generator client {
  provider = "prisma-client"
  output   = "../src/generated/prisma"
}

datasource db {
  provider = "postgresql"
}

// ─── Enums ──────────────────────────────────────────────

enum Role {
  ADMIN
  PRODUCER
  ARTIST
}

enum ProjectStatus {
  ACTIVE
  ON_HOLD
  COMPLETED
  ARCHIVED
}

enum Priority {
  LOW
  MEDIUM
  HIGH
  URGENT
}

enum DeliverableStatus {
  NOT_STARTED
  IN_PROGRESS
  IN_REVIEW
  APPROVED
  ON_HOLD
}

enum StageStatus {
  BLOCKED
  NOT_STARTED
  IN_PROGRESS
  IN_REVIEW
  CHANGES_REQUESTED
  APPROVED
  DELIVERED
  SKIPPED
}

enum RevisionStatus {
  SUBMITTED
  IN_REVIEW
  CHANGES_REQUESTED
  APPROVED
}

enum NotificationType {
  ASSIGNMENT
  STATUS_CHANGE
  REVISION_SUBMITTED
  REVISION_FEEDBACK
  COMMENT
  DEADLINE_APPROACHING
  DEADLINE_OVERDUE
  STAGE_UNBLOCKED
}

enum AssignmentRole {
  LEAD
  SUPPORT
}

enum SkillLevel {
  JUNIOR
  INTERMEDIATE
  SENIOR
  LEAD
}

// ─── RBAC ──────────────────────────────────────────────

model OrgRolePermission {
  id             String       @id @default(cuid())
  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id], onDelete: Cascade)
  role           Role
  permission     Permission

  @@unique([organizationId, role, permission])
  @@index([organizationId])
  @@map("org_role_permissions")
}

// ─── Organization ───────────────────────────────────────

model Organization {
  id        String   @id @default(cuid())
  name      String
  domain    String   @unique
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  users              User[]
  projects           Project[]
  automationRules    AutomationRule[]
  rolePermissions    OrgRolePermission[]
  pipelineTemplates  PipelineTemplate[]
  deliverables       Deliverable[]
  deliverableStages  DeliverableStage[]
  invitations          Invitation[]
  customFieldDefs      CustomFieldDefinition[]
  notificationRules    NotificationRule[]

  @@map("organizations")
}

// ─── Auth.js models ─────────────────────────────────────

model User {
  id            String    @id @default(cuid())
  name          String?
  email         String    @unique
  emailVerified DateTime?
  image         String?
  role          Role      @default(ARTIST)
  department    String?
  maxCapacity   Int       @default(5)

  organizationId String?
  organization   Organization? @relation(fields: [organizationId], references: [id])

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  accounts      Account[]
  sessions      Session[]
  assignments   StageAssignment[]
  comments      Comment[]
  notifications Notification[]
  skills        UserSkill[]
  searchLogs    SearchLog[]
  automationRules AutomationRule[] @relation("AutomationCreator")
  chatMessages    ChatMessage[]
  invitationsSent Invitation[]    @relation("InvitedBy")
  annotations        Annotation[]
  feedbackCreated    FeedbackItem[]  @relation("FeedbackCreator")
  feedbackAssigned   FeedbackItem[]  @relation("FeedbackAssignee")
  feedbackResolved   FeedbackItem[]  @relation("FeedbackResolver")
  feedbackVerified   FeedbackItem[]  @relation("FeedbackVerifier")
  colorProbes            ColorProbe[]        @relation("ColorProbeCreator")
  reviewSessionsCreated  ReviewSession[]     @relation("ReviewSessionCreator")
  reviewSessionDecisions ReviewSessionItem[] @relation("ReviewSessionDecider")

  @@map("users")
}

model Account {
  id                String  @id @default(cuid())
  userId            String
  type              String
  provider          String
  providerAccountId String
  refresh_token     String? @db.Text
  access_token      String? @db.Text
  expires_at        Int?
  token_type        String?
  scope             String?
  id_token          String? @db.Text
  session_state     String?

