Rendering code refactor

folkugat_web/api/sessio/index.py

@@ -1,9 +1,15 @@
 from typing import Annotated
 
-from fastapi import Form, Request
+from fastapi import Form, HTTPException, Request
+from fastapi.responses import HTMLResponse
 from folkugat_web.api import router
 from folkugat_web.fragments import live, sessio
-from folkugat_web.services import auth
+from folkugat_web.services import auth, files
+from folkugat_web.services import playlists as playlists_service
+from folkugat_web.services.lilypond import build as lilypond_build
+from folkugat_web.services.lilypond import render as lilypond_render
+from folkugat_web.services.lilypond import source as lilypond_source
+from folkugat_web.services.temes import scores as scores_service
 from folkugat_web.services.temes import write as temes_service
 from folkugat_web.templates import templates
 
@@ -197,3 +203,27 @@ def set_tema_new(
         entry_id=entry_id,
         tema_id=new_tema.id,
     )
+
+
+@router.get("/api/sessio/{session_id}/set/{set_id}/score")
+async def render(
+    request: Request,
+    _: auth.RequireLogin,
+    session_id: int,
+    set_id: int,
+):
+    set_entry = playlists_service.get_set(session_id=session_id, set_id=set_id)
+    if not set_entry:
+        raise HTTPException(status_code=404, detail="Could not find set!")
+    tune_set = lilypond_build.set_from_set(set_entry=set_entry)
+    set_source = lilypond_source.set_source(tune_set=tune_set)
+    pdf_result = await lilypond_render.render(
+        source=set_source,
+        output=lilypond_render.RenderOutput.PDF,
+    )
+    if output_filename := pdf_result.result:
+        score_render_url = files.get_db_file_path(output_filename)
+        # return temes.score_render(request=request, score_id=score_id, score_render_url=score_render_url)
+        return HTMLResponse(content=score_render_url)
+    else:
+        return HTMLResponse()