feat: 增加友链申请、独立页面、投票/悬赏/抽奖帖与侧栏签到，并统一开发数据目录

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/utils/composeDraft.ts

@@ -1,30 +1,59 @@
 /** 新建帖本地草稿（localStorage） */
 
-const STORAGE_KEY = 'j13-compose-draft-v1';
+const STORAGE_KEY = 'j13-compose-draft-v2';
+
+export type ComposeDraftPostType = 'normal' | 'question' | 'poll' | 'bounty' | 'lottery';
 
 export type ComposeDraft = {
   title: string;
   tags: string;
   content: string;
   boardId: string;
-  postType: 'normal' | 'question';
+  postType: ComposeDraftPostType;
+  pollOptions?: string[];
+  pollMulti?: boolean;
+  pollMaxChoices?: number;
+  pollEndsAt?: string;
+  pollNoEndTime?: boolean;
   savedAt: number;
 };
 
+const VALID_POST_TYPES: ComposeDraftPostType[] = ['normal', 'question', 'poll', 'bounty', 'lottery'];
+
+function normalizePostType(value: unknown): ComposeDraftPostType {
+  if (typeof value === 'string' && VALID_POST_TYPES.includes(value as ComposeDraftPostType)) {
+    return value as ComposeDraftPostType;
+  }
+  return 'normal';
+}
+
 export function loadComposeDraft(): ComposeDraft | null {
   try {
     const raw = localStorage.getItem(STORAGE_KEY);
     if (!raw) return null;
     const data = JSON.parse(raw) as Partial<ComposeDraft>;
     if (!data || typeof data !== 'object') return null;
-    return {
+    const postType = normalizePostType(data.postType);
+    const draft: ComposeDraft = {
       title: typeof data.title === 'string' ? data.title : '',
       tags: typeof data.tags === 'string' ? data.tags : '',
       content: typeof data.content === 'string' ? data.content : '',
       boardId: typeof data.boardId === 'string' ? data.boardId : '',
-      postType: data.postType === 'question' ? 'question' : 'normal',
+      postType,
       savedAt: typeof data.savedAt === 'number' ? data.savedAt : Date.now(),
     };
+    if (postType === 'poll') {
+      if (Array.isArray(data.pollOptions) && data.pollOptions.every(o => typeof o === 'string')) {
+        draft.pollOptions = data.pollOptions.length >= 2 ? data.pollOptions : ['', ''];
+      }
+      if (typeof data.pollMulti === 'boolean') draft.pollMulti = data.pollMulti;
+      if (typeof data.pollMaxChoices === 'number' && data.pollMaxChoices > 0) {
+        draft.pollMaxChoices = data.pollMaxChoices;
+      }
+      if (typeof data.pollEndsAt === 'string') draft.pollEndsAt = data.pollEndsAt;
+      if (typeof data.pollNoEndTime === 'boolean') draft.pollNoEndTime = data.pollNoEndTime;
+    }
+    return draft;
   } catch {
     return null;
   }
@@ -42,6 +71,8 @@ export function saveComposeDraft(draft: Omit<ComposeDraft, 'savedAt'>): void {
 export function clearComposeDraft(): void {
   try {
     localStorage.removeItem(STORAGE_KEY);
+    // 清理旧版草稿键
+    localStorage.removeItem('j13-compose-draft-v1');
   } catch {
     // ignore
   }
@@ -50,10 +81,14 @@ export function clearComposeDraft(): void {
 /** 草稿是否有实质内容 */
 export function composeDraftHasContent(d: ComposeDraft | null | undefined): boolean {
   if (!d) return false;
+  const hasPollOptions = d.postType === 'poll'
+    && Array.isArray(d.pollOptions)
+    && d.pollOptions.some(o => o.trim());
   return !!(
     d.title.trim()
     || d.tags.trim()
     || d.content.trim()
     || (d.content && d.content.replace(/<[^>]*>/g, '').trim())
+    || hasPollOptions
   );
 }