From 3f33f8fe201f4b7ed31dac527d04e003e6f8b057 Mon Sep 17 00:00:00 2001
From: seaHi <me@seahi.me>
Date: Tue, 15 Sep 2026 17:18:54 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BC=98=E5=8C=96=E6=96=87=E7=AB=A0?=
 =?UTF-8?q?=E4=B8=8E=E9=A1=B5=E9=9D=A2=E8=A1=A8=E5=8D=95=E7=9A=84=E6=AD=A3?=
 =?UTF-8?q?=E6=96=87=E6=8F=90=E4=BA=A4=E6=96=B9=E5=BC=8F=E5=B9=B6=E6=94=B9?=
 =?UTF-8?q?=E8=BF=9B=E5=BF=85=E5=A1=AB=E9=A1=B9=E6=A0=A1=E9=AA=8C=E6=8F=90?=
 =?UTF-8?q?=E7=A4=BA?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/lib/components/admin/MarkdownEditor.svelte | 2 --
 src/routes/admin/pages/[id]/+page.server.ts    | 8 ++++++--
 src/routes/admin/pages/[id]/+page.svelte       | 2 ++
 src/routes/admin/pages/new/+page.server.ts     | 8 ++++++--
 src/routes/admin/pages/new/+page.svelte        | 2 ++
 src/routes/admin/posts/[id]/+page.server.ts    | 8 ++++++--
 src/routes/admin/posts/[id]/+page.svelte       | 2 ++
 src/routes/admin/posts/new/+page.server.ts     | 8 ++++++--
 src/routes/admin/posts/new/+page.svelte        | 2 ++
 9 files changed, 32 insertions(+), 10 deletions(-)

diff --git a/src/lib/components/admin/MarkdownEditor.svelte b/src/lib/components/admin/MarkdownEditor.svelte
index 770d689..44ee5c7 100644
--- a/src/lib/components/admin/MarkdownEditor.svelte
+++ b/src/lib/components/admin/MarkdownEditor.svelte
@@ -379,8 +379,6 @@
 		</button>
 	</div>
 
-	<!-- hidden textarea for form submission -->
-	<textarea name="content" style="display:none;" {value}></textarea>
 	<div bind:this={editorContainer} class="editor-container"></div>
 </div>
 
diff --git a/src/routes/admin/pages/[id]/+page.server.ts b/src/routes/admin/pages/[id]/+page.server.ts
index 0f14e84..7ca24cf 100644
--- a/src/routes/admin/pages/[id]/+page.server.ts
+++ b/src/routes/admin/pages/[id]/+page.server.ts
@@ -43,8 +43,12 @@ export const actions: Actions = {
 		const slug = formData.get('slug')?.toString().trim();
 		const content = formData.get('content')?.toString() || '';
 
-		if (!title || !slug || !content) {
-			return fail(400, { error: '标题、URL 别名和正文为必填项' });
+		const missing: string[] = [];
+		if (!title) missing.push('标题');
+		if (!slug) missing.push('URL 别名');
+		if (!content) missing.push('正文');
+		if (missing.length > 0) {
+			return fail(400, { error: `${missing.join('、')}为必填项` });
 		}
 
 		try {
diff --git a/src/routes/admin/pages/[id]/+page.svelte b/src/routes/admin/pages/[id]/+page.svelte
index ac85bc4..d97abd0 100644
--- a/src/routes/admin/pages/[id]/+page.svelte
+++ b/src/routes/admin/pages/[id]/+page.svelte
@@ -39,6 +39,8 @@
 {/if}
 
 <form action="?/update" method="POST" id="page-form" class="post-form">
+	<!-- 正文由页面统一持有并始终提交，避免切到「预览」时编辑器卸载导致正文丢失 -->
+	<input type="hidden" name="content" value={content} />
 	<div class="form-grid">
 		<div class="form-main">
 			<div class="form-group">
diff --git a/src/routes/admin/pages/new/+page.server.ts b/src/routes/admin/pages/new/+page.server.ts
index edf05e9..d6a433a 100644
--- a/src/routes/admin/pages/new/+page.server.ts
+++ b/src/routes/admin/pages/new/+page.server.ts
@@ -17,8 +17,12 @@ export const actions: Actions = {
 		const slug = formData.get('slug')?.toString().trim();
 		const content = formData.get('content')?.toString() || '';
 
