naive-ui/styles/BasePicker.scss

@import './mixins/mixins.scss';
@import './themes/vars.scss';

@mixin base-picker-size-mixin ($size) {
  $base-picker-tag-margin: 3px;
  $base-picker-height: map-get($map: $--n-height, $key: $size);
  @include m($size + '-size') {
    font-size: map-get($map: $--n-font-size, $key: $size);
    @include e(placeholder) {
      height: $base-picker-height;
      line-height: $base-picker-height;
    }
    @include b(base-picker-tags) {
      min-height: $base-picker-height;
      @include b(base-picker-tag) {
        padding: 0px 20px 0 7px;
        height: $base-picker-height - 2 * $base-picker-tag-margin;
        line-height: $base-picker-height - 2 * $base-picker-tag-margin;
      }
      @include b(base-picker-input-tag) {
        height: $base-picker-height - 2 * $base-picker-tag-margin;
        line-height: $base-picker-height - 2 * $base-picker-tag-margin;
      }
    }
    @include b(base-picker-label) {
      height: $base-picker-height;
      line-height: $base-picker-height;
    }
  }
}

@include themes-mixin {
  @include b(base-picker) {
    @include once {
      @include base-picker-size-mixin('small');
      @include base-picker-size-mixin('medium');
      @include base-picker-size-mixin('large');
      position: relative;
      box-shadow: none;
      border-radius: $--base-picker-border-radius;
      width: 100%;
      max-width: 100%;
      display: inline-block;
      vertical-align: bottom;
      @include e(mark) {
        cursor: pointer;
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        right: 14px;
      }
      @include m(selected) {
        @include e(placeholder) {
          opacity: 0;
        }
      }
    }
    @include e(placeholder) {
      @include once {
        pointer-events: none;
        position: absolute;
        left: 14px;
        top: 0;
        opacity: 1;
        transition: color .3s $--n-ease-in-out-cubic-bezier;
      }
      color: map-get($--base-picker-placeholder-color, 'default');
    }
    @include b(base-picker-tags) {
      @include once {
        cursor: pointer;
        outline: none;
        box-sizing: border-box;
        position: relative;
        transition: color .3s $--n-ease-in-out-cubic-bezier, box-shadow .3s $--n-ease-in-out-cubic-bezier, background-color .3s $--n-ease-in-out-cubic-bezier;
        border-radius: $--base-picker-border-radius;
      }
      box-shadow: map-get($map: $--base-picker-box-shadow, $key: "default");
      background-color: map-get($--base-picker-background-color, "default");
    }
    @include b(base-picker-label) {
      @include once {
        display: inline-block;
        width: 100%;
        vertical-align: bottom;
        cursor: pointer;
        outline: none;
        box-sizing: border-box;
        position: relative;
        transition: color .3s $--n-ease-in-out-cubic-bezier, box-shadow .3s $--n-ease-in-out-cubic-bezier, background-color .3s $--n-ease-in-out-cubic-bezier;
        border-radius: $--base-picker-border-radius;
      }
      box-shadow: map-get($map: $--base-picker-box-shadow, $key: "default");
      background-color: map-get($--base-picker-background-color, "default");
      @include e(input) {
        @include once {
          outline: none;
          cursor: pointer;
          box-sizing: border-box;
          text-overflow: ellipsis;
          overflow: hidden;
          border:none;
          width: 100%;
          white-space: nowrap;
          transition: color .3s $--n-ease-in-out-cubic-bezier;
          padding: 0 32px 0 14px;
          background-color: transparent;
          height: 100%;
        }
        color: $--base-picker-color;
        &::placeholder {
          transition: color .3s $--n-ease-in-out-cubic-bezier;
          color: map-get($--base-picker-placeholder-color, 'default');
        }
        @include m(placeholder) {
          color: map-get($--base-picker-placeholder-color, 'default');
        }
      }
    }
    @include b(base-picker-tags) {
      @include once {
        display: flex;
        padding: 3px 32px 0 14px;
        flex-wrap: wrap;
        align-items: center;
        width: 100%;
        vertical-align: bottom;
      }
      @include b(tag) {
        @include once {
          margin-right: 7px;
          margin-bottom: 3px;
          font-size: 14px;
          max-width: 100%;
          text-overflow: ellipsis;
          overflow: hidden;
        }
      }
    }
    @include not-m(disabled) {
      @include m(active) {
        @include b(base-picker-label) {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "active");        
          background-color: map-get($map: $--base-picker-background-color, $key: "active");
        }
        @include b(base-picker-tags) {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "active");
          background-color:  map-get($map: $--base-picker-background-color, $key: "active");
        }
        @include once {
          @include b(base-picker-input-tag) {
            display: inline-block;
          }
        }
      }
      @include b(base-picker-label) {
        &:hover {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "hover");
        }
        &:focus {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "focus");
        }
      }
      @include b(base-picker-tags) {
        &:hover {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "hover");
        }
        &:focus {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "focus");
        }
      }
      @include m(focus) {
        @include b(base-picker-label) {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "focus");
        }
        @include b(base-picker-tags) {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "focus");
        }
      }
    }
    @include m(disabled) {
      cursor: not-allowed;
      @include b(base-picker-label) {
        cursor: not-allowed;
        background-color: map-get($map: $--base-picker-background-color, $key: "disabled");
        @include e(input) {
          cursor: not-allowed;
          color: map-get($--base-picker-placeholder-color, 'disabled');
          @include m(placeholder) {
            color: map-get($--base-picker-placeholder-color, 'disabled');
          }
          &::placeholder {
            color: map-get($--base-picker-placeholder-color, 'disabled');
          }
        }
      }
      @include b(base-picker-tags) {
        cursor: not-allowed;
        background-color: map-get($map: $--base-picker-background-color, $key: "disabled");
      }
      @include b(base-picker-tag) {
        cursor: not-allowed;
        border-color: rgba(255, 255, 255, 0.20);
        color: rgba(255, 255, 255, 0.20);
      }
      @include e(placeholder) {
        cursor: not-allowed;
        color: map-get($--base-picker-placeholder-color, 'disabled');
      }
    }
    
