feat(Bug): 状态流转接入单条工作流

apps/web/lib/bug-workflow.test.ts

@@ -0,0 +1,61 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+
+import type { Bug } from './bug';
+import { applyBugTransition } from './bug-workflow';
+
+function bug(patch: Partial<Bug> = {}): Bug {
+  return {
+    id: 'bug-1',
+    bugNo: 'BUG-001',
+    versionId: 'version-1',
+    testCaseId: 'tc-1',
+    title: '排序未保存',
+    description: '拖拽后刷新丢失',
+    severity: 'major',
+    priority: 'P1',
+    reportedBy: 'QA',
+    assigneeId: 'Dev',
+    status: 'open',
+    logs: [],
+    createdAt: '2026-06-25T00:00:00.000Z',
+    updatedAt: '2026-06-25T00:00:00.000Z',
+    ...patch,
+  };
+}
+
+test('open to fixing returns a single bug status patch', () => {
+  const result = applyBugTransition(bug(), 'fixing', 'Dev', {
+    now: new Date('2026-06-25T01:00:00.000Z'),
+  });
+
+  assert.equal(result.ok, true);
+  assert.equal(result.patch?.status, 'fixing');
+  assert.equal(result.patch?.logs?.length, 1);
+});
+
+test('fixing to fixed writes resolvedAt and resolution', () => {
+  const result = applyBugTransition(bug({ status: 'fixing' }), 'fixed', 'Dev', {
+    now: new Date('2026-06-25T02:00:00.000Z'),
+    resolution: '补充保存接口',
+  });
+
+  assert.equal(result.ok, true);
+  assert.equal(result.patch?.resolvedAt, '2026-06-25T02:00:00.000Z');
+  assert.equal(result.patch?.resolution, '补充保存接口');
+});
+
+test('verifying to closed writes closedAt', () => {
+  const result = applyBugTransition(bug({ status: 'verifying' }), 'closed', 'QA', {
+    now: new Date('2026-06-25T03:00:00.000Z'),
+  });
+
+  assert.equal(result.ok, true);
+  assert.equal(result.patch?.closedAt, '2026-06-25T03:00:00.000Z');
+});
+
+test('invalid bug transition is rejected', () => {
+  const result = applyBugTransition(bug(), 'closed', 'QA');
+
+  assert.equal(result.ok, false);
+});

apps/web/lib/bug-workflow.ts

@@ -0,0 +1,62 @@
+import type { Bug, BugLog, BugStatus } from './bug';
+import { canBugTransition } from './bug';
+
+export interface BugTransitionOptions {
+  now?: Date;
+  resolution?: string;
+}
+
+export interface BugWorkflowResult {
+  ok: boolean;
+  patch?: Partial<Bug>;
+  message?: string;
+}
+
+function makeBugLog(
+  action: BugLog['action'],
+  operator: string,
+  nowIso: string,
+  from?: string,
+  to?: string,
+  remark?: string,
+): BugLog {
+  return {
+    id: `log-${Date.now()}-${Math.random().toString(36).slice(2, 6)}`,
+    action,
+    fromValue: from,
+    toValue: to,
+    operator,
+    remark,
+    createdAt: nowIso,
+  };
+}
+
+export function applyBugTransition(
+  bug: Bug,
+  to: BugStatus,
+  operator: string,
+  options: BugTransitionOptions = {},
+): BugWorkflowResult {
+  if (!canBugTransition(bug.status, to)) {
+    return { ok: false, message: `不允许从「${bug.status}」流转到「${to}」` };
+  }
+
+  const nowIso = (options.now ?? new Date()).toISOString();
+  const patch: Partial<Bug> = { status: to };
+
+  if (to === 'fixed') patch.resolvedAt = nowIso;
+  if (to === 'closed') patch.closedAt = nowIso;
+  if (options.resolution?.trim()) patch.resolution = options.resolution.trim();
+
+  const log = makeBugLog(
+    to === 'fixed' ? 'resolve' : 'status_change',
+    operator,
+    nowIso,
+    bug.status,
+    to,
+    options.resolution,
+  );
+  patch.logs = [...(bug.logs || []), log];
+
+  return { ok: true, patch };
+}

