<!DOCTYPE html>
<html lang="[[.User.Language]]">
  <head>
    [[ if and .CSPEnabled .IsDevelopmentEnv ]]
    <!-- Cypress overwrites CSP headers in HTTP requests, so this is required for e2e tests-->
    <meta  http-equiv="Content-Security-Policy" content="[[.CSPContent]]"/>
    [[ end ]]
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
    <meta name="viewport" content="width=device-width" />
    <meta name="theme-color" content="#000" />

    <title>[[.AppTitle]]</title>

    <base href="[[.AppSubUrl]]/" />

    <link rel="icon" type="image/png" href="[[.FavIcon]]" />
    <link rel="apple-touch-icon" sizes="180x180" href="[[.AppleTouchIcon]]" />
    <link rel="mask-icon" href="[[.Assets.ContentDeliveryURL]]public/img/grafana_mask_icon.svg" color="#F05A28" />

    <!-- If theme is "system", we inject the stylesheets with javascript further down the page -->
    [[ if eq .ThemeType "light" ]]
    <link rel="stylesheet" href="[[.Assets.Light]]" />
    [[ else if eq .ThemeType "dark" ]]
    <link rel="stylesheet" href="[[.Assets.Dark]]" />
    [[ end ]]

    <script nonce="[[.Nonce]]">
      performance.mark('frontend_boot_css_time_seconds');
    </script>

    <meta name="apple-mobile-web-app-capable" content="yes" />
    <meta name="apple-mobile-web-app-status-bar-style" content="black" />
    <meta name="msapplication-TileColor" content="#2b5797" />
    <meta name="msapplication-config" content="public/img/browserconfig.xml" />
  </head>

  <body class="theme-[[ .ThemeType ]] [[.AppNameBodyClass]]">
    <style>
      .preloader {
        height: 100%;
        flex-direction: column;
        display: flex;
        justify-content: center;
        align-items: center;
        margin: 0 32px;
      }

      .preloader__enter {
        opacity: 0;
        animation-name: preloader-fade-in;
        animation-iteration-count: 1;
        animation-duration: 0.9s;
        animation-delay: 0.5s;
        animation-fill-mode: forwards;
      }

      .preloader__bounce {
        text-align: center;
        animation-name: preloader-bounce;
        animation-duration: 0.9s;
        animation-iteration-count: infinite;
      }

      .preloader__logo {
        display: inline-block;
        animation-name: preloader-squash;
        animation-duration: 0.9s;
        animation-iteration-count: infinite;
        width: 60px;
        height: 60px;
        background-repeat: no-repeat;
        background-size: contain;
        background-image: url('[[.LoadingLogo]]');
      }

      .preloader__text {
        margin-top: 16px;
        font-weight: 500;
        font-size: 14px;
        font-family: Sans-serif;
        opacity: 0;
        animation-name: preloader-fade-in;
        animation-duration: 0.9s;
        animation-delay: 0.5s;
        animation-fill-mode: forwards;
      }

      .theme-light .preloader__text {
        color: #52545c;
      }

      .theme-dark .preloader__text {
        color: #d8d9da;
      }

      @keyframes preloader-fade-in {
        0% {
          opacity: 0;
          /*animation-timing-function: linear;*/
          animation-timing-function: cubic-bezier(0, 0, 0.5, 1);
        }
        100% {
          opacity: 1;
        }
      }

      @keyframes preloader-bounce {
        from,
        to {
          transform: translateY(0px);
          animation-timing-function: cubic-bezier(0.3, 0, 0.1, 1);
        }
        50% {
          transform: translateY(-50px);
          animation-timing-function: cubic-bezier(0.9, 0, 0.7, 1);
        }
      }

