[split-required] Split 700-870 LOC files across all services
backend-lehrer (11 files): - llm_gateway/routes/schools.py (867 → 5), recording_api.py (848 → 6) - messenger_api.py (840 → 5), print_generator.py (824 → 5) - unit_analytics_api.py (751 → 5), classroom/routes/context.py (726 → 4) - llm_gateway/routes/edu_search_seeds.py (710 → 4) klausur-service (12 files): - ocr_labeling_api.py (845 → 4), metrics_db.py (833 → 4) - legal_corpus_api.py (790 → 4), page_crop.py (758 → 3) - mail/ai_service.py (747 → 4), github_crawler.py (767 → 3) - trocr_service.py (730 → 4), full_compliance_pipeline.py (723 → 4) - dsfa_rag_api.py (715 → 4), ocr_pipeline_auto.py (705 → 4) website (6 pages): - audit-checklist (867 → 8), content (806 → 6) - screen-flow (790 → 4), scraper (789 → 5) - zeugnisse (776 → 5), modules (745 → 4) Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Benjamin Admin
251
backend-lehrer/messenger_contacts.py
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251
backend-lehrer/messenger_contacts.py
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"""
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Messenger API - Contact Routes.
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CRUD, CSV import/export for contacts.
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"""
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import csv
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import uuid
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from io import StringIO
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from datetime import datetime
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from typing import List, Optional
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from fastapi import APIRouter, HTTPException, UploadFile, File, Query
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from fastapi.responses import StreamingResponse
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from messenger_models import (
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Contact,
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ContactCreate,
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ContactUpdate,
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CSVImportResult,
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)
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from messenger_helpers import get_contacts, save_contacts
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router = APIRouter(tags=["Messenger"])
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# ==========================================
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# CONTACTS ENDPOINTS
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# ==========================================
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@router.get("/contacts", response_model=List[Contact])
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async def list_contacts(
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role: Optional[str] = Query(None, description="Filter by role"),
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class_name: Optional[str] = Query(None, description="Filter by class"),
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search: Optional[str] = Query(None, description="Search in name/email")
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):
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"""Listet alle Kontakte auf."""
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contacts = get_contacts()
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# Filter anwenden
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if role:
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contacts = [c for c in contacts if c.get("role") == role]
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if class_name:
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contacts = [c for c in contacts if c.get("class_name") == class_name]
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if search:
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search_lower = search.lower()
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contacts = [c for c in contacts if
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search_lower in c.get("name", "").lower() or
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search_lower in (c.get("email") or "").lower() or
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search_lower in (c.get("student_name") or "").lower()]
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return contacts
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@router.post("/contacts", response_model=Contact)
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async def create_contact(contact: ContactCreate):
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"""Erstellt einen neuen Kontakt."""
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contacts = get_contacts()
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# Pruefen ob Email bereits existiert
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if contact.email:
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existing = [c for c in contacts if c.get("email") == contact.email]
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if existing:
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raise HTTPException(status_code=400, detail="Kontakt mit dieser Email existiert bereits")
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now = datetime.utcnow().isoformat()
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new_contact = {
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"id": str(uuid.uuid4()),
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"created_at": now,
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"updated_at": now,
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"online": False,
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"last_seen": None,
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**contact.dict()
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}
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contacts.append(new_contact)
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save_contacts(contacts)
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return new_contact
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@router.get("/contacts/{contact_id}", response_model=Contact)
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async def get_contact(contact_id: str):
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"""Ruft einen einzelnen Kontakt ab."""
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contacts = get_contacts()
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contact = next((c for c in contacts if c["id"] == contact_id), None)
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if not contact:
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raise HTTPException(status_code=404, detail="Kontakt nicht gefunden")
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return contact
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@router.put("/contacts/{contact_id}", response_model=Contact)
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async def update_contact(contact_id: str, update: ContactUpdate):
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"""Aktualisiert einen Kontakt."""
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contacts = get_contacts()
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contact_idx = next((i for i, c in enumerate(contacts) if c["id"] == contact_id), None)
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if contact_idx is None:
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raise HTTPException(status_code=404, detail="Kontakt nicht gefunden")
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update_data = update.dict(exclude_unset=True)
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contacts[contact_idx].update(update_data)
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contacts[contact_idx]["updated_at"] = datetime.utcnow().isoformat()
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save_contacts(contacts)
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return contacts[contact_idx]
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@router.delete("/contacts/{contact_id}")
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async def delete_contact(contact_id: str):
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"""Loescht einen Kontakt."""
