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

datasource db {
  provider = "mysql"
}

model Category {
  id        Int      @id @default(autoincrement())
  name      String   @db.VarChar(50)
  slug      String   @unique @db.VarChar(50)
  icon      String?  @db.VarChar(100)
  parentId  Int?     @map("parent_id")
  sortOrder Int      @default(0) @map("sort_order")
  createdAt DateTime @default(now()) @map("created_at")
  updatedAt DateTime @updatedAt @map("updated_at")

  tools        Tool[]
  pendingTools PendingTool[]
  parent       Category?     @relation("CategoryToCategory", fields: [parentId], references: [id])
  children     Category[]    @relation("CategoryToCategory")

  @@map("categories")
}

model SkillCategory {
  id        Int      @id @default(autoincrement())
  name      String   @db.VarChar(50)
  slug      String   @unique @db.VarChar(50)
  icon      String?  @db.VarChar(100)
  parentId  Int?     @map("parent_id")
  sortOrder Int      @default(0) @map("sort_order")
  createdAt DateTime @default(now()) @map("created_at")
  updatedAt DateTime @updatedAt @map("updated_at")

  skills        Skill[]
  pendingSkills PendingSkill[]
  parent        SkillCategory?  @relation("SkillCategoryToSkillCategory", fields: [parentId], references: [id])
  children      SkillCategory[] @relation("SkillCategoryToSkillCategory")

  @@map("skill_categories")
}

model Tool {
  id            Int          @id @default(autoincrement())
  name          String       @db.VarChar(100)
  slug          String       @unique @db.VarChar(100)
  categoryId    Int          @map("category_id")
  description   String       @db.Text
  logoUrl       String?      @map("logo_url") @db.VarChar(255)
  websiteUrl    String       @map("website_url") @db.VarChar(255)
  pricingModel  PricingModel @default(freemium) @map("pricing_model")
  pricingDetail String?      @map("pricing_detail") @db.VarChar(200)
  features      Json?
  tags          Json?
  viewCount     Int          @default(0) @map("view_count")
  commentCount  Int          @default(0) @map("comment_count")
  avgRating     Float        @default(0) @map("avg_rating")
  status        Status       @default(draft)
  lastCheckedAt DateTime?    @map("last_checked_at")
  websiteOk     Boolean      @default(true) @map("website_ok")
  logoOk        Boolean      @default(true) @map("logo_ok")
  createdAt     DateTime     @default(now()) @map("created_at")
  updatedAt     DateTime     @updatedAt @map("updated_at")

  category        Category          @relation(fields: [categoryId], references: [id])
  favorites       Favorite[]
  browsingHistory BrowsingHistory[]
  reviews         Review[]
  collectionItems CollectionItem[]
  comments        Comment[]

  @@index([categoryId, status])
  @@fulltext([name, description])
  @@map("tools")
}

model PendingTool {
  id              Int           @id @default(autoincrement())
  name            String        @db.VarChar(100)
  slug            String?       @db.VarChar(100)
  categoryId      Int?          @map("category_id")
  description     String?       @db.Text
  logoUrl         String?       @map("logo_url") @db.VarChar(255)
  websiteUrl      String?       @map("website_url") @db.VarChar(255)
  pricingModel    PricingModel? @default(freemium) @map("pricing_model")
  pricingDetail   String?       @map("pricing_detail") @db.VarChar(200)
  features        Json?
  tags            Json?
  sourceUrl       String?       @map("source_url") @db.VarChar(255)
  status          PendingStatus @default(pending)
  checkWebsiteOk  Boolean?      @map("check_website_ok")
  checkLogoOk     Boolean?      @map("check_logo_ok")
  checkDescOk     Boolean?      @map("check_desc_ok")
  checkCategoryOk Boolean?      @map("check_category_ok")
  checkDetail     Json?         @map("check_detail")
  createdAt       DateTime      @default(now()) @map("created_at")
  updatedAt       DateTime      @updatedAt @map("updated_at")

  category Category? @relation(fields: [categoryId], references: [id])

  @@map("pending_tools")
}

model Skill {
  id          Int      @id @default(autoincrement())
  name        String   @db.VarChar(100)
  slug        String   @unique @db.VarChar(100)
  categoryId  Int      @map("category_id")
  description String   @db.Text
  logoUrl     String?  @map("logo_url") @db.VarChar(255)
  sourceUrl   String   @map("source_url") @db.VarChar(255)
  sourceType  String   @default("gitee") @map("source_type") @db.VarChar(20)
  rating      Float    @default(0) @db.Float
  features    Json?
  tags        Json?
  viewCount   Int      @default(0) @map("view_count")
  status      Status   @default(draft)
  createdAt   DateTime @default(now()) @map("created_at")
  updatedAt   DateTime @updatedAt @map("updated_at")

  category        SkillCategory     @relation(fields: [categoryId], references: [id])
  favorites       Favorite[]
  browsingHistory BrowsingHistory[]
  reviews         Review[]
  collectionItems CollectionItem[]
  skillReview     SkillReview?
  comments        Comment[]

  lastReviewedAt     DateTime? @map("last_reviewed_at")
  githubStarsHistory Json?     @map("github_stars_history")
  githubStars        Int       @default(0) @map("github_stars")
  starsChangeDay     Int       @default(0) @map("stars_change_day")
  starsChangeWeek    Int       @default(0) @map("stars_change_week")
  starsChangeMonth   Int       @default(0) @map("stars_change_month")
  commentCount       Int       @default(0) @map("comment_count")
  avgRating          Float     @default(0) @map("avg_rating")