      @keyframes preloader-squash {
        0% {
          transform: scaleX(1.3) scaleY(0.8);
          animation-timing-function: cubic-bezier(0.3, 0, 0.1, 1);
        }
        15% {
          transform: scaleX(0.75) scaleY(1.25);
          animation-timing-function: cubic-bezier(0, 0, 0.7, 0.75);
        }
        55% {
          transform: scaleX(1.05) scaleY(0.95);
          animation-timing-function: cubic-bezier(0.9, 0, 1, 1);
        }
        95% {
          transform: scaleX(0.75) scaleY(1.25);
          animation-timing-function: cubic-bezier(0, 0, 0, 1);
        }
        100% {
          transform: scaleX(1.3) scaleY(0.8);
          animation-timing-function: cubic-bezier(0, 0, 0.7, 1);
        }
      }

      /* Fail info */
      .preloader__text--fail {
        display: none;
      }

      /* stop logo animation */
      .preloader--done .preloader__bounce,
      .preloader--done .preloader__logo {
        animation-name: none;
        display: none;
      }

      .preloader--done .preloader__logo,
      .preloader--done .preloader__text {
        display: none;
        color: #ff5705 !important;
        font-size: 15px;
      }

      .theme-light .preloader--done .preloader__text {
        color: #52545c !important;
      }

      .preloader--done .preloader__text--fail {
        display: block;
      }

      .preloader--done .preloader__text--fail a {
        color: white;
      }
      
      .theme-light .preloader--done .preloader__text--fail a {
        color: rgb(31, 98, 224);
      }

      .preloader--done code {
        white-space: nowrap;
        padding: 2px 5px;
        margin: 0px 2px;
        font-size: 0.8rem;
        background-color: rgb(24, 27, 31);
        color: rgb(204, 204, 220);
        border: 1px solid rgba(204, 204, 220, 0.2);
        border-radius: 4px;
      }

      .preloader__error-list li {
        margin-bottom: 8px;
      }

      [ng\:cloak],
      [ng-cloak],
      .ng-cloak {
        display: none !important;
      }
    </style>

    <div class="preloader">
      <div class="preloader__enter">
        <div class="preloader__bounce">
          <div class="preloader__logo" aria-live="polite" role="status" aria-label="Loading Grafana"></div>
        </div>
      </div>
      <div class="preloader__text preloader__text--fail">
        <main>
          <h1>If you're seeing this Grafana has failed to load its application files</h1>
          <ol class="preloader__error-list">
            <li>This could be caused by your reverse proxy settings.</li>
            <li>If you host grafana under a subpath make sure your <code>grafana.ini</code> <code>root_url</code> setting
              includes subpath. If not using a reverse proxy make sure to set <code>serve_from_sub_path</code> to true.</li>
            <li>If you have a local dev build make sure you build frontend using: <code>yarn start</code>, or
              <code>yarn build</code>.</li>
            <li>Sometimes restarting <code>grafana-server</code> can help.</li>
            <li>Check if you are using a non-supported browser. For more information, refer to the list of
              <a href="https://grafana.com/docs/grafana/latest/installation/requirements/#supported-web-browsers">
                supported browsers </a
              >.</li>
          </ol>
        </main>
      </div>
      <script nonce="[[.Nonce]]">
        // Check to see if browser is not supported by Grafana
        // Source file in app/core/utils/browser.ts & tests make edits there and copy compiled typescript here
        function checkBrowserCompatibility() {
          var isIE = navigator.userAgent.indexOf('MSIE') > -1;
          var isEdge = navigator.userAgent.indexOf('Edge/') > -1 || navigator.userAgent.indexOf('Edg/') > -1;
          var isFirefox = navigator.userAgent.toLowerCase().indexOf('firefox') > -1;
          var isChrome = /Chrome/.test(navigator.userAgent) && /Google Inc/.test(navigator.vendor);

