example: route, controller, model

server/controllers/controller.js

@@ -0,0 +1,18 @@
+import Example from './../models/model.js';
+
+const getExamples = (request, response) => {
+  // what is .find() ???   --->   https://mongoosejs.com/docs/queries.html
+  Example.find((error, allExamples) => {
+    if (error) {
+      console.log(`❌ ${error}`);
+      return response.status(404).json(error); // 404 not found + catched error -> send to client
+    }
+
+    // more about response status codes   --->   https://restapitutorial.com/httpstatuscodes.html
+
+    console.log('✅ -FOUND- :', allExamples);
+    return response.status(200).json(allExamples); // 200 ok + array of couments -> send to client
+  });
+};
+
+export default getExamples;