From f6f358f1ebf0ca685c7c485d881eeb5c00c67fde Mon Sep 17 00:00:00 2001
From: Vanessa <lly219@gmail.com>
Date: Fri, 23 Sep 2022 09:10:31 +0800
Subject: [PATCH] :bug: fix https://github.com/siyuan-note/siyuan/issues/5924

---
 app/src/protyle/wysiwyg/index.ts | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/app/src/protyle/wysiwyg/index.ts b/app/src/protyle/wysiwyg/index.ts
index acde46d53..9563e2e88 100644
--- a/app/src/protyle/wysiwyg/index.ts
+++ b/app/src/protyle/wysiwyg/index.ts
@@ -119,7 +119,10 @@ export class WYSIWYG {
             // 使用 inlineElement.innerHTML 会出现 https://ld246.com/article/1627185027423 中的第2个问题
             dataLength = 4;
         }
+        // https://github.com/siyuan-note/siyuan/issues/5924
         if (currentTypes.length > 0 && range.toString() === "" && range.startOffset === inputData.length && inlineElement.tagName === "SPAN" &&
+            inlineElement.textContent.replace(Constants.ZWSP, "") !== inputData &&
+            inlineElement.textContent.replace(Constants.ZWSP, "").length >= inputData.length&&
             !hasPreviousSibling(range.startContainer) && !hasPreviousSibling(inlineElement)) {
             const html = inlineElement.innerHTML.replace(Constants.ZWSP, "");
             inlineElement.innerHTML = html.substr(dataLength);
@@ -131,15 +134,14 @@ export class WYSIWYG {
         }
         if (// 表格行内公式之前无法插入文字 https://github.com/siyuan-note/siyuan/issues/3908
             inlineElement.tagName === "SPAN" &&
-            inlineElement.textContent.replace(Constants.ZWSP, "") !== inputData &&
+            inlineElement.textContent !== inputData &&
             range.toString() === "" && range.startContainer.nodeType === 3 &&
             (currentTypes.includes("inline-memo") || currentTypes.includes("text") || currentTypes.includes("block-ref") || currentTypes.includes("file-annotation-ref") || currentTypes.includes("a")) &&
             !hasNextSibling(range.startContainer) && range.startContainer.textContent.length === range.startOffset &&
-            inlineElement.textContent.replace(Constants.ZWSP, "").length >= inputData.length  // 为空的时候需要等于
+            inlineElement.textContent.length > inputData.length
         ) {
             const position = getSelectionOffset(inlineElement, protyle.wysiwyg.element, range);
-            // ctrl+k 会产生 ZWSP，需要移除
-            const html = inlineElement.innerHTML.replace(Constants.ZWSP, "");
+            const html = inlineElement.innerHTML;
             if (position.start === inlineElement.textContent.length) {
                 // 使用 inlineElement.textContent **$a$b** 中数学公式消失
                 inlineElement.innerHTML = html.substr(0, html.length - dataLength);
@@ -147,12 +149,6 @@ export class WYSIWYG {
                 inlineElement.after(textNode);
                 range.selectNodeContents(textNode);
                 range.collapse(false);
-            } else if (position.start === inputData.length) {
-                inlineElement.innerHTML = html.substr(dataLength);
-                const textNode = document.createTextNode(inputData);
-                inlineElement.before(textNode);
-                range.selectNodeContents(textNode);
-                range.collapse(false);
             }
         }
     }