discourse/app/assets/stylesheets/common/d-editor.scss

@use "lib/viewport";

.d-editor-container {
  display: flex;
  flex-grow: 1;
  max-width: 100%;

  &--rich-editor-enabled .d-editor-textarea-wrapper textarea.d-editor-input {
    font-family: var(--d-font-family--monospace);
    font-variant-ligatures: none;

    @include viewport.from(sm) {
      font-size: var(--font-down-1);
    }
  }
}

.d-editor {
  display: flex;
  flex-grow: 1;
  min-height: 0;
  scrollbar-color: var(--primary-low) transparent;
}

.d-editor-textarea-column {
  display: flex;
  flex: 1;
  flex-direction: column;
  max-width: 100%;
  min-width: 0;
}

.d-editor-textarea-wrapper {
  display: flex;
  flex: 1;
  flex-direction: column;
  background-color: var(--secondary);
  position: relative;
  border: var(--d-input-border);
  border-radius: var(--d-input-border-radius);
  min-height: 0;

  textarea {
    background: transparent;
  }

  &.in-focus {
    @include default-focus;

    textarea {
      outline: 0;
    }
  }

  &.disabled {
    cursor: not-allowed;

    .d-editor-button-bar {
      opacity: 0.5;
      pointer-events: none;
    }
  }
}

.d-editor-preview-wrapper {
  display: flex;
  flex: 1;
  flex-direction: column;
  margin-left: 16px;
  overflow: auto;
  overflow-anchor: none;
  cursor: default;
  overscroll-behavior: contain;
}

.d-editor-input,
.d-editor-preview {
  box-sizing: border-box;
  flex: 1 1 100%;
  width: 100%;
  margin: 0;
  min-height: auto;
  word-wrap: break-word;
  appearance: none;
  border-radius: 0;
}

.d-editor-input {
  border: 0;
  padding: 10px;
  height: 100%;
  overflow-x: hidden;
  overscroll-behavior: contain;
  overflow-anchor: none;
  resize: none;
}

.d-editor-preview {
  height: auto;
}

.d-editor-plugin {
  display: flex;
  flex: 1 1;
  overflow: auto;
}

.composing-whisper {
  .d-editor-preview,
  .d-editor-input {
    font-style: italic;
    color: var(--primary-medium) !important;
  }
}

.hide-preview .d-editor-preview-wrapper {
  display: none;
  flex: 0;
}

.edit-category-tab-topic-template {
  .emoji.btn {
    display: none;
  }
}

.user-preferences .bio-composer,
.group-form-bio,
.edit-category-tab-topic-template {
  textarea {
    width: 100%;
    height: 100%;
    min-height: 10em;
  }

  .local-dates.btn {
    display: none;
  }

  .d-editor-container {
    display: block;
  }

  .d-editor-textarea-wrapper {
    border: var(--d-input-border);
  }

  .d-editor-preview-wrapper {
    max-width: 100%;
    margin: 0;
    padding: 0;
  }

  .d-editor-preview {
    background-color: var(--primary-very-low);
    margin-top: 1em;
    padding: 0.667em;

    &:empty {
      margin: 0;
      padding: 0;
    }
  }
}

.d-editor-preview img {
  vertical-align: baseline; // consistent with cooked

  &.emoji,
  &.avatar,
  &.onebox-avatar,
  &.site-icon {
    vertical-align: text-bottom;
  }

  &.resizable {
    object-fit: cover;
    object-position: top;
  }
}

.d-editor-preview .image-wrapper {
  --resizer-height: 2.25em;
  position: relative;
  display: inline-block;
  padding-bottom: var(--resizer-height);

  .button-wrapper {
    box-sizing: border-box;
    padding: 0.25em 0.5em;
    min-width: 19em; // wide enough to contain all controls
    width: 100%;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 0 0.5em;
    position: absolute;
    height: var(--resizer-height);
    bottom: 0;
    left: 0;
    opacity: 0.9;
    z-index: 1; // needs to be higher than image
    background: var(--secondary);
    color: var(--primary);

    .scale-btn-container,
    .alt-text-readonly-container,
    .alt-text-edit-container,
    .delete-image-button {
      display: flex;
      height: var(--resizer-height);
      align-items: center;

      &[hidden] {
        display: none;
      }
    }

    .scale-btn {
      color: var(--tertiary);
      padding: 0 1em;

