1 files changed, 43 insertions, 0 deletions
diff --git a/src/expense/tracker/category.py b/src/expense/tracker/category.py
new file mode 100644
index 0000000..a36f737
--- /dev/null
+++ b/src/expense/tracker/category.py
@@ -0,0 +1,43 @@
+from typing import Union
+from flask import (
+    redirect,
+    render_template,
+    url_for,
+)
+from flask_login import login_required, current_user
+from werkzeug import Response
+
+from .. import db
+
+from flask_wtf import FlaskForm
+from wtforms import StringField, SubmitField
+from wtforms.validators import InputRequired
+
+from ..model import Category
+from .blueprint import tracker
+
+
+class CategoryForm(FlaskForm):
+    """Add Category"""
+    category = StringField("Add Category", validators=[InputRequired()])  # type: ignore
+    submit = SubmitField()
+
+
+@tracker.route("/category", methods=["GET", "POST"])
+@login_required
+def category() -> Union[str, Response]:
+    """
+    To manage the list of user defined capabilities
+    """
+    form = CategoryForm()
+    if form.validate_on_submit():
+        category = form.category.data
+        cat = db.session.scalars(
+            db.select(Category).where(Category.name == category)
+        ).one_or_none()
+        if cat is None:
+            cat = Category(name=category)
+        current_user.categories.append(cat)  # type: ignore
+        db.session.commit()
+        return redirect(url_for("index"))
+    return render_template("tracker/category.html", form=form)