/**
 * Creates a visual theme for tag fields.  Note this mixin only provides styling
 * for the tag field's items, The label and error are styled by {@link #extjs-label-ui},
 * and the field body is styled by {@link extjs-text-field-ui}
 *
 * @param {string} $ui
 * The name of the UI being created. Can not included spaces or special punctuation
 * (used in CSS class names).
 *
 * @param {number/list} [$ui-padding=$tag-field-padding]
 * Tag field padding
 *
 * @param {number} [$ui-item-height=$tag-field-item-height]
 * The height of tag field items
 *
 * @param {number/list} [$ui-item-border-radius=$tag-field-item-border-radius]
 * The border-radius of tag field items
 *
 * @param {color} [$ui-item-color=$tag-field-item-color]
 * The text color of tag field items
 *
 * @param {color} [$ui-item-over-color=$tag-field-item-over-color]
 * The text color of tag field items when hovered
 *
 * @param {color} [$ui-item-selected-color=$tag-field-item-selected-color]
 * The text color of tag field items when selected
 *
 * @param {color} [$ui-item-background-color=$tag-field-item-background-color]
 * The background-color of tag field items
 *
 * @param {color} [$ui-item-over-background-color=$tag-field-item-over-background-color]
 * The background-color of tag field items when hovered
 *
 * @param {color} [$ui-item-selected-background-color=$tag-field-item-selected-background-color]
 * The background-color of tag field items when selected
 *
 * @param {color} [$ui-item-border-width=$tag-field-item-border-width]
 * The border-width of tag field items
 *
 * @param {color} [$ui-item-border-style=$tag-field-item-border-style]
 * The border-style of tag field items
 *
 * @param {color} [$ui-item-border-color=$tag-field-item-border-color]
 * The border-color of tag field items
 *
 * @param {color} [$ui-item-over-border-color=$tag-field-item-over-border-color]
 * The border-color of tag field items when hovered
 *
 * @param {color} [$ui-item-selected-border-color=$tag-field-item-selected-border-color]
 * The border-color of tag field items when selected
 *
 * @param {number/list} [$ui-item-padding=$tag-field-item-padding]
 * The padding of tag field items
 *
 * @param {number/list} [$ui-item-margin=$tag-field-item-margin]
 * The margin of tag field items
 *
 * @param {number} [$ui-item-close-icon-size=$tag-field-item-close-icon-size]
 * The size of the close icon
 *
 * @param {number} [$ui-item-close-icon-top=$tag-field-item-close-icon-top]
 * Number of pixels to offset the close icon from the top of the item
 *
 * @param {number} [$ui-item-close-icon-right=$tag-field-item-close-icon-right]
 * Number of pixels to offset the close icon from the right of the item
 *
 * @param {number} [$ui-item-close-icon-spacing=$tag-field-item-close-icon-spacing]
 * Number of pixels of space between the tag field item text and close icon
 *
 * @param {color} [$ui-item-close-icon-glyph-color=$tag-field-item-close-icon-glyph-color]
 * The color to use for the "close" icon of items in a tag field when
 * {@link Global_CSS#$enable-font-icons} is `true`.
 *
 * @param {color} [$ui-item-selected-close-icon-glyph-color=$tag-field-item-selected-close-icon-glyph-color]
 * The color to use for the "close" icon of selected items in a tag field when
 * {@link Global_CSS#$enable-font-icons} is `true`.
 *
 * @param {color} [$ui-item-over-close-icon-glyph-color=$tag-field-item-over-close-icon-glyph-color]
 * The color to use for the "close" icon of hovered items in a tag field when
 * {@link Global_CSS#$enable-font-icons} is `true`.
 *
 * @param {color} [$ui-item-selected-over-close-icon-glyph-color=$tag-field-item-selected-over-close-icon-glyph-color]
 * The color to use for the "close" icon of selected and hovered items in a tag field when
 * {@link Global_CSS#$enable-font-icons} is `true`.
 *
 * @param {string/list} [$ui-item-close-icon-glyph=$tag-field-item-close-icon-glyph]
 * Glyph for the "close" icon when {@link Global_CSS#$enable-font-icons} is `true`.
 *
 * @param {color} [$ui-item-close-icon-opacity=$tag-field-item-close-icon-opacity]
 * Opacity of the "close" icon
 *
 * @param {color} [$ui-item-close-icon-opacity-over=$tag-field-item-close-icon-opacity-over]
 * Opacity of the "close" icon when hovered
 *
 * @param {color} [$ui-item-close-icon-opacity-pressed=$tag-field-item-close-icon-opacity-pressed]
 * Opacity of the "close" icon when pressed
 *
 * @member Ext.form.field.Tag
 */
@mixin extjs-tag-field-ui(
    $ui,
    $ui-padding: $tag-field-padding,
    $ui-item-height: $tag-field-item-height,
    $ui-item-border-radius: $tag-field-item-border-radius,
    $ui-item-color: $tag-field-item-color,
    $ui-item-over-color: $tag-field-item-over-color,
    $ui-item-selected-color: $tag-field-item-selected-color,
    $ui-item-background-color: $tag-field-item-background-color,
    $ui-item-over-background-color: $tag-field-item-over-background-color,
    $ui-item-selected-background-color: $tag-field-item-selected-background-color,
    $ui-item-border-width: $tag-field-item-border-width,
    $ui-item-border-style: $tag-field-item-border-style,
    $ui-item-border-color: $tag-field-item-border-color,
    $ui-item-over-border-color: $tag-field-item-over-border-color,
    $ui-item-selected-border-color: $tag-field-item-selected-border-color,
    $ui-item-padding: $tag-field-item-padding,
    $ui-item-margin: $tag-field-item-margin,
    $ui-item-close-icon-size: $tag-field-item-close-icon-size,
    $ui-item-close-icon-top: $tag-field-item-close-icon-top,
    $ui-item-close-icon-right: $tag-field-item-close-icon-right,
    $ui-item-close-icon-spacing: $tag-field-item-close-icon-spacing,
    $ui-item-close-icon-glyph-color: $tag-field-item-close-icon-glyph-color,
    $ui-item-selected-close-icon-glyph-color: $tag-field-item-selected-close-icon-glyph-color,
    $ui-item-over-close-icon-glyph-color: $tag-field-item-over-close-icon-glyph-color,
    $ui-item-selected-over-close-icon-glyph-color: $tag-field-item-selected-over-close-icon-glyph-color,
    $ui-item-close-icon-glyph: $tag-field-item-close-icon-glyph,
    $ui-item-close-icon-opacity: $tag-field-item-close-icon-opacity,
    $ui-item-close-icon-opacity-over: $tag-field-item-close-icon-opacity-over,
    $ui-item-close-icon-opacity-pressed: $tag-field-item-close-icon-opacity-pressed
) {
    $ui-item-padding:
            top($ui-item-padding)
            max(right($ui-item-padding), $ui-item-close-icon-size + $ui-item-close-icon-right + $ui-item-close-icon-spacing)
            bottom($ui-item-padding)
            left($ui-item-padding);

