packager/index.html

<!--
Copyright (c) 2020 Thomas Weber

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>.
-->

<!DOCTYPE html>
<html>

  <head>
    <style>
      body {
        font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;
        background-color: #eee;
      }
      h1, h2, h3, h4, h5, h6 {
        font-weight: 400;
      }
      h1 {
        font-size: 2em;
      }
      h2 {
        font-size: 1.5em;
        margin: 0.5em 0 1em 0;
      }
      body.loaded .show-loading {
        display: none;
      }
      body:not(.loaded) .hide-loading {
        display: none !important;
      }
      .card {
        max-width: 500px;
        margin: auto;
        border-radius: 0.3em;
        background-color: #fff;
        padding: 1em;
        margin-top: 1em;
        margin-bottom: 1.2em;
        box-shadow: 0 0 0.5em 0.1em rgba(0, 0, 0, 0.4);
      }
      .center {
        text-align: center;
      }

      textarea {
        width: 100%;
        height: 120px;
        box-sizing: border-box;
        resize: none;
      }

      #progress-container {
        margin: auto;
        position: relative;
        width: 250px;
        height: 7px;
        border: 1px solid currentColor;
      }
      #progress-bar {
        position: absolute;
        background-color: currentColor;
        top: 0;
        left: 0;
        height: 100%;
      }
      body:not(.running) #progress-container {
        display: none;
      }
      #status, #download {
        display: flex;
        align-items: center;
        justify-content: center;
        height: 40px;
        text-align: center;
      }
      #status-text {
        font-style: italic;
      }

      [hidden] {
        display: none !important;
      }

      @media (prefers-color-scheme: dark) {
        body {
          background: #111;
          color: #ddd;
        }
        a {
          color: #4af;
        }
        .card {
          background-color: rgb(29, 29, 29);
        }
      }
    </style>
  </head>

  <body>
    <section class="card">
      <h1>The new packager</h1>

      <p>This is the new packager for forkphorus & TurboWarp. p3 is a temporary name until something better can be thought of.</p>
    </section>

    <section class="show-loading card center">
      <i>Loading...</i>
    </section>

    <section class="hide-loading card">
      <h2>Select project</h2>

      <div>
        <label>
          <input name="project.source" type="radio" value="id" checked>
          Project ID
        </label>
        <label>
          <input name="project.source" type="radio" value="file">
          Project File
        </label>
      </div>

      <div if="O.project.source === 'id'" class="fold">
        <label>
          Project ID or URL:
          <input name="project.id" type="text">
        </label>
      </div>

      <div if="O.project.source === 'file'" class="fold">
        <label>
          Project File:
          <input name="project.file" type="file" accept=".sb,.sb2,.sb3">
        </label>
      </div>

    </section>

    <section class="hide-loading card">
      <h2>Runtime</h2>

      <div>
        <label>
          Runtime
          <select name="runtime.name">
            <option value="turbowarp">TurboWarp</option>
            <option value="forkphorus">forkphorus</option>
          </select>
        </label>
      </div>

      <div if="O.runtime.name === 'turbowarp'" class="fold">
        <h2>TurboWarp options</h2>
  
        <p>TurboWarp currently does not support any options.</p>
      </div>

      <div if="O.runtime.name === 'forkphorus'" class="fold">
        <h2>forkphorus options</h2>

        <div>
          <label>
            Turbo Mode
            <input name="forkphorus.playerOptions.turbo" type="checkbox">
          </label>
        </div>
        <div>
          <label>
            Show Controls
            <input name="forkphorus.showControls" type="checkbox">
          </label>
        </div>
        <div>
          <label>
            Username
            <input name="forkphorus.playerOptions.username" type="text">
          </label>
        </div>
        <div>
          <label>
            Autoplay
            <select name="forkphorus.playerOptions.autoplayPolicy">
              <option value="always" selected>Always</option>
              <option value="never">Never</option>
              <option value="if-audio-playable">If audio can be played</option>
            </select>
          </label>
        </div>
        <div>
          <label>
            Framerate
            <input name="forkphorus.playerOptions.framerate" value="30" type="number">
          </label>
        </div>
        <div>
          <label>
            Loading Screen Text
            <input name="forkphorus.loadingScreenText" value="forkphorus">
          </label>
        </div>
        <div>
          <label>
            Cloud Variables
            <select name="forkphorus.playerOptions.cloudVariables">
              <option value="off">Off</option>
              <option value="ws" disabled>Connect to forkphorus clouddata server</option>
              <option value="localStorage" selected>Store locally</option>
            </select>
          </label>
        </div>
        <div>
          <label>
            Sprite Fencing
            <input name="forkphorus.playerOptions.spriteFencing" type="checkbox">
          </label>
        </div>
      </div>
    </section>

    <section class="hide-loading card">
      <h2>Environment</h2>

      <div>
        <label>
          Environment
          <select name="environment.name">
            <option value="html">Plain HTML (Standalone)</option>
            <option value="zip">Zip</option>
            <option value="nwjs-win64">NW.js (Windows x64)</option>
            <option value="nwjs-mac">NW.js (Mac)</option>
          </select>
        </label>
      </div>

      <div if="O.environment.name === 'html'" class="fold">
        <h2>Plain HTML Options</h2>
        <p>No options.</p>
      </div>

      <div if="O.environment.name === 'zip'" class="fold">
        <h2>Zip Options</h2>
        <p>No options.</p>
      </div>

      <div if="O.environment.name.startsWith('nw')" class="fold">
        <h2>NW.js Options</h2>