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

  @@unique([provider, providerAccountId])
  @@map("accounts")
}

model Session {
  id           String   @id @default(cuid())
  sessionToken String   @unique
  userId       String
  expires      DateTime

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

  @@map("sessions")
}

model VerificationToken {
  identifier String
  token      String
  expires    DateTime

  @@unique([identifier, token])
  @@map("verification_tokens")
}

// ─── Pipeline Templates (seed data) ────────────────────

model PipelineStageTemplate {
  id             String  @id @default(cuid())
  name           String  @unique
  slug           String  @unique
  order          Int     @unique
  isCriticalGate Boolean @default(false)
  isOptional     Boolean @default(false)
  description    String?
  estimatedDays  Float?

  dependsOn  PipelineStageDependency[] @relation("DependsOnStage")
  dependedBy PipelineStageDependency[] @relation("PrerequisiteStage")

  deliverableStages    DeliverableStage[]
  skillRequirements    StageSkillRequirement[]

  @@map("pipeline_stage_templates")
}

model PipelineStageDependency {
  id             String @id @default(cuid())
  stageId        String
  prerequisiteId String

  stage        PipelineStageTemplate @relation("DependsOnStage", fields: [stageId], references: [id])
  prerequisite PipelineStageTemplate @relation("PrerequisiteStage", fields: [prerequisiteId], references: [id])

  @@unique([stageId, prerequisiteId])
  @@map("pipeline_stage_dependencies")
}

// ─── Dynamic Pipeline Templates (org-scoped) ───────────

model PipelineTemplate {
  id             String   @id @default(cuid())
  name           String
  description    String?
  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id], onDelete: Cascade)
  isArchived     Boolean  @default(false)
  isDefault      Boolean  @default(false)

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  stages   PipelineStageDefinition[]
  projects Project[]

  @@unique([organizationId, name])
  @@index([organizationId])
  @@map("pipeline_templates")
}

model PipelineStageDefinition {
  id             String  @id @default(cuid())
  pipelineId     String
  pipeline       PipelineTemplate @relation(fields: [pipelineId], references: [id], onDelete: Cascade)
  name           String
  slug           String
  order          Int
  isCriticalGate Boolean @default(false)
  isOptional     Boolean @default(false)
  description    String?
  estimatedDays  Float?
  color          String?
  customStatuses Json?

  dependsOn  PipelineStageDependencyV2[] @relation("DependsOnStageV2")
  dependedBy PipelineStageDependencyV2[] @relation("PrerequisiteStageV2")

  deliverableStages DeliverableStage[]

  @@unique([pipelineId, slug])
  @@unique([pipelineId, order])
  @@map("pipeline_stage_definitions")
}

model PipelineStageDependencyV2 {
  id             String @id @default(cuid())
  stageId        String
  prerequisiteId String

  stage        PipelineStageDefinition @relation("DependsOnStageV2", fields: [stageId], references: [id], onDelete: Cascade)
  prerequisite PipelineStageDefinition @relation("PrerequisiteStageV2", fields: [prerequisiteId], references: [id], onDelete: Cascade)

  @@unique([stageId, prerequisiteId])
  @@map("pipeline_stage_dependencies_v2")
}

// ─── Project ────────────────────────────────────────────

model Project {
  id            String        @id @default(cuid())
  projectCode   String        @unique
  name          String
  description   String?
  status        ProjectStatus @default(ACTIVE)
  priority      Priority      @default(MEDIUM)
  startDate     DateTime?
  dueDate       DateTime?
  businessUnit  String?
  formFactor    String?
  codeName      String?
  npiOrRefresh  String?
  quarter       String?
  requestor     String?
  workfrontId   String?
  omgCode       String?
  bmtId         String?
  estimatedCost Float?
  actualCost    Float?
  agency        String?

  // pgvector embedding for semantic search (raw SQL — Prisma can't query this directly)
  embedding     Unsupported("vector(768)")?
  customFields  Json?

