Add breadcrumbs to admin package

app/__init__.py

@@ -61,6 +61,7 @@ def create_app(config: Config = Config) -> Flask:
     init_error_handlers(app)
 
     from .admin import bp as admin_blueprint
+    default_breadcrumb_root(admin_blueprint, '.admin')
     app.register_blueprint(admin_blueprint, url_prefix='/admin')
 
     from .api import bp as api_blueprint

app/admin/__init__.py

 from flask import Blueprint
+from flask_login import login_required
+from app.decorators import admin_required
 
 
 bp = Blueprint('admin', __name__)
-from . import routes
+
+
+@bp.before_request
+@login_required
+@admin_required
+def before_request():
+    '''
+    Ensures that the routes in this package can be visited only by users with
+    administrator privileges (login_required and admin_required).
+    '''
+    pass
+
+
+from . import json_routes, routes

app/admin/json_routes.py

+from flask import current_app
+from threading import Thread
+from app import db
+from app.models import User
+from . import bp
+
+
+@bp.route('/users/<hashid:user_id>/delete', methods=['DELETE'])
+def delete_user(user_id):
+    def _delete_user(app, user_id):
+        with app.app_context():
+            user = User.query.get(user_id)
+            user.delete()
+            db.session.commit()
+
+    User.query.get_or_404(user_id)
+    thread = Thread(
+        target=_delete_user,
+        args=(current_app._get_current_object(), user_id)
+    )
+    thread.start()
+    return {}, 202

app/admin/routes.py

-from flask import current_app, flash, redirect, render_template, url_for
-from flask_login import login_required
-from threading import Thread
+from flask import flash, redirect, render_template, url_for
+from flask_breadcrumbs import register_breadcrumb
 from app import db, hashids
-from app.decorators import admin_required
 from app.models import Role, User, UserSettingJobStatusMailNotificationLevel
-from app.users.forms import (
-    EditNotificationSettingsForm
-)
+from app.users.forms import EditNotificationSettingsForm
 from app.users.forms import EditProfileSettingsForm
 from . import bp
 from .forms import AdminEditUserForm
-
-
-@bp.before_request
-@login_required
-@admin_required
-def before_request():
-    '''
-    Ensures that the routes in this package can be visited only by users with
-    administrator privileges (login_required and admin_required).
-    '''
-    pass
+from app.users.utils import (
+    user_endpoint_arguments_constructor as user_eac,
+    user_dynamic_list_constructor as user_dlc
+)
 
 
 @bp.route('')
+@register_breadcrumb(bp, '.', '<i class="material-icons left">admin_panel_settings</i>Administration')
 def index():
     return redirect(url_for('.users'))
 
 
 @bp.route('/users')
+@register_breadcrumb(bp, '.users', '<i class="material-icons left">group</i>Users')
 def users():
     users = [x.to_json_serializeable(backrefs=True) for x in User.query.all()]
     return render_template(
@@ -39,12 +30,14 @@ def users():
 
 
 @bp.route('/users/<hashid:user_id>')
+@register_breadcrumb(bp, '.users.entity', '', dynamic_list_constructor=user_dlc)
 def user(user_id):
     user = User.query.get_or_404(user_id)
     return render_template('admin/user.html.j2', title='User', user=user)
 
 
 @bp.route('/users/<hashid:user_id>/edit', methods=['GET', 'POST'])
+@register_breadcrumb(bp, '.users.entity.edit', 'Edit', endpoint_arguments_constructor=user_eac)
 def edit_user(user_id):
     user = User.query.get_or_404(user_id)
     admin_edit_user_form = AdminEditUserForm(
@@ -92,20 +85,3 @@ def edit_user(user_id):
         title='Edit user',
         user=user
     )
-
-
-@bp.route('/users/<hashid:user_id>/delete', methods=['DELETE'])
-def delete_user(user_id):
-    def _delete_user(app, user_id):
-        with app.app_context():
-            user = User.query.get(user_id)
-            user.delete()
-            db.session.commit()
-
-    User.query.get_or_404(user_id)
-    thread = Thread(
-        target=_delete_user,
-        args=(current_app._get_current_object(), user_id)
-    )
-    thread.start()
-    return {}, 202