完成演示demo

app/components/flow-nodes/WorkflowEditor.vue

@@ -237,6 +237,8 @@
 
 <script setup lang="ts">
 	import type { FlowNode } from "~/components/flow-nodes/nodes";
+	import { open, save } from "@tauri-apps/plugin-dialog";
+	import { readTextFile, writeTextFile } from "@tauri-apps/plugin-fs";
 	import {
 		ArrowLeft,
 		Clock,
@@ -266,8 +268,8 @@
 		getNodesByCategory,
 		nodeDefinitions
 	} from "~/components/flow-nodes/nodes";
-	import { save, open } from '@tauri-apps/plugin-dialog';
-	import { writeTextFile, readTextFile } from '@tauri-apps/plugin-fs';
+	// import { toast } from "#build/ui";
+	const toast = useToast();
 
 	const router = useRouter();
 	const workflowNodes = ref<FlowNode[]>([]);
@@ -377,6 +379,11 @@
 	const startTask = () => {
 		if (workflowNodes.value.length === 0) {
 			console.log("请先添加任务节点");
+			toast.add({
+				title: "任务异常",
+				description: "当前任务清单并无任何节点，请先添加节点。",
+				color: "warning"
+			});
 			return;
 		}
 
@@ -399,6 +406,11 @@
 		console.log("完整JSON数据:");
 		console.log(JSON.stringify(taskData, null, 2));
 		console.log("=== 执行完成 ===");
+		toast.add({
+			title: "任务执行成功",
+			description: `总共执行了 ${taskData.nodes.length} 个节点。`,
+			color: "success"
+		});
 	};
 
 	const saveTask = async () => {
@@ -423,8 +435,8 @@
 		try {
 			const filePath = await save({
 				filters: [{
-					name: 'JSON',
-					extensions: ['json']
+					name: "JSON",
+					extensions: ["json"]
 				}],
 				defaultPath: `workflow_${Date.now()}.json`
 			});
@@ -447,22 +459,22 @@
 			const selected = await open({
 				multiple: false,
 				filters: [{
-					name: 'JSON',
-					extensions: ['json']
+					name: "JSON",
+					extensions: ["json"]
 				}]
 			});
 
 			if (selected) {
 				const content = await readTextFile(selected as string);
 				const data = JSON.parse(content);
-				
+
 				if (data.nodes && Array.isArray(data.nodes)) {
 					// 验证并重建节点
 					const importedNodes = data.nodes.map((node: any) => {
 						// 提取原始节点ID（去除时间戳后缀）
-						const originalId = node.id.replace(/-\d+-[a-z0-9]+$/, '');
+						const originalId = node.id.replace(/-\d+-[a-z0-9]+$/, "");
 						const definition = nodeDefinitions[originalId];
-						
+
 						if (!definition) {
 							console.warn(`未找到节点定义: ${originalId}`);
 							return null;