Develop fake user creation command, add last_seen/last_ip updating event

Pipfile

@@ -8,6 +8,8 @@ python-dotenv = "*"
 flask = "*"
 flask-login = "*"
 flask-sqlalchemy = "*"
+pytz = "*"
+faker = "*"
 
 [dev-packages]
 

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "19860a3b78a38697affcbceb509d17ee2c110dde2bf8080a178441a42dbff3d1"
+            "sha256": "274a5de62926ba1c658817a40cb4b731272e26e154ce7a4a3b2f2095805a5dde"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -32,6 +32,14 @@
             "markers": "platform_system == 'Windows'",
             "version": "==0.4.4"
         },
+        "faker": {
+            "hashes": [
+                "sha256:5536ceb63380f0d598c026b7c330c17d719a19d1a495e9397ee8f5259420a696",
+                "sha256:85ed0cb379e3b7414bdb6b484994beaf9bddc74472c8c35f743c16cf5fc0c314"
+            ],
+            "index": "pypi",
+            "version": "==13.3.3"
+        },
         "flask": {
             "hashes": [
                 "sha256:59da8a3170004800a2837844bfa84d49b022550616070f7cb1a659682b2e7c9f",
@@ -179,6 +187,14 @@
             "markers": "python_version >= '3.7'",
             "version": "==2.1.1"
         },
+        "python-dateutil": {
+            "hashes": [
+                "sha256:0123cacc1627ae19ddf3c27a5de5bd67ee4586fbdd6440d9748f8abb483d3e86",
+                "sha256:961d03dc3453ebbc59dbdea9e4e11c5651520a876d0f4db161e8674aae935da9"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==2.8.2"
+        },
         "python-dotenv": {
             "hashes": [
                 "sha256:b7e3b04a59693c42c36f9ab1cc2acc46fa5df8c78e178fc33a8d4cd05c8d498f",
@@ -187,6 +203,22 @@
             "index": "pypi",
             "version": "==0.20.0"
         },
+        "pytz": {
+            "hashes": [
+                "sha256:1e760e2fe6a8163bc0b3d9a19c4f84342afa0a2affebfaa84b01b978a02ecaa7",
+                "sha256:e68985985296d9a66a881eb3193b0906246245294a881e7c8afe623866ac6a5c"
+            ],
+            "index": "pypi",
+            "version": "==2022.1"
+        },
+        "six": {
+            "hashes": [
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
+        },
         "sqlalchemy": {
             "hashes": [
                 "sha256:04164e0063feb7aedd9d073db0fd496edb244be40d46ea1f0d8990815e4b8c34",

create_app.py

@@ -1,8 +1,14 @@
-from flask import Flask, render_template
-from flask_sqlalchemy import SQLAlchemy
-from flask_login import LoginManager
+from datetime import datetime
 
+import click
+import pytz
+from faker import Faker
+from flask import Flask, render_template, request
+from flask_login import LoginManager, current_user
+from flask_sqlalchemy import SQLAlchemy
 # init SQLAlchemy
+from werkzeug.security import generate_password_hash
+
 db = SQLAlchemy()
 
 
@@ -36,10 +42,36 @@ def create_app():
         # note that we set the 404 status explicitly
         return render_template('errors/404.html'), 404
 
+    @app.before_request
+    def update_last_seen():
+        if current_user.is_authenticated:
+            current_user.last_seen = datetime.now(tz=pytz.UTC)  # datetime.utcnow doesn't actually attach a timezone
+            current_user.last_ip = str(request.remote_addr)
+            db.session.add(current_user)
+            db.session.commit()
+
     # CLI commands setup
     @app.shell_context_processor
     def shell_context():
         """Provides specific Flask components to the shell."""
         return {'app': app, 'db': db}
 
+    @app.cli.command("fake")
+    @click.argument("count")
+    def create_fake_users(count: int):
+        fake = Faker()
+        users = {}
+        for _ in range(int(count)):
+            profile: dict = fake.simple_profile()
+            users[profile['username']] = profile
+
+        for profile in users.values():
+            new_user = User(username=profile['username'],
+                            name=profile['name'],
+                            password=generate_password_hash('password', method='sha256'))
+            db.session.add(new_user)
+
+        print(f'Committing {len(users)} users into DB.')
+        db.session.commit()
+
     return app