  @@index([categoryId, status])
  @@map("skills")
}

model PendingSkill {
  id          Int           @id @default(autoincrement())
  name        String        @db.VarChar(100)
  slug        String?       @db.VarChar(100)
  categoryId  Int?          @map("category_id")
  description String?       @db.Text
  logoUrl     String?       @map("logo_url") @db.VarChar(255)
  sourceUrl   String?       @map("source_url") @db.VarChar(255)
  sourceType  String?       @map("source_type") @db.VarChar(20)
  rating      Float         @default(0) @db.Float
  features    Json?
  tags        Json?
  status      PendingStatus @default(pending)
  createdAt   DateTime      @default(now()) @map("created_at")
  updatedAt   DateTime      @updatedAt @map("updated_at")

  category SkillCategory? @relation(fields: [categoryId], references: [id])

  @@map("pending_skills")
}

enum PricingModel {
  free
  freemium
  paid
  subscription
}

enum Status {
  draft
  published
}

enum PendingStatus {
  pending
  approved
  rejected
}

model SystemConfig {
  id    Int    @id @default(autoincrement())
  key   String @unique @db.VarChar(50)
  value Json

  @@map("system_configs")
}

model User {
  id            Int       @id @default(autoincrement())
  email         String    @unique @db.VarChar(255)
  passwordHash  String?   @db.VarChar(255)
  name          String?   @db.VarChar(100)
  avatarUrl     String?
  bio           String?   @db.Text
  oauthProvider String?   @db.VarChar(50)
  oauthId       String?   @unique @db.VarChar(255)
  role          String    @default("user") @db.VarChar(20)
  roleId        Int?      @map("role_id")
  points        Int       @default(0)
  level         UserLevel @default(LV01)
  isBot         Boolean   @default(false) @map("is_bot")
  createdAt     DateTime  @default(now()) @map("created_at")
  updatedAt     DateTime  @updatedAt @map("updated_at")

  botConfig          BotConfig?
  assignedRole       Role?                    @relation(fields: [roleId], references: [id])
  favorites          Favorite[]
  browsingHistory    BrowsingHistory[]
  reviews            Review[]
  collections        Collection[]
  comments           Comment[]
  commentLikes       CommentLike[]
  notifications      Notification[]
  forumTopics        ForumTopic[]
  forumPosts         ForumPost[]
  pointsHistory      PointsHistory[]
  topicLikes         ForumTopicLike[]
  postLikes          ForumPostLike[]
  categoryFollows    ForumCategoryFollow[]
  topicBookmarks     ForumTopicBookmark[]
  topicDrafts        ForumDraft[]
  reports            ForumReport[]
  resolvedReports    ForumReport[]            @relation("ForumReportResolver")
  checkIns           ForumCheckIn[]
  moderationLogs     ForumModerationLog[]     @relation("ForumModerationActor")
  achievements       UserAchievement[]
  topicSubscriptions ForumTopicSubscription[]

  @@unique([oauthProvider, oauthId])
  @@map("users")
}

model PointsHistory {
  id        Int      @id @default(autoincrement())
  userId    Int      @map("user_id")
  points    Int
  reason    String   @db.VarChar(50)
  detail    String?  @db.VarChar(200)
  refType   String?  @map("ref_type") @db.VarChar(50)
  refId     Int?     @map("ref_id")
  createdAt DateTime @default(now()) @map("created_at")

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

  @@index([userId, createdAt])
  @@map("points_history")
}

enum UserLevel {
  LV01
  LV02
  LV03
  LV04
  LV05
  LV06
  LV07
  LV08
  LV09
  LV10
  LV11
  LV12
  LV13
  LV14
  LV15
  LV16
  LV17
  LV18
  LV19
  LV20
}

model Role {
  id        Int      @id @default(autoincrement())
  name      String   @db.VarChar(50)
  slug      String   @unique @db.VarChar(50)
  isSystem  Boolean  @default(false) @map("is_system")
  createdAt DateTime @default(now()) @map("created_at")
  updatedAt DateTime @updatedAt @map("updated_at")

  permissions RolePermission[]
  users       User[]

  @@map("roles")
}

model Permission {
  id        Int      @id @default(autoincrement())
  groupName String   @map("group_name") @db.VarChar(50)
  name      String   @db.VarChar(50)
  key       String   @unique @db.VarChar(80)
  sortOrder Int      @default(0) @map("sort_order")
  createdAt DateTime @default(now()) @map("created_at")

  rolePermissions RolePermission[]

