rename views to resources

api/resources/categories.py

@@ -0,0 +1,29 @@
+from flask import Blueprint, request, jsonify
+from api import db, tasks
+from api.models import Category
+
+mod = Blueprint('categories', __name__, url_prefix='/categories')
+
+
+@mod.route("/", methods=["GET"])
+def list():
+    categories = Category.query.all()
+    return jsonify(categories=[c.to_json() for c in categories])
+
+
+@mod.route("/<int:id>", methods=["GET"])
+def show(id):
+    category = Category.query.get_or_404(id)
+    return jsonify(category.to_json(nested=True))
+
+
+@mod.route("/<id>", methods=["PUT"])
+def update(id):
+    category = Category.query.get_or_404(id)
+    data = request.json
+    for k, v in data.items():
+        setattr(category, k, v)
+    db.session.add(category)
+    db.session.commit()
+    tasks.esales.update_category(category)
+    return jsonify(category.to_json())