-		if (!title || !slug || !content) {
-			return fail(400, { error: '标题、URL 别名和正文为必填项' });
+		const missing: string[] = [];
+		if (!title) missing.push('标题');
+		if (!slug) missing.push('URL 别名');
+		if (!content) missing.push('正文');
+		if (missing.length > 0) {
+			return fail(400, { error: `${missing.join('、')}为必填项` });
 		}
 
 		try {
diff --git a/src/routes/admin/pages/new/+page.svelte b/src/routes/admin/pages/new/+page.svelte
index d36551a..b591b12 100644
--- a/src/routes/admin/pages/new/+page.svelte
+++ b/src/routes/admin/pages/new/+page.svelte
@@ -54,6 +54,8 @@
 {/if}
 
 <form method="POST" id="page-form" class="post-form">
+	<!-- 正文由页面统一持有并始终提交，避免切到「预览」时编辑器卸载导致正文丢失 -->
+	<input type="hidden" name="content" value={content} />
 	<div class="form-grid">
 		<div class="form-main">
 			<div class="form-group">
diff --git a/src/routes/admin/posts/[id]/+page.server.ts b/src/routes/admin/posts/[id]/+page.server.ts
index ecb545e..2c92b31 100644
--- a/src/routes/admin/posts/[id]/+page.server.ts
+++ b/src/routes/admin/posts/[id]/+page.server.ts
@@ -87,8 +87,12 @@ export const actions: Actions = {
 		const publishedAt = formData.get('published_at')?.toString().trim();
 		const updatedAt = formData.get('updated_at')?.toString().trim() || new Date().toISOString();
 
-		if (!title || !slug || !content) {
-			return fail(400, { error: '标题、URL 别名和文章正文为必填项' });
+		const missing: string[] = [];
+		if (!title) missing.push('标题');
+		if (!slug) missing.push('URL 别名');
+		if (!content) missing.push('文章正文');
+		if (missing.length > 0) {
+			return fail(400, { error: `${missing.join('、')}为必填项` });
 		}
 
 		let seriesId: number | null;
diff --git a/src/routes/admin/posts/[id]/+page.svelte b/src/routes/admin/posts/[id]/+page.svelte
index 240713a..6165c89 100644
--- a/src/routes/admin/posts/[id]/+page.svelte
+++ b/src/routes/admin/posts/[id]/+page.svelte
@@ -122,6 +122,8 @@
 {/if}
 
 <form method="POST" action="?/update" id="post-form" class="post-form">
+	<!-- 正文由页面统一持有并始终提交，避免切到「预览」时编辑器卸载导致正文丢失 -->
+	<input type="hidden" name="content" value={content} />
 	<input type="hidden" name="published_at" value={publishedAt} />
 	<input type="hidden" name="updated_at" value={updatedAt} />
 	<div class="form-grid">
diff --git a/src/routes/admin/posts/new/+page.server.ts b/src/routes/admin/posts/new/+page.server.ts
index 46f0143..84c5bbb 100644
--- a/src/routes/admin/posts/new/+page.server.ts
+++ b/src/routes/admin/posts/new/+page.server.ts
@@ -52,8 +52,12 @@ export const actions: Actions = {
 		const publishedAt = formData.get('published_at')?.toString().trim() || new Date().toISOString();
 		const updatedAt = formData.get('updated_at')?.toString().trim() || publishedAt;
 
-		if (!title || !slug || !content) {
-			return fail(400, { error: '标题、URL 别名和文章正文为必填项' });
+		const missing: string[] = [];
+		if (!title) missing.push('标题');
+		if (!slug) missing.push('URL 别名');
+		if (!content) missing.push('文章正文');
+		if (missing.length > 0) {
+			return fail(400, { error: `${missing.join('、')}为必填项` });
 		}
 
 		let seriesId: number | null;
diff --git a/src/routes/admin/posts/new/+page.svelte b/src/routes/admin/posts/new/+page.svelte
index 0726390..84293d0 100644
--- a/src/routes/admin/posts/new/+page.svelte
+++ b/src/routes/admin/posts/new/+page.svelte
@@ -142,6 +142,8 @@
 {/if}
 
 <form method="POST" id="post-form" class="post-form">
+	<!-- 正文由页面统一持有并始终提交，避免切到「预览」时编辑器卸载导致正文丢失 -->
+	<input type="hidden" name="content" value={content} />
 	<input type="hidden" name="published_at" value={publishedAt} />
 	<input type="hidden" name="updated_at" value={updatedAt} />
 	<div class="form-grid">