primemeat/backend/project.py

from flask import Flask, request, jsonify
from flask_sqlalchemy import SQLAlchemy
import time

app = Flask(__name__)
app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:///primemeat.db"

# DB
db = SQLAlchemy(app)
class Umsatz(db.Model):
    id = db.Column('id', db.Integer, primary_key = True)
    monat = db.Column(db.String(7))
    wert = db.Column(db.Integer)

    def __init__(self, monat, wert):
        self.monat = monat
        self.wert = wert

@app.route("/")
def hello():
    db.create_all()
    return "<h1 style='color:blue'>Hello, Prime Meat!<h1>"

@app.route('/time')
def get_current_time():
    return jsonify({'time': time.time()})

@app.route("/api/umsatz", methods=["GET", "POST", "DELETE"])
def umsatz():
    method = request.method
    if (method.lower() == "get"):
        umsatz = Umsatz.query.all()
        return jsonify([{"id": i.id, "monat": i.monat, "wert": i.wert} for i in umsatz])
    elif (method.lower() == "post"):
        try:
            monat = request.json["monat"]
            wert = request.json["wert"]
            if (monat and wert):
                try:
                    umsatz = Umsatz(monat, wert)
                    db.session.add(umsatz)
                    db.session.commit()
                    return jsonify({"success": True})
                except Exception as e:
                    return ({"error": e})
            else:
                return jsonify({"error": "Invalid form"})
        except:
            return jsonify({"error": "Invalid form"})
    elif (method.lower() == "delete"):
        try:
            uid = request.json["id"]
            if (uid):
                try:
                    umsatz = Umsatz.query.get(uid)
                    db.session.delete(umsatz)
                    db.session.commit()
                    return jsonify({"success": True})
                except Exception as e:
                    return jsonify({"error": e})
            else:
                return jsonify({"error": "Invalid form"})
        except:
            return jsonify({"error": "m"})

if __name__ == "__main__":
    app.run(host='0.0.0.0')