wyxd与聊天页面的切换，

pages/Chat/Chat.css

@@ -105,11 +105,13 @@
 	font-size: 36rpx;
 	font-weight: 700;
 	color: #1a1a2e;
+	align-items: center;
 }
 
 .ncd-header uni-icons {
 	display: flex;
 	flex-shrink: 0;
+	align-items: center;
 }
 
 .ncd-options {
@@ -325,6 +327,62 @@
 	color: #ff4d4f;
 }
 
+/* ==========WYXD 文件入口横幅========== */
+.wyxd-banner {
+	display: flex;
+	align-items: center;
+	padding: 14rpx 24rpx;
+	margin: 6rpx 20rpx;
+	background: linear-gradient(135deg, #e8f4fd, #f0e6ff);
+	border: 1.5rpx solid rgba(120, 120, 220, 0.25);
+	border-radius: 16rpx;
+	box-shadow: 0 2rpx 8rpx rgba(100, 100, 200, 0.08);
+}
+
+.wyxd-banner:active {
+	background: linear-gradient(135deg, #d8eafb, #e6d8ff);
+	transform: scale(0.98);
+}
+
+.wyxd-banner-icon {
+	font-size: 32rpx;
+	color: #6c6ce0;
+	margin-right: 12rpx;
+}
+
+.wyxd-banner-text {
+	flex: 1;
+	font-size: 26rpx;
+	font-weight: 600;
+	color: #4a4ab8;
+	overflow: hidden;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+}
+
+.wyxd-banner-arrow {
+	font-size: 24rpx;
+	color: #9999cc;
+}
+
+.wyxd-banner-close {
+	width: 36rpx;
+	height: 36rpx;
+	line-height: 36rpx;
+	text-align: center;
+	font-size: 28rpx;
+	color: #9999cc;
+	border-radius: 50%;
+	background: rgba(100, 100, 200, 0.08);
+	margin-left: 8rpx;
+	flex-shrink: 0;
+}
+
+.wyxd-banner-close:active {
+	background: rgba(100, 100, 200, 0.18);
+	color: #6c6ce0;
+}
+
 /* ==========聊天主体部分========== */
 .main-chat {
 	display: flex;

pages/Chat/Chat.vue

@@ -64,6 +64,15 @@
 				</view>
 
 			</view>
+
+			<!-- WYXD 文件入口（从工作区 AI 修改进入时显示） -->
+			<view v-if="hasWyxdFile" class="wyxd-banner">
+				<view class="wyxd-banner-icon iconfont icon-wenjian"></view>
+				<view class="wyxd-banner-text" @click="goWyxdViewer">查看: {{ wyxdFileName }}</view>
+				<view class="wyxd-banner-arrow" @click="goWyxdViewer">&rsaquo;</view>
+				<view class="wyxd-banner-close" @click.stop="hasWyxdFile = false">&times;</view>
+			</view>
+
 			<view class="main-chat">
 				<scroll-view class="chat-messages" direction="vertical" scroll-y :scroll-into-view="scrollToView"
 					:upper-threshold="0" :scroll-with-animation="!isThinking" @scroll="onScroll">
@@ -293,6 +302,7 @@
 		watch
 	} from 'vue';
 	import {
+		onLoad,
 		onShow,
 		onUnload
 	} from '@dcloudio/uni-app';
@@ -356,6 +366,13 @@
 	// 聊天类型（ai，好友，群聊）
 	const ChatType = ref(0)
 
+	// WYXD 关联数据（从 WorkSpace 的「AI修改」进入时携带）
+	const wyxdWorkspaceId = ref('')
+	const wyxdFilePath = ref('')
+	const wyxdFileName = ref('')
+	const wyxdUserToken = ref('')
+	const hasWyxdFile = ref(false)
+
 
 	// marked.setOptions({
 	// 	breaks: true, // 自动把换行符转成 <br> 换行
@@ -621,6 +638,17 @@
 		})
 	}
 