      &:first-child,
      &:last-child {
        padding: 0;
      }

      &.active {
        font-weight: bold;
        color: var(--primary);
      }

      &:not(.active):hover {
        text-decoration: underline;
        cursor: pointer;
      }
    }

    .alt-text-readonly-container {
      flex: 1 1 auto;

      // arbitrary min-width value allows for correct shrinking
      min-width: 100px;

      .alt-text {
        margin-right: 0.5em;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
      }

      .alt-text-edit-btn {
        cursor: pointer;
        color: var(--tertiary);

        svg {
          padding-right: 0.5em;
        }
      }
    }

    .alt-text-edit-container {
      gap: 0 0.25em;
      flex: 1;
      max-width: 100%;
      height: 95%; // gives input some padding

      .alt-text-input,
      .alt-text-edit-ok,
      .alt-text-edit-cancel {
        height: 100%;
      }

      .alt-text-input {
        display: inline-flex;
        flex: 1;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        margin: 0;
        padding-left: 0.25em;
      }

      .alt-text-edit-ok,
      .alt-text-edit-cancel {
        border: none;
        width: var(--resizer-height);

        svg {
          margin: 0;
        }
      }
    }

    .delete-image-button {
      cursor: pointer;
      color: var(--danger);

      .d-icon-trash-can {
        margin-left: 0.5em;
      }
    }

    .wrap-image-grid-button {
      cursor: pointer;
      color: var(--tertiary);
    }

    svg {
      pointer-events: none;
    }
  }
}

// d-editor bar button sizing
.d-editor-button-bar {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  margin: 0.25rem 0;

  .composer-toggle-switch {
    padding: 0 0.5rem;
  }

  @include viewport.until(sm) {
    font-size: var(--font-down-1-rem);
  }

  .btn:focus-visible {
    @include default-focus;
  }

  .btn {
    margin: 0;
    background-color: transparent;
    color: var(--primary-medium);
    border-radius: var(--d-border-radius);

    .d-icon {
      color: currentcolor;
    }

    .discourse-no-touch & {
      &:hover {
        background-color: var(--primary-low);

        .d-icon {
          color: var(--primary-medium);
        }
      }
    }
  }

  .select-kit-header-wrapper {
    justify-content: center;
  }

  &.--replaced-toolbar {
    animation: float-left ease 0.2s 1 forwards;
    flex-wrap: nowrap;

    @keyframes float-left {
      0% {
        opacity: 0;
        transform: translateX(10px);
      }

      100% {
        opacity: 1;
        transform: translateX(0);
      }
    }
  }
}

.toolbar-separator {
  width: 1px;
  background-color: var(--primary-low);
  margin: auto 1px;
  height: 1.25rem;
}

.d-editor #form-template-form {
  overflow: auto;
  background: var(--primary-very-low);
  padding: 1rem;
  border: var(--d-input-border);
  margin-bottom: 0;
  height: 100%;
}

#reply-control.composer-action-add_translation {
  .topic-title-translator {
    display: flex;
    align-items: center;
    gap: 2rem;

    input {
      width: 48.5vw;
    }
  }

  .translation-selector-dropdown {
    margin-bottom: 0.5rem;

    .select-kit-body {
      max-height: 300px;
    }
  }

  .d-editor-preview .d-editor-translation-preview-wrapper {
    --translation-preview-padding: 1rem;
    box-sizing: border-box;
    border: var(--d-input-border);
    border-radius: var(--d-border-radius);
    padding: var(--translation-preview-padding);
    position: relative;
    height: 100%;
    padding-top: calc(var(--translation-preview-padding) * 2);

    &__header {
      position: absolute;
      display: inline-flex;
      align-items: center;
      height: 1.5rem;
      top: 0;
      left: 0;
      background: var(--primary-very-low);
      padding: 0.45rem var(--translation-preview-padding);
      border-radius: var(--d-border-radius);
      font-size: var(--font-down-1-rem);
      color: var(--primary-high);
    }

    &__original-locale {
      margin-left: 0.5rem;
      text-transform: uppercase;
      font-size: var(--font-down-2);
      background: var(--tertiary-low);
      padding: 0.25rem 0.5rem;
      border-radius: var(--d-border-radius);
    }
  }
}