super-productivity/src/app/features/tasks/task/task.component.scss

@import '../../../../variables';

//$this-task-text-color: #333333;
//$this-task-text-color-dark: #dddddd;
$this-task-text-color-done: #aaaaaa;
$task-inner-padding-left-right: 6px;
$this-active-shadow: $whiteframe-shadow-6dp;
$this-first-line-min-height: 40px;
$this-icon-default-opacity: 0.7;
$this-task-focus-zoom: 1.0178571428, 1;

// z-indexes
$z-drag-handle: 1;
$z-task-title: 4;
$z-focus-host: 4;
$z-btn: 4;
$z-btn-hover: 5;
$z-check-done: 11;
$z-first-line-controls-hover: 12;
$z-swipe-block: 13;
$z-toggle-sub-task-btn: 14;
$z-task-title-focus: 15;
$z-drag-over-msg: 16;
$z-time-btn-svg-wrapper: 5555;


%standardTaskOpacityChange {
  opacity: $this-icon-default-opacity;
  transition: transform $transition-fast;

  :host:focus &,
  .isCurrent &,
  &:hover,
  &:focus {
    opacity: 1;
  }
}

%standardTaskZoom {
  &:hover,
  &:focus {
    transform: scale(1.2);
  }
}

:host {
  display: block;
  position: relative;

  > .inner-wrapper {
    padding: 2px 0;
    margin-bottom: 7px;

    .first-line {
      min-height: $this-first-line-min-height;
    }
  }

  &:last-child > .inner-wrapper {
    margin-bottom: 0;
  }


  &:focus {
    z-index: $z-focus-host;
    outline: none;

    > .inner-wrapper > .box {
      @include mq(xs, min) {
        border: 1px solid $c-accent !important;
        box-shadow: $whiteframe-shadow-5dp;
        transform: scale($this-task-focus-zoom);
      }
    }
  }
}

.sub-tasks {
  margin: 0 $s;
}

.title-bar-wrapper {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  flex-grow: 1;
  flex-basis: 70%;
  @include mq(xs, max) {
    //margin-bottom: 5px;
    //flex-shrink: 0;
    flex-basis: 50%;
  }
}

.isAdditionalInfoOpen > .first-line {
  .task-title {
    font-weight: bold;
  }
}


.toggle-sub-tasks-btn,
.first-line .ico-btn {
  $this-button-spacer: 1px;
  margin: 0 $this-button-spacer;
  padding: 0;
  z-index: $z-btn;
  @extend %standardTaskOpacityChange;
  @extend %standardTaskZoom;

  &:hover {
    z-index: $z-btn-hover;
  }

  &:focus {
    outline: none;
  }
}

.toggle-sub-tasks-btn {
  position: absolute !important;
  transform: translateY(-50%);
  left: -23px;
  top: 50%;
  z-index: $z-toggle-sub-task-btn !important;
  min-width: 0;
  min-height: 0;
  width: 32px;
  height: 32px;
  margin-top: -1px !important;
  transform-origin: left top;
  opacity: 1 !important;

  &:hover {
    transform: scale(1.3) translateY(-50%) !important;

    mat-icon {
      opacity: 1;
    }
  }

  &:hover {
    opacity: 1 !important;
  }

  mat-icon {
    transition: $transition-standard;
    margin-top: -8px;
    opacity: $this-icon-default-opacity;

    &.isHideDoneTasks {
      transform: rotate(-45deg);
    }
  }
}


.first-line {
  display: flex;
  flex-wrap: nowrap;
  user-select: none;
  justify-content: space-between;
  align-items: center;
  touch-action: pan-y;

  @include mq(xs, max) {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

.ico-btn {
  &.delete-btn {
    mat-icon.delete-icon {
      color: $red !important;
      @include darkTheme {
        color: $red !important;
      }
    }

    &:hover {
      background: $red-danger !important;

      mat-icon.delete-icon {
        color: #ffffff !important;
        @include darkTheme {
          color: #ffffff !important;
        }
      }
    }
  }
}


