curd feature added in tutorial.js

Author: Aryanzs

models/tutorial.js

@@ -13,3 +13,39 @@ const tutorialSchema = {
 
 // eslint-disable-next-line  no-unused-vars
 const Tutorial = connector.model("Tutorial", tutorialSchema);
+
+/// CRUD Operations ///
+
+// Add a new tutorial to the database
+async function create(tutorialData) {
+  const tutorial = new Tutorial(tutorialData);
+  const tutorialDoc = await tutorial.save();
+  return tutorialDoc;
+}
+
+// Retrieve tutorials based on a given filter and limit
+async function read(filter, limit = 1) {
+  const tutorialDoc = await Tutorial.find(filter).limit(limit);
+  return tutorialDoc;
+}
+
+// Update tutorials based on a given filter and update data
+async function update(filter, updateObject, options = { multi: true }) {
+  const updateResult = await Tutorial.updateMany(filter, { $set: updateObject }, options);
+  return updateResult.acknowledged;
+}
+
+// Delete tutorials based on a given filter
+async function remove(filter) {
+  const deleteResult = await Tutorial.deleteMany(filter).exec();
+  return deleteResult.acknowledged;
+}
+
+// Export the CRUD functions
+export default {
+  create,
+  read,
+  update,
+  remove,
+};
+