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@license
Copyright (C) 2017 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.
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http://www.apache.org/licenses/LICENSE-2.0

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/gr-patch-set-behavior/gr-patch-set-behavior.html">
<link rel="import" href="../../../styles/shared-styles.html">
<link rel="import" href="../../core/gr-navigation/gr-navigation.html">
<link rel="import" href="../../diff/gr-diff-mode-selector/gr-diff-mode-selector.html">
<link rel="import" href="../../diff/gr-patch-range-select/gr-patch-range-select.html">
<link rel="import" href="../../edit/gr-edit-controls/gr-edit-controls.html">
<link rel="import" href="../../shared/gr-editable-label/gr-editable-label.html">
<link rel="import" href="../../shared/gr-linked-chip/gr-linked-chip.html">
<link rel="import" href="../../shared/gr-rest-api-interface/gr-rest-api-interface.html">
<link rel="import" href="../../shared/gr-select/gr-select.html">
<link rel="import" href="../../shared/gr-button/gr-button.html">
<link rel="import" href="../../shared/gr-icons/gr-icons.html">
<link rel="import" href="../../shared/revision-info/revision-info.html">
<link rel="import" href="../gr-file-list-constants.html">

<dom-module id="gr-file-list-header">
  <template>
    <style include="shared-styles">
      .prefsButton {
        float: right;
      }
      .collapseToggleButton {
        text-decoration: none;
      }
      .patchInfoOldPatchSet.patchInfo-header {
        background-color: var(--emphasis-color);
      }
      .patchInfo-header {
        align-items: center;
        background-color: var(--table-header-background-color);
        border-top: 1px solid var(--border-color);
        display: flex;
        padding: 6px var(--default-horizontal-margin);
      }
      .patchInfo-left {
        align-items: baseline;
        display: flex;
      }
      .patchInfoContent {
        align-items: center;
        display: flex;
        flex-wrap: wrap;
      }
      .patchInfo-header .container.latestPatchContainer {
        display: none;
      }
      .patchInfoOldPatchSet .container.latestPatchContainer {
        display: initial;
      }
      .latestPatchContainer a {
        text-decoration: none;
      }
      gr-editable-label.descriptionLabel {
        max-width: 100%;
      }
      .mobile {
        display: none;
      }
      .patchInfo-header .container {
        align-items: center;
        display: flex;
      }
      .downloadContainer {
        margin-right: 16px;
      }
      .includedInContainer {
        margin-right: 16px;
      }
      .includedInContainer.hide {
        display: none;
      }
      .rightControls {
        align-self: flex-end;
        margin: auto 0 auto auto;
        align-items: center;
        display: flex;
        flex-wrap: wrap;
        font-weight: normal;
        justify-content: flex-end;
      }
      #collapseBtn,
      .expanded #expandBtn,
      .fileViewActions{
        display: none;
      }
      .expanded #expandBtn {
        display: none;
      }
      gr-linked-chip {
        --linked-chip-text-color: var(--primary-text-color);
      }
      .expanded #collapseBtn,
      .openFile .fileViewActions {
        align-items: center;
        display: flex;
      }
      .rightControls gr-button,
      gr-patch-range-select {
        margin: 0 -4px;
      }
      .fileViewActions gr-button {
        margin: 0;
        --gr-button: {
          padding: 2px 4px;
        }
      }
      .editMode .hideOnEdit {
        display: none;
      }
      .showOnEdit {
        display: none;
      }
      .editMode .showOnEdit {
        display: initial;
      }
      .editMode .showOnEdit.flexContainer {
        align-items: center;
        display: flex;
      }
      .label {
        font-family: var(--font-family-bold);
        margin-right: 24px;
      }
      gr-commit-info,
      gr-edit-controls {
        margin-right: -5px;
      }
      .fileViewActionsLabel {
        margin-right: .2rem;
      }
      @media screen and (max-width: 50em) {
        .patchInfo-header .desktop {
          display: none;
        }
      }
    </style>
    <div class$="patchInfo-header [[_computeEditModeClass(editMode)]] [[_computePatchInfoClass(patchNum, allPatchSets)]]">
      <div class="patchInfo-left">
