589 lines
17 KiB
Python
589 lines
17 KiB
Python
import os, json, uuid
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import requests
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from flask import Flask, Response, request, jsonify, session, redirect, url_for
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from authlib.integrations.flask_client import OAuth
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from functools import wraps
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from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker
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from markdown import markdown
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from config import Config
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from models import Base, Conversation, Message, Attachment
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app = Flask(__name__)
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app.config.from_object(Config)
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app.secret_key = app.config["SECRET_KEY"]
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engine = create_engine(os.getenv("DATABASE_URL"))
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SessionLocal = sessionmaker(bind=engine)
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Base.metadata.create_all(engine)
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oauth = OAuth(app)
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google = oauth.register(
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name="google",
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client_id=app.config["GOOGLE_CLIENT_ID"],
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client_secret=app.config["GOOGLE_CLIENT_SECRET"],
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access_token_url="https://oauth2.googleapis.com/token",
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authorize_url="https://accounts.google.com/o/oauth2/v2/auth",
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api_base_url="https://www.googleapis.com/oauth2/v2/",
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client_kwargs={"scope": "openid email profile"},
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)
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def login_required(f):
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@wraps(f)
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def wrapper(*args, **kwargs):
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if "user" not in session:
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return redirect(url_for("login"))
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return f(*args, **kwargs)
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return wrapper
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@app.route("/login")
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def login():
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return google.authorize_redirect(app.config["GOOGLE_REDIRECT_URI"])
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@app.route("/oauth/callback")
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def oauth_callback():
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token = google.authorize_access_token()
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user_info = google.get("userinfo").json()
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session["user"] = user_info
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return redirect("/")
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@app.route("/api/new_conversation", methods=["POST"])
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@login_required
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def new_conversation():
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db = SessionLocal()
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cid = str(uuid.uuid4())
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title = request.json.get("title", "New conversation")
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conv = Conversation(id=cid, title=title)
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db.add(conv)
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db.commit()
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db.close()
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return jsonify({"conversation_id": cid, "title": title})
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@app.route("/api/conversations")
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@login_required
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def list_conversations():
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db = SessionLocal()
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convs = db.query(Conversation).all()
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data = [{"id": c.id, "title": c.title} for c in convs]
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db.close()
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return jsonify(data)
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@app.route("/api/history/<cid>")
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@login_required
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def history(cid):
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db = SessionLocal()
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msgs = db.query(Message).filter_by(conversation_id=cid).order_by(Message.created_at).all()
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data = [{"role": m.role, "content": markdown(m.content)} for m in msgs]
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db.close()
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return jsonify(data)
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@app.route("/api/attachment/<cid>", methods=["POST"])
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@login_required
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def upload_attachment(cid):
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db = SessionLocal()
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file = request.files.get("file")
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if not file:
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return jsonify({"error": "No file"}), 400
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content = file.read().decode("latin1")
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att = Attachment(
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id=str(uuid.uuid4()),
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conversation_id=cid,
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filename=file.filename,
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mime_type=file.mimetype,
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data=content,
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)
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db.add(att)
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db.commit()
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db.close()
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return jsonify({"status": "ok"})
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@app.route("/api/stream")
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@login_required
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def stream():
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cid = request.args.get("conversation_id")
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model = request.args.get("model", "llama3.2")
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prompt = request.args.get("prompt")
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db = SessionLocal()
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db.add(Message(id=str(uuid.uuid4()), conversation_id=cid, role="user", content=prompt))
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db.commit()
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def generate():
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url = f"{app.config['OLLAMA_BASE_URL']}/api/generate"
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payload = {"model": model, "prompt": prompt, "stream": True}
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with requests.post(url, json=payload, stream=True) as r:
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buffer = ""
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for line in r.iter_lines():
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if not line:
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continue
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try:
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data = json.loads(line.decode())
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token = data.get("response", "")
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buffer += token
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# streaming animation: send partial buffer
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yield f"data: {json.dumps({'token': token})}\n\n"
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except:
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continue