  @@index([groupName, sortOrder])
  @@map("permissions")
}

model RolePermission {
  roleId       Int @map("role_id")
  permissionId Int @map("permission_id")

  role       Role       @relation(fields: [roleId], references: [id], onDelete: Cascade)
  permission Permission @relation(fields: [permissionId], references: [id], onDelete: Cascade)

  @@id([roleId, permissionId])
  @@map("role_permissions")
}

model Favorite {
  id        Int      @id @default(autoincrement())
  userId    Int      @map("user_id")
  toolId    Int?     @map("tool_id")
  skillId   Int?     @map("skill_id")
  createdAt DateTime @default(now()) @map("created_at")

  user  User   @relation(fields: [userId], references: [id], onDelete: Cascade)
  tool  Tool?  @relation(fields: [toolId], references: [id], onDelete: Cascade)
  skill Skill? @relation(fields: [skillId], references: [id], onDelete: Cascade)

  @@unique([userId, toolId])
  @@unique([userId, skillId])
  @@index([userId])
  @@map("favorites")
}

model BrowsingHistory {
  id       Int      @id @default(autoincrement())
  userId   Int      @map("user_id")
  toolId   Int?     @map("tool_id")
  skillId  Int?     @map("skill_id")
  viewedAt DateTime @default(now()) @updatedAt @map("viewed_at")

  user  User   @relation(fields: [userId], references: [id], onDelete: Cascade)
  tool  Tool?  @relation(fields: [toolId], references: [id], onDelete: Cascade)
  skill Skill? @relation(fields: [skillId], references: [id], onDelete: Cascade)

  @@unique([userId, toolId])
  @@unique([userId, skillId])
  @@index([userId, viewedAt])
  @@map("browsing_histories")
}

model Review {
  id        Int      @id @default(autoincrement())
  userId    Int      @map("user_id")
  toolId    Int?     @map("tool_id")
  skillId   Int?     @map("skill_id")
  rating    Int?
  comment   String   @db.Text
  createdAt DateTime @default(now()) @map("created_at")

  user  User   @relation(fields: [userId], references: [id], onDelete: Cascade)
  tool  Tool?  @relation(fields: [toolId], references: [id], onDelete: Cascade)
  skill Skill? @relation(fields: [skillId], references: [id], onDelete: Cascade)

  @@unique([userId, toolId])
  @@unique([userId, skillId])
  @@index([toolId, createdAt])
  @@index([skillId, createdAt])
  @@map("reviews")
}

model Collection {
  id          Int      @id @default(autoincrement())
  userId      Int      @map("user_id")
  name        String   @db.VarChar(50)
  description String?  @db.Text
  sortOrder   Int      @default(0) @map("sort_order")
  createdAt   DateTime @default(now()) @map("created_at")
  updatedAt   DateTime @updatedAt @map("updated_at")

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

  @@index([userId])
  @@map("collections")
}

model CollectionItem {
  id           Int      @id @default(autoincrement())
  collectionId Int      @map("collection_id")
  toolId       Int?     @map("tool_id")
  skillId      Int?     @map("skill_id")
  addedAt      DateTime @default(now()) @map("added_at")

  collection Collection @relation(fields: [collectionId], references: [id], onDelete: Cascade)
  tool       Tool?      @relation(fields: [toolId], references: [id], onDelete: Cascade)
  skill      Skill?     @relation(fields: [skillId], references: [id], onDelete: Cascade)

  @@unique([collectionId, toolId])
  @@unique([collectionId, skillId])
  @@index([collectionId])
  @@map("collection_items")
}

model DailyReport {
  id        Int      @id @default(autoincrement())
  date      DateTime @unique @db.Date
  title     String   @db.VarChar(200)
  summary   String?  @db.Text
  hotCount  Int      @default(0) @map("hot_count")
  coverUrl  String?  @map("cover_url") @db.VarChar(255)
  status    Status   @default(draft)
  createdAt DateTime @default(now()) @map("created_at")
  updatedAt DateTime @updatedAt @map("updated_at")

  items DailyReportItem[]

  @@index([date])
  @@index([status])
  @@map("daily_reports")
}

model DailyReportItem {
  id        Int      @id @default(autoincrement())
  reportId  Int      @map("report_id")
  sortOrder Int      @default(0) @map("sort_order")
  category  String   @default("tech") @db.VarChar(20)
  title     String   @db.VarChar(200)
  summary   String?  @db.Text
  detail    String?  @db.Text
  sourceUrl String?  @map("source_url") @db.VarChar(500)
  imageUrl  String?  @map("image_url") @db.VarChar(255)
  hotScore  Int      @default(0) @map("hot_score")
  createdAt DateTime @default(now()) @map("created_at")

  report DailyReport @relation(fields: [reportId], references: [id], onDelete: Cascade)

