Added Blog Backend

app.js

@@ -8,21 +8,19 @@ const courseRoute = require("./routes/course");
 const couponRoute = require("./routes/Coupon");
 const queryRoute = require("./routes/query");
 const adminRoute = require("./routes/admin");
+const blogRouter = require("./routes/blog");
 const port = process.env.PORT || 5000;
-
 const cors = require("cors");
+const app = express();
 
 //const passport = require('passport');
 //const cookieSession = require('cookie-session') ;
 //require('./passport-setup') ;
 
-const app = express();
-
 const MONGO_URI = `mongodb+srv://${process.env.MONGO_USER}:${process.env.MONGO_PASSWORD}@cluster0.dqxva.mongodb.net/${process.env.MONGO_DEFAULT_DATABASE}?retryWrites=true&w=majority`;
 
 app.use(cors());
 app.use(bodyparser.json());
-require("./models/Coupon");
 
 // app.use(cookieSession({
 //     name: 'test-session',
@@ -104,4 +102,6 @@ app.use(adminRoute);
 
 app.use(couponRoute);
 
+app.use(blogRouter);
+
 app.use(queryRoute);

controllers/blog.js

@@ -0,0 +1,103 @@
+const { log } = require("handlebars");
+const Blog = require("../models/Blog");
+const Course = require("../models/Course");
+
+module.exports.getAllBlogs = async (req, res, next) => {
+  try {
+    let blog = await Blog.find();
+    if (blog) {
+      res.json({ blogs: blog });
+    } else {
+      console.log("Error in Blog", blog);
+      return;
+    }
+  } catch {
+    (err) => {
+      res.status(422).json({ error: err });
+    };
+  }
+};
+
+module.exports.addBlog = async (req, res, next) => {
+  const { _id, title, body, image } = req.body; //_id is of user from frontend who is adding the blog.
+  try {
+    let course = await Course.find({ _id });
+    if (!title) {
+      res.status(422).json({ message: "Please, Add Title of the Blog" });
+      return;
+    }
+    if (!body) {
+      res.status(422).json({ message: "Please, Add Body of the Blog" });
+      return;
+    }
+    if (course) {
+      let blog = new Blog({
+        title,
+        body,
+        image,
+        date: new Date(),
+      });
+      await blog.save();
+      res.json({ message: "Blog Saved Successfully!" });
+    } else {
+      res.status.json({ error: "User Doesn't Exists" });
+      return;
+    }
+  } catch {
+    (err) => {
+      res.status(422).json({ error: err });
+    };
+  }
+};
+
+module.exports.deleteBlog = async (req, res, next) => {
+  const { _id } = req.body;
+  try {
+    let blog = await Blog.find({ _id });
+    if (blog) {
+      await Blog.findByIdAndDelete(_id);
+      res.json({ message: "Blog Deleted!" });
+    } else {
+      res.status(404).json({ message: "Blog Not Found" });
+      return;
+    }
+  } catch {
+    (err) => {
+      res.status(422).json({ error: err });
+    };
+  }
+};
+
+module.exports.editBlog = async (req, res, next) => {
+  const { _id, body, title, image } = req.body;
+
+  try {
+    if (!title) {
+      res.status(422).json({ message: "Please, Add the Title of the Blog." });
+      return;
+    }
+    if (!body) {
+      res.status(422).json({ message: "Please, Add the Body of the Blog." });
+      return;
+    }
+    if (!image) {
+      res.status(422).json({ message: "Please, Add the Image of the Blog." });
+      return;
+    }
+    let blog = Blog.findById(_id);
+    if (blog) {
+      blog.title = title;
+      blog.body = body;
+      blog.image = image;
+      await blog.save();
+      res.json({ message: "Blog Updated!" });
+    } else {
+      res.status(422).json({ error: "Blog Doesn't Found" });
+      return;
+    }
+  } catch {
+    (err) => {
+      res.status(422).json({ error: err });
+    };
+  }
+};

controllers/coupon.js

@@ -1,64 +1,52 @@
 const Coupon = require("../models/Coupon");
 
-module.exports.getAllCoupons = async (req , res , next) => {
+module.exports.getAllCoupons = async (req, res, next) => {
-    try
+  try {
-    {
+    const coupons = await Coupon.find();
-        const coupons = await Coupon.find() ;
+    console.log(coupons);
-        console.log(coupons) ;
     res.json({
-            coupons : coupons
+      coupons: coupons,
-        }) ;
+    });
+  } catch (err) {
+    console.log(err);
   }
-    catch(err)
+};
-    {
-        console.log(err) ;
-    }
-}
 
-module.exports.addCoupon = async (req , res , next) => {
+module.exports.addCoupon = async (req, res, next) => {
-    try
+  try {
-    {
+    const couponCode = req.body.couponCode;
-        const couponCode = req.body.couponCode ;
+    const percentage = req.body.percentage;
-        const percentage = req.body.percentage ;
+    const numAllowed = req.body.numAllowed;
-        const numAllowed = req.body.numAllowed ;
 
-        let coupon = await Coupon.findOne({couponCode : couponCode}) ;
+    let coupon = await Coupon.findOne({ couponCode: couponCode });
-        if(coupon)
+    if (coupon) {
-        {
       res.json({
-                error:"coupon already Exist"
+        error: "Coupon already Exist",
-            })
+      });
-        }
+    } else {
-        else
-        {
       let coupon = new Coupon({
-                couponCode : couponCode ,
+        couponCode: couponCode,
-                percentage : percentage ,
+        percentage: percentage,
-                numAllowed : numAllowed
+        numAllowed: numAllowed,
-            }) ;
+      });
-            coupon = await coupon.save() ;
+      coupon = await coupon.save();
       res.json({
-                message: "Created Successfully"
+        message: "Created Successfully",
-            })
+      });
     }
-    }
+  } catch (err) {
-    catch(err)
-    {
     console.log(err);
   }
-}
+};
 
-module.exports.deleteCoupon = async (req , res, next) => {
+module.exports.deleteCoupon = async (req, res, next) => {
-    try
+  try {
-    {
+    const couponCode = req.body.couponCode;
-        const couponCode = req.body.couponCode ;
+    await Coupon.deleteOne({ couponCode: couponCode });
-        await Coupon.deleteOne({couponCode : couponCode}) ;
     res.json({
-            message: "Deleted Successfully"
+      message: "Deleted Successfully",
-        })
+    });
-    }
+  } catch (err) {
-    catch(err)
-    {
     console.log(err);
   }
-}
+};

models/Blog.js

@@ -0,0 +1,27 @@
+const mongoose = require("mongoose");
+const blogSchema = new mongoose.Schema({
+  title: {
+    type: String,
+    require: true,
+  },
+  author: {
+    type: String,
+    ref: "Course",
+  },
+  date: {
+    type: Date,
+  },
+  image: {
+    type: String,
+    default: "",
+  },
+  body: {
+    type: String,
+    required: true,
+  },
+  isBookMarked: {
+    type: Boolean,
+    default: false,
+  },
+});
+module.exports = mongoose.model("Blog", blogSchema);

routes/blog.js

@@ -0,0 +1,14 @@
+const express = require("express");
+const router = express.Router();
+const BlogController = require("../controllers/blog");
+const isAuth = require("../middleware/requirelogin");
+
+router.post("/add-blog", BlogController.addBlog);
+
+router.get("/get-all-blogs", BlogController.getAllBlogs);
+
+router.post("/delete-blog/", isAuth, BlogController.deleteBlog);
+
+router.post("/edit-blog/", isAuth, BlogController.editBlog);
+
+module.exports = router;