@import "../../themes/native/native.globals";
@import "./checkbox.vars.scss";
@import "./checkbox.common";

// Checkbox
// --------------------------------------------------

:host {
  /**
   * @prop --checkbox-background: Background of the checkbox icon
   */
  --checkbox-background-checked: #{ion-color(primary, base)};
  --border-color-checked: #{ion-color(primary, base)};
  --checkmark-color: #{ion-color(primary, contrast)};
  --transition: none;

  z-index: $z-index-item-input;
}

:host(.ion-color) {
  --checkbox-background-checked: #{current-color(base)};
  --border-color-checked: #{current-color(base)};
  --checkmark-color: #{current-color(contrast)};
}

// Checkboxes that are not slotted inside an item and are not used with a
// stacked label should have margins equal to those of the label.
:host(.in-item) .label-text-wrapper,
:host(.in-item:not(.checkbox-label-placement-stacked):not([slot])) .native-wrapper {
  @include margin($checkbox-item-label-margin-top, null, $checkbox-item-label-margin-bottom, null);
}

:host(.in-item.checkbox-label-placement-stacked) .label-text-wrapper {
  @include margin($checkbox-item-label-margin-top, null, $form-control-label-margin, null);
}

:host(.in-item.checkbox-label-placement-stacked) .native-wrapper {
  @include margin(null, null, $checkbox-item-label-margin-bottom, null);
}

.checkbox-icon {
  @include border-radius(var(--border-radius));

  width: var(--size);
  height: var(--size);

  transition: var(--transition);

  border-width: var(--border-width);
  border-style: var(--border-style);
  border-color: var(--border-color);

  background: var(--checkbox-background);

  box-sizing: border-box;
}

.checkbox-icon path {
  fill: none;
  stroke: var(--checkmark-color);
  stroke-width: var(--checkmark-width);
}

// Checkbox Bottom Content
// ----------------------------------------------------------------

.checkbox-bottom {
  @include padding(4px, null, null, null);

  font-size: dynamic-font(12px);
}

:host(.checkbox-label-placement-stacked) .checkbox-bottom {
  font-size: dynamic-font(16px);
}

// Checkbox Hint Text
// ----------------------------------------------------------------

.checkbox-bottom .error-text {
  color: ion-color(danger, base);
}

.checkbox-bottom .helper-text {
  color: $text-color-step-300;
}

// Label Placement - Start
// ----------------------------------------------------------------

:host(.checkbox-label-placement-start) .label-text-wrapper {
  /**
   * The margin between the label and
   * the checkbox should be on the end
   * when the label sits at the start.
   */
  @include margin(null, $form-control-label-margin, null, 0);
}

// Label Placement - End
// ----------------------------------------------------------------

/**
 * The margin between the label and
 * the checkbox should be on the start
 * when the label sits at the end.
 */
:host(.checkbox-label-placement-end) .label-text-wrapper {
  @include margin(null, 0, null, $form-control-label-margin);
}

// Label Placement - Fixed
// ----------------------------------------------------------------

:host(.checkbox-label-placement-fixed) .label-text-wrapper {
  /**
   * The margin between the label and
   * the checkbox should be on the end
   * when the label sits at the start.
   */
  @include margin(null, $form-control-label-margin, null, 0);
}

// Label Placement - Stacked
// ----------------------------------------------------------------

:host(.checkbox-label-placement-stacked) .label-text-wrapper {
  @include transform(scale(#{$form-control-label-stacked-scale}));

  /**
   * The margin between the label and
   * the checkbox should be on the bottom
   * when the label sits at the top.
   */
  @include margin(null, 0, $form-control-label-margin, 0);

  /**
   * Label text should not extend
   * beyond the bounds of the checkbox.
   */
  max-width: calc(100% / #{$form-control-label-stacked-scale});
}