  @@index([reportId, sortOrder])
  @@map("daily_report_items")
}

model SkillReview {
  id      Int   @id @default(autoincrement())
  skillId Int   @unique @map("skill_id")
  skill   Skill @relation(fields: [skillId], references: [id])

  capability  Float
  devExp      Float @map("dev_exp")
  costLicense Float @map("cost_license")
  community   Float
  performance Float
  overall     Float

  reviews Json

  longArticle String? @map("long_article") @db.Text
  videoScript String? @map("video_script") @db.Text
  socialCards Json?   @map("social_cards")

  status     ReviewStatus @default(DRAFT)
  reviewedAt DateTime     @updatedAt @map("reviewed_at")
  createdAt  DateTime     @default(now()) @map("created_at")

  @@index([skillId])
  @@index([overall])
  @@map("skill_reviews")
}

model ReviewGenerationLog {
  id        Int      @id @default(autoincrement())
  skillId   Int      @map("skill_id")
  status    String   @db.VarChar(20)
  prompt    String   @db.Text
  response  String?  @db.Text
  error     String?  @db.Text
  createdAt DateTime @default(now()) @map("created_at")

  @@index([skillId])
  @@map("review_generation_logs")
}

enum ReviewStatus {
  DRAFT
  PUBLISHED
  REJECTED
  OUTDATED
}

model TaskLog {
  id         Int       @id @default(autoincrement())
  taskKey    String    @map("task_key") @db.VarChar(50)
  taskName   String    @map("task_name") @db.VarChar(100)
  status     String    @db.VarChar(20)
  startedAt  DateTime  @map("started_at")
  finishedAt DateTime? @map("finished_at")
  duration   Int?
  result     Json?
  error      String?   @db.Text
  triggerBy  String    @default("cron") @map("trigger_by") @db.VarChar(20)
  createdAt  DateTime  @default(now()) @map("created_at")

  @@index([taskKey, startedAt])
  @@map("task_logs")
}

model TaskConfig {
  id          Int      @id @default(autoincrement())
  taskKey     String   @unique @map("task_key") @db.VarChar(50)
  taskName    String   @map("task_name") @db.VarChar(100)
  description String?  @db.VarChar(255)
  enabled     Boolean  @default(true)
  cronExpr    String?  @map("cron_expr") @db.VarChar(50)
  config      Json?
  updatedAt   DateTime @updatedAt @map("updated_at")

  @@map("task_configs")
}

model Comment {
  id        Int           @id @default(autoincrement())
  userId    Int           @map("user_id")
  toolId    Int?          @map("tool_id")
  skillId   Int?          @map("skill_id")
  parentId  Int?          @map("parent_id")
  content   String        @db.Text
  rating    Int?
  likeCount Int           @default(0) @map("like_count")
  isPinned  Boolean       @default(false) @map("is_pinned")
  status    CommentStatus @default(ACTIVE)
  createdAt DateTime      @default(now()) @map("created_at")
  updatedAt DateTime      @updatedAt @map("updated_at")

  user    User          @relation(fields: [userId], references: [id])
  tool    Tool?         @relation(fields: [toolId], references: [id], onDelete: Cascade)
  skill   Skill?        @relation(fields: [skillId], references: [id], onDelete: Cascade)
  parent  Comment?      @relation("CommentReplies", fields: [parentId], references: [id])
  replies Comment[]     @relation("CommentReplies")
  likes   CommentLike[]

  @@index([toolId, createdAt])
  @@index([skillId, createdAt])
  @@index([userId])
  @@map("comments")
}

enum CommentStatus {
  ACTIVE
  HIDDEN
  DELETED
}

model CommentLike {
  id        Int      @id @default(autoincrement())
  commentId Int      @map("comment_id")
  userId    Int      @map("user_id")
  createdAt DateTime @default(now()) @map("created_at")

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

  @@unique([commentId, userId])
  @@map("comment_likes")
}

model Notification {
  id        Int       @id @default(autoincrement())
  userId    Int       @map("user_id")
  type      NotifType
  title     String    @db.VarChar(100)
  content   String?   @db.VarChar(255)
  link      String?   @db.VarChar(255)
  isRead    Boolean   @default(false) @map("is_read")
  createdAt DateTime  @default(now()) @map("created_at")

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

  @@index([userId, isRead, createdAt])
  @@map("notifications")
}

enum NotifType {
  COMMENT_REPLY
  COMMENT_LIKE
  TOPIC_REPLY
  MENTION
  BEST_ANSWER
  POST_LIKE
  TOPIC_LIKE
  SYSTEM
}

model ForumCategory {
  id            Int      @id @default(autoincrement())
  name          String   @db.VarChar(30)
  slug          String   @unique @db.VarChar(30)
  description   String?  @db.VarChar(100)
  icon          String?  @db.VarChar(30)
  parentId      Int?     @map("parent_id")
  sortOrder     Int      @default(0) @map("sort_order")
  topicCount    Int      @default(0) @map("topic_count")
  followerCount Int      @default(0) @map("follower_count")
  createdAt     DateTime @default(now()) @map("created_at")

  parent    ForumCategory?        @relation("CategoryHierarchy", fields: [parentId], references: [id])
  children  ForumCategory[]       @relation("CategoryHierarchy")
  topics    ForumTopic[]
  followers ForumCategoryFollow[]

