@import "../../themes/ionic.globals";

// Toggle
// --------------------------------------------------

:host {
  /**
   * @prop --background: Background of the toggle
   * @prop --background-checked: Background of the toggle when checked
   * @prop --border-radius: Border radius of the toggle track
   *
   * @prop --handle-background: Background of the toggle handle
   * @prop --handle-background-checked: Background of the toggle handle when checked
   *
   * @prop --handle-border-radius: Border radius of the toggle handle
   * @prop --handle-box-shadow: Box shadow of the toggle handle
   * @prop --handle-height: Height of the toggle handle
   * @prop --handle-max-height: Maximum height of the toggle handle
   * @prop --handle-width: Width of the toggle handle
   * @prop --handle-spacing: Horizontal spacing around the toggle handle
   * @prop --handle-transition: Transition of the toggle handle
   */

  /* stylelint-disable-next-line declaration-no-important */
  box-sizing: content-box !important;

  display: inline-block;

  position: relative;

  outline: none;

  contain: content;
  cursor: pointer;
  touch-action: none;
  user-select: none;
  z-index: $z-index-item-input;
}

:host(.ion-focused) input {
  border: 2px solid #5e9ed6;
}

:host(.toggle-disabled) {
  pointer-events: none;
}

label {
  @include input-cover();

  display: flex;

  align-items: center;

  opacity: 0;
}

input {
  @include visually-hidden();
}

// Toggle Background Track: Unchecked
// --------------------------------------------------

.toggle-icon-wrapper {
  display: flex;

  position: relative;

  align-items: center;

  width: 100%;
  height: 100%;

  transition: var(--handle-transition);

  will-change: transform;
}

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

  display: block;
  position: relative;

  width: 100%;
  height: 100%;

  background: var(--background);

  pointer-events: none;

  overflow: inherit;
}


// Toggle Background Track: Checked
// ----------------------------------------------------------

:host(.toggle-checked) .toggle-icon {
  background: var(--background-checked);
}


// Toggle Inner Knob: Unchecked
// --------------------------------------------------

.toggle-inner {
  @include position(null, null, null, var(--handle-spacing));
  @include border-radius(var(--handle-border-radius));

  position: absolute;

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

  max-height: var(--handle-max-height);

  transition: var(--handle-transition);

  background: var(--handle-background);

  box-shadow: var(--handle-box-shadow);

  contain: strict;
}


// Toggle Inner Knob: Checked
// ----------------------------------------------------------

:host(.toggle-checked) .toggle-icon-wrapper {
  @include ltr() {
    // transform by 100% - handle width
    transform: translate3d(calc(100% - var(--handle-width)), 0, 0);
  }

  @include rtl() {
    // transform by -100% + handle width
    transform: translate3d(calc(-100% + var(--handle-width)), 0, 0);
  }
}

:host(.toggle-checked) .toggle-inner {
  @include ltr() {
    // transform by handle spacing amount
    transform: translate3d(calc(var(--handle-spacing) * -2), 0, 0);
  }

  @include rtl() {
    // transform by handle spacing amount
    transform: translate3d(calc(var(--handle-spacing) * 2), 0, 0);
  }

  background: var(--handle-background-checked);
}
