@charset "utf-8";

// 定义rating的基础构造
@mixin _rating {
    display: inline-block;
    position: relative;
    width: map-get($rating, item-width) * 5;
    height: map-get($rating, item-height);
    overflow: hidden;
    &,
    > .index,
    > .item {
        background: url(#{map-get($setting, bgimg-domain)}#{map-get($rating, url)}) repeat-x;
        background-size: auto 200%;
    }
    > .index,
    > .item {
        position: absolute;
        top: 0;
        left: 0;
        height: 100%;
        line-height: 10;
    }
    > .index {
        background-position: 0 100%;
    }
    > .item {
        z-index: 3;
        width: 20%;
        // 默认情况下不显示
        background-position: 0 100px;
        cursor: pointer;
        &:nth-of-type(2) {
            left: 20%;
            &:hover {
                width: 40%;
            }
        }
        &:nth-of-type(3) {
            left: 40%;
            &:hover {
                width: 60%;
            }
        }
        &:nth-of-type(4) {
            left: 60%;
            &:hover {
                width: 80%;
            }
        }
        &:nth-of-type(5) {
            left: 80%;
            &:hover {
                width: 100%;
            }
        }
        &:hover {
            z-index: 2;
            left: 0 !important;
            background-position: 0 100%;
        }
    }
    &-readonly {
        > .item {
            &:hover {
                background-position: 0 1rem !important;
            }
        }
    }
}

/**
 * @module widget
 * @method yo-rating
 * @version 1.2.0
 * @description 构造yo-rating的自定义使用方法
 * @demo http://doyoe.github.io/Yo/demo/widget/yo-rating.html
 * @param {String} $name 定义扩展名称 <1.2.0>
 * @param {Length} $item-width 单项宽度 <1.2.0>
 * @param {Length} $item-height 单项高度 <1.2.0>
 * @param {String} $url 星星图片url <1.3.1>
 * @example 假设你需要只读状态，可以这样：
 * 
...
 */

@mixin yo-rating(
    $name: default,
    $item-width: default,
    $item-height: default,
    $url: default) {
    // 区别是否新增实例还是修改本身
    $name: if($name == default, "", "-#{$name}");
    // 如果值为default，则取config的定义
    @if $item-width == default {
        $item-width: map-get($rating, item-width);
    }
    @if $item-height == default {
        $item-height: map-get($rating, item-height);
    }
    @if $url == default {
        $url: map-get($rating, url);
    }
    .yo-rating#{$name} {
        @if $item-width != map-get($rating, item-width) {
            width: $item-width * 5;
        }
        @if $item-height != map-get($rating, item-height) {
            height: $item-height;
        }
        &,
        > .index,
        > .item {
            @if $url != map-get($rating, url) {
                background-image: url(#{map-get($setting, bgimg-domain)}#{$url});
            }
        }
        // 增量扩展
        @content;
    }
}

// 调用本文件时载入rating基础构造
.yo-rating {
    @include _rating;
}