  @@map("forum_categories")
}

model ForumTopic {
  id          Int       @id @default(autoincrement())
  categoryId  Int       @map("category_id")
  userId      Int       @map("user_id")
  title       String    @db.VarChar(100)
  slug        String    @unique @db.VarChar(120)
  content     String    @db.Text
  isPinned    Boolean   @default(false) @map("is_pinned")
  isLocked    Boolean   @default(false) @map("is_locked")
  isFeatured  Boolean   @default(false) @map("is_featured")
  isHidden    Boolean   @default(false) @map("is_hidden")
  viewCount   Int       @default(0) @map("view_count")
  replyCount  Int       @default(0) @map("reply_count")
  likeCount   Int       @default(0) @map("like_count")
  lastReplyAt DateTime? @map("last_reply_at")
  createdAt   DateTime  @default(now()) @map("created_at")
  updatedAt   DateTime  @updatedAt @map("updated_at")

  category    ForumCategory            @relation(fields: [categoryId], references: [id])
  user        User                     @relation(fields: [userId], references: [id])
  posts       ForumPost[]
  likes       ForumTopicLike[]
  tags        ForumTopicTag[]
  bookmarks   ForumTopicBookmark[]
  reports     ForumReport[]
  subscribers ForumTopicSubscription[]

  @@index([categoryId, lastReplyAt])
  @@index([categoryId, isPinned, createdAt])
  @@index([userId])
  @@index([isFeatured, lastReplyAt])
  @@index([isHidden])
  @@fulltext([title])
  @@fulltext([title, content])
  @@map("forum_topics")
}

model ForumPost {
  id              Int      @id @default(autoincrement())
  topicId         Int      @map("topic_id")
  userId          Int      @map("user_id")
  content         String   @db.Text
  isAnswer        Boolean  @default(false) @map("is_answer")
  isHidden        Boolean  @default(false) @map("is_hidden")
  likeCount       Int      @default(0) @map("like_count")
  replyToId       Int?     @map("reply_to_id")
  replyToSnapshot String?  @map("reply_to_snapshot") @db.VarChar(300)
  createdAt       DateTime @default(now()) @map("created_at")
  updatedAt       DateTime @updatedAt @map("updated_at")

  topic   ForumTopic      @relation(fields: [topicId], references: [id], onDelete: Cascade)
  user    User            @relation(fields: [userId], references: [id])
  likes   ForumPostLike[]
  replyTo ForumPost?      @relation("PostReplies", fields: [replyToId], references: [id], onDelete: SetNull)
  replies ForumPost[]     @relation("PostReplies")

  @@index([topicId, createdAt])
  @@index([userId])
  @@index([replyToId])
  @@index([isHidden])
  @@map("forum_posts")
}

model ForumTopicLike {
  id        Int      @id @default(autoincrement())
  topicId   Int      @map("topic_id")
  userId    Int      @map("user_id")
  createdAt DateTime @default(now()) @map("created_at")

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

  @@unique([topicId, userId])
  @@index([userId])
  @@map("forum_topic_likes")
}

model ForumPostLike {
  id        Int      @id @default(autoincrement())
  postId    Int      @map("post_id")
  userId    Int      @map("user_id")
  createdAt DateTime @default(now()) @map("created_at")

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

  @@unique([postId, userId])
  @@index([userId])
  @@map("forum_post_likes")
}

model ForumCategoryFollow {
  id         Int      @id @default(autoincrement())
  categoryId Int      @map("category_id")
  userId     Int      @map("user_id")
  createdAt  DateTime @default(now()) @map("created_at")

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

  @@unique([categoryId, userId])
  @@index([userId])
  @@map("forum_category_follows")
}

model ForumTag {
  id         Int      @id @default(autoincrement())
  name       String   @unique @db.VarChar(20)
  slug       String   @unique @db.VarChar(30)
  topicCount Int      @default(0) @map("topic_count")
  createdAt  DateTime @default(now()) @map("created_at")

  topics ForumTopicTag[]

  @@map("forum_tags")
}

model ForumTopicTag {
  id      Int @id @default(autoincrement())
  topicId Int @map("topic_id")
  tagId   Int @map("tag_id")

  topic ForumTopic @relation(fields: [topicId], references: [id], onDelete: Cascade)
  tag   ForumTag   @relation(fields: [tagId], references: [id], onDelete: Cascade)

  @@unique([topicId, tagId])
  @@index([tagId])
  @@map("forum_topic_tags")
}

model ForumDraft {
  id         Int      @id @default(autoincrement())
  userId     Int      @map("user_id")
  categoryId Int?     @map("category_id")
  title      String?  @db.VarChar(100)
  content    String   @db.Text
  createdAt  DateTime @default(now()) @map("created_at")
  updatedAt  DateTime @updatedAt @map("updated_at")

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

  @@index([userId, updatedAt])
  @@map("forum_drafts")
}

model ForumTopicBookmark {
  id        Int      @id @default(autoincrement())
  topicId   Int      @map("topic_id")
  userId    Int      @map("user_id")
  createdAt DateTime @default(now()) @map("created_at")

