Resolve "admin endpoint"

Closes #29 (closed)

api/endpoints/manageuser.py

+from flask import request, jsonify
+from flask_restful import Resource
+from api.models.dbmodels import User
+from api import db
+from flask_jwt_extended import get_jwt_identity, jwt_required
+
+
+class AdminManageUser(Resource):
+    @staticmethod
+    @jwt_required
+    def get():
+        user_id = get_jwt_identity()
+        user = db.session.query(User).filter_by(id=user_id).first()
+        if user.admin:
+            user_list = []
+            users = db.session.query(User).filter_by(accepted=1).all()
+            for pr_user in users:
+                ret = {"email": pr_user.email, "id": pr_user.id}
+                user_list.append(ret)
+            return jsonify({"users": user_list, "status": 200})
+        else:
+            return jsonify({"message": "no access", "status": 400})
+
+    @staticmethod
+    @jwt_required
+    def post():
+        data = request.form
+        user_id = get_jwt_identity()
+        user = db.session.query(User).filter_by(id=user_id).first()
+        if user.admin:
+            if "id" in data and "email" in data:
+                update_user = db.session.query(User).filter_by(id=user_id).first()
+                if data['makeAdmin'] and data['email'] == update_user.email:
+                    update_user.admin = True
+                    db.session.commit()
+                    return jsonify({"message": "user is now admin", "status": 200})
+
+                if data['makePending'] and data['email'] == update_user.email:
+                    update_user.accepted = False
+                    db.session.commit()
+                    return jsonify({"message": "user is downgraded", "status": 200})
+            else:
+                return jsonify({"message": "wrong data", "status": 400})
+
+        else:
+            return jsonify({"message": "no access", "status": 400})