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@JRGould
Created November 26, 2015 05:15
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Give it a REST app using data from give-it-a-rest.dev
var giar_settings = {
api_base: 'http://give-it-a-rest.dev/wp-json/give-it-a-rest/v1/',
endpoints: {
posts: { route: 'list-posts/', method: 'GET' },
vote: { route: 'vote/', method: 'POST' }
}
}
var $el;
var posts = {};
var votedOn = JSON.parse( localStorage.getItem( 'giar_votedOn' ) );
function getPostsFromServer( callback ) {
doAjax( giar_settings.endpoints.posts, {} )
.done( function( data ) {
posts = data;
if ( 'function' === typeof callback ) {
callback.call();
}
} );
}
function getRandomPost() {
var post = posts[ Math.floor( Math.random() * posts.length ) ];
var current = $el.data( 'post' );
if ( 'object' == typeof current && current.ID === post.ID ) {
post = getRandomPost();
}
return post;
}
function showPost( post ) {
$el.data( 'currentPost', post );
$el.find( 'h1' ).text( post.title );
$el.find( '.votes .up' ).text( post.upvotes );
$el.find( '.votes .down' ).text( post.downvotes );
}
function getLS( key ) {
var data = window.localStorage.getItem( key );
try {
return JSON.parse( data );
} catch ( e ) {
return data;
}
}
function setLS( key, data ) {
return window.localStorage.setItem( key, JSON.stringify( data ) );
}
function voteOnPost( post, updown ) {
var readingList = getLS( 'readingList' ) || [];
if ( 'up' === updown ) {
if ( -1 === readingList.indexOf( post.ID ) ) {
readingList.push ( post.ID );
setLS( 'readingList', readingList );
addReadingListElem( post );
}
}
showPost( getRandomPost() );
doAjax( giar_settings.endpoints.vote, {
vote: updown,
id: post.ID
} );
}
function addReadingListElem( post ) {
$el.find( '.reading-list ul' ).append( '<li data-id="' + post.ID + '"><a target=_blank href="' + post.permalink + '">' + post.title + '</a></li>' );
}
function doAjax( endpoint, data ) {
return $.ajax( {
url: giar_settings.api_base + endpoint.route,
method: endpoint.method,
data: data
} );
}
$( function() {
$el = $( '.giar' );
getPostsFromServer( initAfterAjax );
function initAfterAjax() {
showPost( getRandomPost() );
// display saved reading list
$el.find( '.reading-list ul' ).empty();
$.each( getLS( 'readingList' ), function( i, ID ) {
$.each( posts, function( i, post ) {
if ( post.ID === ID ) {
addReadingListElem( post );
}
} );
} );
}
$el.on( 'click', '.votes span', function( e ) {
voteOnPost( $el.data( 'currentPost' ), $( this ).attr( 'class' ) );
} );
$el.on( 'click', '.clear-list', function( e ) {
e.preventDefault();
setLS( 'readingList', [] );
$el.find( '.reading-list ul' ).empty();
} );
} );
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