I Think the product functions are done.

website-generator/package-lock.json

@@ -1132,9 +1132,9 @@
       "integrity": "sha1-ZMTwJfF/1Tv7RXY/rrFvAVp0dVA="
     },
     "lodash": {
-      "version": "4.17.15",
+      "version": "4.17.19",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ=="
     },
     "lodash.debounce": {
       "version": "4.0.8",

whatsapp-web.js/src/businessLogic/logic.js

@@ -42,7 +42,3 @@ module.exports.deleteProduct = (id,website) => {
 
     return website.products.deleteData(id);
 }
-
-module.exports.deleteProduct = (id,website) => {
-    return website.products.deleteData(id);
-}

whatsapp-web.js/src/models/commands.js

@@ -1,10 +1,100 @@
 class Command{
     
-    
+    /**
+     * 
+     * @param {{string, function()}} param0 
+     */
     constructor({command,callback}){
         this.command = command;
         this.callback = callback;
+        this.requireInput = false;
+        this.inputPos = [];
+        this._requireInput();
     }
+
+    /**
+     * 
+     * @param {string} message 
+     */
+    equals(message){
+        let msg = message.trim();
+
+        //check if the command is exactly equals to the msg
+        //if mathces then return true
+        //else if we check if the command requires an input
+        //if not, then we return false
+        if(this.command == msg){
+            return true
+        }else if(this.requireInput){
+            //the command requires input
+
+            let splitCommand = this.command.split(' ');
+            let splitMsg = msg.split(' ');
+
+            //check the number of words both has
+            //if not same then return false
+            //else iterate through all the words
+
+            
+            if(splitCommand.length == splitMsg.length)
+            {
+                for(let i = 0; i < splitMsg.length; i++)
+                {
+                    //if words matches then continue
+                    //if the word is a input then continue
+                    //else return false
+                    if(splitMsg[i] == splitCommand[i]){
+                        continue;
+                    }else if(splitCommand[i].match(/[<>]/g).length > 1){
+                        continue;
+                    }else{
+                        return false;
+                    }
+                }
+                // all the words are matched to each other or to an input field
+                return true;
+            }
+            //the message is not the same as the command
+            return false;
+        }
+        return false;
+    }
+
+    /**
+     * Only used in class
+     * 
+     * This determines if the command requires input
+     * if the command has <inputName> in the string
+     * then the command requires input
+     */
+    _requireInput(){
+        let msg = this.command;
+
+        let matched = msg.match(/[<>]/g);
+
+        this.requireInput = matched != null && matched.length > 1;
+    }
+
+    /**
+     * returns an array of string representing the inputs of the command
+     * @param {string} message 
+     */
+    getInput(message){
+
+        let splitMsg = message.split(' ');
+        let splitCommand = this.command.split(' ');
+        let input = {};
+
+        for(let i = 0; i < splitMsg.length; i++){
+            if(splitCommand[i].startsWith('<')){
+                let key = splitCommand[i].slice(1, splitCommand[i].length-1);
+                input[key] = splitMsg[i];
+            }
+        }
+
+        return input;
+    }
+
 }
 
 module.exports.Command = Command;

whatsapp-web.js/src/userInteraction/messages.js

@@ -16,7 +16,7 @@ const commands = [
         command: 'wg',
 
         //function to be executed
-        callback : () => {  
+        callback : (input) => {  
 
             logic.onWG();
             //mesage to be sent to the user
@@ -33,10 +33,9 @@ const commands = [
         command: `wg product new <id>`,
 
         //function to be executed
-        callback : () => {  
+        callback : (input) => {  
 
             logic.onWG();
-            var id;
             if(selected_website==null)
             {
                 let message = [
@@ -44,7 +43,7 @@ const commands = [
                  ];
                 return message;
             }
-            selected_product= logic.addProduct(id,selected_website);
+            selected_product= logic.addProduct(input,selected_website);
             //mesage to be sent to the user
             let message = [
                 `The product has been created with the id : ` + selected_product.id ,
@@ -59,10 +58,9 @@ const commands = [
         command: `wg delete product <id>`,
 
         //function to be executed
-        callback : () => {  
+        callback : (input) => {  
 
             logic.onWG();
-            var id ;
             if(selected_website==null)
             {
                 let message = [
@@ -71,7 +69,7 @@ const commands = [
                 return message;
             }
 
-            if(logic.deleteProduct == false)
+            if(logic.deleteProduct(input,selected_website) == false)
             {
                 let message = [
                     `No product with the given id`
@@ -90,10 +88,9 @@ const commands = [
         command: `wg product <id>`,
 
         //function to be executed
-        callback : () => {  
+        callback : (input) => {  
 
             logic.onWG();
-            var id ;
             if(selected_website==null)
             {
                 let message = [
@@ -102,7 +99,7 @@ const commands = [
                 return message;
             }
             // Find the product with the given id
-            selected_product = selected_website.products.getData(id);
+            selected_product = selected_website.products.getData(input);
             if(selected_product == null)
             {
                 logic.addProduct(id,selected_website);
@@ -181,10 +178,9 @@ const commands = [
         command: `wg product name <product-name>`,
 
         //function to be executed
-        callback : () => {  
+        callback : (input) => {  
 
             logic.onWG();
-            given_name= null;
             if(selected_product == null)
             {
                 let message = [
@@ -192,7 +188,7 @@ const commands = [
                  ];
                 return message;
             }
-            selected_product.name= given_name;
+            selected_product.name= input;
             let message = [
                 'The product name has been set to  '+ given_name
                ];
@@ -205,10 +201,9 @@ const commands = [
         command: `wg product cost <product-cost>`,
 