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db.add(Message(id=str(uuid.uuid4()), conversation_id=cid, role="assistant", content=buffer))
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db.commit()
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db.close()
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return Response(generate(), mimetype="text/event-stream")
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# ***
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import json
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import requests
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from flask import Flask, Response, request, jsonify, session, redirect, url_for
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from authlib.integrations.flask_client import OAuth
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from functools import wraps
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from config import Config
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from chat_store import ChatStore
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app = Flask(__name__)
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app.config.from_object(Config)
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app.secret_key = app.config["SECRET_KEY"]
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store = ChatStore()
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oauth = OAuth(app)
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google = oauth.register(
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name="google",
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client_id=app.config["GOOGLE_CLIENT_ID"],
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client_secret=app.config["GOOGLE_CLIENT_SECRET"],
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access_token_url="https://oauth2.googleapis.com/token",
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authorize_url="https://accounts.google.com/o/oauth2/v2/auth",
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api_base_url="https://www.googleapis.com/oauth2/v2/",
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client_kwargs={"scope": "openid email profile"},
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)
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def login_required(f):
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@wraps(f)
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def wrapper(*args, **kwargs):
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if "user" not in session:
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return redirect(url_for("login"))
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return f(*args, **kwargs)
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return wrapper
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@app.route("/login")
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def login():
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return google.authorize_redirect(app.config["GOOGLE_REDIRECT_URI"])
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@app.route("/oauth/callback")
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def oauth_callback():
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token = google.authorize_access_token()
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user_info = google.get("userinfo").json()
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session["user"] = user_info
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return redirect("/")
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@app.route("/api/new_conversation")
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@login_required
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def new_conversation():
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cid = store.new_conversation()
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return jsonify({"conversation_id": cid})
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@app.route("/api/history/<cid>")
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@login_required
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def history(cid):
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return jsonify(store.get_messages(cid))
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@app.route("/api/stream")
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@login_required
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def stream():
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cid = request.args.get("conversation_id")
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model = request.args.get("model", "llama3.2")
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prompt = request.args.get("prompt")
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store.add_message(cid, "user", prompt)
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def generate():
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url = f"{app.config['OLLAMA_BASE_URL']}/api/generate"
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payload = {"model": model, "prompt": prompt, "stream": True}
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with requests.post(url, json=payload, stream=True) as r:
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for line in r.iter_lines():
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if not line:
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continue
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try:
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data = json.loads(line.decode())
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token = data.get("response", "")
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store.add_message(cid, "assistant", token)
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yield f"data: {json.dumps({'token': token})}\n\n"
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except:
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continue
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return Response(generate(), mimetype="text/event-stream")
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# ***
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import os
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import json
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import requests
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from functools import wraps
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from flask import Flask, request, jsonify, redirect, session, url_for
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from authlib.integrations.flask_client import OAuth
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from config import Config
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# All comments are in English.
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app = Flask(__name__)
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app.config.from_object(Config)
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app.secret_key = app.config["SECRET_KEY"]
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oauth = OAuth(app)
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google = oauth.register(
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name="google",
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client_id=app.config["GOOGLE_CLIENT_ID"],
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client_secret=app.config["GOOGLE_CLIENT_SECRET"],
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access_token_url="https://oauth2.googleapis.com/token",
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authorize_url="https://accounts.google.com/o/oauth2/v2/auth",
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authorize_params={"access_type": "offline", "prompt": "consent"},
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api_base_url="https://www.googleapis.com/oauth2/v2/",
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client_kwargs={"scope": "openid email profile"},
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)
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def login_required(f):
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"""Decorator to ensure the user is authenticated via Google OAuth."""
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@wraps(f)
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def wrapper(*args, **kwargs):
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if "user" not in session:
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return redirect(url_for("login"))
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return f(*args, **kwargs)
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return wrapper
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@app.route("/login")
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def login():
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"""Start Google OAuth login flow."""
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return google.authorize_redirect(app.config["Google_REDIRECT_URI"])
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@app.route("/oauth/callback")
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def oauth_callback():
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"""Handle Google OAuth callback and store user session."""
