gerrit/polygerrit-ui/app/elements/gr-app.html

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Copyright (C) 2015 The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

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Unless required by applicable law or agreed to in writing, software
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<link rel="import" href="../bower_components/polymer/polymer.html">
<link rel="import" href="../behaviors/keyboard-shortcut-behavior.html">
<link rel="import" href="../styles/app-theme.html">
<link rel="import" href="gr-account-dropdown.html">
<link rel="import" href="gr-ajax.html">
<link rel="import" href="gr-change-list-view.html">
<link rel="import" href="gr-change-view.html">
<link rel="import" href="gr-dashboard-view.html">
<link rel="import" href="gr-diff-view.html">
<link rel="import" href="gr-keyboard-shortcuts-dialog.html">
<link rel="import" href="gr-overlay.html">
<link rel="import" href="gr-search-bar.html">

<script src="../bower_components/page/page.js"></script>
<script src="../scripts/app.js"></script>
<script src="../scripts/util.js"></script>

<dom-module id="gr-app">
  <template>
    <style>
      :host {
        background-color: var(--secondary-color);
        display: flex;
        min-height: 100vh;
        flex-direction: column;
      }
      header,
      footer {
        background-color: var(--primary-color);
        color: var(--primary-text-color);
        padding: .5rem var(--default-horizontal-margin);
      }
      header {
        align-items: center;
        display: flex;
        overflow: hidden;
      }
      main {
        flex: 1;
      }
      .bigTitle {
        color: var(--primary-text-color);
        font-size: 1.75em;
        text-decoration: none;
      }
      .bigTitle:hover {
        text-decoration: underline;
      }
      .headerRightItems {
        display: flex;
        flex: 1;
        justify-content: flex-end;
      }
      gr-search-bar {
        margin-left: .5em;
        width: 500px;
      }
      .accountContainer:not(.loggedIn):not(.loggedOut) .loginButton,
      .accountContainer:not(.loggedIn):not(.loggedOut) gr-account-dropdown,
      .accountContainer.loggedIn .loginButton,
      .accountContainer.loggedOut gr-account-dropdown {
        display: none;
      }
      .accountContainer {
        align-items: center;
        display: flex;
        margin-left: var(--default-horizontal-margin);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }
      .feedback {
        color: #b71c1c;
      }
      @media screen and (max-width: 50em) {
        .bigTitle {
          font-size: 14px;
          font-weight: bold;
        }
        gr-search-bar {
          display: none;
        }
        .accountContainer {
          margin-left: .5em !important;
        }
      }
    </style>
    <gr-ajax auto url="/accounts/self/detail" last-response="{{account}}"></gr-ajax>
    <gr-ajax auto url="/config/server/info" last-response="{{config}}"></gr-ajax>
    <gr-ajax auto url="/config/server/version" last-response="{{version}}"></gr-ajax>
    <gr-ajax id="diffPreferencesXHR"
        url="/accounts/self/preferences.diff"
        last-response="{{_diffPreferences}}"></gr-ajax>
    <header role="banner">
      <a href="/" class="bigTitle">PolyGerrit</a>
      <div class="headerRightItems">
        <gr-search-bar value="{{params.query}}" role="search"></gr-search-bar>
        <div class="accountContainer" id="accountContainer">
          <a class="loginButton" href="/login" on-tap="_loginTapHandler">Login</a>
          <gr-account-dropdown account="[[account]]"></gr-account-dropdown>
        </div>
      </div>
    </header>
    <main>
      <template is="dom-if" if="{{_showChangeListView}}" restamp="true">
        <gr-change-list-view
            params="[[params]]"
            view-state="{{_viewState.changeListView}}"
            logged-in="[[_computeLoggedIn(account)]]"></gr-change-list-view>
      </template>
      <template is="dom-if" if="{{_showDashboardView}}" restamp="true">
        <gr-dashboard-view
            account="[[account]]"
            params="[[params]]"
            view-state="{{_viewState.dashboardView}}"></gr-dashboard-view>
      </template>
      <template is="dom-if" if="{{_showChangeView}}" restamp="true">
        <gr-change-view
            params="[[params]]"
            server-config="[[config]]"
            view-state="{{_viewState.changeView}}"></gr-change-view>
      </template>
      <template is="dom-if" if="{{_showDiffView}}" restamp="true">
        <gr-diff-view
            params="[[params]]"
            prefs="{{_diffPreferences}}"
            change-view-state="{{_viewState.changeView}}"></gr-diff-view>
      </template>
    </main>
    <footer role="contentinfo">
      Powered by <a href="https://www.gerritcodereview.com/" target="_blank">Gerrit Code Review</a>
      ([[version]])
      <span hidden$="[[!config.gerrit.report_bug_url]]">
        |
        <a href$="[[config.gerrit.report_bug_url]]" target="_blank">
          <span hidden$="[[!config.gerrit.report_bug_text]]">
            [[config.gerrit.report_bug_text]]
          </span>
          <span hidden$="[[config.gerrit.report_bug_text]]">Report Bug</span>
        </a>
      </span>
      |
      <a class="feedback" href="http://goo.gl/forms/ETHmIH2Kga" target="_blank">
        PolyGerrit Feedback
      </a>
    </footer>
    <gr-overlay id="keyboardShortcuts" with-backdrop>
      <gr-keyboard-shortcuts-dialog
          view="[[params.view]]"
          on-close="_handleKeyboardShortcutDialogClose"></gr-keyboard-shortcuts-dialog>
    </gr-overlay>
  </template>
  <script>
  (function() {
    'use strict';