.show-additional-info-btn {
  mat-icon {
    transition: transform $transition-standard;
    backface-visibility: hidden;
  }

  &.isActive mat-icon {
    transform: rotate(45deg);
  }
}

.controls {
  white-space: nowrap;
  text-align: right;
  margin-right: 2px;

  @include mq(xs, max) {
    white-space: normal;
    margin-left: 5px;
  }
}

// transparent controls for desktop
@include mq(xs) {
  .controls {
    opacity: 1;
    position: relative;
    transition: $transition-fast;

    // hitarea
    &:after {
      position: absolute;
      top: -$s;
      right: -$s;
      left: 0;
      bottom: -$s;
      content: '';
    }
  }
  .first-line:hover {
    > .controls {
      opacity: 1;
      z-index: $z-first-line-controls-hover;
    }
  }
  .controls:hover {
    opacity: 1;
    z-index: $z-first-line-controls-hover;
    //transform: scale(1.0714285714);
  }
}

.inner-wrapper {
  position: relative;

  > .first-line {
    position: relative;
  }

  > .box {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    transition: $transition-standard;
    transition-property: transform;
    box-shadow: $shadow-card-shadow;
    border-radius: $card-border-radius;
    border: 1px solid $light-theme-extra-border-color;

    @include darkTheme {
      border-color: $dark-theme-extra-border-color;
    }
  }

  &.isCurrent > .box {
    transform: scale($this-task-focus-zoom);
    box-shadow: $this-active-shadow;
    border-color: transparent;
  }

  &.isDone {
    > .first-line {
      position: relative;

      .time-wrapper,
      .controls,
      .title-bar-wrapper {
        opacity: 0.3;
      }

      .time {
        opacity: 1;
      }

      .task-title {
        //color: $this-task-text-color-done;
        //text-decoration: line-through;
      }
    }
  }
}

.drag-handle {
  min-width: 24px;
  margin: 0 4px 0 9px;
  position: relative;
  z-index: $z-drag-handle;
  cursor: grab;
  @extend %standardTaskOpacityChange;

  // fixes drag and drop on mobile
  touch-action: none;

  &:active {
    cursor: grabbing;
  }

  // hit area
  &:after {
    content: '';
    position: absolute;
    top: -$s*0.25;
    bottom: -$s*0.25;
    left: -$s*0.25;
    right: -$s*0.25;

    @include mq(xs) {
      top: -$s*2;
      bottom: -$s*2;
      left: -$s*2;
      right: -$s*0.5;
    }
  }
}

.task-title {
  flex-grow: 1;
  text-align: left;
  outline: none;
  margin-left: 2px;
  padding: 4px 0 4px 6px;
  line-height: 1.5;
  min-height: 20px;
  text-overflow: ellipsis;
  cursor: text;
  transition: $transition-leave;
  transition-property: opacity, transform;
  background: inherit;
  position: relative;
  overflow: visible;
  user-select: none;
  caret-color: #000000;
  z-index: $z-task-title;

  // needs to be block for it not to mess up
  display: block !important;

  @include darkTheme() {
    caret-color: #ffffff;
  }

  &:first-letter {
    // we can't do this, as this messes up text input :/
    // text-transform: uppercase;
  }

  .isCurrent & {
    font-weight: bold;
  }

  &:after {
    transition: $transition-leave;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    content: '';
    box-shadow: $shadow-edit-on-click;
    opacity: 0;
    z-index: -1;
    border: 1px solid black;
    pointer-events: none;
    background: #fff;

    @include darkTheme() {
      background: $dark-theme-bg-lighter;
      border: 1px solid #ffffff;
      box-shadow: 0 0 4px 0 rgba(255, 255, 255, 0.8), $whiteframe-shadow-13dp;
    }
  }


  &:focus {
    z-index: $z-task-title-focus;
    user-select: all;
    // thee magic number is 16/14 so we scale to whole pixels
    transform: scale(1.142857143);
    transition: $transition-standard;
    color: #000;
    @include darkTheme() {
      color: #fff;
    }

    .is-hide-controls & {
      transform-origin: center center;
      transform: scale(1.142857143) translateX(20px);
    }

