initial commit

.env.example

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+PORT=
+MONGO_CONNECTION_URL=
+APP_BASE_URL=http://localhost:3000
+SMTP_HOST=
+SMTP_PORT=587
+MAIL_USER=
+MAIL_PASS=
+ALLOWED_CLIENTS=

.gitignore

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+node_modules/
+.env
+uploads/*
+!uploads/.gitkeep
+.DS_Store

config/db.js

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+require("dotenv").config();
+const mongoose = require("mongoose");
+
+const connectDB = () => {
+    // connect with DB
+    mongoose.connect(process.env.MONGO_CONNECTION_URL, 
+        { 
+            useNewUrlParser: true,
+            useCreateIndex: true, 
+            useUnifiedTopology: true,
+            useFindAndModify: true
+        });
+
+        const connection = mongoose.connection;
+
+        connection.once("open", () => {
+            console.log("Connected");
+        }).catch(err => {
+            console.log("Connection Failed");
+        });
+}
+
+module.exports = connectDB

models/file.js

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+const mongoose = require("mongoose");
+
+const Schema = mongoose.Schema;
+
+
+const fileSchema = new Schema({
+    filename: {
+        type: String,
+        required: true
+    },
+    path:  {
+        type: String,
+        required: true
+    },
+    size: {
+        type: Number,
+        required: true,
+    },
+    uuid: {
+        type: String,
+        required: true
+    },
+    sender: {
+        type: String,
+        required: false
+    },
+    receiver: {
+        type: String,
+        required: false
+    },
+
+}, { timestamps: true });
+
+
+module.exports = mongoose.model("File", fileSchema);