         //function to be executed
-        callback : () => {  
+        callback : (input) => {  
 
             logic.onWG();
-            given_cost= null;
             if(selected_product == null)
             {
                 let message = [
@@ -216,7 +211,7 @@ const commands = [
                  ];
                 return message;
             }
-            selected_product.cost= given_cost;
+            selected_product.cost= input;
             let message = [
                 'The product cost has been set to  '+ given_cost
                ];
@@ -229,10 +224,9 @@ const commands = [
         command: 'wg product desc <product-desc>',
 
         //function to be executed
-        callback : () => {  
+        callback : (input) => {  
 
             logic.onWG();
-            given_desc= null;
             if(selected_product == null)
             {
                 let message = [
@@ -240,7 +234,7 @@ const commands = [
                  ];
                 return message;
             }
-            selected_product.desc= given_desc;
+            selected_product.desc = input;
             let message = [
                 'The product description has been set to : '+ given_desc
                ];
@@ -253,10 +247,9 @@ const commands = [
         command: 'wg product image <product-image>',
 
         //function to be executed
-        callback : () => {  
+        callback : (input) => {  
 
             logic.onWG();
-            given_image= null;
             if(selected_product == null)
             {
                 let message = [
@@ -264,7 +257,7 @@ const commands = [
                  ];
                 return message;
             }
-            selected_product.image = given_image;
+            selected_product.image = input;
             let message = [
                 'The product image has been set to : '+ given_image
                ];
@@ -284,7 +277,7 @@ module.exports= onMessage = (message, client) => {
     if(message.body.startsWith("wg"))
     {
         for (let c of commands){
-            if(c.command == message.body)
+            if(c.equals(message.body))
             {
                 command = c;
                 break;
@@ -292,7 +285,12 @@ module.exports= onMessage = (message, client) => {
         }
     
         if(command != null){
-            let messageToBeSent = command.callback();
+            let input = {};
+            if(command.requireInput){
+                input = command.getInput();
+            }
+
+            let messageToBeSent = command.callback(input);
             for (let msg of messageToBeSent)
             {
                 client.sendMessage(message.from, msg, new Object());

whatsapp-web.js/test/test_command.js

@@ -0,0 +1,154 @@
+const { Command } = require('../src/models/commands');
+
+const expect = require('chai').expect;
+
+describe('Command', () => {
+
+    it('Test : requireInput() without input', () => {
+        let a = new Command({
+            command: "wg create",
+            callback: () => {
+
+            } 
+        });
+
+        expect(a.requireInput).to.false;
+    });
+
+    it('Test : requireInput() with input', () => {
+        let a = new Command({
+            command: "wg create <id>",
+            callback: () => {
+
+            } 
+        });
+
+        expect(a.requireInput).to.true;
+    });
+
+    it('Test : requireInput() with 2 inputs', () => {
+        let a = new Command({
+            command: "wg create <id> <name>",
+            callback: () => {
+
+            } 
+        });
+
+        expect(a.requireInput).to.true;
+    });
+
+    it('Test : equals() without input', () => {
+
+        let message = 'wg website';
+
+        let a = new Command({
+            command: "wg create <id>",
+            callback: () => {
+
+            } 
+        });
+        
+        let b = new Command({
+            command: "wg website",
+            callback: () => {
+
+            } 
+        });
+        
+        let c = new Command({
+            command: "wg product p12",
+            callback: () => {
+
+            } 
+        });
+        
+        let d = new Command({
+            command: "wg",
+            callback: () => {
+
+            } 
+        });
+        
+        expect(a.equals(message)).to.false;
+        expect(b.equals(message)).to.true;
+        expect(c.equals(message)).to.false;
+        expect(d.equals(message)).to.false;
+    });
+
+
+    it('Test : equals() with input', () => {
+
+        let message = 'wg create p12';
+
+        let a = new Command({
+            command: "wg create <id>",
+            callback: () => {
+
+            } 
+        });
+               
+        expect(a.equals(message)).to.true;
+
+    });
+
+    it('Test : equals() with spelling error', () => {
+
+        let message = 'wg websit';
+        
+        let b = new Command({
+            command: "wg website",
+            callback: () => {
+
+            } 
+        });
+
+        expect(b.equals(message)).to.false;
+
+    });
+    it('Test : equals() with extra inputs', () => {
+
+        let message = 'wg create p12 pr';
+
+        let a = new Command({
+            command: "wg create <id>",
+            callback: () => {
+
+            } 
+        });
+        
+        
+        expect(a.equals(message)).to.false;
+    });
+
+    it('Test : getInput() with 1 input', () => {
+
+        let message = 'wg create p12'
+
+        let a = new Command({
+            command: "wg create <id>",
+            callback: () => {
+
+            } 
+        });
+
+        expect(a.getInput(message)['id']).to.equal('p12');
+    });
+
+    it('Test : getInput() with 2 input', () => {
+
+        let message = 'wg create p12 pikachu'
+
+        let a = new Command({
+            command: "wg create <id> <name>",
+            callback: () => {
+
+            } 
+        });
+
+        expect(a.getInput(message)['id']).to.equal('p12');
+        expect(a.getInput(message)['name']).to.equal('pikachu');
+    });
+
+
+
+});