+	// 跳转到 WYXD 查看器（强制重新下载，不走缓存）
+	const goWyxdViewer = () => {
+		uni.navigateTo({
+			url: '/pages/WYXD/WYXD?workspaceId=' + encodeURIComponent(wyxdWorkspaceId.value)
+				+ '&filePath=' + encodeURIComponent(wyxdFilePath.value)
+				+ '&fileName=' + encodeURIComponent(wyxdFileName.value)
+				+ '&userToken=' + encodeURIComponent(wyxdUserToken.value)
+				+ '&forceDownload=1'
+		})
+	}
+
 	// 跳转到云端数据库
 	const goCloudDatabase = () => {
 		// 保存当前会话id，确保从工作区返回时能恢复
@@ -1480,6 +1508,7 @@
 			if (oldId && oldId !== newId) {
 				isLoadingMessages.value = true
 				allmessages.value = []
+				hasWyxdFile.value = false
 			}
 			switch (ChatType.value) {
 				case 0:
@@ -1503,6 +1532,17 @@
 		immediate: true
 	})
 
+	// 接收 WYXD 参数（从工作区「AI修改」进入时由 navigateTo 传入）
+	onLoad((options) => {
+		if (options.wyxdFilePath) {
+			wyxdWorkspaceId.value = options.wyxdWorkspaceId ? decodeURIComponent(options.wyxdWorkspaceId) : ''
+			wyxdFilePath.value = decodeURIComponent(options.wyxdFilePath)
+			wyxdFileName.value = options.wyxdFileName ? decodeURIComponent(options.wyxdFileName) : '未命名文档'
+			wyxdUserToken.value = options.wyxdUserToken ? decodeURIComponent(options.wyxdUserToken) : ''
+			hasWyxdFile.value = true
+		}
+	})
+
 	onMounted(() => {
 		// currentSessionId.value = getCurrentSessionId()
 	})

pages/WYXD/WYXD.vue

@@ -188,7 +188,8 @@ onLoad((options) => {
 	  userToken: userToken.value
 	})
 
-	if (isWyxdCached(workspaceId.value, filePath.value)) {
+	// forceDownload 强制重新下载不走缓存
+	if (options.forceDownload !== '1' && isWyxdCached(workspaceId.value, filePath.value)) {
 		loadFromCache()
 	} else {
 		startDownload()

pages/WorkSpace/WorkSpace.vue

@@ -284,20 +284,35 @@
 	const handleLongPress = (folder) => {
 		if (isSelectFolder.value) return;
 		const isWyxd = folder.name && folder.name.toLowerCase().endsWith('.wyxd');
-		const itemList = isWyxd ? ['下载', '删除', 'WYXD查看器'] : ['下载', '删除'];
+		const itemList = isWyxd ? ['下载', '删除', 'WYXD查看器', 'AI修改'] : ['下载', '删除'];
 		uni.showActionSheet({
+			title: folder.name,
 			itemList: itemList,
 			success: (res) => {
-				switch (res.tapIndex) {
-					case 0:
-						handleDownload(folder);
-						break;
-					case 1:
-						handleDelete(folder);
-						break;
-					case 2:
-						if (isWyxd) openWyxdViewer(folder);
-						break;
+				if (isWyxd) {
+					switch (res.tapIndex) {
+						case 0:
+							handleDownload(folder);
+							break;
+						case 1:
+							handleDelete(folder);
+							break;
+						case 2:
+							openWyxdViewer(folder);
+							break;
+						case 3: // 'AI修改', 
+							handleAiModify(folder);
+							break;
+					}
+				} else {
+					switch (res.tapIndex) {
+						case 0:
+							handleDownload(folder);
+							break;
+						case 1:
+							handleDelete(folder);
+							break;
+					}
 				}
 			}
 		})
@@ -472,6 +487,17 @@
 		});
 	};
 
+	// AI修改入口：跳转对话页并传入 WYXD 信息
+	const handleAiModify = (folder) => {
+		const filePath = folder.path.startsWith('./') ? folder.path.slice(2) : folder.path;
+		uni.navigateTo({
+			url: '/pages/Chat/Chat?wyxdWorkspaceId=' + encodeURIComponent(workspaceId.value)
+				+ '&wyxdFilePath=' + encodeURIComponent(filePath)
+				+ '&wyxdFileName=' + encodeURIComponent(folder.name)
+				+ '&wyxdUserToken=' + encodeURIComponent(UserToken.value)
+		});
+	};
+
 	// 删除
 	const handleDelete = (folder) => {
 		uni.showModal({