PouchDB with Cloudant

http://pouchdb.com/getting-started.html Enable CORS on Cloudant: https://gist.github.com/chewbranca/0f690f8c2bfad37a712a Best practice: http://goo.gl/czuIT0 export HOST=https://myname:[email protected]/todos alias acurl="curl -s --proto '=https' -g -H 'Authorization: Basic strangestring'" acurl -X PUT https://myname.cloudant.com/todos acurl -X PUT https://myname.cloudant.com/_api/v2/user/config/cors -X PUT -H content-type:application/json -d '{"enable_cors":true,"allow_credentials":true,"origins":["*"]}'

HTML

<script src="http://cdnjs.cloudflare.com/ajax/libs/pouchdb/2.2.2/pouchdb.min.js"></script>
<section id="todoapp">
  <header id="header">
    <input id="new-todo" placeholder="What needs to be done?" autofocus>
  </header>
  <section id="main">
    <ul id="todo-list"></ul>
  </section>
  <footer id="footer"> <span id="todo-count"></span>
    <div id="sync-wrapper">
      <div id="sync-success">Currently syncing</div>
      <div id="sync-ready">Sync ready</div>
      <div id="sync-error">There was a problem syncing</div>
    </div>
  </footer>
</section>
<footer id="info">
  <p>Double-click to edit a todo</p>
</footer>

CSS

html,
body {
  margin: 0;
  padding: 0;
}

button {
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  font-size: 100%;
  vertical-align: baseline;
  font-family: inherit;
  color: inherit;
  -webkit-appearance: none;
  /*-moz-appearance: none;*/
  -ms-appearance: none;
  -o-appearance: none;
  appearance: none;
}

body {
  font: 14px'Helvetica Neue', Helvetica, Arial, sans-serif;
  line-height: 1.4em;
  background: #eaeaea;
  color: #4d4d4d;
  width: 550px;
  margin: 0 auto;
  -webkit-font-smoothing: antialiased;
  -moz-font-smoothing: antialiased;
  -ms-font-smoothing: antialiased;
  -o-font-smoothing: antialiased;
  font-smoothing: antialiased;
}

#todoapp {
  background: #fff;
  background: rgba(255, 255, 255, 0.9);
  margin: 130px 0 40px 0;
  border: 1px solid #ccc;
  position: relative;
  border-top-left-radius: 2px;
  border-top-right-radius: 2px;
  box-shadow: 0 2px 6px 0 rgba(0, 0, 0, 0.2), 0 25px 50px 0 rgba(0, 0, 0, 0.15);
}

#todoapp:before {
  content: '';
  border-left: 1px solid #f5d6d6;
  border-right: 1px solid #f5d6d6;
  width: 2px;
  position: absolute;
  top: 0;
  left: 40px;
  height: 100%;
}

#todoapp input::-webkit-input-placeholder {
  font-style: italic;
}

#todoapp input:-moz-placeholder {
  font-style: italic;
  color: #a9a9a9;
}

#todoapp h1 {
  position: absolute;
  top: -120px;
  width: 100%;
  font-size: 70px;
  font-weight: bold;
  text-align: center;
  color: #b3b3b3;
  color: rgba(255, 255, 255, 0.3);
  text-shadow: -1px -1px rgba(0, 0, 0, 0.2);
  -webkit-text-rendering: optimizeLegibility;
  -moz-text-rendering: optimizeLegibility;
  -ms-text-rendering: optimizeLegibility;
  -o-text-rendering: optimizeLegibility;
  text-rendering: optimizeLegibility;
}

#header {
  padding-top: 15px;
  border-radius: inherit;
}

#header:before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 15px;
  z-index: 2;
  border-bottom: 1px solid #6c615c;
  background: #8d7d77;
  background:...

JavaScript

// 'use strict';
// see fiddle options for notes

var ENTER_KEY = 13;
var newTodoDom = document.getElementById('new-todo');
var syncDom = document.getElementById('sync-wrapper');

// EDITING STARTS HERE (you dont need to edit anything above this line)

var db = new PouchDB('todos');
var remoteCouch = false;
// var remoteCouch = 'https://myname:[email protected]/todos'

db.info(function(err, info) {
  db.changes({
    since: info.update_seq,
    live: true
  }).on('change', showTodos);
});

// We have to create a new todo document and enter it in the database
function addTodo(text) {
  console.log('aaa')
  var todo = {
    _id: new Date().toISOString(),
    title: text,
    completed: false
  };
  db.put(todo, function callback(err, result) {
    if (!err) {
      console.log('Successfully posted a todo!');
    }
  });
}

// Show the current list of todos by reading them from the database
function showTodos() {
  db.allDocs({
    include_docs: true,
    descending: true
  }, function(err, doc) {
    redrawTodosUI(doc.rows);
  });
}

function checkboxChanged(todo, event) {
  todo.completed = event.target.checked;
  db.put(todo);
}

// User pressed the delete button for a todo, delete it
function deleteButtonPressed(todo) {
  db.remove(todo);
}

// The input box when editing a todo has blurred, we should save
// the new title or delete the todo if the title is empty
function todoBlurred(todo, event) {
  var trimmedText = event.target.value.trim();
  if (!trimmedText) {
    db.remove(todo);
  } else {
    todo.title = trimmedText;
    db.put(todo);
  }
}

// Initialise a sync with the remote server
function sync() {
  syncDom.setAttribute('data-sync-state', 'syncing');
  var opts = {
    live: true
  };
  db.replicate.to(remoteCouch, opts, syncError);
  db.replicate.from(remoteCouch, opts, syncError);
  syncDom.setAttribute('data-sync-state', 'sync-ready');
}

// EDITING STARTS HERE (you dont need to edit anything below this line)

// There was some form or...