          /* Check for
          <= IE11 (Trident 7)
          Edge <= 16
          Firefox <= 64
          Chrome <= 54
          */
          var isEdgeVersion = /Edge\/([0-9.]+)/.exec(navigator.userAgent);

          if (isIE && parseFloat(/Trident\/([0-9.]+)/.exec(navigator.userAgent)[1]) <= 7) {
            return false;
          } else if (
            isEdge &&
            ((isEdgeVersion && parseFloat(isEdgeVersion[1]) <= 16) ||
              parseFloat(/Edg\/([0-9.]+)/.exec(navigator.userAgent)[1]) <= 16)
          ) {
            return false;
          } else if (isFirefox && parseFloat(/Firefox\/([0-9.]+)/.exec(navigator.userAgent)[1]) <= 64) {
            return false;
          } else if (isChrome && parseFloat(/Chrome\/([0-9.]+)/.exec(navigator.userAgent)[1]) <= 54) {
            return false;
          }

          return true;
        }

        if (!checkBrowserCompatibility()) {
          alert('Your browser is not fully supported, please try newer version.');
        }
      </script>
    </div>

    <div id="reactRoot"></div>

    <script nonce="[[.Nonce]]">
      window.grafanaBootData = {
        user: [[.User]],
        settings: [[.Settings]],
        navTree: [[.NavTree]],
        assets: [[.Assets]]
      };

      // Set theme to match system only on startup.
      // Do not react to changes in system theme after startup.
      if (window.grafanaBootData.user.theme === "system") {
        document.body.classList.remove("theme-system");
        var darkQuery = window.matchMedia("(prefers-color-scheme: dark)");
        var cssLink = document.createElement("link");
        cssLink.rel = 'stylesheet';

        if (darkQuery.matches) {
          document.body.classList.add("theme-dark");
          cssLink.href = window.grafanaBootData.assets.dark;
          window.grafanaBootData.user.lightTheme = false;
        } else {
          document.body.classList.add("theme-light");
          cssLink.href = window.grafanaBootData.assets.light;
          window.grafanaBootData.user.lightTheme = true;
        }
        document.head.appendChild(cssLink);
      }

      window.__grafana_load_failed = function() {
        var preloader = document.getElementsByClassName("preloader");
        if (preloader.length) {
          preloader[0].className = "preloader preloader--done";
        }
      }

      // In case the js files fails to load the code below will show an info message.
      window.onload = function() {
        if (window.__grafana_app_bundle_loaded) {
          return;
        }
        window.__grafana_load_failed();
      };

      [[if .Assets.ContentDeliveryURL]]
        window.public_cdn_path = '[[.Assets.ContentDeliveryURL]]public/build/';
      [[end]]
      [[if .Nonce]]
        window.nonce = '[[.Nonce]]';
      [[end]]
    </script>

    [[if .GoogleTagManagerId]]
    <!-- Google Tag Manager -->
    <script nonce="[[.Nonce]]">
      dataLayer = [
        {
          IsSignedIn: '[[.User.IsSignedIn]]',
          Email: '[[.User.Email]]',
          Name: '[[.User.Name]]',
          UserId: '[[.User.Id]]',
          OrgId: '[[.User.OrgId]]',
          OrgName: '[[.User.OrgName]]',
        },
      ];
    </script>
    <noscript>
      <iframe
        src="//www.googletagmanager.com/ns.html?id=[[.GoogleTagManagerId]]"
        height="0"
        width="0"
        style="display: none; visibility: hidden"
      ></iframe>
    </noscript>
    <script nonce="[[.Nonce]]">
      (function (w, d, s, l, i) {
        w[l] = w[l] || [];
        w[l].push({ 'gtm.start': new Date().getTime(), event: 'gtm.js' });
        var f = d.getElementsByTagName(s)[0],
          j = d.createElement(s),
          dl = l != 'dataLayer' ? '&l=' + l : '';
        j.async = true;
        j.src = '//www.googletagmanager.com/gtm.js?id=' + i + dl;
        f.parentNode.insertBefore(j, f);
      })(window, document, 'script', 'dataLayer', '[[.GoogleTagManagerId]]');
    </script>
    <!-- End Google Tag Manager -->
    [[end]]

    [[range $asset := .Assets.JSFiles]]
      <script
      nonce="[[$.Nonce]]"
      src="[[$asset.FilePath]]"
      type="text/javascript"
      defer
    ></script>
    [[end]]

    <script nonce="[[.Nonce]]">
      performance.mark('frontend_boot_js_done_time_seconds');
    </script>
  </body>
</html>