apps/web/stores/useBugStore.ts

@@ -1,18 +1,17 @@
 'use client';
 import { create } from 'zustand';
 import type { Bug, BugStatus, BugLog } from '@/lib/bug';
-import { canBugTransition, generateBugNo } from '@/lib/bug';
+import { generateBugNo } from '@/lib/bug';
+import { applyBugTransition } from '@/lib/bug-workflow';
+import { loadServerData, saveServerData } from '@/lib/server-data';
 
-const STORAGE_KEY = 'ftb_bugs_v1';
-
-function saveLocal(items: Bug[]) {
-  try { localStorage.setItem(STORAGE_KEY, JSON.stringify(items)); } catch {}
+function saveStored(items: Bug[]) {
+  saveServerData('bugs', items).catch(() => {});
 }
 
-function loadLocal(): Bug[] | null {
+async function loadStored(): Promise<Bug[] | null> {
   try {
-    const raw = localStorage.getItem(STORAGE_KEY);
-    if (raw) return JSON.parse(raw);
+    return await loadServerData<Bug[]>('bugs');
   } catch {}
   return null;
 }
@@ -23,7 +22,7 @@ function makeLog(action: BugLog['action'], operator: string, from?: string, to?:
 
 interface BugState {
   bugs: Bug[];
-  fetchBugs: () => void;
+  fetchBugs: () => Promise<void>;
   createBug: (data: Omit<Bug, 'id' | 'bugNo' | 'createdAt' | 'updatedAt' | 'status' | 'logs'>, operator: string) => Bug;
   updateBug: (id: string, data: Partial<Bug>) => void;
   deleteBug: (id: string) => void;
@@ -37,8 +36,8 @@ interface BugState {
 export const useBugStore = create<BugState>((set, get) => ({
   bugs: [],
 
-  fetchBugs: () => {
-    const cached = loadLocal();
+  fetchBugs: async () => {
+    const cached = await loadStored();
     if (cached) set({ bugs: cached });
   },
 
@@ -57,7 +56,7 @@ export const useBugStore = create<BugState>((set, get) => ({
     };
     const updated = [...list, bug];
     set({ bugs: updated });
-    saveLocal(updated);
+    saveStored(updated);
     return bug;
   },
 
@@ -66,29 +65,24 @@ export const useBugStore = create<BugState>((set, get) => ({
       b.id === id ? { ...b, ...data, updatedAt: new Date().toISOString() } : b,
     );
     set({ bugs: updated });
-    saveLocal(updated);
+    saveStored(updated);
   },
 
   deleteBug: (id) => {
     const updated = get().bugs.filter((b) => b.id !== id);
     set({ bugs: updated });
-    saveLocal(updated);
+    saveStored(updated);
   },
 
   changeStatus: (id, to, operator, extra) => {
     const bug = get().bugs.find((b) => b.id === id);
     if (!bug) return { ok: false, message: 'Bug不存在' };
-    if (!canBugTransition(bug.status, to)) {
-      return { ok: false, message: `不允许从「${bug.status}」流转到「${to}」` };
-    }
-    const now = new Date().toISOString();
-    const patch: Partial<Bug> = { status: to };
-    if (to === 'fixed') patch.resolvedAt = now;
-    if (to === 'closed') patch.closedAt = now;
-    if (extra?.resolution) patch.resolution = extra.resolution;
-    const log = makeLog(to === 'fixed' ? 'resolve' : 'status_change', operator, bug.status, to, extra?.resolution);
-    patch.logs = [...(bug.logs || []), log];
-    get().updateBug(id, patch);
+    const result = applyBugTransition(bug, to, operator, {
+      now: new Date(),
+      resolution: extra?.resolution,
+    });
+    if (!result.ok || !result.patch) return { ok: false, message: result.message };
+    get().updateBug(id, result.patch);
     return { ok: true };
   },