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

  @@unique([topicId, userId])
  @@index([userId, createdAt])
  @@map("forum_topic_bookmarks")
}

model ForumReport {
  id         Int       @id @default(autoincrement())
  reporterId Int       @map("reporter_id")
  topicId    Int?      @map("topic_id")
  postId     Int?      @map("post_id")
  reason     String    @db.VarChar(50)
  detail     String?   @db.VarChar(500)
  status     String    @default("pending") @db.VarChar(20)
  resolution String?   @db.VarChar(20)
  resolvedBy Int?      @map("resolved_by")
  resolvedAt DateTime? @map("resolved_at")
  createdAt  DateTime  @default(now()) @map("created_at")

  reporter User        @relation(fields: [reporterId], references: [id], onDelete: Cascade)
  topic    ForumTopic? @relation(fields: [topicId], references: [id], onDelete: Cascade)
  resolver User?       @relation("ForumReportResolver", fields: [resolvedBy], references: [id], onDelete: SetNull)

  @@index([status, createdAt])
  @@index([reporterId])
  @@index([topicId])
  @@index([postId])
  @@index([resolvedBy])
  @@map("forum_reports")
}

model ForumCheckIn {
  id           Int      @id @default(autoincrement())
  userId       Int      @map("user_id")
  checkInDate  DateTime @map("check_in_date") @db.Date
  streak       Int      @default(1)
  pointsEarned Int      @default(0) @map("points_earned")
  createdAt    DateTime @default(now()) @map("created_at")

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

  @@unique([userId, checkInDate])
  @@index([userId, checkInDate])
  @@map("forum_check_ins")
}

model ForumModerationLog {
  id         Int      @id @default(autoincrement())
  actorId    Int      @map("actor_id")
  targetType String   @map("target_type") @db.VarChar(20)
  targetId   Int      @map("target_id")
  action     String   @db.VarChar(30)
  reason     String?  @db.VarChar(200)
  createdAt  DateTime @default(now()) @map("created_at")

  actor User @relation("ForumModerationActor", fields: [actorId], references: [id], onDelete: Cascade)

  @@index([actorId, createdAt])
  @@index([targetType, targetId])
  @@index([createdAt])
  @@map("forum_moderation_logs")
}

model BotConfig {
  id            Int      @id @default(autoincrement())
  userId        Int      @unique @map("user_id")
  displayName   String   @map("display_name") @db.VarChar(50)
  personality   Json
  primaryForums Json     @map("primary_forums")
  activeHours   Json     @map("active_hours")
  createdAt     DateTime @default(now()) @map("created_at")
  updatedAt     DateTime @updatedAt @map("updated_at")

  user                   User                    @relation(fields: [userId], references: [id])
  memories               BotMemory[]
  botPersonaVariants     BotPersonaVariant[]     @relation("BotVariants")
  adversarialLearnings   BotAdversarialLearning[] @relation("BotAdversarialLearnings")

  @@map("bot_configs")
}

model BotMemory {
  id          Int       @id @default(autoincrement())
  botId       Int       @map("bot_id")
  memoryType  String    @map("memory_type") @db.VarChar(20)
  layer       String    @default("LONGTERM") @map("layer") @db.VarChar(20)
  content     Json
  importance  Float     @default(0.5)
  contextTags Json?     @map("context_tags")
  ttl         DateTime? @map("ttl")
  createdAt   DateTime  @default(now()) @map("created_at")

  bot BotConfig @relation(fields: [botId], references: [id])

  @@index([botId, layer, importance])
  @@index([botId, memoryType, createdAt])
  @@index([botId, createdAt])
  @@map("bot_memories")
}

model BotDailyStat {
  id                Int      @id @default(autoincrement())
  botId             Int      @map("bot_id")
  date              DateTime @db.Date
  topicCreated      Int      @default(0) @map("topic_created")
  replySent         Int      @default(0) @map("reply_sent")
  followUpSent      Int      @default(0) @map("follow_up_sent")
  repliesReceived   Int      @default(0) @map("replies_received")
  likesReceived     Int      @default(0) @map("likes_received")
  humanInteractions Int      @default(0) @map("human_interactions")
  feedbackProcessed Int      @default(0) @map("feedback_processed")
  topTopicId        Int?     @map("top_topic_id")
  updatedAt         DateTime @updatedAt @map("updated_at")

  @@unique([botId, date])
  @@index([date])
  @@map("bot_daily_stats")
}

model BotSkill {
  id             Int      @id @default(autoincrement())
  botId          Int      @map("bot_id")
  name           String   @db.VarChar(50)
  category       String   @db.VarChar(30)
  hookPattern    String   @map("hook_pattern") @db.Text
  bodyTemplate   String   @map("body_template") @db.Text
  applicability  String?  @db.Text
  sourceTopicIds Json     @map("source_topic_ids")
  successRate    Float    @default(0) @map("success_rate")
  usageCount     Int      @default(0) @map("usage_count")
  avgReplies     Float    @default(0) @map("avg_replies")
  avgLikes       Float    @default(0) @map("avg_likes")
  version        Int      @default(1)
  isActive       Boolean  @default(true) @map("is_active")
  createdAt      DateTime @default(now()) @map("created_at")
  updatedAt      DateTime @updatedAt @map("updated_at")

