From a4078c0a8e1f409cbae611f8c740425532b0ddc4 Mon Sep 17 00:00:00 2001
From: guozhigq <guozhigq@outlook.com>
Date: Mon, 21 Aug 2023 14:55:32 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E6=90=9C=E7=B4=A2=E6=8E=A8=E8=8D=90?=
 =?UTF-8?q?=E8=AF=8DrichText?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/models/search/suggest.dart | 79 ++++++++++++++++++++++++++--------
 lib/pages/search/view.dart     | 24 +++--------
 2 files changed, 67 insertions(+), 36 deletions(-)

diff --git a/lib/models/search/suggest.dart b/lib/models/search/suggest.dart
index eff7cb50..ff161476 100644
--- a/lib/models/search/suggest.dart
+++ b/lib/models/search/suggest.dart
@@ -1,3 +1,6 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+
 class SearchSuggestModel {
   SearchSuggestModel({
     this.tag,
@@ -19,32 +22,74 @@ class SearchSuggestItem {
   SearchSuggestItem({
     this.value,
     this.term,
-    this.name,
     this.spid,
+    this.textRich,
   });
 
   String? value;
   String? term;
-  List? name;
   int? spid;
+  Widget? textRich;
 
   SearchSuggestItem.fromJson(Map<String, dynamic> json, String inputTerm) {
     value = json['value'];
     term = json['term'];
-    String reg = '<em class="suggest_high_light">$inputTerm</em>';
-    try {
-      if (json['name'].indexOf(inputTerm) != -1) {
-        String str = json['name'].replaceAll(reg, '^');
-        List arr = str.split('^');
-        arr.insert(arr.length - 1, inputTerm);
-        name = arr;
-      } else {
-        name = ['', '', json['term']];
-      }
-    } catch (err) {
-      name = ['', '', json['term']];
-    }
-
-    spid = json['spid'];
+    textRich = highlightText(json['name']);
   }
 }
+
+Widget highlightText(String str) {
+  // 创建正则表达式，匹配 <em class="suggest_high_light">...</em> 格式的文本
+  RegExp regex = RegExp(r'<em class="suggest_high_light">(.*?)<\/em>');
+
+  // 用于存储每个匹配项的列表
+  List<InlineSpan> children = [];
+
+  // 获取所有匹配项
+  Iterable<Match> matches = regex.allMatches(str);
+
+  // 当前索引位置
+  int currentIndex = 0;
+
+  // 遍历每个匹配项
+  for (var match in matches) {
+    // 获取当前匹配项之前的普通文本部分
+    String normalText = str.substring(currentIndex, match.start);
+
+    // 获取需要高亮显示的文本部分
+    String highlightedText = match.group(1)!;
+
+    // 如果普通文本部分不为空，则将其添加到 children 列表中
+    if (normalText.isNotEmpty) {
+      children.add(TextSpan(
+        text: normalText,
+        style: DefaultTextStyle.of(Get.context!).style,
+      ));
+    }
+
+    // 将需要高亮显示的文本部分添加到 children 列表中，并设置相应样式
+    children.add(TextSpan(
+      text: highlightedText,
+      style: TextStyle(
+          fontWeight: FontWeight.bold,
+          color: Theme.of(Get.context!).colorScheme.primary),
+    ));
+
+    // 更新当前索引位置
+    currentIndex = match.end;
+  }
+
+  // 如果当前索引位置小于文本长度，表示还有剩余的普通文本部分
+  if (currentIndex < str.length) {
+    String remainingText = str.substring(currentIndex);
+
+    // 将剩余的普通文本部分添加到 children 列表中
+    children.add(TextSpan(
+      text: remainingText,
+      style: DefaultTextStyle.of(Get.context!).style,
+    ));
+  }
+
+  // 使用 Text.rich 创建包含高亮显示的富文本小部件，并返回
+  return Text.rich(TextSpan(children: children));
+}
diff --git a/lib/pages/search/view.dart b/lib/pages/search/view.dart
index d4190e47..786500bf 100644
--- a/lib/pages/search/view.dart
+++ b/lib/pages/search/view.dart
@@ -45,6 +45,10 @@ class _SearchPageState extends State<SearchPage> with RouteAware {
     return OpenContainer(
       closedElevation: 0,
       openElevation: 0,
+      onClosed: (_) {
+        // 在 openBuilder 关闭时触发的回调函数
+        _searchController.onClear();
+      },
       openColor: Theme.of(context).colorScheme.background,
       middleColor: Theme.of(context).colorScheme.background,
       closedColor: Theme.of(context).colorScheme.background,
@@ -176,25 +180,7 @@ class _SearchPageState extends State<SearchPage> with RouteAware {
                     // child: Text(
                     //   _searchController.searchSuggestList[index].term!,
                     // ),
-                    child: Text.rich(
-                      TextSpan(
-                        children: [
-                          TextSpan(
-                              text: _searchController
-                                  .searchSuggestList[index].name![0]),
-                          TextSpan(
-                            text: _searchController
-                                .searchSuggestList[index].name![1],
-                            style: TextStyle(
-                                color: Theme.of(context).colorScheme.primary,
-                                fontWeight: FontWeight.bold),
-                          ),
-                          TextSpan(
-                              text: _searchController
-                                  .searchSuggestList[index].name![2]),
-                        ],
-                      ),
-                    ),
+                    child: _searchController.searchSuggestList[index].textRich,
                   ),
                 );
               },