app/app.py aktualisiert

This commit is contained in:
sascha 2026-01-28 15:37:05 +00:00
parent 1e53506f56
commit 95bbe13918

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@ -7,7 +7,6 @@ from difflib import SequenceMatcher
app = Flask(__name__)
# DB Verbindung mit Retry-Logik
def get_db_connection():
max_retries = 5
@ -27,41 +26,61 @@ def get_db_connection():
else:
raise
# Erweiterte Init-Funktion: Checkt auf BEIDE Tabellen
def init_db_if_needed():
try:
conn = get_db_connection()
cur = conn.cursor()
# Prüfen ob Tabelle existiert
# Check ob alte Vokabeltabelle da ist
cur.execute("SELECT EXISTS (SELECT FROM information_schema.tables WHERE table_name = 'vocabulary');")
exists = cur.fetchone()[0]
vocab_exists = cur.fetchone()[0]
if not exists:
print("Tabelle 'vocabulary' nicht gefunden. Initialisiere Datenbank aus init.sql...")
# Check ob NEUE Verben-Tabelle da ist
cur.execute("SELECT EXISTS (SELECT FROM information_schema.tables WHERE table_name = 'irregular_verbs');")
verbs_exists = cur.fetchone()[0]
# Wenn eine fehlt, führen wir init.sql aus (dank "CREATE TABLE IF NOT EXISTS" ist das sicher)
if not vocab_exists or not verbs_exists:
print("Datenbank unvollständig. Initialisiere aus init.sql...")
if os.path.exists('init.sql'):
with open('init.sql', 'r', encoding='utf-8') as f:
sql_commands = f.read()
cur.execute(sql_commands)
conn.commit()
print("Datenbank erfolgreich initialisiert!")
else:
print("Fehler: init.sql nicht gefunden!")
else:
# Optional: Prüfen ob leer
cur.execute("SELECT COUNT(*) FROM vocabulary")
count = cur.fetchone()[0]
if count == 0:
print("Tabelle leer. Fülle Daten...")
if os.path.exists('init.sql'):
with open('init.sql', 'r', encoding='utf-8') as f:
sql_commands = f.read()
cur.execute(sql_commands)
conn.commit()
print("Datenbank initialisiert.")
cur.close()
conn.close()
except Exception as e:
print(f"Datenbank-Check Fehler: {e}")
print(f"Fehler bei DB-Init: {e}")
# Beim Start einmal ausführen
init_db_if_needed()
def expand_variants(text):
""" Zerlegt 'Wort1; Wort2' in eine Liste """
parts = text.split(';')
results = []
for p in parts:
clean = p.strip()
if clean:
results.append(clean)
# Umgang mit Klammern z.B. "(to) go" -> "to go" und "go"
final_res = []
for r in results:
final_res.append(r)
if '(' in r:
without_parens = r.replace('(', '').replace(')', '').strip()
final_res.append(without_parens)
# Optional: auch Version ganz ohne Inhalt der Klammer?
# Hier einfachheitshalber: Klammern weg ist die Variante.
return final_res
def clean_text_for_comparison(text):
return text.lower().strip()
@app.route('/')
def index():
@ -71,123 +90,142 @@ def index():
def get_pages():
conn = get_db_connection()
cur = conn.cursor()
cur.execute('SELECT DISTINCT page FROM vocabulary ORDER BY page')
pages = [row[0] for row in cur.fetchall()]
cur.execute("SELECT DISTINCT page FROM vocabulary ORDER BY page")
rows = cur.fetchall()
cur.close()
conn.close()
pages = [r[0] for r in rows]
# Füge die Verben-Seiten manuell hinzu, falls noch nicht in vocabulary
for p in [206, 207]:
if p not in pages:
pages.append(p)
pages.sort()
return jsonify(pages)
@app.route('/api/start', methods=['POST'])
def start_quiz():
@app.route('/api/question', methods=['POST'])
def get_question():
data = request.json
pages = data.get('pages', [])
mode = data.get('mode', 'random')
pages = data.get('pages', [])
conn = get_db_connection()
cur = conn.cursor()
if not pages:
cur.execute('SELECT id, english, german FROM vocabulary')
else:
cur.execute('SELECT id, english, german FROM vocabulary WHERE page = ANY(%s)', (pages,))
# --- NEU: UNREGELMÄSSIGE VERBEN MODUS ---
if mode == 'irregular':
query = "SELECT infinitive, simple_past, past_participle, german, page FROM irregular_verbs WHERE page = ANY(%s) ORDER BY RANDOM() LIMIT 1"
cur.execute(query, (pages,))
row = cur.fetchone()
cur.close()
conn.close()
rows = cur.fetchall()
cur.close()
conn.close()
if not row:
return jsonify({'error': 'Keine Verben für diese Seiten gefunden.'})
vocab_list = []
for row in rows:
vid, eng, ger = row
direction = mode
if mode == 'random':
direction = random.choice(['de-en', 'en-de'])
question = ""
answer = ""
if direction == 'de-en':
question = ger
answer = eng
else:
question = eng
answer = ger
vocab_list.append({
'id': vid,
'question': question,
'answer': answer,
'direction': direction
return jsonify({
'type': 'irregular',
