feat: New Chat, Search Chat and Master Slave DB Architecture for CRM and Oracle Canvas

backend/oracle/router_v1.py

@@ -134,6 +134,14 @@ async def _ctx_from_request(request: Request, user: UserPrincipal) -> PolicyCont
     )
 
 
+async def _resolve_page_id(request: Request, user: UserPrincipal, page_id: str) -> str:
+    normalized = (page_id or "").strip()
+    if normalized and normalized.lower() != "main":
+        return normalized
+    me = await _get_current_user_profile(request, user)
+    return str(me["defaultPageId"])
+
+
 # ── Pydantic Models ───────────────────────────────────────────────────────────
 
 class PromptSubmitRequest(BaseModel):
@@ -184,6 +192,14 @@ class PersonaRenderRequest(BaseModel):
     variables: dict[str, Any] = Field(default_factory=dict)
 
 
+class PageCreateRequest(BaseModel):
+    title: str = Field(default="Untitled Canvas", max_length=256)
+
+
+class PageUpdateRequest(BaseModel):
+    title: str = Field(..., min_length=1, max_length=256)
+
+
 # ── Endpoints ─────────────────────────────────────────────────────────────────
 
 @router.get("/me", summary="Get current user profile")
@@ -191,8 +207,41 @@ async def get_me(request: Request, user: UserPrincipal = Depends(get_current_use
     return _ok(await _get_current_user_profile(request, user))
 
 
+@router.get("/canvas-pages", summary="List canvas pages for current user")
+async def list_canvas_pages(
+    request: Request,
+    search: str | None = None,
+    limit: int = 50,
+    user: UserPrincipal = Depends(get_current_user),
+) -> dict:
+    ctx = await _ctx_from_request(request, user)
+    pages = await canvas_service.list_pages(
+        tenant_id=ctx.tenant_id,
+        owner_id=ctx.actor_id,
+        search=search,
+        limit=limit,
+    )
+    return _ok(pages, meta={"count": len(pages)})
+
+
+@router.post("/canvas-pages", summary="Create a new canvas page")
+async def create_canvas_page(
+    payload: PageCreateRequest,
+    request: Request,
+    user: UserPrincipal = Depends(get_current_user),
+) -> dict:
+    ctx = await _ctx_from_request(request, user)
+    page = await canvas_service.create_page(
+        tenant_id=ctx.tenant_id,
+        owner_id=ctx.actor_id,
+        title=payload.title.strip() or "Untitled Canvas",
+    )
+    return _ok(page)
+
+
 @router.get("/canvas-pages/{page_id}", summary="Get canvas page by ID")
 async def get_canvas_page(page_id: str, request: Request, user: UserPrincipal = Depends(get_current_user)) -> dict:
+    page_id = await _resolve_page_id(request, user, page_id)
     ctx = await _ctx_from_request(request, user)
     page = await canvas_service.get_page(page_id, ctx.tenant_id)
     if not page:
@@ -200,6 +249,46 @@ async def get_canvas_page(page_id: str, request: Request, user: UserPrincipal =
     return _ok(page)
 
 
+@router.patch("/canvas-pages/{page_id}", summary="Rename a canvas page")
+async def rename_canvas_page(
+    page_id: str,
+    payload: PageUpdateRequest,
+    request: Request,
+    user: UserPrincipal = Depends(get_current_user),
+) -> dict:
+    page_id = await _resolve_page_id(request, user, page_id)
+    ctx = await _ctx_from_request(request, user)
+    try:
+        page = await canvas_service.update_page_title(
+            page_id=page_id,
+            tenant_id=ctx.tenant_id,
+            owner_id=ctx.actor_id,
+            title=payload.title,
+        )
+    except ValueError as exc:
+        raise HTTPException(status_code=404, detail=str(exc)) from exc
+    return _ok(page)
+
+
+@router.delete("/canvas-pages/{page_id}", summary="Delete a canvas page")
+async def delete_canvas_page(
+    page_id: str,
+    request: Request,
+    user: UserPrincipal = Depends(get_current_user),
+) -> dict:
+    page_id = await _resolve_page_id(request, user, page_id)
+    ctx = await _ctx_from_request(request, user)
+    try:
+        await canvas_service.delete_page(
+            page_id=page_id,
+            tenant_id=ctx.tenant_id,
+            owner_id=ctx.actor_id,
+        )
+    except ValueError as exc:
+        raise HTTPException(status_code=404, detail=str(exc)) from exc
+    return _ok({"pageId": page_id, "deleted": True})
+
+
 @router.post("/canvas-pages/{page_id}/prompts", summary="Submit a prompt to generate canvas components")
 async def submit_prompt(
     page_id: str,
@@ -207,6 +296,7 @@ async def submit_prompt(
     request: Request,
     user: UserPrincipal = Depends(get_current_user),
 ) -> dict:
+    page_id = await _resolve_page_id(request, user, page_id)
     ctx = await _ctx_from_request(request, user)
     execution = await prompt_orchestrator.execute(
         tenant_id=ctx.tenant_id,
@@ -253,6 +343,7 @@ async def create_fork(
     request: Request,
     user: UserPrincipal = Depends(get_current_user),
 ) -> dict:
+    page_id = await _resolve_page_id(request, user, page_id)
     ctx = await _ctx_from_request(request, user)
     page = await canvas_service.get_page(page_id, ctx.tenant_id)
     if not page:
@@ -277,6 +368,7 @@ async def rollback_canvas(
     request: Request,
     user: UserPrincipal = Depends(get_current_user),
 ) -> dict:
+    page_id = await _resolve_page_id(request, user, page_id)
     ctx = await _ctx_from_request(request, user)
     result = await canvas_service.rollback(
         page_id=page_id,
@@ -295,6 +387,7 @@ async def rollback_canvas(
 
 @router.get("/canvas-pages/{page_id}/revisions", summary="List revision history for a canvas page")
 async def list_revisions(page_id: str, request: Request, user: UserPrincipal = Depends(get_current_user)) -> dict:
+    page_id = await _resolve_page_id(request, user, page_id)
     ctx = await _ctx_from_request(request, user)
     revisions = await canvas_service.list_revisions(page_id, ctx.tenant_id)
     return _ok(revisions, meta={"count": len(revisions)})