  @@index([botId, category, isActive])
  @@index([botId, successRate])
  @@map("bot_skills")
}

model BotWeeklyReview {
  id              Int      @id @default(autoincrement())
  botId           Int      @map("bot_id")
  weekStart       DateTime @map("week_start") @db.Date
  weekEnd         DateTime @map("week_end") @db.Date
  topicsCreated   Int      @default(0) @map("topics_created")
  repliesSent     Int      @default(0) @map("replies_sent")
  repliesReceived Int      @default(0) @map("replies_received")
  humanRatio      Float    @default(0) @map("human_ratio")
  likesReceived   Int      @default(0) @map("likes_received")
  engagementScore Float    @default(0) @map("engagement_score")
  nextWeekQuota   String   @map("next_week_quota") @db.VarChar(20)
  reflection      String?  @db.Text
  createdAt       DateTime @default(now()) @map("created_at")

  @@unique([botId, weekStart])
  @@index([botId, weekStart])
  @@map("bot_weekly_reviews")
}

model BotPersona {
  botId            Int      @id @map("bot_id")
  avgReplyLength   Int      @default(0) @map("avg_reply_length")
  questionRatio    Float    @default(0) @map("question_ratio")
  exclamationCount Int      @default(0) @map("exclamation_count")
  avgTopicLength   Int      @default(0) @map("avg_topic_length")
  stanceKeywords   Json?    @map("stance_keywords")
  topHumanUsers    Json?    @map("top_human_users")
  topTopicTypes    Json?    @map("top_topic_types")
  lastTopicTitles  Json?    @map("last_topic_titles")
  postSampleCount  Int     @default(0) @map("post_sample_count")
  updatedAt        DateTime @updatedAt @map("updated_at")

  @@map("bot_personas")
}

model BotPersonaVariant {
  id              Int      @id @default(autoincrement())
  botId           Int      @map("bot_id")
  experimentId    Int?     @map("experiment_id")
  variantKey      String   @map("variant_key") @db.VarChar(20)
  label           String   @db.VarChar(50)
  description     String?  @db.VarChar(200)
  stanceKeywords  Json?    @map("stance_keywords")
  topTopicTypes   Json?    @map("top_topic_types")
  topHumanUsers   Json?    @map("top_human_users")
  styleHints      Json?    @map("style_hints")
  weight          Float    @default(0.5)
  isControl       Boolean  @default(false) @map("is_control")
  isActive        Boolean  @default(true) @map("is_active")
  sampleCount     Int      @default(0) @map("sample_count")
  replyCount      Int      @default(0) @map("reply_count")
  likeCount       Int      @default(0) @map("like_count")
  humanReplyCount Int      @default(0) @map("human_reply_count")
  engagementScore Float    @default(0) @map("engagement_score")
  createdAt       DateTime @default(now()) @map("created_at")
  updatedAt       DateTime @updatedAt @map("updated_at")

  botConfig    BotConfig              @relation("BotVariants", fields: [botId], references: [id], onDelete: Cascade)
  experiment   BotPersonaExperiment?  @relation("ExperimentVariants", fields: [experimentId], references: [id], onDelete: SetNull)
  assignments  BotPersonaAssignment[]
  metrics      BotPersonaMetric[]

  @@unique([botId, variantKey])
  @@index([botId, isActive])
  @@index([experimentId])
  @@map("bot_persona_variants")
}

model BotPersonaExperiment {
  id                Int       @id @default(autoincrement())
  botId             Int       @map("bot_id")
  name              String    @db.VarChar(80)
  description       String?   @db.VarChar(200)
  status            String    @default("active") @db.VarChar(20)
  winnerVariantKey  String?   @map("winner_variant_key") @db.VarChar(20)
  minSamplesPerArm  Int       @default(20) @map("min_samples_per_arm")
  significanceLevel Float     @default(0.1) @map("significance_level")
  primaryMetric     String    @default("engagement_score") @map("primary_metric") @db.VarChar(30)
  config            Json?
  startedAt         DateTime  @default(now()) @map("started_at")
  endedAt           DateTime? @map("ended_at")
  lastAnalyzedAt    DateTime? @map("last_analyzed_at")
  createdAt         DateTime  @default(now()) @map("created_at")
  updatedAt         DateTime  @updatedAt @map("updated_at")

  variants BotPersonaVariant[] @relation("ExperimentVariants")

  @@index([botId, status])
  @@index([status])
  @@map("bot_persona_experiments")
}

model BotPersonaAssignment {
  id           Int      @id @default(autoincrement())
  botId        Int      @map("bot_id")
  variantId    Int      @map("variant_id")
  refType      String   @map("ref_type") @db.VarChar(20)
  refId        Int      @map("ref_id")
  forumSlug    String?  @map("forum_slug") @db.VarChar(30)
  replies      Int      @default(0)
  likes        Int      @default(0)
  humanReplies Int      @default(0) @map("human_replies")
  impressions  Int      @default(0)
  createdAt    DateTime @default(now()) @map("created_at")
  updatedAt    DateTime @updatedAt @map("updated_at")

  variant BotPersonaVariant @relation(fields: [variantId], references: [id], onDelete: Cascade)

