Code clean up on app and forms

app.py

@@ -1,72 +1,24 @@
 from flask import Flask, render_template, request, redirect, url_for, flash, send_from_directory
-from flask_pymongo import PyMongo, ObjectId
 from flask_login import LoginManager, UserMixin, login_user, login_required, current_user, logout_user
 from werkzeug.utils import secure_filename
 from werkzeug.security import generate_password_hash, check_password_hash
-from datetime import datetime
-from flask_pymongo import ObjectId
 import os
 from uuid import uuid4
-from flask_wtf import FlaskForm
-from wtforms import StringField, FileField, SubmitField, DateTimeField, SelectField, PasswordField
-from wtforms.validators import DataRequired, Length
 import requests
 from config import Config
 from geopy.geocoders import Nominatim
+from forms import *
+from db import mongo
 
 geolocator = Nominatim(user_agent="Bachemapa @ baches.qro.mx")
 def create_app(config=Config):
     app = Flask(__name__)
     app.config.from_object(config)
 
-    mongo = PyMongo(app)
+    mongo.init_app(app)
     login_manager = LoginManager(app)
     login_manager.session_protection = "strong"
 
-    class User(UserMixin):
-        def __init__(self, user_data):
-            self.id = str(user_data['_id'])
-            self.username = user_data['username']
-            self.referral_code = user_data['referral_code']
-            self.invited_by = user_data.get('invited_by')
-            self.is_admin = user_data.get('is_admin', False)
-            self.pwd = user_data.get('pwd')
-
-        @staticmethod
-        def get(user_id):
-            user_data = mongo.db.users.find_one({"_id": ObjectId(user_id)})
-            if user_data:
-                return User(user_data)
-            else:
-                return None
-
-    class PinForm(FlaskForm):
-        description = StringField('¿Qué estamos viendo?', validators=[DataRequired()])
-        photo = FileField('Evidencia fotogénica', validators=[DataRequired()])
-        timedate = DateTimeField(default=datetime.now())
-        typeofpin = SelectField('Tipo de cosa', choices=['bache', 'coladera', 'obra sin terminar', 'escombro', 'robo-asalto', 'biciestacionamiento', 'mala iluminación', 'bici blanca', 'zapato blanco'])
-        
-        submit = SubmitField('Agregar')
-
-    class LoginForm(FlaskForm):
-        username = StringField('Usuario', validators=[DataRequired()])
-        pwd = PasswordField('Tu clave', validators=[DataRequired()])
-        submit = SubmitField('Entrar')
-
-    def Unique(model, field, message=None):
-        def _unique(form, field_data):
-            if mongo.db[model.__name__.lower()].find_one({field.name: field_data.data}):
-                raise ValidationError(message or f"{field.name} must be unique.")
-        return _unique
-
-    class RegistrationForm(FlaskForm):
-        username = StringField('Nombre de usuarix', validators=[DataRequired(), Unique('users', StringField('username', message="Este usuario ya existe"))])
-        pwd = PasswordField('Clave', validators=[DataRequired(), Length(min=10), Unique('users', StringField('pwd', message="Esta clave no es muy buena, escoge otra"))])
-        referral = StringField('ID de quien te invito', [DataRequired()])
-        submit = SubmitField('Registrar')
-
-    def allowed_file(filename):
-        return '.' in filename and filename.rsplit('.', 1)[1].lower() in app.config['ALLOWED_EXTENSIONS']
  
     @app.route('/', methods=['GET', 'POST'])
     def index():

db.py

@@ -0,0 +1,3 @@
+from flask_pymongo import PyMongo
+
+mongo = PyMongo()

forms.py

@@ -0,0 +1,58 @@
+from flask_login import UserMixin
+from flask_pymongo import PyMongo, ObjectId
+from flask_wtf import FlaskForm
+from datetime import datetime
+from wtforms import StringField, FileField, SubmitField, DateTimeField, SelectField, PasswordField
+from wtforms.validators import DataRequired, Length
+#Init Mongo
+from db import mongo
+#User object creation
+
+class User(UserMixin):
+    def __init__(self,user_data):
+        self.id             = str(user_data['_id'])
+        self.username       = user_data["username"]
+        self.referral_code  = user_data["referral_code"]
+        self.invited_by     = user_data.get('invited_by')
+        self.is_admin       = user_data.get('is_admin', False)
+        seelf.pwd           = user_data.get('pwd')
+
+    #Getter method
+    @staticmethod
+    def get(user_id):
+        user_data = mongo.db.users.find_one({"_id": ObjectId(user_id)})
+        if user_data:
+            return User(user_data)
+        else:
+            return None
+
+#Pin creation form
+class PinForm(FlaskForm):
+    description = StringField('¿Qué estamos viendo?', validators=[DataRequired()])
+    photo       = FileField('Evidencia fotogénica', validators=[DataRequired()])
+    timedate    = DateTimeField(default=datetime.now())
+    typeofpin   = SelectField('Tipo de cosa', choices=['bache', 'coladera', 'obra sin terminar', 'escombro', 'robo-asalto', 'biciestacionamiento', 'mala iluminación', 'bici blanca', 'zapato blanco'])
+    submit      = SubmitField('Agregar')
+
+class LoginForm(FlaskForm):
+    username = StringField('Usuario', validators=[DataRequired()])
+    pwd      = PasswordField('Tu clave', validators= [DataRequired()])
+    submit   = SubmitField('Entrar')
+
+#decorator to simplify mongo unique validation calls    
+def Unique(model, field, message=None):
+    def _unique(form, field_data):
+        if mongo.db[model.__name__.lower()].find_one({field.name: field_data.data}):
+            raise ValidationError(message or f"{field.name} must be unique.")
+    return _unique
+
+class RegistrationForm(FlaskForm):
+    username    = StringField('Nombre de usuarix', validators=[DataRequired(), Unique('users', StringField('username', message="Este usuario ya existe"))])
+    pwd         = PasswordField('Clave', validators=[DataRequired(), Length(min=10), Unique('users', StringField('pwd', message="Esta clave no es muy buena, escoge otra"))])
+    referral    = StringField('ID de quien te invito', [DataRequired()])
+    submit      = SubmitField('Registrar')
+
+
+#restrict allowed file types~
+def allowed_file(filename):
+    return '.' in filename and filename.rsplit('.', 1)[1].lower() in app.config['ALLOWED_EXTENSIONS']

requirements.txt

@@ -7,6 +7,8 @@ Flask==3.0.3
 Flask-Login==0.6.3
 Flask-PyMongo==2.3.0
 Flask-WTF==1.2.1
+geographiclib==2.0
+geopy==2.4.1
 idna==3.8
 itsdangerous==2.2.0
 Jinja2==3.1.3