        <h3 class="label">Files</h3>
        <div class="patchInfoContent">
          <gr-patch-range-select
              id="rangeSelect"
              change-comments="[[changeComments]]"
              change-num="[[changeNum]]"
              patch-num="[[patchNum]]"
              base-patch-num="[[basePatchNum]]"
              available-patches="[[allPatchSets]]"
              revisions="[[change.revisions]]"
              revision-info="[[_revisionInfo]]"
              on-patch-range-change="_handlePatchChange">
          </gr-patch-range-select>
          <span class="separator"></span>
          <gr-commit-info
              change="[[change]]"
              server-config="[[serverConfig]]"
              commit-info="[[commitInfo]]"></gr-commit-info>
          <span class="container latestPatchContainer">
            <span class="separator"></span>
            <a href$="[[changeUrl]]">Go to latest patch set</a>
          </span>
          <span class="container descriptionContainer hideOnEdit">
            <span class="separator"></span>
            <template
                is="dom-if"
                if="[[_patchsetDescription]]">
              <gr-linked-chip
                  id="descriptionChip"
                  text="[[_patchsetDescription]]"
                  removable="[[!_descriptionReadOnly]]"
                  on-remove="_handleDescriptionRemoved"></gr-linked-chip>
            </template>
            <template
                is="dom-if"
                if="[[!_patchsetDescription]]">
              <gr-editable-label
                  id="descriptionLabel"
                  uppercase
                  class="descriptionLabel"
                  label-text="Add patchset description"
                  value="[[_patchsetDescription]]"
                  placeholder="[[_computeDescriptionPlaceholder(_descriptionReadOnly)]]"
                  read-only="[[_descriptionReadOnly]]"
                  on-changed="_handleDescriptionChanged"></gr-editable-label>
            </template>
          </span>
        </div>
      </div>
      <div class$="rightControls [[_computeExpandedClass(filesExpanded)]]">
        <span class="showOnEdit flexContainer">
          <gr-edit-controls
              id="editControls"
              patch-num="[[patchNum]]"
              change="[[change]]"></gr-edit-controls>
          <span class="separator"></span>
        </span>
        <span class="downloadContainer desktop">
          <gr-button link
              class="download"
              on-tap="_handleDownloadTap">Download</gr-button>
        </span>
        <span class$="includedInContainer [[_hideIncludedIn(change)]] desktop">
          <gr-button link
              class="includedIn"
              on-tap="_handleIncludedInTap">Included In</gr-button>
        </span>
        <template is="dom-if"
            if="[[_fileListActionsVisible(shownFileCount, _maxFilesForBulkActions)]]">
          <gr-button
              id="expandBtn"
              link
              on-tap="_expandAllDiffs">Expand All</gr-button>
          <gr-button
              id="collapseBtn"
              link
              on-tap="_collapseAllDiffs">Collapse All</gr-button>
        </template>
        <template is="dom-if"
            if="[[!_fileListActionsVisible(shownFileCount, _maxFilesForBulkActions)]]">
          <div class="warning">
            Bulk actions disabled because there are too many files.
          </div>
        </template>
        <div class="fileViewActions">
          <span class="separator"></span>
          <span class="fileViewActionsLabel">Diff view:</span>
          <gr-diff-mode-selector
              id="modeSelect"
              mode="{{diffViewMode}}"
              save-on-change="[[loggedIn]]"></gr-diff-mode-selector>
          <span id="diffPrefsContainer"
              class="hideOnEdit"
              hidden$="[[_computePrefsButtonHidden(diffPrefs, loggedIn)]]"
              hidden>
            <gr-button
                link
                has-tooltip
                title="Diff preferences"
                class="prefsButton desktop"
                on-tap="_handlePrefsTap"><iron-icon icon="gr-icons:settings"></iron-icon></gr-button>
          </span>
        </div>
      </div>
    </div>
    <gr-rest-api-interface id="restAPI"></gr-rest-api-interface>
  </template>
  <script src="gr-file-list-header.js"></script>
</dom-module>