  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id])

  pipelineTemplateId String?
  pipelineTemplate   PipelineTemplate? @relation(fields: [pipelineTemplateId], references: [id])

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  deliverables Deliverable[]

  @@index([organizationId])
  @@index([pipelineTemplateId])
  @@index([status])
  @@map("projects")
}

// ─── Deliverable ────────────────────────────────────────

model Deliverable {
  id                  String            @id @default(cuid())
  name                String
  status              DeliverableStatus @default(NOT_STARTED)
  priority            Priority          @default(MEDIUM)
  dueDate             DateTime?
  notes               String?
  cmfSku              String?
  assetCount          Int?
  requestedDueDate    DateTime?
  plannedDeliveryDate DateTime?
  actualDeliveryDate  DateTime?
  wfInputDate         DateTime?

  // pgvector embedding for semantic search (raw SQL — Prisma can't query this directly)
  embedding           Unsupported("vector(768)")?
  customFields        Json?

  projectId      String
  project        Project      @relation(fields: [projectId], references: [id], onDelete: Cascade)
  organizationId String?
  organization   Organization? @relation(fields: [organizationId], references: [id])

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  stages DeliverableStage[]

  @@index([projectId])
  @@index([organizationId])
  @@index([status])
  @@map("deliverables")
}

// ─── Deliverable Stage (instance per deliverable) ───────

model DeliverableStage {
  id            String      @id @default(cuid())
  status        StageStatus @default(BLOCKED)
  revisionRound Int         @default(0)
  startDate     DateTime?
  completedDate DateTime?
  dueDate          DateTime?
  notes            String?
  subStatus        String?
  manualSchedule   Boolean     @default(false)
  scheduleConflict Boolean     @default(false)
  scheduleDelta    Int?

  deliverableId String
  deliverable   Deliverable @relation(fields: [deliverableId], references: [id], onDelete: Cascade)

  templateId String
  template   PipelineStageTemplate @relation(fields: [templateId], references: [id])

  stageDefinitionId String?
  stageDefinition   PipelineStageDefinition? @relation(fields: [stageDefinitionId], references: [id])

  organizationId String?
  organization   Organization? @relation(fields: [organizationId], references: [id])

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  assignments   StageAssignment[]
  revisions     Revision[]
  comments      Comment[]
  feedbackItems FeedbackItem[]
  reviewSessionItems ReviewSessionItem[]

  @@unique([deliverableId, templateId])
  @@index([deliverableId])
  @@index([stageDefinitionId])
  @@index([organizationId])
  @@index([status])
  @@map("deliverable_stages")
}

// ─── Stage Assignment ───────────────────────────────────

model StageAssignment {
  id   String          @id @default(cuid())
  role AssignmentRole? @default(LEAD)

  deliverableStageId String
  deliverableStage   DeliverableStage @relation(fields: [deliverableStageId], references: [id], onDelete: Cascade)

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

  createdAt DateTime @default(now())

  @@unique([deliverableStageId, userId])
  @@index([userId])
  @@map("stage_assignments")
}

// ─── Revision ───────────────────────────────────────────

model Revision {
  id             String         @id @default(cuid())
  roundNumber    Int
  status         RevisionStatus @default(SUBMITTED)
  feedbackNotes  String?
  internalNotes  String?
  attachments    Json?

  deliverableStageId String
  deliverableStage   DeliverableStage @relation(fields: [deliverableStageId], references: [id], onDelete: Cascade)

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  annotations   Annotation[]
  feedbackItems FeedbackItem[]
  colorProbes   ColorProbe[]
  reviewSessionItems ReviewSessionItem[]

