@import "ui-variables";
@import "ui-mixins";

@scrollbar-margin: 8px;

// MIXINS

.inverseContent() {
  // Note: these styles are also applied below
  // subpixel antialiasing looks awful against dark background colors
  -webkit-font-smoothing: antialiased;

  color: @text-color-inverse;

  .participants {
    .unread-true {
      font-weight: @font-weight-normal;
    }
  }
  .subject {
    font-weight: @font-weight-normal;
  }

  .thread-icon, .draft-icon, .mail-important-icon {
    -webkit-filter: brightness(600%) grayscale(100%);
  }

  .mail-label {
    // Note - these !important styles override values set by a style tag
    // since the color of the label is detemined programatically.
    background: fade(@text-color-inverse, 20%) !important;
    box-shadow: none !important;
    -webkit-filter: brightness(600%) grayscale(100%);
  }

}

// STYLES

*:focus, input:focus {
  outline:none;
}

.thread-list, .draft-list {
  .list-container, .scroll-region {
    width:100%;
    height:100%;
    -webkit-font-smoothing: subpixel-antialiased;
  }

  .swipe-backing {
    background-color: darken(@background-primary, 10%);
    &::after {
      color: fade(white, 90%);
      padding-top: 45px;
      text-align: center;
      font-weight: 400;
      font-size: @font-size-small;
      position: absolute;
      top: 0;
      transform: translateX(0%);
      width: 80px;
      bottom: 0;
      opacity: 0.8;
      transition: opacity linear 150ms;
      background-repeat: no-repeat;
      background-position: 50% 35%;
      background-size: 24px 24px;
    }

    &.swipe-trash {
      transition: background-color linear 150ms;
      background-color: mix(#ed304b, @background-primary, 75%);
      &::after {
        transition: left linear 150ms, transform linear 150ms;
        content: "Trash";
        left: 0;
        background-image: url(../static/images/swipe/icon-swipe-trash@2x.png);
      }
      &.confirmed {
        background-color: #ed304b;
        &::after {
          left: 100%;
          transform: translateX(-100%);
          opacity: 1;
        }
      }
    }
    &.swipe-archive,&.swipe-all {
      transition: background-color linear 150ms;
      background-color: mix(#6cd420, @background-primary, 75%);
      &::after {
        transition: left linear 150ms, transform linear 150ms;
        content: "Archive";
        left: 0;
        background-image: url(../static/images/swipe/icon-swipe-archive@2x.png);
      }
      &.confirmed {
        background-color: #6cd420;
        &::after {
          left: 100%;
          transform: translateX(-100%);
          opacity: 1;
        }
      }
    }
    &.swipe-snooze {
      transition: background-color linear 150ms;
      background-color: mix(#8d6be3, @background-primary, 75%);
      &::after {
        transition: right linear 150ms, transform linear 150ms;
        content: "Snooze";
        right: 0;
        background-image: url(../static/images/swipe/icon-swipe-snooze@2x.png);
      }
      &.confirmed {
        background-color: #8d6be3;
        &::after {
          right: 100%;
          transform: translateX(100%);
          opacity: 1;
        }
      }
    }
  }

  .list-item {
    background-color: darken(@background-primary, 2%);
    border-bottom: 1px solid fade(@list-border, 60%);
    line-height: 36px;
  }

  .mail-important-icon {
    margin-left:6px;
    padding: 12px;
    vertical-align: initial;
    &:not(.active) {
      visibility: hidden;
    }
  }

  .message-count {
    color: @text-color-inverse;
    background: @background-tertiary;
    padding: 4px 6px 2px 6px;
    margin-left: 1em;
  }

  .draft-icon {
    margin-left:10px;
    flex-shrink: 0;
    object-fit: contain;
  }

  .participants {
    font-size:   @font-size-small;
    text-overflow: ellipsis;
    text-align: left;
    overflow: hidden;

    &.no-recipients {
      color: @text-color-very-subtle;
    }
  }

  .details {
    display:flex;
    align-items: center;
    overflow: hidden;

    .subject {
      font-size:   @font-size-small;
      font-weight: @font-weight-normal;
      padding-right: @padding-base-horizontal;
      text-overflow: ellipsis;
      overflow: hidden;

