read-localstorage.js

#!/usr/bin/env node
/**
 * LocalStorage 设置读取脚本
 *
 * 读取视频生成器的所有持久化设置
 *
 * 使用方法:
 *   node read-localstorage.js
 *
 * 注意: 此脚本需要在应用运行时打开 DevTools Console 执行，
 * 或者作为 HTML 页面在浏览器中运行
 */

const STORAGE_KEYS = {
    'generator-rules': '拼接规则',
    'generator-output': '输出设置',
    'generator-output-path': '输出路径',
    'generator-output-filename': '输出文件名',
    'generator-segments-path': '中间文件路径',
    'generator-volume-balance': '音量均衡配置',
    'generator-transitions': '转场配置'
};

/**
 * 读取并显示所有 localStorage 设置
 * (在浏览器控制台中执行此函数)
 */
function readAllSettings() {
    console.log('='.repeat(80));
    console.log('🎬 视频生成设置 - LocalStorage 读取');
    console.log('='.repeat(80));
    console.log('');

    let settingsCount = 0;
    let totalSize = 0;

    for (const [key, label] of Object.entries(STORAGE_KEYS)) {
        const value = localStorage.getItem(key);

        console.log(`\n📋 ${label}`);
        console.log(`   键名: ${key}`);

        if (value) {
            settingsCount++;
            totalSize += value.length;

            try {
                const parsed = JSON.parse(value);
                console.log(`   大小: ${(value.length / 1024).toFixed(2)} KB`);
                console.log(`   内容:`);
                console.log(JSON.stringify(parsed, null, 2).split('\n').map(line => '   ' + line).join('\n'));
            } catch (e) {
                console.log(`   内容: ${value}`);
            }
        } else {
            console.log(`   状态: ❌ 未设置`);
        }

        console.log('-'.repeat(80));
    }

    console.log('\n' + '='.repeat(80));
    console.log('📊 统计信息');
    console.log('='.repeat(80));
    console.log(`已保存设置: ${settingsCount} / ${Object.keys(STORAGE_KEYS).length}`);
    console.log(`总大小: ${(totalSize / 1024).toFixed(2)} KB`);
    console.log('='.repeat(80));

    // 返回所有设置的对象
    const allSettings = {};
    for (const key of Object.keys(STORAGE_KEYS)) {
        const value = localStorage.getItem(key);
        if (value) {
            try {
                allSettings[key] = JSON.parse(value);
            } catch (e) {
                allSettings[key] = value;
            }
        }
    }
    return allSettings;
}

/**
 * 导出设置为 JSON 文件
 * (在浏览器控制台中执行)
 */
function exportSettings() {
    const settings = readAllSettings();
    const jsonStr = JSON.stringify(settings, null, 2);
    const blob = new Blob([jsonStr], { type: 'application/json' });
    const url = URL.createObjectURL(blob);
    const a = document.createElement('a');
    a.href = url;
    a.download = `generator-settings-${new Date().toISOString().slice(0,10)}.json`;
    document.body.appendChild(a);
    a.click();
    document.body.removeChild(a);
    URL.revokeObjectURL(url);
    console.log('✅ 设置已导出到下载文件夹');
}

/**
 * 清空所有设置
 * (在浏览器控制台中执行)
 */
function clearAllSettings() {
    let count = 0;
    for (const key of Object.keys(STORAGE_KEYS)) {
        if (localStorage.getItem(key)) {
            localStorage.removeItem(key);
            count++;
        }
    }
    console.log(`✅ 已清空 ${count} 个设置项`);
    return count;
}

/**
 * 导入设置
 * (在浏览器控制台中执行)
 *
 * @param {Object} settings - 设置对象
 */
function importSettings(settings) {
    let count = 0;
    for (const [key, value] of Object.entries(settings)) {
        if (STORAGE_KEYS[key]) {
            localStorage.setItem(key, JSON.stringify(value));
            count++;
            console.log(`✅ 已导入: ${key}`);
        } else {
            console.warn(`⚠️ 未知键: ${key}`);
        }
    }
    console.log(`✅ 成功导入 ${count} 个设置项`);
}

// Node.js 环境下的说明
if (typeof module !== 'undefined' && module.exports) {
    module.exports = {
        STORAGE_KEYS,
        readAllSettings,
        exportSettings,
        clearAllSettings,
        importSettings
    };

    console.log('='.repeat(80));
    console.log('📖 使用说明');
    console.log('='.repeat(80));
    console.log('');
    console.log('此脚本需要在浏览器环境中运行（通过 DevTools Console）');
    console.log('');
    console.log('方法 1: 使用 HTML 页面');
    console.log('  1. 在浏览器中打开: read-generator-settings.html');
    console.log('  2. 页面会自动读取并显示所有设置');
    console.log('  3. 可以导出为 JSON 文件');
    console.log('');
    console.log('方法 2: 在应用中打开 DevTools');
    console.log('  1. 运行应用: npm run dev:desktop');
    console.log('  2. 打开 DevTools (Ctrl+Shift+I 或 F12)');
    console.log('  3. 切换到 Console 标签');
    console.log('  4. 复制并粘贴此文件的内容到 Console');
    console.log('  5. 执行: readAllSettings()');
    console.log('');
    console.log('可用命令:');
    console.log('  - readAllSettings()    读取并显示所有设置');
    console.log('  - exportSettings()     导出设置为 JSON 文件');
    console.log('  - clearAllSettings()   清空所有设置');
    console.log('  - importSettings(obj) 导入设置对象');
    console.log('');
    console.log('='.repeat(80));
}