    Polymer({
      is: 'gr-app',

      properties: {
        account: {
          type: Object,
          observer: '_accountChanged',
        },
        accountReady: {
          type: Object,
          readOnly: true,
          notify: true,
          value: function() {
            return new Promise(function(resolve) {
              this._resolveAccountReady = resolve;
            }.bind(this));
          },
        },
        config: {
          type: Object,
          observer: '_configChanged',
        },
        configReady: {
          type: Object,
          readOnly: true,
          notify: true,
          value: function() {
            return new Promise(function(resolve) {
              this._resolveConfigReady = resolve;
            }.bind(this));
          },
        },
        version: String,
        params: Object,
        keyEventTarget: {
          type: Object,
          value: function() { return document.body; },
        },

        _diffPreferences: Object,
        _showChangeListView: Boolean,
        _showDashboardView: Boolean,
        _showChangeView: Boolean,
        _showDiffView: Boolean,
        _viewState: Object,
      },

      listeners: {
        'title-change': '_handleTitleChange',
      },

      observers: [
        '_viewChanged(params.view)',
      ],

      behaviors: [
        Gerrit.KeyboardShortcutBehavior,
      ],

      get loggedIn() {
        return !!(this.account && Object.keys(this.account).length > 0);
      },

      ready: function() {
        this._viewState = {
          changeView: {
            changeNum: null,
            patchNum: null,
            selectedFileIndex: 0,
            showReplyDialog: false,
          },
          changeListView: {
            query: null,
            offset: 0,
            selectedChangeIndex: 0,
          },
          dashboardView: {
            selectedChangeIndex: 0,
          },
        };
      },

      _accountChanged: function() {
        this._resolveAccountReady();
        this.$.accountContainer.classList.toggle('loggedIn', this.loggedIn);
        this.$.accountContainer.classList.toggle('loggedOut', !this.loggedIn);
        if (this.loggedIn) {
          this.$.diffPreferencesXHR.generateRequest();
        } else {
          // These defaults should match the defaults in
          // gerrit-extension-api/src/main/jcg/gerrit/extensions/client/DiffPreferencesInfo.java
          // NOTE: There are some settings that don't apply to PolyGerrit
          // (Render mode being at least one of them).
          this._diffPreferences = {
            auto_hide_diff_table_header: true,
            context: 10,
            cursor_blink_rate: 0,
            ignore_whitespace: 'IGNORE_NONE',
            intraline_difference: true,
            line_length: 100,
            show_line_endings: true,
            show_tabs: true,
            show_whitespace_errors: true,
            syntax_highlighting: true,
            tab_size: 8,
            theme: 'DEFAULT',
          };
        }
      },

      _configChanged: function(config) {
        this._resolveConfigReady(config);
      },

      _viewChanged: function(view) {
        this.set('_showChangeListView', view == 'gr-change-list-view');
        this.set('_showDashboardView', view == 'gr-dashboard-view');
        this.set('_showChangeView', view == 'gr-change-view');
        this.set('_showDiffView', view == 'gr-diff-view');
      },

      _loginTapHandler: function(e) {
        e.preventDefault();
        page.show('/login/' + encodeURIComponent(
            window.location.pathname + window.location.hash));
      },

      _computeLoggedIn: function(account) { // argument used for binding update only
        return this.loggedIn;
      },

      _handleTitleChange: function(e) {
        if (e.detail.title) {
          document.title = e.detail.title + ' · Gerrit Code Review';
        } else {
          document.title = '';
        }
      },

      _handleKey: function(e) {
        if (this.shouldSupressKeyboardShortcut(e)) { return; }

        switch (e.keyCode) {
          case 191:  // '/' or '?' with shift key.
            // TODO(andybons): Localization using e.key/keypress event.
            if (!e.shiftKey) { break; }
            this.$.keyboardShortcuts.open();
        }
      },

      _handleKeyboardShortcutDialogClose: function() {
        this.$.keyboardShortcuts.close();
      },
    });
  })();
  </script>
</dom-module>