@use 'sass:map';

@use 'common/var' as *;
@use 'mixins/button' as *;
@use 'mixins/mixins' as *;
@use 'mixins/utils' as *;
@use 'mixins/var' as *;

$button-variants: () !default;
$button-variants: map.merge(
  (
    'default': (
      'color': getCssVar(color-neutral-9),
      'bg': getCssVar(color-neutral-2),
      'hover-color': getCssVar(color-primary),
      'hover-bg': getCssVar(color-primary-1),
      'active-color': getCssVar(color-neutral-9),
      'active-bg': getCssVar(color-neutral-3),
    ),
    'primary': (
      'color': getCssVar(color-white),
      'bg': getCssVar(color-primary),
      'hover-color': getCssVar(color-white),
      'hover-bg': getCssVar(color-primary-4),
      'active-color': getCssVar(color-white),
      'active-bg': getCssVar(color-primary-5),
    ),
    'secondary': (
      'color': getCssVar(color-primary),
      'bg': getCssVar(color-primary-1),
      'hover-color': getCssVar(color-white),
      'hover-bg': getCssVar(color-primary-3),
      'active-color': getCssVar(color-white),
      'active-bg': getCssVar(color-primary-4),
    ),
    'ghost': (
      'color': getCssVar(color-neutral-9),
      'bg': transparent,
      'hover-color': getCssVar(color-primary),
      'hover-bg': getCssVar(color-primary-1),
      'active-color': getCssVar(color-neutral-9),
      'active-bg': getCssVar(color-neutral-3),
    ),
    'danger': (
      'color': getCssVar(color-white),
      'bg': getCssVar(color-red),
      'hover-color': getCssVar(color-white),
      'hover-bg': getCssVar(color-red-4),
      'active-color': getCssVar(color-white),
      'active-bg': getCssVar(color-red-5),
    ),
    'semi-danger': (
      'color': getCssVar(color-red),
      'bg': getCssVar(color-red-1),
      'hover-color': getCssVar(color-white),
      'hover-bg': getCssVar(color-red-3),
      'active-color': getCssVar(color-white),
      'active-bg': getCssVar(color-red-4),
    ),
  ),
  $button-variants
);

$button-sizes: () !default;
$button-sizes: map.merge(
  (
    'large': (
      'padding-x': 20px,
      'padding-y': 16px,
      'font-size': 24px,
      'line-height': 32px,
      'icon-size': 28px,
      'border-radius': 20px,
      'spacing-gap': 8px,
    ),
    'default': (
      'padding-x': 16px,
      'padding-y': 12px,
      'font-size': 16px,
      'line-height': 20px,
      'icon-size': 20px,
      'border-radius': 16px,
      'spacing-gap': 6px,
    ),
    'small': (
      'padding-x': 12px,
      'padding-y': 8px,
      'font-size': 12px,
      'line-height': 16px,
      'icon-size': 14px,
      'border-radius': 12px,
      'spacing-gap': 4px,
    ),
  ),
  $button-sizes
);

$button-icon-sizes: () !default;
$button-icon-sizes: map.merge(
  (
    'xlarge': (
      'padding': 16px,
      'icon-size': 40px,
      'border-radius': 24px,
    ),
    'large': (
      'padding': 12px,
      'icon-size': 32px,
      'border-radius': 20px,
    ),
    'default': (
      'padding': 8px,
      'icon-size': 24px,
      'border-radius': 16px,
    ),
    'small': (
      'padding': 6px,
      'icon-size': 20px,
      'border-radius': 12px,
    ),
    'xsmall': (
      'padding': 4px,
      'icon-size': 16px,
      'border-radius': 8px,
    ),
    'xxsmall': (
      'padding': 2px,
      'icon-size': 12px,
      'border-radius': 4px,
    ),
  ),
  $button-icon-sizes
);

@include b(button) {
  display: inline-flex;
  margin: 0;
  justify-content: center;
  align-items: center;
  white-space: nowrap;
  cursor: pointer;
  text-align: center;
  box-sizing: border-box;
  outline: none;
  transition: 0.1s;
  font-weight: 600;
  user-select: none;
  vertical-align: middle;
  -webkit-appearance: none;
  border: none;