'question': row[0], # Infinitive
'german_hint': row[3],
'answer_simple': row[1],
'answer_participle': row[2],
'page': row[4]
})
random.shuffle(vocab_list)
return jsonify(vocab_list)
# --- ALTER MODUS (Vokabeln) ---
else:
query = "SELECT english, german, page FROM vocabulary WHERE page = ANY(%s) ORDER BY RANDOM() LIMIT 1"
cur.execute(query, (pages,))
row = cur.fetchone()
cur.close()
conn.close()
def expand_variants(text):
segments = [s.strip() for s in text.split(';')]
possibilities = []
if not row:
return jsonify({'error': 'Keine Vokabeln gefunden.'})
for seg in segments:
if '/-' in seg:
parts = seg.split('/-')
base = parts[0].strip()
suffixes = parts[1:]
possibilities.append(base)
for suf in suffixes:
clean_suf = suf.strip()
if clean_suf:
possibilities.append(base + clean_suf)
elif '/' in seg:
choices = seg.split('/')
possibilities.extend([c.strip() for c in choices])
else:
possibilities.append(seg)
question_text = ""
answer_text = ""
return possibilities
if mode == 'de-en':
question_text = row[1] # Deutsch
answer_text = row[0] # Englisch
elif mode == 'en-de':
question_text = row[0] # Englisch
answer_text = row[1] # Deutsch
else: # random
if random.random() > 0.5:
question_text = row[1]
answer_text = row[0]
else:
question_text = row[0]
answer_text = row[1]
def clean_text_for_comparison(text):
text = text.lower().strip()
if text.startswith('to '):
text = text[3:].strip()
return text
return jsonify({
'type': 'vocab',
'question': question_text,
'answer': answer_text,
'page': row[2]
})
@app.route('/api/check', methods=['POST'])
def check_answer():
data = request.json
user_input = data.get('input', '')
db_answer = data.get('correct', '')
clean_user = clean_text_for_comparison(user_input)
valid_answers_raw = expand_variants(db_answer)
valid_answers_clean = [clean_text_for_comparison(v) for v in valid_answers_raw]
# --- NEU: CHECK FÜR VERBEN ---
if data.get('type') == 'irregular':
user_simple = clean_text_for_comparison(data.get('input_simple', ''))
user_participle = clean_text_for_comparison(data.get('input_participle', ''))
if clean_user in valid_answers_clean:
return jsonify({'status': 'correct', 'msg': 'Richtig!'})
correct_simple = data.get('correct_simple', '')
correct_participle = data.get('correct_participle', '')
best_ratio = 0
best_match = ""
for correct_option in valid_answers_clean:
ratio = SequenceMatcher(None, clean_user, correct_option).ratio()
if ratio > best_ratio:
best_ratio = ratio
best_match = correct_option
# Wir müssen "was/were" oder "burnt/burned" handhaben -> split am slash
def check_part(user_in, correct_str):
variants = [x.strip().lower() for x in correct_str.split('/')]
return user_in in variants
threshold = 0.75
if len(best_match) <= 4:
threshold = 0.8
is_simple_ok = check_part(user_simple, correct_simple)
is_participle_ok = check_part(user_participle, correct_participle)
if best_ratio >= threshold:
return jsonify({
'status': 'typo',
'msg': f'Fast richtig! Meintest du: "{best_match}"? (Es war "{user_input}")'
})
if is_simple_ok and is_participle_ok:
return jsonify({'status': 'correct', 'msg': 'Perfekt! Beide Formen richtig.'})
else:
return jsonify({
'status': 'wrong',
'msg': f'Leider falsch. Lösung: {correct_simple} | {correct_participle}'
})
return jsonify({
'status': 'wrong',
'msg': f'Leider falsch. Versuche es erneut.'
})
# --- ALTER CHECK (Vokabeln) ---
else:
user_input = data.get('input', '')
db_answer = data.get('correct', '')
clean_user = clean_text_for_comparison(user_input)
valid_answers_raw = expand_variants(db_answer)
valid_answers_clean = [clean_text_for_comparison(v) for v in valid_answers_raw]
if clean_user in valid_answers_clean:
return jsonify({'status': 'correct', 'msg': 'Richtig!'})
# Fuzzy Logic (Typo Check)
best_ratio = 0
best_match = ""
for correct_option in valid_answers_clean:
ratio = SequenceMatcher(None, clean_user, correct_option).ratio()
if ratio > best_ratio:
best_ratio = ratio
best_match = correct_option
threshold = 0.85
if len(best_match) <= 4:
threshold = 0.9
if best_ratio >= threshold:
return jsonify({
'status': 'typo',
'msg': f'Fast richtig! Meintest du: "{best_match}"? (Es war "{user_input}")'
})
return jsonify({'status': 'wrong', 'msg': f'Falsch. Lösung: {db_answer}'})
if __name__ == '__main__':
# Beim Start DB prüfen und ggf. befüllen
init_db_if_needed()
app.run(host='0.0.0.0', port=5000)