完善建模交互与结果曲线功能

支持元件接口接触吸附、旋转后兼容连接及无连线逻辑边。

完善 AMESim 图标显示、参数双栏、结果曲线待定窗口及相关端到端测试。

frontend/tests/e2e/fit-view.spec.ts

@@ -52,14 +52,27 @@ test("恢复自动保存工程后自动适配建模画布", async ({ page }) =>
 
 test("切换到结果页时自动适配只读系统图", async ({ page }) => {
   await prepareApp(page);
-  await page.addInitScript((snapshot) => {
+  await page.addInitScript(({ project, snapshot }) => {
     window.sessionStorage.setItem(
       "system-simulation-flow:latest-result",
       JSON.stringify(snapshot),
     );
-  }, resultSnapshot);
+    window.localStorage.setItem(
+      "system-simulation-flow:project:demo-system",
+      JSON.stringify(project),
+    );
+  }, { project: wideProject, snapshot: resultSnapshot });
 
   await page.goto("/");
+  await page.getByRole("button", { name: "加载工程" }).click();
+  const freeModelingHandle = page.locator(
+    '.flow-canvas .react-flow__node[data-id="generic_sensor_1"] .port-handle[data-port-name="port_a"]',
+  );
+  await freeModelingHandle.dispatchEvent("click");
+  await expect(freeModelingHandle).toHaveAttribute(
+    "data-connection-state",
+    "origin",
+  );
   await page.getByRole("tab", { name: /^结果/ }).click();
   await expectAllNodesInsideCanvas(page, ".results-system-canvas");
   await expect(
@@ -67,6 +80,10 @@ test("切换到结果页时自动适配只读系统图", async ({ page }) => {
   ).toHaveCount(0);
 
   await page.getByRole("tab", { name: "建模" }).click();
+  await expect(freeModelingHandle).toHaveAttribute(
+    "data-connection-state",
+    "idle",
+  );
   await expect(
     page.getByRole("complementary", { name: "仿真控制台", exact: true }),
   ).toBeVisible();
@@ -78,4 +95,15 @@ test("切换到结果页时自动适配只读系统图", async ({ page }) => {
   await expect(page.locator(".results-system-canvas .react-flow__edge")).toHaveCount(
     wideProject.edges.length,
   );
+  const connectedResultHandles = page.locator(
+    '.results-system-canvas .port-handle[data-connected="true"]',
+  );
+  const idleResultHandles = page.locator(
+    '.results-system-canvas .port-handle[data-connected="false"]',
+  );
+  await expect(connectedResultHandles).toHaveCount(
+    wideProject.edges.length * 2,
+  );
+  await expect(idleResultHandles).toHaveCount(2);
+  await expect(connectedResultHandles.first()).toHaveCSS("opacity", "0");
 });