Initial commit

app/routers/files.py

@@ -0,0 +1,35 @@
+from fastapi import APIRouter, UploadFile, File, Depends, HTTPException
+import pypdf
+import docx
+import io
+
+router = APIRouter()
+
+async def extract_text(file: UploadFile) -> str:
+    """Text aus verschiedenen Dateiformaten extrahieren"""
+    content = await file.read()
+
+    if file.filename.endswith(".pdf"):
+        pdf    = pypdf.PdfReader(io.BytesIO(content))
+        return "\n".join(page.extract_text() for page in pdf.pages)
+
+    elif file.filename.endswith(".docx"):
+        doc    = docx.Document(io.BytesIO(content))
+        return "\n".join(p.text for p in doc.paragraphs)
+
+    elif file.filename.endswith(".txt"):
+        return content.decode("utf-8")
+
+    else:
+        raise HTTPException(400, f"Nicht unterstütztes Format: {file.filename}")
+
+
+@router.post("/v1/vector_stores/{store_id}/upload")
+async def upload_file(
+    store_id: str,
+    file:     UploadFile = File(...),
+    user:     dict = Depends(verify_api_key),
+    db=Depends(get_db)
+):
+    text   = await extract_text(file)
+    chunks = chunk_text(text)