      // Shrink, but only after snippet has shrunk
      flex-shrink:0.1;
    }
    .snippet {
      font-size:   @font-size-small;
      font-weight: @font-weight-normal;
      text-overflow: ellipsis;
      overflow: hidden;
      opacity: 0.62;
      flex: 1;
    }
    .thread-icon {
      margin-right:@padding-base-horizontal;
      margin-left:@padding-base-horizontal;
    }
  }

  .list-column-State {
    display: flex;
    align-items: center;
  }
  .list-column-Date {
    text-align: right;
  }

  .timestamp {
    font-size: @font-size-small;
    font-weight: @font-weight-normal;
    min-width:70px;
    margin-right: @scrollbar-margin;
    opacity: 0.62;
  }

  .unread:not(.focused):not(.selected) {
    background-color: @background-primary;
    &:hover {
      background: darken(@background-primary, 2%);
    }
    .snippet {
      color: @text-color-subtle;
    }
  }

  .unread:not(.focused):not(.selected):not(.next-is-selected) {
    border-bottom: 1px solid @list-border;
  }

  .unread:not(.focused) {
    // Never show any unread styles when the thread is focused.
    // It will be marked as read and the delay from focus=>read
    // is noticeable.
    .subject {
      font-weight: @font-weight-semi-bold;
      .emoji {
        font-weight: @font-weight-normal;
      }
    }
    .participants {
      .unread-true {
        font-weight: @font-weight-semi-bold;
      }
    }
  }

  .focused {
    .inverseContent;
  }

  .thread-injected-icons {
    vertical-align: top;
  }
  .thread-injected-mail-labels {
    margin-right: 6px;
  }
  .thread-icon {
    width:25px;
    height:24px;
    flex-shrink:0;
    background-size: 15px;
    display:inline-block;
    background-repeat: no-repeat;
    background-position:center;

    &.thread-icon-attachment {
      background-image:url(../static/images/thread-list/icon-attachment-@2x.png);
      margin-right:0;
      margin-left:0;
    }
    &.thread-icon-unread {
      background-image:url(../static/images/thread-list/icon-unread-@2x.png);
    }
    &.thread-icon-replied {
      background-image:url(../static/images/thread-list/icon-replied-@2x.png);
    }
    &.thread-icon-forwarded {
      background-image:url(../static/images/thread-list/icon-forwarded-@2x.png);
    }
    &.thread-icon-star {
      background-size: 16px;
      background-image:url(../static/images/thread-list/icon-star-@2x.png);
    }
  }
  .star-button {
    font-size: 16px;
    .fa-star {
      color: rgb(239, 209, 0);
      &:hover {
        cursor: pointer;
        color: rgb(220,220,220);
      }
    }
    .fa-star-o {
      color: rgb(220,220,220);
      &:hover {
        cursor: pointer;
        color: rgb(239, 209, 0);
      }
    }
  }
}


// quick actions
@archive-img: "../static/images/thread-list-quick-actions/ic-quick-button-archive@2x.png";
@trash-img: "../static/images/thread-list-quick-actions/ic-quick-button-trash@2x.png";
@snooze-img: "../static/images/thread-list-quick-actions/ic-quickaction-snooze@2x.png";

.thread-list .list-item .list-column-HoverActions {
  display:none;
  .action {
    display: inline-block;
    background-size: 100%;
    zoom: 0.5;
    width: 81px;
    height: 51px;
    margin: 9px 16px 0 16px;
  }
  .action.action-archive {
    background: url(@archive-img) center no-repeat, @background-gradient;
  }
  .action.action-trash {
    background: url(@trash-img) center no-repeat, @background-gradient;
  }
  .action.action-snooze {
    background: url(@snooze-img) center no-repeat, @background-gradient;
  }
}
body.platform-win32 {
  .thread-list .list-item .list-column-HoverActions {
    .action {
      border: 0;
      margin: 9px 0 0 0;
    }
  }
}
.thread-list .list-item:hover .list-column-HoverActions {
  width: 0;
  padding: 0;
  display:block;
  overflow: visible;
  height:100%;

  .inner {
    position:relative;
    width:300px;
    height:100%;
    left: -300px;
    .thread-injected-quick-actions {
      margin-right: 10px;
    }
  }
}

