feat: add progress display helpers

src/lib/progress/__tests__/progress.test.ts

@@ -0,0 +1,36 @@
+import { describe, expect, it } from "vitest";
+
+import {
+  formatElapsedSeconds,
+  getElapsedNotice,
+  getProgressStages,
+} from "../progress";
+
+describe("progress helpers", () => {
+  it("formats elapsed seconds as short Chinese text", () => {
+    expect(formatElapsedSeconds(0)).toBe("0 秒");
+    expect(formatElapsedSeconds(39)).toBe("39 秒");
+    expect(formatElapsedSeconds(65)).toBe("1 分 5 秒");
+  });
+
+  it("uses a neutral 10-40 second expectation without naming a model", () => {
+    expect(getElapsedNotice(5)).toBe("通常需要 10-40 秒，请保持页面打开。");
+    expect(getElapsedNotice(45)).toBe("仍在处理中，请保持页面打开。");
+    expect(getElapsedNotice(75)).toBe("耗时较长，仍在等待服务返回。");
+    expect(getElapsedNotice(5)).not.toMatch(/DeepSeek|OpenAI|模型|model/i);
+  });
+
+  it("returns stage labels for analyze and optimize actions", () => {
+    expect(getProgressStages("analyze").map((stage) => stage.label)).toEqual([
+      "读取文章输入",
+      "提取事实卡",
+      "生成待确认信息",
+    ]);
+    expect(getProgressStages("optimize").map((stage) => stage.label)).toEqual([
+      "生成优化稿",
+      "质量检查",
+      "必要时定向修复",
+      "整理结果",
+    ]);
+  });
+});

src/lib/progress/progress.ts

@@ -0,0 +1,41 @@
+export type ProgressAction = "analyze" | "confirm" | "optimize";
+
+export interface ProgressStage {
+  label: string;
+}
+
+const progressStages: Record<ProgressAction, ProgressStage[]> = {
+  analyze: [
+    { label: "读取文章输入" },
+    { label: "提取事实卡" },
+    { label: "生成待确认信息" },
+  ],
+  confirm: [
+    { label: "校验事实卡" },
+    { label: "保存品牌事实" },
+  ],
+  optimize: [
+    { label: "生成优化稿" },
+    { label: "质量检查" },
+    { label: "必要时定向修复" },
+    { label: "整理结果" },
+  ],
+};
+
+export function formatElapsedSeconds(seconds: number) {
+  const safeSeconds = Math.max(0, Math.floor(seconds));
+  if (safeSeconds < 60) return `${safeSeconds} 秒`;
+  const minutes = Math.floor(safeSeconds / 60);
+  const remainingSeconds = safeSeconds % 60;
+  return `${minutes} 分 ${remainingSeconds} 秒`;
+}
+
+export function getElapsedNotice(seconds: number) {
+  if (seconds >= 60) return "耗时较长，仍在等待服务返回。";
+  if (seconds >= 40) return "仍在处理中，请保持页面打开。";
+  return "通常需要 10-40 秒，请保持页面打开。";
+}
+
+export function getProgressStages(action: ProgressAction) {
+  return progressStages[action];
+}