manage.py: separated the user management logic

sachet/server/auth/manage.py

@@ -0,0 +1,33 @@
+from sachet.server import app, db
+from sachet.server.models import User
+
+def create_user(admin, username, password):
+    user = User.query.filter_by(username=username).first()
+    if not user:
+        user = User(
+            username=username,
+            password=password,
+            admin=admin
+        )
+        db.session.add(user)
+        db.session.commit()
+    else:
+        raise KeyError(f"User '{username}' already exists (ID: {user.id})")
+
+def delete_user_by_username(username):
+    user = User.query.filter_by(username=username).first()
+
+    if not user:
+        raise KeyError(f"User {username} does not exist.")
+    else:
+        db.session.delete(user)
+        db.session.commit()
+
+def delete_user_by_id(id):
+    user = User.query.filter_by(id=id).first()
+
+    if not user:
+        raise KeyError(f"User with ID {id} does not exist.")
+    else:
+        db.session.delete(user)
+        db.session.commit()

sachet/server/commands.py

@@ -1,6 +1,7 @@
 import click
 from sachet.server import app, db
 from sachet.server.models import User
+from sachet.server.auth import manage
 from flask.cli import AppGroup
 
 
@@ -11,7 +12,6 @@ def create_db():
     """Create all db tables."""
     db.create_all()
 
-
 @db_cli.command("drop")
 @click.option('--yes', is_flag=True, expose_value=False, prompt="Are you sure you want to drop all tables?")
 def drop_db():
@@ -32,34 +32,17 @@ user_cli = AppGroup("user")
               help="Sets the user's password (for security, avoid setting this from the command line).")
 def create_user(admin, username, password):
     """Create a user directly in the database."""
-    user = User.query.filter_by(username=username).first()
-    if not user:
-        user = User(
-            username=username,
-            password=password,
-            admin=admin
-        )
-        db.session.add(user)
-        db.session.commit()
-    else:
-        raise Exception(f"User '{username}' already exists (ID: {user.id})")
+    manage.create_user(admin, username, password)
 
 @user_cli.command("delete")
-@click.option("--username", "selector", help="Delete by username.", flag_value="username", default=True)
-@click.option("--id", "selector", help="Delete by ID.", flag_value="ID", default=True)
-@click.argument("usersel")
+@click.option("--username", "selector_type", help="Delete by username.", flag_value="username", default=True)
+@click.option("--id", "selector_type", help="Delete by ID.", flag_value="ID", default=True)
+@click.argument("selector")
 @click.option('--yes', is_flag=True, expose_value=False, prompt=f"Are you sure you want to delete this user?")
-def delete_user(selector, usersel):
-    if selector == "username":
-        user = User.query.filter_by(username=usersel).first()
-    elif selector == "ID":
-        user = User.query.filter_by(id=usersel).first()
-
-    if not user:
-        raise KeyError(f"User ({selector} {usersel}) does not exist.")
-    else:
-        db.session.delete(user)
-        db.session.commit()
-
+def delete_user(selector_type, selector):
+    if selector_type == "username":
+        manage.delete_user_by_username(selector)
+    elif selector_type == "ID":
+        manage.delete_user_by_id(selector)
 
 app.cli.add_command(user_cli)