From d91e67a5adfb2ccca17c0e61e05d0047259c08bf Mon Sep 17 00:00:00 2001
From: HouYunFei <1844025705@qq.com>
Date: Mon, 20 Jul 2026 11:34:46 +0800
Subject: [PATCH] feat(canvas): retain prompt input after node generation
 completion

---
 CHANGELOG.md                                           | 1 +
 web/src/components/canvas/canvas-node-prompt-panel.tsx | 5 +++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7e01537..cca1ee9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@
 + [新增] 左侧画布面板新增「提示词库」Tab,按来源折叠分组。
 + [修复] 处于「提示词库/资产」Tab 时拖动画布元素卡顿,面板内容不再随节点更新重渲染。
 + [新增] 提示词来源增加自定义脚本抓取功能、支持新增来源。
++ [优化] 画布节点生成完成后,输入框保留提示词内容,不再自动清空。
 
 ## v0.9.0 - 2026-07-17
 
diff --git a/web/src/components/canvas/canvas-node-prompt-panel.tsx b/web/src/components/canvas/canvas-node-prompt-panel.tsx
index 6aa83ad..3bc55dc 100644
--- a/web/src/components/canvas/canvas-node-prompt-panel.tsx
+++ b/web/src/components/canvas/canvas-node-prompt-panel.tsx
@@ -39,9 +39,11 @@ export function CanvasNodePromptPanel({ node, isRunning, onPromptChange, onConfi
     const isEditingExistingContent = hasTextContent || hasImageContent;
     const [prompt, setPrompt] = useState(isEditingExistingContent ? "" : node.metadata?.prompt || "");
 
+    // 仅在切换到其它节点时重置输入框;同一节点生成完成后(内容写回自身导致 isEditingExistingContent 变化)保留用户输入
     useEffect(() => {
         setPrompt(isEditingExistingContent ? "" : node.metadata?.prompt || "");
-    }, [isEditingExistingContent, node.id]);
+        // eslint-disable-next-line react-hooks/exhaustive-deps
+    }, [node.id]);
 
     const updatePrompt = (value: string) => {
         setPrompt(value);
@@ -52,7 +54,6 @@ export function CanvasNodePromptPanel({ node, isRunning, onPromptChange, onConfi
         const text = prompt.trim();
         if (!text || isRunning) return;
         onGenerate(node.id, mode, text);
-        setPrompt("");
     };
 
     return (