    .#{$prefix}form-text-#{$ui} {
        &.#{$prefix}tagfield {
            padding: $ui-padding;
        }

        .#{$prefix}tagfield-input {
            margin: $tag-field-item-margin;
        }

        .#{$prefix}tagfield-input-field {
            height: $ui-item-height;
            line-height: $ui-item-height;
        }

        .#{$prefix}tagfield-item {
            @include border-radius($ui-item-border-radius);
            background-color: $ui-item-background-color;
            @if ($ui-item-border-width != null) and ($ui-item-border-width != 0) {
                border: $ui-item-border-width $ui-item-border-style $ui-item-border-color;
            }
            padding: $ui-item-padding;
            margin: $ui-item-margin;
            color: $ui-item-color;
            line-height: $ui-item-height - vertical($ui-item-border-width);

            &:hover {
                background-color: $ui-item-over-background-color;
                @if $ui-item-over-border-color != $ui-item-border-color {
                    border-color: $ui-item-over-border-color;
                }
                color: $ui-item-over-color;
            }

            &.#{$prefix}tagfield-item-selected {
                background-color: $ui-item-selected-background-color;
                @if $ui-item-selected-border-color != $ui-item-border-color {
                    border-color: $ui-item-selected-border-color;
                }
                color: $ui-item-selected-color;
            }

            @if $include-rtl {
                &.#{$prefix}rtl {
                    padding: rtl($ui-item-padding);
                }
            }
        }

        .#{$prefix}tagfield-item-close {
            width: $ui-item-close-icon-size;
            height: $ui-item-close-icon-size;
            top: $ui-item-close-icon-top;
            right: $ui-item-close-icon-right;

            @if $ui-item-close-icon-opacity != null {
                @include opacity($ui-item-close-icon-opacity);
            }

            @if $enable-font-icons and ($ui-item-close-icon-glyph != null) {
                @include font-icon($ui-item-close-icon-glyph);
                color: $ui-item-close-icon-glyph-color;
            } @else {
                background-image: theme-background-image('form/tag-field-item-close');
            }

            &:hover {
                @if $ui-item-close-icon-opacity-over != null {
                    @include opacity($ui-item-close-icon-opacity-over);
                }
                @if $enable-font-icons and ($ui-item-close-icon-glyph != null) {
                    color: $ui-item-over-close-icon-glyph-color;
                } @else {
                    background-position: (-$ui-item-close-icon-size) 0;
                }
            }

            &:active {
                @if $ui-item-close-icon-opacity-pressed != null {
                    @include opacity($ui-item-close-icon-opacity-pressed);
                }
                @if (not $enable-font-icons) or ($ui-item-close-icon-glyph == null) {
                    background-position: (-$ui-item-close-icon-size * 2) 0;
                }
            }

            @if $include-rtl {
                &.#{$prefix}rtl {
                    right: auto;
                    left: $ui-item-close-icon-right;
                }
            }
        }

        .#{$prefix}tagfield-item-selected .#{$prefix}tagfield-item-close {
            @if $enable-font-icons and ($ui-item-close-icon-glyph != null) {
                color: $ui-item-selected-close-icon-glyph-color;

                &:hover {
                    color: $ui-item-selected-over-close-icon-glyph-color;
                }
            } @else {
                background-position: 0 (-$ui-item-close-icon-size);

                &:hover {
                    background-position: (-$ui-item-close-icon-size) (-$ui-item-close-icon-size);
                }

                &:active {
                    background-position: (-$ui-item-close-icon-size * 2) (-$ui-item-close-icon-size);
                }
            }
        }
    }

}

@if $include-tag-field-default-ui {
    @include extjs-tag-field-ui($ui: 'default');
}