  @@index([deliverableStageId])
  @@map("revisions")
}

// ─── Comment ────────────────────────────────────────────

model Comment {
  id      String @id @default(cuid())
  content String @db.Text

  deliverableStageId String
  deliverableStage   DeliverableStage @relation(fields: [deliverableStageId], references: [id], onDelete: Cascade)

  authorId String
  author   User @relation(fields: [authorId], references: [id])

  parentId String?
  parent   Comment?  @relation("CommentThread", fields: [parentId], references: [id])
  replies  Comment[] @relation("CommentThread")

  annotations   Annotation[]
  feedbackItems FeedbackItem[]

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  @@index([deliverableStageId])
  @@index([parentId])
  @@map("comments")
}

// ─── Notification ───────────────────────────────────────

model Notification {
  id      String           @id @default(cuid())
  type    NotificationType
  title   String
  message String
  link    String?
  isRead  Boolean          @default(false)

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

  createdAt DateTime @default(now())

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

// ─── Skills & Capacity (Phase 6) ────────────────────────

model Skill {
  id        String   @id @default(cuid())
  name      String   @unique
  createdAt DateTime @default(now())

  users              UserSkill[]
  stageRequirements  StageSkillRequirement[]

  @@map("skills")
}

model UserSkill {
  userId  String
  user    User   @relation(fields: [userId], references: [id], onDelete: Cascade)
  skillId String
  skill   Skill  @relation(fields: [skillId], references: [id], onDelete: Cascade)
  level   SkillLevel @default(INTERMEDIATE)

  @@id([userId, skillId])
  @@map("user_skills")
}

model StageSkillRequirement {
  stageTemplateId String
  stageTemplate   PipelineStageTemplate @relation(fields: [stageTemplateId], references: [id], onDelete: Cascade)
  skillId         String
  skill           Skill @relation(fields: [skillId], references: [id], onDelete: Cascade)
  importance      Int   @default(1) // 1=nice-to-have, 2=important, 3=required

  @@id([stageTemplateId, skillId])
  @@map("stage_skill_requirements")
}

// ─── Automation Engine (Phase 7.1) ──────────────────────

model AutomationRule {
  id              String              @id @default(cuid())
  name            String
  description     String?
  organizationId  String
  organization    Organization        @relation(fields: [organizationId], references: [id])
  isEnabled       Boolean             @default(true)
  trigger         Json                // { event, conditions[] }
  actions         Json                // [{ type, params }]
  createdById     String
  createdBy       User                @relation("AutomationCreator", fields: [createdById], references: [id])
  executions      AutomationExecution[]
  createdAt       DateTime            @default(now())
  updatedAt       DateTime            @updatedAt

  @@index([organizationId])
  @@index([isEnabled])
  @@map("automation_rules")
}

model AutomationExecution {
  id          String          @id @default(cuid())
  ruleId      String
  rule        AutomationRule  @relation(fields: [ruleId], references: [id], onDelete: Cascade)
  triggeredBy Json            // the event payload that triggered execution
  result      Json            // what actions were taken + outcomes
  status      ExecutionStatus
  error       String?
  executedAt  DateTime        @default(now())

  @@index([ruleId])
  @@index([executedAt])
  @@map("automation_executions")
}

enum ExecutionStatus {
  SUCCESS
  PARTIAL_FAILURE
  FAILURE
}

enum Permission {
  PROJECT_CREATE
  PROJECT_UPDATE
  PROJECT_DELETE
  PROJECT_VIEW
  DELIVERABLE_CREATE
  DELIVERABLE_UPDATE
  DELIVERABLE_DELETE
  STAGE_UPDATE_STATUS
  STAGE_ASSIGN
  STAGE_SCHEDULE
  REVISION_CREATE
  REVISION_REVIEW
  COMMENT_CREATE
  COMMENT_DELETE_ANY
  PIPELINE_MANAGE
  USER_MANAGE
  ROLE_MANAGE
  ORG_SETTINGS
  AUTOMATION_MANAGE
  FIELD_CUSTOMIZE
}

