Function restoreNoteFromTrash

notes.js:4030–4065

(trashIndex)

    
    // 从回收站恢复笔记
    function restoreNoteFromTrash(trashIndex) {
        const trashData = readJSON(LS_KEYS.trash, []);
        if (trashIndex < 0 || trashIndex >= trashData.length) {
            alert('找不到要恢复的笔记');
            return;
        }
        
        const trashNote = trashData[trashIndex];
        const { deletedAt, originalCategoryId, originalCategoryName, ...noteData } = trashNote;
        
        // 检查原分类是否还存在
        const categories = readJSON(LS_KEYS.categories, []);
        const categoryExists = categories.some(c => c.id === originalCategoryId);
        
        let targetCategoryId = originalCategoryId;
        if (!categoryExists) {
            // 原分类不存在，恢复到默认分类
            targetCategoryId = 'default';
            alert(`原分类"${originalCategoryName}"已不存在，笔记将恢复到默认分类`);
        }
        
        // 恢复笔记到目标分类
        const map = readJSON(LS_KEYS.notes, {});
        if (!map[targetCategoryId]) {
            map[targetCategoryId] = [];
        }
        map[targetCategoryId].unshift(noteData);
        writeJSON(LS_KEYS.notes, map);
        
        // 从回收站移除
        trashData.splice(trashIndex, 1);
        writeJSON(LS_KEYS.trash, trashData);
        
        // 已成功恢复，不再弹窗打断用户
        // alert(`笔记"${noteData.title || '未命名'}"已成功恢复`);
    }
    
    // 永久删除笔记
    function permanentDeleteNote(trashIndex) {