split cards

backend/app/main.py

@@ -16,7 +16,14 @@ from .auth import (
     verify_password,
 )
 from .curriculum import QUESTIONS
-from .program_content import decode_asset_token, get_content_status, get_lesson, list_lessons_for_grade, normalize_grade
+from .program_content import (
+    decode_asset_token,
+    get_content_status,
+    get_lesson,
+    list_lessons_for_grade,
+    normalize_grade,
+    render_svg_section,
+)
 from .services import (
     build_llm_reply,
     ensure_student_mastery,
@@ -214,6 +221,22 @@ def get_program_asset(
     return FileResponse(path, media_type="image/svg+xml")
 
 
+@app.get("/program/assets/{asset_token}/sections/{section_index}")
+def get_program_asset_section(
+    asset_token: str,
+    section_index: int,
+    current_user: models.User = Depends(get_current_user),
+):
+    try:
+        path = decode_asset_token(asset_token)
+        svg = render_svg_section(path, section_index)
+    except IndexError as exc:
+        raise HTTPException(status_code=404, detail="Étape introuvable") from exc
+    except Exception as exc:
+        raise HTTPException(status_code=400, detail="Ressource invalide") from exc
+    return Response(content=svg, media_type="image/svg+xml")
+
+
 @app.get("/students/{student_id}/program", response_model=schemas.StudentProgramResponse)
 def get_student_program(
     student_id: int,