// ─── Chat History (CLI Anything) ────────────────────────

model ChatMessage {
  id              String   @id @default(cuid())
  sessionId       String
  role            String   // "user" | "assistant" | "system"
  content         String   @db.Text
  toolCalls       Json?    // tool calls made by assistant
  toolResults     Json?    // results of tool execution
  metadata        Json?    // context: active project, etc.
  userId          String
  user            User     @relation(fields: [userId], references: [id], onDelete: Cascade)
  organizationId  String
  createdAt       DateTime @default(now())

  @@index([sessionId])
  @@index([userId])
  @@map("chat_messages")
}

// ─── Custom Fields ──────────────────────────────────────

model CustomFieldDefinition {
  id             String       @id @default(cuid())
  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id], onDelete: Cascade)
  entityType     String       // "PROJECT" | "DELIVERABLE"
  fieldName      String
  fieldType      String       // "TEXT" | "NUMBER" | "DATE" | "SELECT" | "BOOLEAN"
  fieldOptions   Json?        // For SELECT type: { options: string[] }
  isRequired     Boolean      @default(false)
  order          Int          @default(0)

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  @@unique([organizationId, entityType, fieldName])
  @@index([organizationId])
  @@map("custom_field_definitions")
}

// ─── Notification Rules ─────────────────────────────────

model NotificationRule {
  id             String       @id @default(cuid())
  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id], onDelete: Cascade)
  name           String
  isEnabled      Boolean      @default(true)
  event          String       // e.g. "STAGE_STATUS_CHANGE", "DEADLINE_APPROACHING", "REVISION_SUBMITTED"
  conditions     Json?        // { field: string, operator: string, value: any }[]
  channels       Json         // ["IN_APP", "EMAIL"]
  recipientRoles Json         // ["ADMIN", "PRODUCER"] or ["ASSIGNEE"]

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  @@index([organizationId])
  @@index([event])
  @@map("notification_rules")
}

// ─── Invitations ────────────────────────────────────────

model Invitation {
  id             String    @id @default(cuid())
  email          String
  role           Role      @default(ARTIST)
  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id], onDelete: Cascade)
  invitedById    String
  invitedBy      User     @relation("InvitedBy", fields: [invitedById], references: [id])
  token          String   @unique @default(cuid())
  expiresAt      DateTime
  acceptedAt     DateTime?

  createdAt DateTime @default(now())

  @@unique([email, organizationId])
  @@index([organizationId])
  @@index([token])
  @@map("invitations")
}

// ─── Semantic Search (Phase 8.4) ────────────────────────

model SearchLog {
  id          String   @id @default(cuid())
  userId      String
  user        User     @relation(fields: [userId], references: [id], onDelete: Cascade)
  query       String
  resultCount Int      @default(0)
  clickedId   String?
  createdAt   DateTime @default(now())

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

// ─── Annotations (Visual Review) ────────────────────────

enum AnnotationType {
  RECTANGLE
  ELLIPSE
  ARROW
  FREEHAND
  TEXT
  PIN
  SCREENSHOT
}

enum FeedbackStatus {
  OPEN
  IN_PROGRESS
  RESOLVED
  VERIFIED
  REOPENED
}

// ─── Annotation ─────────────────────────────────────────

model Annotation {
  id          String         @id @default(cuid())
  commentId   String
  comment     Comment        @relation(fields: [commentId], references: [id], onDelete: Cascade)
  revisionId  String
  revision    Revision       @relation(fields: [revisionId], references: [id], onDelete: Cascade)
  type        AnnotationType
  data        Json
  imageX      Float
  imageY      Float
  createdById String
  createdBy   User           @relation(fields: [createdById], references: [id])
  createdAt   DateTime       @default(now())

  feedbackItems FeedbackItem[]