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token = google.authorize_access_token()
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user_info = google.get("userinfo").json()
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session["user"] = {
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"email": user_info.get("email"),
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"name": user_info.get("name"),
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}
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return redirect(url_for("home"))
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@app.route("/")
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def home():
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return jsonify({
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"message": "Ollama Gateway is running.",
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"domain": "https://safira.renatorosa.com",
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"auth": "Google OAuth required for /api/* endpoints.",
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"endpoints": {
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"health": "/health",
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"generate": "/api/generate"
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}
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})
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@app.route("/health")
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def health():
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return jsonify({"status": "ok"})
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@app.route("/api/generate", methods=["POST"])
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@login_required
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def generate():
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data = request.get_json(silent=True) or {}
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model_name = data.get("model", "llama3.2")
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prompt = data.get("prompt")
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if not prompt:
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return jsonify({"error": "Missing 'prompt' field."}), 400
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model_id = app.config["MODEL_MAP"].get(model_name)
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if not model_id:
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return jsonify({"error": f"Unsupported model '{model_name}'."}), 400
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ollama_url = f"{app.config['OLLAMA_BASE_URL']}/api/generate"
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payload = {"model": model_id, "prompt": prompt}
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try:
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response = requests.post(ollama_url, json=payload, timeout=60)
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response.raise_for_status()
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except requests.RequestException as e:
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return jsonify({"error": "Failed to call Ollama API.", "details": str(e)}), 502
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try:
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ollama_data = response.json()
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except json.JSONDecodeError:
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return jsonify({"error": "Invalid JSON response from Ollama."}), 502
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output_text = ollama_data.get("response") or ollama_data.get("output") or ""
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return jsonify({"model": model_name, "output": output_text})
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if __name__ == "__main__":
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app.run(host="0.0.0.0", port=8000)
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# ***
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import os
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import json
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import requests
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from functools import wraps
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from flask import Flask, request, jsonify, redirect, session, url_for
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from authlib.integrations.flask_client import OAuth
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from config import Config
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# All comments are in English.
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app = Flask(__name__)
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app.config.from_object(Config)
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# Configure session secret key.
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app.secret_key = app.config["SECRET_KEY"]
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# Configure OAuth with Google.
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oauth = OAuth(app)
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google = oauth.register(
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name="google",
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client_id=app.config["GOOGLE_CLIENT_ID"],
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client_secret=app.config["GOOGLE_CLIENT_SECRET"],
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access_token_url="https://oauth2.googleapis.com/token",
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access_token_params=None,
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authorize_url="https://accounts.google.com/o/oauth2/v2/auth",
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authorize_params={
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"access_type": "offline",
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"prompt": "consent",
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},
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api_base_url="https://www.googleapis.com/oauth2/v2/",
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client_kwargs={"scope": "openid email profile"},
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)
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def login_required(f):
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"""Decorator to ensure the user is authenticated via Google OAuth."""
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@wraps(f)
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def wrapper(*args, **kwargs):
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# Check if user info is stored in session.
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if "user" not in session:
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# Redirect to login if not authenticated.
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return redirect(url_for("login"))
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return f(*args, **kwargs)
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return wrapper
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@app.route("/login")
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def login():
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"""Start Google OAuth login flow."""
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redirect_uri = app.config["GOOGLE_REDIRECT_URI"]
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# Use the configured redirect URI for OAuth callback.
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return google.authorize_redirect(redirect_uri)
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@app.route("/oauth/callback")
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def oauth_callback():
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"""Handle Google OAuth callback and store user session."""
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# Exchange authorization code for tokens.
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token = google.authorize_access_token()
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# Fetch user info from Google.
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resp = google.get("userinfo")
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user_info = resp.json()
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# Store minimal user info in session.
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session["user"] = {
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"email": user_info.get("email"),
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"name": user_info.get("name"),
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}
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# Redirect to a simple home or API docs page.
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return redirect(url_for("home"))
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@app.route("/")
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def home():
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"""Simple home endpoint explaining the service."""
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# This endpoint is intentionally simple and easy to understand.
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return jsonify(
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{
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"message": "Ollama Gateway is running.",
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"auth": "Google OAuth required for /api/* endpoints.",
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"endpoints": {
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"health": "/health",
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"generate": "/api/generate",
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},
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}
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)
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@app.route("/health")
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def health():
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"""Health check endpoint."""
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return jsonify({"status": "ok"})
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@app.route("/api/generate", methods=["POST"])
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@login_required
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def generate():
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"""Generate text using a selected Ollama model.
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Expected JSON body:
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{
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"model": "llama3.2",
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"prompt": "Your prompt here"
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}
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"""
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data = request.get_json(silent=True) or {}
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# Extract model and prompt from request.
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model_name = data.get("model", "llama3.2")
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prompt = data.get("prompt")
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if not prompt:
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return jsonify({"error": "Missing 'prompt' field."}), 400
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# Map user-facing model name to Ollama model identifier.
