feat: 18024 搜索结果-时间轴专题样式卡，显示标题的时间轴卡，标题展示不全，见截图

@@ -27,32 +27,60 @@ export class SearchShowRed {
         res.push(content);
       }
 
-      SearchShowRed.formatTitle(html, res, 0, textArr);
+      console.log('SearchShowRed-res', JSON.stringify(res))
+
+      SearchShowRed.formatTitle(
+        html.replaceAll('<em>', '').replaceAll('</em>', ''),
+        res,
+        0,
+        textArr
+      );
     }
 
     const titleInitRes: titleInitRes = {
       titleMarked,
       textArr
     }
+    console.log('SearchShowRed-titleInitRes', JSON.stringify(titleInitRes))
     return titleInitRes
   }
 
   private static formatTitle(textStr: string, matchArr: string[], index: number, textArr: textItem[]) {
     const item: string = matchArr[index];
-    const arr = textStr.split(item);
-    arr.forEach((str: string, ind: number) => {
-      if (ind === 0) {
-        textArr.push({
-          content: str.replaceAll('<em>', '').replaceAll('</em>', ''),
-          isRed: false
-        } as textItem)
-        textArr.push({
-          content: item,
-          isRed: true
-        })
-      } else if (ind === 1) {
-        SearchShowRed.formatTitle(str, matchArr, index + 1, textArr)
-      }
-    })
+    if (!item) {
+      textArr.push({
+        content: textStr,
+        isRed: false
+      })
+      return;
+    }
+    const ind = textStr.indexOf(item);
+    const len = item.length;
+    if (ind === 0) {
+      textArr.push({
+        content: item,
+        isRed: true
+      })
+      SearchShowRed.formatTitle(textStr.slice(len), matchArr, index + 1, textArr);
+    } else if (ind + len === textStr.length) {
+      textArr.push({
+        content: textStr.slice(0, ind),
+        isRed: false
+      })
+      textArr.push({
+        content: item,
+        isRed: true
+      })
+    } else {
+      textArr.push({
+        content: textStr.slice(0, ind),
+        isRed: false
+      })
+      textArr.push({
+        content: item,
+        isRed: true
+      })
+      SearchShowRed.formatTitle(textStr.slice(ind + len), matchArr, index + 1, textArr);
+    }
   }
 }
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