  @@index([commentId])
  @@index([revisionId])
  @@map("annotations")
}

// ─── Feedback Item ──────────────────────────────────────

model FeedbackItem {
  id                 String           @id @default(cuid())
  deliverableStageId String
  deliverableStage   DeliverableStage @relation(fields: [deliverableStageId], references: [id], onDelete: Cascade)
  revisionId         String
  revision           Revision         @relation(fields: [revisionId], references: [id], onDelete: Cascade)
  annotationId       String?
  annotation         Annotation?      @relation(fields: [annotationId], references: [id], onDelete: SetNull)
  commentId          String?
  comment            Comment?         @relation(fields: [commentId], references: [id], onDelete: SetNull)
  summary            String
  isActionItem       Boolean          @default(true)  // true = action item (must fix), false = info callout
  status             FeedbackStatus   @default(OPEN)
  sortOrder          Int              @default(0)
  assignedToId       String?
  assignedTo         User?            @relation("FeedbackAssignee", fields: [assignedToId], references: [id], onDelete: SetNull)
  createdById        String
  createdBy          User             @relation("FeedbackCreator", fields: [createdById], references: [id])
  resolvedById       String?
  resolvedBy         User?            @relation("FeedbackResolver", fields: [resolvedById], references: [id], onDelete: SetNull)
  resolvedAt         DateTime?
  resolutionNote     String?
  verifiedById       String?
  verifiedBy         User?            @relation("FeedbackVerifier", fields: [verifiedById], references: [id], onDelete: SetNull)
  verifiedAt         DateTime?
  carriedFromId      String?
  carriedFrom        FeedbackItem?    @relation("FeedbackCarry", fields: [carriedFromId], references: [id], onDelete: SetNull)
  carriedTo          FeedbackItem[]   @relation("FeedbackCarry")
  createdAt          DateTime         @default(now())
  updatedAt          DateTime         @updatedAt

  @@index([deliverableStageId])
  @@index([revisionId])
  @@index([assignedToId])
  @@index([status])
  @@map("feedback_items")
}

// FeedbackSeverity removed — replaced by isActionItem boolean
// Action items = things the artist must fix (default for annotations)
// Info callouts = context/reference that doesn't need action

// ─── Review Sessions (A6) ────────────────────────────────

enum ReviewSessionStatus {
  DRAFT
  IN_PROGRESS
  COMPLETED
}

model ReviewSession {
  id             String              @id @default(cuid())
  name           String
  description    String?
  status         ReviewSessionStatus @default(DRAFT)

  createdById    String
  createdBy      User                @relation("ReviewSessionCreator", fields: [createdById], references: [id])
  organizationId String

  items          ReviewSessionItem[]

  createdAt      DateTime            @default(now())
  updatedAt      DateTime            @updatedAt

  @@index([organizationId])
  @@index([status])
  @@map("review_sessions")
}

model ReviewSessionItem {
  id                 String          @id @default(cuid())
  sessionId          String
  session            ReviewSession   @relation(fields: [sessionId], references: [id], onDelete: Cascade)
  deliverableStageId String
  deliverableStage   DeliverableStage @relation(fields: [deliverableStageId], references: [id])
  revisionId         String?
  revision           Revision?       @relation(fields: [revisionId], references: [id])
  sortOrder          Int
  decision           String?         // "APPROVED" | "CHANGES_REQUESTED" — stored as string to avoid enum coupling with D2
  decisionNote       String?
  decidedById        String?
  decidedBy          User?           @relation("ReviewSessionDecider", fields: [decidedById], references: [id])
  decidedAt          DateTime?

  @@index([sessionId])
  @@map("review_session_items")
}

// ─── Color Probes (CMF Eyedropper) ─────────────────────

model ColorProbe {
  id            String   @id @default(cuid())
  revisionId    String
  revision      Revision @relation(fields: [revisionId], references: [id], onDelete: Cascade)
  index         Int      // 1-12, display order
  workingX      Float    // image-space coordinates on working image
  workingY      Float
  referenceX    Float    // image-space coordinates on reference (defaults to same as working)
  referenceY    Float
  createdById   String
  createdBy     User     @relation("ColorProbeCreator", fields: [createdById], references: [id])
  createdAt     DateTime @default(now())
  updatedAt     DateTime @updatedAt

  @@unique([revisionId, index])
  @@index([revisionId])
  @@map("color_probes")
}