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contacts = get_contacts()
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contacts = [c for c in contacts if c["id"] != contact_id]
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save_contacts(contacts)
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return {"status": "deleted", "id": contact_id}
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@router.post("/contacts/import", response_model=CSVImportResult)
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async def import_contacts_csv(file: UploadFile = File(...)):
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"""
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Importiert Kontakte aus einer CSV-Datei.
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Erwartete Spalten:
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- name (required)
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- email
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- phone
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- role (parent/teacher/staff/student)
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- student_name
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- class_name
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- notes
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- tags (komma-separiert)
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"""
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if not file.filename.endswith('.csv'):
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raise HTTPException(status_code=400, detail="Nur CSV-Dateien werden unterstuetzt")
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content = await file.read()
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try:
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text = content.decode('utf-8')
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except UnicodeDecodeError:
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text = content.decode('latin-1')
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contacts = get_contacts()
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existing_emails = {c.get("email") for c in contacts if c.get("email")}
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imported = []
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skipped = 0
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errors = []
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reader = csv.DictReader(StringIO(text), delimiter=';') # Deutsche CSV meist mit Semikolon
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if not reader.fieldnames or 'name' not in [f.lower() for f in reader.fieldnames]:
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# Versuche mit Komma
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reader = csv.DictReader(StringIO(text), delimiter=',')
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for row_num, row in enumerate(reader, start=2):
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try:
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# Normalisiere Spaltennamen
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row = {k.lower().strip(): v.strip() if v else "" for k, v in row.items()}
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name = row.get('name') or row.get('kontakt') or row.get('elternname')
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if not name:
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errors.append(f"Zeile {row_num}: Name fehlt")
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skipped += 1
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continue
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email = row.get('email') or row.get('e-mail') or row.get('mail')
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if email and email in existing_emails:
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errors.append(f"Zeile {row_num}: Email {email} existiert bereits")
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skipped += 1
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continue
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now = datetime.utcnow().isoformat()
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tags_str = row.get('tags') or row.get('kategorien') or ""
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tags = [t.strip() for t in tags_str.split(',') if t.strip()]
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# Matrix-ID und preferred_channel auslesen
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matrix_id = row.get('matrix_id') or row.get('matrix') or None
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preferred_channel = row.get('preferred_channel') or row.get('kanal') or "email"
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if preferred_channel not in ["email", "matrix", "pwa"]:
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preferred_channel = "email"
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new_contact = {
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"id": str(uuid.uuid4()),
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"name": name,
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"email": email if email else None,
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"phone": row.get('phone') or row.get('telefon') or row.get('tel'),
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"role": row.get('role') or row.get('rolle') or "parent",
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"student_name": row.get('student_name') or row.get('schueler') or row.get('kind'),
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"class_name": row.get('class_name') or row.get('klasse'),
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"notes": row.get('notes') or row.get('notizen') or row.get('bemerkungen'),
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"tags": tags,
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"matrix_id": matrix_id if matrix_id else None,
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"preferred_channel": preferred_channel,
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"created_at": now,
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"updated_at": now,
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"online": False,
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"last_seen": None
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}
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contacts.append(new_contact)
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imported.append(new_contact)
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if email:
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existing_emails.add(email)
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except Exception as e:
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errors.append(f"Zeile {row_num}: {str(e)}")
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skipped += 1
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save_contacts(contacts)
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return CSVImportResult(
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imported=len(imported),
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skipped=skipped,
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errors=errors[:20], # Maximal 20 Fehler zurueckgeben
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contacts=imported
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)
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@router.get("/contacts/export/csv")
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async def export_contacts_csv():
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"""Exportiert alle Kontakte als CSV."""
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contacts = get_contacts()
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output = StringIO()
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fieldnames = ['name', 'email', 'phone', 'role', 'student_name', 'class_name', 'notes', 'tags', 'matrix_id', 'preferred_channel']
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writer = csv.DictWriter(output, fieldnames=fieldnames, delimiter=';')
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writer.writeheader()
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for contact in contacts:
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writer.writerow({
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'name': contact.get('name', ''),
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'email': contact.get('email', ''),
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'phone': contact.get('phone', ''),
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'role': contact.get('role', ''),
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'student_name': contact.get('student_name', ''),
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'class_name': contact.get('class_name', ''),
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'notes': contact.get('notes', ''),
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'tags': ','.join(contact.get('tags', [])),
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'matrix_id': contact.get('matrix_id', ''),
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'preferred_channel': contact.get('preferred_channel', 'email')
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})
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output.seek(0)
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return StreamingResponse(
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iter([output.getvalue()]),
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media_type="text/csv",
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headers={"Content-Disposition": "attachment; filename=kontakte.csv"}
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)
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