  &:hover,
  &:focus,
  &:active {
    outline: none;
  }

  &:focus-visible {
    outline: 2px solid getCssVar('color-primary-2');
    outline-offset: 1px;
  }

  > span {
    display: inline-flex;
    align-items: center;
    pointer-events: none;
  }

  @include button-size(
    map.get($button-sizes, 'default', 'padding-x'),
    map.get($button-sizes, 'default', 'padding-y'),
    map.get($button-sizes, 'default', 'font-size'),
    map.get($button-sizes, 'default', 'line-height'),
    map.get($button-sizes, 'default', 'icon-size'),
    map.get($button-sizes, 'default', 'border-radius'),
    map.get($button-sizes, 'default', 'spacing-gap')
  );

  @include button-variant(
    map.get($button-variants, 'default', 'color'),
    map.get($button-variants, 'default', 'bg'),
    map.get($button-variants, 'default', 'hover-color'),
    map.get($button-variants, 'default', 'hover-bg'),
    map.get($button-variants, 'default', 'active-color'),
    map.get($button-variants, 'default', 'active-bg')
  );

  &::-moz-focus-inner {
    border: 0;
  }

  @include when(active) {
    color: map.get($button-variants, 'default', 'active-color');
    background-color: map.get($button-variants, 'default', 'active-bg');
    outline: none;
  }

  @include when(disabled) {
    &,
    &:hover,
    &:focus {
      cursor: not-allowed;
      opacity: 0.5;
    }
  }

  @include when(loading) {
    position: relative;
    pointer-events: none;
    color: transparent;

    &:before {
      // mask the button
      z-index: 1;
      pointer-events: none;
      content: '';
      position: absolute;
      left: 0;
      top: 0;
      right: 0;
      bottom: 0;
      border-radius: inherit;
      background-color: getCssVar('color-mask');
    }

    [class*='#{$namespace}-icon'] {
      &.is-loading {
        position: absolute;
        z-index: 2;
      }
    }
  }

  @each $type in (primary, secondary, ghost, danger, 'semi-danger') {
    @include m($type) {
      @include button-variant(
        map.get($button-variants, $type, 'color'),
        map.get($button-variants, $type, 'bg'),
        map.get($button-variants, $type, 'hover-color'),
        map.get($button-variants, $type, 'hover-bg'),
        map.get($button-variants, $type, 'active-color'),
        map.get($button-variants, $type, 'active-bg')
      );

      @include when(active) {
        color: map.get($button-variants, $type, 'active-color');
        background-color: map.get($button-variants, $type, 'active-bg');
      }
    }
  }

  @each $size in (large, small) {
    @include m($size) {
      @include button-size(
        map.get($button-sizes, $size, 'padding-x'),
        map.get($button-sizes, $size, 'padding-y'),
        map.get($button-sizes, $size, 'font-size'),
        map.get($button-sizes, $size, 'line-height'),
        map.get($button-sizes, $size, 'icon-size'),
        map.get($button-sizes, $size, 'border-radius'),
        map.get($button-sizes, $size, 'spacing-gap')
      );
    }
  }

  @include when(icon) {
    @include button-icon-size(
      map.get($button-icon-sizes, 'default', 'padding'),
      map.get($button-icon-sizes, 'default', 'icon-size'),
      map.get($button-icon-sizes, 'default', 'border-radius')
    );

    .#{$namespace}-icon {
      pointer-events: none;
    }
  }

  @each $size in (xlarge, large, small, xsmall, xxsmall) {
    @include m($size) {
      @include when(icon) {
        @include button-icon-size(
          map.get($button-icon-sizes, $size, 'padding'),
          map.get($button-icon-sizes, $size, 'icon-size'),
          map.get($button-icon-sizes, $size, 'border-radius')
        );
      }
    }
  }

  @include when(rounded) {
    border-radius: 1987px;
  }
}