Refactor(): write a script to add data to database

- delete old data from the database
- added a new Post and comment data
- change the type of _id in Comment Model

.vscode/launch.json

@@ -0,0 +1,15 @@
+{
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "type": "node",
+      "request": "attach",
+      "name": "Attach by Process ID",
+      "processId": "${command:PickProcess}"
+    },
+
+  ]
+}

src/app1.ts

@@ -50,10 +50,6 @@ class App {
     this.app.use(express.static(path.join(__dirname, 'public')));
     this.app.use(bodyParser.json());
 
-
-
-
-
     let sessionStore = new RedisStore({
       port: 6379,
       db: 2,
@@ -101,7 +97,7 @@ class App {
     })
   }
 
-//Connect to database
+  //Connect to database
   private connectToTheDatabase() {
     let dbURL = 'mongodb://localhost:27017/reduxtagram-server';
     const { MONGODB_URL } = process.env

src/database/db-operations.ts

@@ -2,6 +2,7 @@ export {};
 const User = require('../models/user-model');
 const Post = require('../models/posts-model');
 const Comment = require('../models/comment-model');
+const ObjectId = require('mongoose').Types.ObjectId; 
 
 exports.fetchUserByEmail = function(email: string) {
   return User.findOne({
@@ -32,13 +33,15 @@ exports.getPosts = function() {
   .catch((err: any) => console.log("err occured in fetchUserByEmail", err))
 }
 
-exports.fetchSinglePost = function(code: string) {
-  return Post.findOne({code: code}).exec()
+exports.fetchSinglePost = function(id: string) {
+  return Post.findOne({_id: id}).exec()
 
 }
 
 // Fetch Comments
 
-exports.fetchCommentsForPost = function(postCode: string) {
-  return Comment.findOne({postCode: postCode}).exec()
+exports.fetchCommentsForPost = function(postId: string) {
+  return Comment.findOne({
+    postId: new ObjectId(postId)
+  }).exec()
 }

src/database/insert-sample-data.ts

@@ -0,0 +1,53 @@
+const Comment = require('../models/comment-model');
+const Post = require('../models/posts-model');
+var mongoose = require('mongoose');
+import Post from '../interfaces/post.interface';
+import Comments from '../interfaces/comment.interface';
+const samplePosts = require("./sample-posts");
+const sampleComments = require("./sample-comments");
+
+function insertPostsAndComments() {
+
+let dbURL = 'mongodb://localhost:27017/reduxtagram-server';
+
+  mongoose.connect(dbURL, { useNewUrlParser: true}, function(err: any){
+    if(err) {
+      console.log('Error connecting to: ', dbURL)
+    }
+    else {
+      console.log('Connected to : ' + dbURL);
+
+      Post.collection.insert(samplePosts.default, async function (err: any, docs: any) {
+        if (err){ 
+            return console.error(err);
+        } else {
+          const posts = await Post.find({})
+            .exec()
+            .catch((err: any) => console.log("err occured in fetching posts", err));
+
+          const comments: Comments[] = []
+          posts.map((post:any, i: any) => {
+            comments.push({
+              ...sampleComments.default[i],
+              postId: post._id
+            })
+          });
+
+          Comment.collection.insert(comments, async function(err: any, docs: any){
+            if(err) {
+              return console.error(err)
+            } else {
+              const comments = await Comment.find({})
+                .exec()
+                .catch((err: any) => console.log("err occured in fetching comments", err))
+                console.log("comments");
+                console.log(comments);
+            }
+          })        
+        }
+      });
+    }
+  });
+}
+
+insertPostsAndComments();

src/database/sample-comments.json → src/database/old-sample-comments.json

@@ -30,7 +30,7 @@
 }
 {
   "postCode": "BAPIPRjQce9",
-  "commnets": [
+  "comments": [
     {
       "text":"Those are cute! They're like silver dollar pancakes.",
       "user": "rrsimonsen"