$selection-toolbar--height: $spacing-unit * 1.5;

.directory-tree {
  flex: 1 1 100%;
  order: 1;
  overflow: auto;
  user-select: none;
  z-index: 0;

  &__wrapper {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-height: 0;

    &--toolbar-visible {

      .directory-tree {

        &__selection-toolbar {
          transform: translateY(0);
        }
      }

      .modal__content {

        &--nested-scroll {

          &__content {
            margin-bottom: $selection-toolbar--height;
          }
        }
      }
    }
  }

  &__selection-toolbar {
    align-items: center;
    background: $another-grey;
    bottom: 0;
    display: flex;
    flex: 0 0 $selection-toolbar--height;
    justify-content: space-between;
    min-height: $selection-toolbar--height;
    padding: $spacing--small;
    order: 2;
    position: absolute;
    transform: translateY(100%);
    transition: transform 0.25s;
    width: 100%;
    z-index: 1;

    &__item {
      flex: 0 0 auto;
    }

    &__item-count {
      color: $blue;
      font-weight: bold;
    }

    .button {
      line-height: inherit;
      padding: $spacing-unit * 1/5;

      &--download {
        margin-left: auto;
        margin-right: $spacing-unit * 2/5;
      }
    }

    .dropdown {

      &__items {
        font-size: 1.1em;
        padding-bottom: 0;
      }

      &__trigger {

        .dropdown {

          &__button {
            padding-top: 5px;
            padding-bottom: 5px;
          }
        }
      }

      &__value {
        padding: 0;
      }
    }
  }

  &__parent-directory {
    margin-left: -1px;
    overflow: hidden;
    text-overflow: ellipsis;

    .icon {

      &--disk {
        height: 14px;
        margin-right: 8px;
        vertical-align: middle;
        width: 14px;
      }
    }

    .directory-tree {

      &__checkbox {

        .checkbox {

          &__decoy {
            height: 18px;
            width: 18px;
          }
        }
      }
    }
  }

  &__tree {

    .directory-tree__tree {
      padding-left: 0;
    }
  }

  &__node {
    cursor: default;
    padding: 1px 0 1px 8px;
    text-overflow: ellipsis;
    vertical-align: middle;
    white-space: nowrap;

    &:hover > .file__label .directory-tree {

      &__checkbox {

        .directory-tree {

          &__checkbox {

            &__item {

              &--icon {
                opacity: 0;
              }

              &--checkbox {
                opacity: 1;

                .checkbox {

                  &__decoy {

                    &:after {
                      opacity: 1;
                    }
                  }
                }
              }
            }
          }
        }
      }
    }

    &--selected .directory-tree {

      &__checkbox {

        .directory-tree {

          &__checkbox {

            &__item {

              &--icon {
                opacity: 0.75;
              }

              &--checkbox {
                opacity: 1;
              }
            }
          }
        }
      }
    }

    &--directory {
      cursor: pointer;
    }

    &--group {
      margin-left: 0;
      padding-left: 12px;
      position: relative;
    }

    &--file-list {
      margin-bottom: 3px;
      padding-left: 0;
    }

    .file {
      align-items: center;
      display: flex;
      width: auto;

      .icon {

        &--file {
          transition: fill 0.25s;
        }
      }

      &__detail {
        flex: 1 1 auto;
        padding-right: $spacing-unit * 1/4;

        &--secondary {
          flex: 0 0 auto;
          font-size: 0.7rem;
          text-align: right;
          transition: color 0.25s;
        }

        &--priority {

          .icon {
            height: auto;
            margin-right: 0;
            width: 16px;
          }
        }

        &:last-child {
          padding-right: 0;
        }
      }
    }
  }

  &__checkbox {
    margin-right: 6px;
    position: relative;

    &,
    .form__element,
    .form__row__item {
      height: 18px;
      width: 18px;
    }

    .form__element {
      left: 50%;
      padding: 0;
      position: absolute;
      top: 50%;
      transform: translate(-50%, -50%);
    }

    &__item {
      height: 100%;
      left: 0;
      opacity: 0;
      position: absolute;
      top: 0;
      transition: opacity 0.25s;
      width: 100%;

      & > .icon {
        left: 50%;
        position: absolute;
        top: 50%;
        transform: translate(-50%, -50%);
      }

      &--checkbox {
        z-index: 2;

        .checkbox {

          &__decoy {
            height: 16px;
            margin-right: 0;
            width: 16px;
          }
        }
      }

      &--icon {
        opacity: 1;
        z-index: 1;

        .icon {

          &.icon--folder {
            margin: -1px 0 0 1px;
          }
        }
      }
    }
  }

  & > .directory-tree {

    &__tree {

      & > .directory-tree {

        &__node {
          padding-left: 0;
        }
      }
    }
  }

  .icon {

    &--file,
    &--folder {
      height: 14px;
      left: 50%;
      position: absolute;
      top: 50%;
      transform: translate(-50%, -50%);
      width: 14px;
    }
  }
}

.directory-tree {

  &__node {

    .file {

      &__label {
        align-items: center;
        display: flex;
        min-width: 1px;
      }

      &__checkbox {
        flex: 0 0 auto;
      }

      &__name {
        flex: 1 1 auto;
        min-width: 1px;
        overflow: hidden;
        text-overflow: ellipsis;
      }
    }
  }
}
