first

README.md

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+
+## Requirements
+pip:
+* wheel
+* gunicorn
+* flask
+
+
+## Unit File
+```shell
+[Unit]
+Description=Gunicorn instance for primemeat
+After=network.target
+
+[Service]
+User=maintenance
+Group=www-data
+WorkingDirectory=/path/to/project
+Environment="PATH=/path/to/project/bin"
+#remove --reload when site is ready
+#reload restarts workers when code changes
+ExecStart=/path/to/project/bin/gunicorn --reload --workers 3 --bind 0.0.0.0:8900 wsgi:app
+
+[Install]
+WantedBy=multi-user.target
+```
+
+## Caddy
+```shell
+primemeat.some.domain.org {
+  root * /path/to/project
+  reverse_proxy localhost:8900
+}
+```

backend/project.py

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+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')

backend/wsgi.py

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+from project import app
+
+if __name__ == "__main__":
+    app.run()
+