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https://codeup.aliyun.com/67762337eccfc218f6110e0e/vue/learning-system-portal.git
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@@ -634,37 +634,73 @@ export default {
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// window.removeEventListener("scroll", this.handleScroll);
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},
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methods: {
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// 判断是否是通过搜索关键字(而不是导航标签)
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isKeywordSearch() {
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// 如果有keyword且没有其他类型的选中项,则认为是关键字搜索
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const hasKeyword = this.keyword && this.keyword.trim() !== '';
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const hasOtherSelections = this.stagList.some(tag =>
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tag.type !== 0 && tag.checked // 除了关键字类型(0)以外的选中项
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);
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return hasKeyword && !hasOtherSelections;
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},
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// 高亮标签关键字
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highlightTagKeyword(tag) {
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console.info('高亮显示 ' + tag)
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if (!this.stagList || this.stagList.length === 0) {
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console.info('高亮显示 this.stagList.length = ' + this.stagList.length)
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return tag; // 没有搜索条件时返回原标签
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return tag;
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}
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// 获取所有搜索关键字
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const searchKeywords = this.stagList.map(searchTag =>
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searchTag.tagName || searchTag.name
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).filter(keyword => keyword && keyword.trim());
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// 如果是关键字搜索模式,进行部分匹配高亮
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if (this.isKeywordSearch()) {
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return this.highlightPartialMatch(tag);
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}
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// 否则进行完全匹配高亮
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else {
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return this.highlightExactMatch(tag);
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}
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},
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console.info('高亮显示 searchKeywords = ' + searchKeywords)
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// 部分匹配高亮(关键字搜索模式)
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highlightPartialMatch(tag) {
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const searchKeywords = this.stagList
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.filter(searchTag => searchTag.type === 0) // 只处理关键字类型
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.map(searchTag => searchTag.tagName || searchTag.name)
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.filter(keyword => keyword && keyword.trim());
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if (searchKeywords.length === 0) {
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return tag; // 没有有效关键字时返回原标签
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return tag;
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}
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let highlightedTag = tag;
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// 对每个搜索关键字进行高亮处理
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searchKeywords.forEach(keyword => {
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if (tag.includes(keyword)) {
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// 使用正则表达式进行全局不区分大小写的匹配
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const regex = new RegExp(`(${this.escapeRegExp(keyword)})`, 'gi');
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highlightedTag = highlightedTag.replace(regex, '<span class="keyword-highlight">$1</span>');
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}
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});
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console.info('高亮显示 highlightedTag = ' + highlightedTag)
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return highlightedTag;
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},
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// 完全匹配高亮(导航标签模式)
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highlightExactMatch(tag) {
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const isMatched = this.stagList.some(searchTag => {
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// 排除关键字类型,只检查导航标签
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if (searchTag.type === 0) return false;
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const searchName = searchTag.tagName || searchTag.name;
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return searchName === tag;
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});
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if (isMatched) {
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return `<span class="exact-match-highlight">${tag}</span>`;
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}
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return tag;
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},
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// 辅助方法:转义正则表达式特殊字符
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escapeRegExp(string) {
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return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
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@@ -2616,20 +2652,32 @@ a.custom2 {
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color: #387DF7 !important;
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}
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/* 添加关键字高亮样式 */
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/* 关键字部分匹配高亮样式 */
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.keyword-highlight {
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color: #387DF7 !important;
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font-weight: bold;
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background-color: transparent !important;
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}
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/* 确保标签内的样式正确 */
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.course-tags ::v-deep .el-tag {
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color: #333333;
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}
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.course-tags ::v-deep .el-tag .keyword-highlight {
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/* 导航标签完全匹配高亮样式 */
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.exact-match-highlight {
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color: #387DF7 !important;
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font-weight: bold;
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background-color: transparent !important;
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}
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/* 确保标签基础样式 */
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.course-tags ::v-deep .el-tag {
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color: #333333;
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background-color: #f4f4f5;
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border-color: #e9e9eb;
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}
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.course-tags ::v-deep .el-tag .keyword-highlight,
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.course-tags ::v-deep .el-tag .exact-match-highlight {
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color: #387DF7 !important;
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font-weight: bold;
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background-color: transparent !important;
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}
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