Feature/ivy week2

week1/homework/package.json

@@ -7,6 +7,7 @@
   "author": "George Sapkin",
   "license": "MIT",
   "scripts": {
+    "start": "node src/index.js",
     "test": "ava --verbose",
     "test:watch": "yarn test --watch"
   },

week1/homework/src/server.js

@@ -5,11 +5,44 @@ const http = require('http');
 /* `createServer` MUST return an instance of `http.Server` otherwise the tests
  * will fail.
  */
+function showResponseToClient(response, state, statusCode) {
+  response.statusCode = statusCode;
+  response.setHeader('Content-Type', 'application/json');
+  response.write(JSON.stringify(state));
+  response.end();
+}
+
 function createServer(port) {
   let state = 10;
+  // const handleError = require('error-handler');
+  // const statusCode = handleError(async() => {});
 
-  const server = http.createServer((request, response) => {
+  const server = http.createServer((request, response, statusCode, message) => {
     // TODO: Write your homework code here
+    switch (request.url) {
+      case '/state':
+        // response.statusCode = 200;
+        showResponseToClient(response, { state }, 200);
+        break;
+      case '/add':
+        state++;
+        // response.statusCode = 200;
+        showResponseToClient(response, { state }, 200);
+        break;
+      case '/subtract':
+        state--;
+        // response.statusCode = 200;
+        showResponseToClient(response, { state }, 200);
+        break;
+      case '/reset':
+        state = 10;
+        // response.statusCode = 200;
+        showResponseToClient(response, { state }, 200);
+        break;
+      default:
+        // response.statusCode = 404;
+        showResponseToClient(response, { error: 'Not found' }, 404);
+    }
   });
 
   return server;

week2/homework/package.json

@@ -1,17 +1,23 @@
 {
-  "name": "hyf-node-week-2-homework",
-  "version": "1.0.0",
-  "description": "HackYourFuture Node.js Week 2 - Homework",
-  "repository": "https://github.com/HackYourFuture/nodejs.git",
-  "main": "src/index.js",
-  "author": "George Sapkin",
-  "license": "MIT",
-  "devDependencies": {
-    "eslint": "^4.2.0",
-    "eslint-config-standard": "^11.0.0",
-    "eslint-plugin-import": "^2.7.0",
-    "eslint-plugin-node": "^6.0.0",
-    "eslint-plugin-promise": "^3.5.0",
-    "eslint-plugin-standard": "^3.0.1"
-  }
+	"name": "hyf-node-week-2-homework",
+	"version": "1.0.0",
+	"description": "HackYourFuture Node.js Week 2 - Homework",
+	"repository": "https://github.com/HackYourFuture/nodejs.git",
+	"main": "src/index.js",
+	"scripts": {
+		"start": "node src/index.js"
+	},
+	"author": "George Sapkin",
+	"license": "MIT",
+	"devDependencies": {
+		"eslint": "^4.2.0",
+		"eslint-config-standard": "^11.0.0",
+		"eslint-plugin-import": "^2.7.0",
+		"eslint-plugin-node": "^6.0.0",
+		"eslint-plugin-promise": "^3.5.0",
+		"eslint-plugin-standard": "^3.0.1"
+	},
+	"dependencies": {
+		"yargs": "^14.0.0"
+	}
 }

week2/homework/src/add.js

@@ -0,0 +1,27 @@
+'use strict';
+
+const fs = require('fs');
+
+// Adds a To-do
+var addTodo = title => {
+  var todos = [];
+  var todo = {
+    title,
+  };
+
+  try {
+    var todosString = fs.readFileSync('todos-data.json');
+    todos = JSON.parse(todosString);
+  } catch (e) {}
+
+  var duplicatetodos = todos.filter(todo => todo.title === title);
+
+  if (duplicatetodos.length === 0) {
+    todos.push(todo);
+    fs.writeFileSync('todos-data.json', JSON.stringify(todos));
+  }
+};
+
+module.exports = {
+  addTodo,
+};

week2/homework/src/deletes.js

@@ -0,0 +1,30 @@
+'use strict';
+
+const fs = require('fs');
+
+// Removes Todo
+let deleteTodo = title => {
+  let todos = fetchTodos();
+  let filteredtodos = todos.filter(todo => todo.title !== title);
+  saveTodos(filteredtodos);
+
+  return todos.length !== filteredtodos.length;
+};
+
+// Utility Functions
+let fetchTodos = () => {
+  try {
+    let todosString = fs.readFileSync('todos-data.json');
+    return JSON.parse(todosString);
+  } catch (e) {
+    return [];
+  }
+};
+
+let saveTodos = todos => {
+  fs.writeFileSync('todos-data.json', JSON.stringify(todos));
+};
+
+module.exports = {
+  deleteTodo,
+};

week2/homework/src/help.js

@@ -0,0 +1,18 @@
+'use strict';
+
+const printHelp = () => {
+  console.log(`
+  Node.js Homework Week2 CLI To-do App 
+  Main File:        index.js
+  Commands: 
+  addTodo --title=''............... Adds a To-do
+  deleteTodo --title=''............ Deletes a To-do
+  listTodos ....................... List all To-dos     
+  help ............................ Displays help for the app 
+  resetTodo ....................... Removes all To-dos.
+  `);
+};
+
+module.exports = {
+  printHelp,
+};