Scratch API 2.0

index.html

<div id="error"></div>
<content id="output"></content>

Scratch API 2.0.markdown

Scratch API 2.0

Testing the Scratch API (2.0) which can be found here: https://wiki.scratch.mit.edu/wiki/Scratch_API_(2.0)

Scratch Project is here: https://scratch.mit.edu/projects/110933064/

A Pen by VarCo on CodePen.

License.

script.js

$(document).ready(function() {
  scratchApp.init();
});

var scratchApp = {
  init: function() {

    scratchApp.settings = {
      user: "vars_co"
    };

    //Reset view
    scratchApp.cleanup();

    //Where did you come from? Where are you going?
    scratchApp.analyzeLocation();

  },

  cleanup: function() {
    $('div').html('');
  },

  analyzeLocation: function() {
    switch (window.location.hostname) {
      case "s.codepen.io":
        scratchApp.settings.informer = window.location.search.split('=')[1];
        scratchApp.settings.typeOfLookup = "project";
        scratchApp.prepData();
        break;
      default:
        scratchApp.settings.typeOfLookup = "projectList";
        scratchApp.prepData();
        break;
    }
  },

  prepData: function(flag) {
    let s = scratchApp.settings;
    let url = "https://api-staging.scratch.mit.edu/";
    switch (s.typeOfLookup) {
      case "project":
        url += 'users/' + s.user + '/projects/' + s.informer;
        break;
      case "projectList":
      default:
        url += 'users/' + s.user + '/projects';
    }

    scratchApp.getData(url);
  },

  getData: function(url) {
    let jqxhr = $.ajax(url)
      .done(function(data) {
        switch (scratchApp.settings.typeOfLookup) {
          case "project":
            scratchApp.advanceOneALevel(data);
            break;
          case "projectList":
            scratchApp.filterAndRandomize(data);
            break;
        }
      })
      .fail(function(data) {
        console.log("error");
      });
  },
  advanceOneALevel: function(data) {
    let thisLevel = data.description.match(/([#][level])\w+/g);
    if (thisLevel) {
      thisLevel = thisLevel.join('');
      thisLevel = thisLevel.split('#level');
      let nextLevel = parseInt(thisLevel[1], 11) + 1;
      scratchApp.settings.loadLevel = '#level' + nextLevel;
      scratchApp.settings.typeOfLookup = "projectList";
      scratchApp.prepData();
    }
  },
  filterAndRandomize: function(data) {
    let hasLevel = '';
    let inThislevel = [];
    $.each(data, function(i) {
      hasLevel = data[i].description.match(/([#][level])\w+/g);
      if (hasLevel !== null) {
        hasLevel = hasLevel.join('');
        if (hasLevel === scratchApp.settings.loadLevel) {
          let projectId = data[i].id;
          inThislevel.push(projectId);
        };
      }
    });

    let randomizer = inThislevel[Math.floor(Math.random() * inThislevel.length)];
    scratchApp.goToRandomNextLevel(randomizer);
  },
  goToRandomNextLevel: function(randomProject) {
    window.open(
      'https://scratch.mit.edu/projects/' + randomProject + '/'
      //,'_blank'
    );
  }
};

scripts

<script src="https://code.jquery.com/jquery-2.2.4.min.js"></script>