        <div>
          <label>
            Icon
            <input name="nwjs.icon" type="file" accept=".png">
          </label>
        </div>
        <div>
          <label>
            package.json
            <br>
            <textarea name="nwjs.manifest">{
  "name": "Name of the project",
  "main": "project.html",
  "window": {
    "title": "The title of the window",
    "width": 480,
    "height": 360,
    "resizable": true,
    "icon": "icon.png"
  }
}</textarea>
          </label>
        </div>
      </div>
    </section>

    <section class="hide-loading card">
      <button id="package">Package</button>
    </section>

    <section id="download" if="O.showDownload" class="hide-loading card">
      <!-- Download links will be inserted here -->
    </section>

    <section id="status" if="!O.showDownload" class="hide-loading card">
      <div>
        <div id="progress-container">
          <div id="progress-bar"></div>
        </div>
        <div id="status-text">Status updates will appear here.</div>
      </div>
    </section>

    <script src="lib/jszip.min.js"></script>
    <script src="lib/icns.js"></script>
    <script src="conditionals.js"></script>
    <script src="downloader.js"></script>
    <script src="parseoptions.js"></script>
    <script src="packager.js"></script>

    <script>
      (function() {
        document.body.classList.add('loaded');

        O.onchange = () => {
          Conditionals.update();
        };
        Conditionals.setup();

        let totalAssets = 0;
        let finishedAssets = 0;

        const progressTarget = new EventTarget();
        progressTarget.addEventListener('data-progress', (e) => {
          totalAssets = 0;
          finishedAssets = 0;
          setProgress('Loading project data', e.detail);
        });
        progressTarget.addEventListener('asset-fetch', (e) => {
          totalAssets++;
          setProgress('Loading assets', finishedAssets / totalAssets);
        });
        progressTarget.addEventListener('asset-fetched', (e) => {
          finishedAssets++;
          setProgress('Loading assets', finishedAssets / totalAssets);
        });
        progressTarget.addEventListener('nwjs-progress', (e) => setProgress('Loading NW.js', e.detail));

        const statusText = document.querySelector('#status-text');
        statusText.initialText = statusText.textContent;
        const downloadContainer = document.querySelector('#download');
        const progressBar = document.querySelector('#progress-bar');

        const loadProject = async () => {
          if (O.project.source === 'file') {
            if (!O.project.file) {
              throw new Error('No file selected');
            }
            // File is a Blob
            return new Packager.Project(O.project.file, await SBDownloader.identifyProjectType(O.project.file));
          } else if (O.project.source === 'id') {
            const match = O.project.id.match(/\d+/);
            if (!match) {
              throw new Error('Invalid project ID');
            }
            const project = await SBDownloader.download(match[0], {
              progressTarget
            });
            return new Packager.Project(await project.asBlob(), project.type);
          }
          throw new Error('unknown project source');
        };
  
        const getRuntime = async (projectType) => {
          switch (O.runtime.name) {
            case 'turbowarp': return new Packager.runtimes.TurboWarp();
            case 'forkphorus': return new Packager.runtimes.Forkphorus({
              playerOptions: {
                ...O.forkphorus.playerOptions,
                fullscreenMode: 'window',
                fullscreenPadding: 0,
              },
              controlsOptions: O.forkphorus.showControls ? { enableFullscreen: false } : null,
              loadingScreenText: O.forkphorus.loadingScreenText,
              projectType: projectType,
            });
          }
          throw new Error('unknown environment');
        };

        const getDefaultIcon = () => fetch('default-icon.png')
          .then((r) => r.blob());
  
        const getEnvironment = async () => {
          switch (O.environment.name) {
            case 'html': return new Packager.environments.HTML();
            case 'zip': return new Packager.environments.Zip();
            case 'nwjs-win64':
            case 'nwjs-mac':
              return new Packager.environments.NWjs({
                icon: O.nwjs.icon || await getDefaultIcon(),
                manifest: O.nwjs.manifest,
                platform: O.environment.name.substr('nwjs-'.length),
              });
          }
          throw new Error('unknown environment');
        };
  
        const addDownloadLink = (blob, fileName) => {
          O.showDownload = true;
          const link = document.createElement('a');
          const size = blob.size / 1024 / 1024;
          link.href = URL.createObjectURL(blob);
          link.textContent = `Download ${fileName} (${size.toFixed(2)} MiB)`;
          link.download = fileName;
          downloadContainer.appendChild(link);
          link.click();
          Conditionals.update();
        };
  
        const resetDownloads = () => {
          O.showDownload = false;
          let link = downloadContainer.firstChild;
          while (link) {
            if (link.href) {
              URL.revokeObjectURL(link.href);
            }
            downloadContainer.removeChild(link);
            link = downloadContainer.firstChild;
          }
          Conditionals.update();
        };

        const setProgress = (status, progress) => {
          if (status !== setProgress.lastStatus) {
            statusText.textContent = status;
          }
          progressBar.style.width = `${progress * 100}%`;
        };
        setProgress.lastStatus = statusText.initialText;

        const resetProgress = () => {
          setProgress(statusText.initialText, 0);
        };

        document.getElementById('package').addEventListener('click', async function() {
          try {
            document.body.classList.add('running');
            resetDownloads();
            setProgress('Loading', 0);
            const runtime = await getRuntime();
            const environment = await getEnvironment();
            const projectData = await loadProject();
            environment.setRuntime(runtime);
            environment.setProgressTarget(progressTarget);
            environment.setProjectData(projectData);
            const result = await environment.package();
            if (!(result.data instanceof Blob)) {
              result.data = new Blob([result.data]);
            }
            addDownloadLink(result.data, result.filename);
          } catch (e) {
            console.error(e);
            alert(e);
          } finally {
            document.body.classList.remove('running');
            resetProgress();
          }
        });
      }());
    </script>

  </body>

</html>