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model_id = app.config["MODEL_MAP"].get(model_name)
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if not model_id:
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return jsonify({"error": f"Unsupported model '{model_name}'."}), 400
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# Prepare request to Ollama API.
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ollama_url = f"{app.config['OLLAMA_BASE_URL']}/api/generate"
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payload = {
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"model": model_id,
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"prompt": prompt,
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# You can add more Ollama-specific parameters here if needed.
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}
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try:
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# Call Ollama HTTP API.
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response = requests.post(ollama_url, json=payload, timeout=60)
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response.raise_for_status()
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except requests.RequestException as e:
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# Handle network or API errors gracefully.
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return jsonify({"error": "Failed to call Ollama API.", "details": str(e)}), 502
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# Parse Ollama response.
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try:
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ollama_data = response.json()
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except json.JSONDecodeError:
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return jsonify({"error": "Invalid JSON response from Ollama."}), 502
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# Extract output text (this depends on Ollama's response format).
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output_text = ollama_data.get("response") or ollama_data.get("output") or ""
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return jsonify(
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{
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"model": model_name,
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"output": output_text,
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}
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)
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if __name__ == "__main__":
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# This block is mainly for local debugging.
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# In production, Gunicorn will run the app.
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app.run(host="0.0.0.0", port=8000)
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# ***
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from flask import Flask, request, jsonify
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from flask_cors import CORS
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from db import Base, engine
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from models import User
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from services.intent_service import IntentService
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from services.mode_service import ModeService
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from services.preference_service import PreferenceService
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from services.suggestion_service import SuggestionService
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from services.document_service import DocumentService
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from services.search_service import SearchService
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from services.monitoring_service import MonitoringService
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from services.export_service import ExportService
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from services.audit_service import AuditService
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from services.security_service import SecurityService
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from services.ollama_service import OllamaService
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ollama_service = OllamaService()
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from services.model_router import ModelRouter
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router = ModelRouter()
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generated = router.generate(intent, mode, prompt)
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app = Flask(__name__)
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CORS(app)
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Base.metadata.create_all(bind=engine)
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intent_service = IntentService()
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mode_service = ModeService()
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preference_service = PreferenceService()
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suggestion_service = SuggestionService()
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document_service = DocumentService()
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search_service = SearchService()
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monitoring_service = MonitoringService()
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export_service = ExportService()
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audit_service = AuditService()
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security_service = SecurityService()
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USER_ID = 1
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|
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@app.route("/api/conversation", methods=["POST"])
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def conversation():
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data = request.json
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message = data.get("message", "")
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|
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mode = mode_service.get_current_mode(USER_ID)
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if not mode:
|
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reply = (
|
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"{user.name}, como você quer trabalhar hoje?\n\n"
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"- Modo Advogado\n- Modo Corporativo\n- Apenas Conversar\n\n"
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"Me diga qual modo você prefere agora."
|
|
)
|
|
return jsonify({"reply": reply, "suggestions": [], "quick_actions": []})
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|
|
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intent = intent_service.detect_intent(message)
|
|
prefs = preference_service.get_preferences(USER_ID)
|
|
|
|
if intent == "set_mode":
|
|
mode_service.set_mode(USER_ID, intent_service.extract_mode(message))
|
|
reply = f"Perfeito, vou atuar no modo {mode_service.get_current_mode(USER_ID)}. O que vamos fazer agora?"
|
|
return jsonify({"reply": reply, "suggestions": [], "quick_actions": []})
|
|
|
|
if intent == "document":
|
|
response = document_service.handle(message, mode, prefs)
|
|
elif intent == "search":
|
|
response = search_service.handle(message, mode, prefs)
|
|
elif intent == "monitoring":
|
|
response = monitoring_service.handle(message, mode, prefs)
|
|
else:
|
|
response = document_service.chat_like(message, mode, prefs)
|
|
|
|
suggestions = suggestion_service.generate_suggestions(response, intent, mode, prefs)
|
|
quick_actions = suggestion_service.generate_quick_actions(response, intent, mode, prefs)
|
|
|
|
return jsonify({
|
|
"reply": response["text"],
|
|
"suggestions": suggestions,
|
|
"quick_actions": quick_actions
|
|
})
|
|
|
|
if __name__ == "__main__":
|
|
app.run(debug=True)
|