main

prisma/schema.prisma

@@ -181,6 +181,10 @@ model ScriptProject {
   highConcept     String?  @db.Text
   includeInterviews Boolean @default(false)
   
+  // Project Status
+  status          String   @default("DRAFT") // DRAFT, RESEARCHING, SCRIPTING, ANALYZING, COMPLETED
+  currentVersionNumber Int @default(0)
+  
   // SEO Data (stored as JSON)
   seoTitle        String?
   seoDescription  String?  @db.Text
@@ -205,9 +209,11 @@ model ScriptProject {
   characters      CharacterProfile[]
   briefItems      BriefItem[]
   visualAssets    VisualAsset[]
+  versions        ScriptVersion[]
 
   @@index([userId])
   @@index([topic])
+  @@index([status])
 }
 
 model ScriptSegment {
@@ -312,3 +318,36 @@ model VisualAsset {
 
   @@index([projectId])
 }
+
+// ============================================
+// Version History
+// ============================================
+
+model ScriptVersion {
+  id              String   @id @default(uuid())
+  projectId       String
+  versionNumber   Int
+  label           String?  // User-defined label, e.g. "Final Draft", "Before Rewrite"
+  generatedBy     String   @default("AI") // AI | USER | AUTO_SAVE
+  
+  // Snapshot data: complete segments at this point in time
+  snapshotData    Json     // Array of segment objects
+  
+  // Optional: SEO snapshot
+  seoSnapshot     Json?    // { seoTitle, seoDescription, seoTags, thumbnailIdeas }
+  
+  // Metadata
+  segmentCount    Int      @default(0)
+  totalWords      Int      @default(0)
+  changeNote      String?  @db.Text // What changed in this version
+  
+  // Timestamps
+  createdAt       DateTime @default(now())
+  
+  // Relations
+  project         ScriptProject @relation(fields: [projectId], references: [id], onDelete: Cascade)
+
+  @@unique([projectId, versionNumber])
+  @@index([projectId])
+  @@index([createdAt])
+}