fix(projects): 短剧项目 - 修复同名创建重试 (#691)

Co-authored-by: tanzui <305375675@.com>

web/test/project-name-conflict.test.ts

@@ -0,0 +1,41 @@
+import { describe, expect, test } from "bun:test";
+
+import { ApiError } from "../src/services/api/request";
+import { shouldRetryProjectNameConflict } from "../src/lib/project-name-conflict";
+
+describe("project name conflict retries", () => {
+    test("retries only the structured project-name conflict", () => {
+        const projectNameConflict = new ApiError("文案可能变化", {
+            status: 409,
+            reason: "project_name_conflict",
+        });
+
+        expect(shouldRetryProjectNameConflict(projectNameConflict, 0)).toBe(true);
+        expect(shouldRetryProjectNameConflict(new ApiError("项目名称已存在", {
+            status: 409,
+            reason: "conflict",
+        }), 0)).toBe(false);
+        expect(shouldRetryProjectNameConflict(new Error("项目名称已存在"), 0)).toBe(false);
+    });
+
+    test("stops after the configured number of name retries", () => {
+        const projectNameConflict = new ApiError("项目名称已存在", {
+            status: 409,
+            reason: "project_name_conflict",
+        });
+
+        expect(shouldRetryProjectNameConflict(projectNameConflict, 4)).toBe(true);
+        expect(shouldRetryProjectNameConflict(projectNameConflict, 5)).toBe(false);
+    });
+
+    test("错误文案、非 409 状态和缺少专用原因的错误不能触发重试", () => {
+        for (const error of [
+            new ApiError("项目名称已存在", { status: 500, reason: "project_name_conflict" }),
+            new ApiError("UNIQUE constraint failed: projects.user_id, projects.name", { status: 409 }),
+            new Error("UNIQUE constraint failed: projects.user_id, projects.name"),
+            { status: 409, reason: "project_name_conflict" },
+        ]) {
+            expect(shouldRetryProjectNameConflict(error, 0)).toBe(false);
+        }
+    });
+});