  @@unique([refType, refId])
  @@index([botId, variantId])
  @@index([variantId, createdAt])
  @@map("bot_persona_assignments")
}

model BotPersonaMetric {
  id            Int      @id @default(autoincrement())
  variantId     Int      @map("variant_id")
  date          DateTime @db.Date
  impressions   Int      @default(0)
  replies       Int      @default(0)
  likes         Int      @default(0)
  humanReplies  Int      @default(0) @map("human_replies")
  contentCount  Int      @default(0) @map("content_count")
  avgReplies    Float    @default(0) @map("avg_replies")
  avgLikes      Float    @default(0) @map("avg_likes")
  computedScore Float    @default(0) @map("computed_score")
  updatedAt     DateTime @updatedAt @map("updated_at")

  variant BotPersonaVariant @relation(fields: [variantId], references: [id], onDelete: Cascade)

  @@unique([variantId, date])
  @@index([date])
  @@map("bot_persona_metrics")
}

model BotAdversarialLearning {
  id              Int       @id @default(autoincrement())
  botId           Int       @map("bot_id")
  weekKey         String    @map("week_key") @db.VarChar(20)
  sourceRefType   String    @map("source_ref_type") @db.VarChar(20)
  sourceRefId     Int       @map("source_ref_id")
  sourceUserId    Int       @map("source_user_id")
  sourceUserName  String?   @map("source_user_name") @db.VarChar(50)
  forumSlug       String?   @map("forum_slug") @db.VarChar(30)
  sourceTitle     String?   @map("source_title") @db.VarChar(200)
  sourceContent   String    @map("source_content") @db.Text
  sourceMetrics   Json      @map("source_metrics")
  relevanceScore  Float     @default(0) @map("relevance_score")
  learnedInsight  String    @map("learned_insight") @db.Text
  learnCategories Json?     @map("learn_categories")
  status          String    @default("active") @db.VarChar(20)
  usedCount       Int       @default(0) @map("used_count")
  learnedAt       DateTime  @default(now()) @map("learned_at")
  expiresAt       DateTime? @map("expires_at")
  createdAt       DateTime  @default(now()) @map("created_at")
  updatedAt       DateTime  @updatedAt @map("updated_at")

  botConfig BotConfig @relation("BotAdversarialLearnings", fields: [botId], references: [id], onDelete: Cascade)

  @@unique([botId, weekKey])
  @@index([botId, status])
  @@index([weekKey])
  @@index([sourceRefType, sourceRefId])
  @@map("bot_adversarial_learnings")
}

model BotCrossForumAffinity {
  id          Int      @id @default(autoincrement())
  botId       Int      @map("bot_id")
  forumSlug   String   @map("forum_slug") @db.VarChar(30)
  affinity    Float    @default(0)
  sampleCount Int      @default(0) @map("sample_count")
  reason      String?  @db.VarChar(100)
  updatedAt   DateTime @updatedAt @map("updated_at")

  @@unique([botId, forumSlug])
  @@index([botId, affinity])
  @@map("bot_cross_forum_affinities")
}

model Achievement {
  key         String   @id @db.VarChar(50)
  name        String   @db.VarChar(50)
  description String   @db.VarChar(200)
  icon        String   @db.VarChar(20)
  tier        String   @default("bronze") @db.VarChar(20)
  points      Int      @default(0)
  category    String   @default("general") @db.VarChar(30)
  sortOrder   Int      @default(0) @map("sort_order")
  isActive    Boolean  @default(true) @map("is_active")
  createdAt   DateTime @default(now()) @map("created_at")

  users UserAchievement[]

  @@index([category, isActive, sortOrder])
  @@map("achievements")
}

model UserAchievement {
  id             Int       @id @default(autoincrement())
  userId         Int       @map("user_id")
  achievementKey String    @map("achievement_key") @db.VarChar(50)
  progress       Int       @default(0)
  unlockedAt     DateTime? @map("unlocked_at")
  notifiedAt     DateTime? @map("notified_at")
  createdAt      DateTime  @default(now()) @map("created_at")
  updatedAt      DateTime  @updatedAt @map("updated_at")

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

  @@unique([userId, achievementKey])
  @@index([userId, unlockedAt])
  @@index([achievementKey])
  @@map("user_achievements")
}

model ForumTopicSubscription {
  id          Int      @id @default(autoincrement())
  topicId     Int      @map("topic_id")
  userId      Int      @map("user_id")
  notifyReply Boolean  @default(true) @map("notify_reply")
  createdAt   DateTime @default(now()) @map("created_at")

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

  @@unique([topicId, userId])
  @@index([userId, createdAt])
  @@map("forum_topic_subscriptions")
}