    &:after {
      opacity: 1;
      transition: $transition-standard;
    }

    @include mq(xs, max) {
      transform: scale(1);
    }
  }
}

input {
  width: 100%;
  display: block;
  box-sizing: border-box;
  height: 30px;
  padding: 4px 10px;
  border: none;
}

.time-wrapper {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: stretch;
  padding-right: $s;


  &.isEditable {
    cursor: pointer;

    button {
      transition: $transition-standard !important;
      opacity: 0 !important;
    }

    &:hover {
      .time,
      button {
        transition: $transition-standard;
        opacity: 1 !important;
      }
    }
  }

  .time {
    font-style: italic;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    opacity: 0.8;
    font-weight: 300;

    @include mq(xs) {
      opacity: 0.35;
    }

    @include mq(xs, max) {
      font-size: 13px;
    }

    :host:focus > .inner-wrapper > .first-line &,
      //:host:hover > .inner-wrapper > .first-line &,
    .inner-wrapper.isCurrent > .first-line & {
      opacity: 1;
    }

    .time-val,
    .separator {
      display: block;
      white-space: nowrap;
    }

    .separator {
      padding: 0 $s/2;
    }
  }

}


.additional-info {
  display: block;
  // required as sort of a clearfix (fixes padding issue)
  overflow: hidden;
}

.drag-over-msg {
  pointer-events: none;
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
  opacity: 1;
  justify-content: center;
  align-items: center;
  font-weight: bold;
  display: flex;
  z-index: $z-drag-over-msg;
}

.time-btn {
  position: relative;
  overflow: visible;

  ::ng-deep .svg-wrapper {
    z-index: $z-time-btn-svg-wrapper;
    position: absolute;
    width: 44px;
    height: 44px;
    top: 50%;
    left: 50%;
    transform: translate3d(-50%, -50%, 0);
  }
}

.check-done {
  opacity: 0.5;
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  z-index: $z-check-done;
  transform: translate(-50%, -50%);
  transition: $transition-standard;


  &:hover {
    opacity: 1 !important;
  }

  mat-icon {
    $this-size: 40px;
    font-size: $this-size;
    height: $this-size;
    width: $this-size;
    line-height: $this-size;

    &.undo {
      display: none;
    }
  }

  &:hover {
    mat-icon {
      animation: $transition-duration-m success-btn-ani linear;
    }

    .check {
      display: none;
    }

    .undo {
      display: block;
    }
  }
}

.block-left,
.block-right {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 33%;
  min-width: 100px;
  z-index: $z-swipe-block;
  transition: $transition-standard;
  transform: scaleX(0);

  &.isActive {
    background-color: $c-accent;
  }

  mat-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scaleX(1.1);
  }
}

.block-left {
  pointer-events: none;
  color: #fff;
  left: 0;
  transform-origin: left center;
  box-shadow: $shadow-card-shadow;
}

.block-right {
  pointer-events: none;
  color: #fff;
  right: 0;
  transform-origin: right center;
  box-shadow: $shadow-card-shadow;
}

@keyframes success-btn-ani {
  0% {
    transform: scale(0.5) rotate(-180deg);
  }
  50% {
    transform: scale(1) rotate(-90deg);
  }
  100% {
    transform: scale(1) rotate(0deg);
  }
}

.isPreventPointerEventsWhilePanning {
  * {
    user-select: none !important;
    pointer-events: none !important;
    transition: none !important;
  }
}

// DEBUGGING CODE TO CHECK WITH NO BOXES UI
//
:host-context(.isReducedTheme) {
  > .inner-wrapper:not(.isCurrent) > .box {
    box-shadow: none !important;
    border-color: transparent;
    background: transparent !important;
  }

  &.focus {
    > .inner-wrapper:not(.isCurrent) > .box {
      border-color: $c-accent !important;
    }
  }

  .toggle-sub-tasks-btn {
    background: transparent !important;
    box-shadow: none !important;
  }

  @include mq(xs) {
    .sub-tasks {
      padding-left: $s*2;
    }
  }
}