
  enableAiImageEdit       Boolean  @default(false)
  enableTunnelService     Boolean  @default(false)
  enablePublicShare       Boolean  @default(true)
  homeDeleteButtonMode    String?  @default("ADMIN_ONLY")
  enabledBuiltinTemplates String? // JSON array of enabled builtin template keys (empty array or null = all enabled)
  categoryManagedFields   String? // JSON array，记录分类管理已启用的字段 key

  @@map("system_settings")
}

model Department {
  id        String   @id @default(uuid())
  name      String   @unique
  createdAt DateTime @default(now())

  @@map("departments")
}

model Danmaku {
  id        String   @id @default(uuid())
  content   String
  username  String
  userId    String
  createdAt DateTime @default(now())

  @@index([createdAt])
  @@map("danmakus")
}

model Invitation {
  id          String    @id @default(uuid())
  code        String    @unique
  createdBy   String
  usedBy      String?
  usedAt      DateTime?
  expiresAt   DateTime?
  maxUses     Int       @default(1)
  currentUses Int       @default(0)
  isActive    Boolean   @default(true)
  createdAt   DateTime  @default(now())
  updatedAt   DateTime  @updatedAt

  @@index([code])
  @@index([createdBy])
  @@map("invitations")
}


model BrowseHistory {
  id         String   @id @default(uuid())
  materialId String
  userId     String
  viewedAt   DateTime @default(now())
  material   Material @relation(fields: [materialId], references: [id], onDelete: Cascade)
  user       User     @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@unique([materialId, userId])
  @@index([userId])
  @@index([viewedAt])
  @@index([userId, viewedAt])
  @@map("browse_history")
}

// 系统配置表（用于存储许可证等配置）
model SystemConfig {
  id        String   @id @default(uuid())
  key       String   @unique
  value     String   @db.Text
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  @@map("system_configs")
}