    @include b(base-picker-input-tag) {
      @include once {
        outline: none;
        display: none;
        position: relative;
        margin-bottom: 3px;
        max-width: 100%;
        vertical-align: bottom;
      }
      @include e(input) {
        @include once {
          padding: 0;
          background-color: transparent;
          outline: none;
          border: none;
          max-width: 100%;
          height: 100%;
          width: 1em;
          line-height: inherit;
          cursor: pointer;
        }
        caret-color: map-get($--base-picker-caret-color, 'default');
        color: $--base-picker-color;
      }
      @include once {
        @include e(mirror) {
          position: absolute;
          padding-right: 1em;
          left: 0;
          top: 0;
          white-space: pre;
          visibility: hidden;
          user-select: none;
          opacity: 0;
        }
      }
    }
  }
  @include as-form-item {
    @include with-status (error) {
      @include b(base-picker) {
        @include b(base-picker-tags) {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-default");
        }
        @include b(base-picker-label) {
          box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-default");
        }
        @include not-m(disabled) {
          @include m(active) {
            @include b(base-picker-label) {
              box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-active");
              background-color: map-get($map: $--base-picker-background-color, $key: "error-active");

            }
            @include b(base-picker-tags) {
              box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-active");
              background-color: map-get($map: $--base-picker-background-color, $key: "error-active");
            }
          }
          @include b(base-picker-label) {
            &:hover {
              box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-hover");
            }
            &:focus {
              box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-focus");
            }
          }
          @include b(base-picker-tags) {
            &:hover {
              box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-hover");
            }
            &:focus {
              box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-focus");
            }
          }
          @include m(focus) {
            @include b(base-picker-label) {
              box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-focus");
            }
            @include b(base-picker-tags) {
              box-shadow: map-get($map: $--base-picker-box-shadow, $key: "error-focus");
            }
          }
        }
      }
    }
  }
}