.thread-list .list-item:hover .list-column-HoverActions .inner {
  background-image: -webkit-linear-gradient(left, fade(darken(@list-bg, 5%), 0%) 0%, darken(@list-bg, 5%) 50%, darken(@list-bg, 5%) 100%);
}

.thread-list .list-item.selected:hover .list-column-HoverActions .inner {
  background-image: -webkit-linear-gradient(left, fade(@list-selected-bg, 0%) 0%, @list-selected-bg 50%, @list-selected-bg 100%);
}

.thread-list .list-item.focused:hover .list-column-HoverActions .inner {
  background-image: -webkit-linear-gradient(left, fade(@list-focused-bg, 0%) 0%, @list-focused-bg 50%, @list-focused-bg 100%);
  .action {
    -webkit-filter: invert(100%) brightness(300%);
  }
  .action.action-archive {
    background: url(@archive-img) center no-repeat;
  }
  .action.action-trash {
    background: url(@trash-img) center no-repeat;
  }
  .action.action-snooze {
    background: url(@snooze-img) center no-repeat;
  }
}


// stars

.thread-list .thread-icon-star:hover
{
  background-image:url(../static/images/thread-list/icon-star-@2x.png);
  background-size: 16px;
  -webkit-filter: brightness(90%);
}
.thread-list .list-item:hover .thread-icon-none:hover {
  background-image:url(../static/images/thread-list/icon-star-action-hover-@2x.png);
  background-size: 16px;
}
.thread-list .list-item:hover .thread-icon-none {
  background-image:url(../static/images/thread-list/icon-star-hover-@2x.png);
  background-size: 16px;
}
.thread-list .list-item:hover .mail-important-icon.enabled {
  visibility: inherit;
}
.thread-list .thread-icon-star-on-hover:hover {
  background-image:url(../static/images/thread-list/icon-star-hover-@2x.png);
  background-size: 16px;
}

.thread-list-narrow {
  .icons-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 25px;
    margin-right: 5px;

    .thread-injected-icons {
      align-items: center;
    }
  }
  .thread-info-column {
    flex: 1;
    align-self: center;
    overflow: hidden;

    .participants-wrapper {
      display: flex;
      align-items: center;
      min-height: 24px;
    }
  }
  .list-column {
    display:block;
  }
  .list-tabular-item {
    line-height: 21px;
  }
  .timestamp {
    order: 100;
    min-width: 0;
  }
  .participants {
    font-size: @font-size-base;
  }

  .mail-important-icon {
    margin-left:1px;
    float:left;
    padding: 12px;
    vertical-align: initial;
  }

  .subject {
    font-size: @font-size-base;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: left;
    margin-right: @scrollbar-margin;
  }
  .snippet-and-labels {
    margin-right: @scrollbar-margin;
    display: flex;
    align-items: baseline;
    overflow: hidden;

    .mail-label {
      font-size: 0.8em;
      line-height: 17px;
    }

    .snippet {
      font-size: @font-size-small;
      overflow: hidden;
      text-overflow: ellipsis;
      opacity: 0.7;
      text-align: left;
      min-height: 21px;
      margin-right:4px;
    }
  }
}

// selection looks like focus in split mode

.thread-list.handler-split {
  .list-item {
    &.selected {
      background: @list-focused-bg;
      color: @list-focused-color;
      .inverseContent;
    }
  }
  .list-item.selected:hover .list-column-HoverActions .inner {
    background-image: -webkit-linear-gradient(left, fade(@list-focused-bg, 0%) 0%, @list-focused-bg 50%, @list-focused-bg 100%);
    .action {
      -webkit-filter: invert(100%) brightness(300%);
    }
    .action.action-archive {
      background: url(@archive-img) center no-repeat;
    }
    .action.action-trash {
      background: url(@trash-img) center no-repeat;
    }
    .action.action-snooze {
      background: url(@snooze-img) center no-repeat;
    }
  }
}
body.is-blurred {
  .thread-list.handler-split {
    .list-item {
      &.selected {
        background: fadeout(desaturate(@list-focused-bg, 100%), 65%);
        border-bottom: 1px solid fadeout(desaturate(@list-focused-border, 100%), 65%);
        color: @text-color;
      }
    }
  }
}