import { StorageConfig } from '@/utils/storage'
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class StorageKeyManager {
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/**
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* 获取当前版本的存储键名
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*/
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getCurrentVersionKey(storeId) {
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return StorageConfig.generateStorageKey(storeId)
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}
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/**
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* 检查当前版本的数据是否存在
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*/
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hasCurrentVersionData(key) {
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return localStorage.getItem(key) !== null
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}
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/**
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* 查找其他版本的同名存储键
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*/
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findExistingKey(storeId) {
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const storageKeys = Object.keys(localStorage)
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const pattern = StorageConfig.createKeyPattern(storeId)
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return storageKeys.find((key) => pattern.test(key) && localStorage.getItem(key)) || null
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}
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/**
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* 将数据从旧版本迁移到当前版本
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*/
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migrateData(fromKey, toKey) {
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try {
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const existingData = localStorage.getItem(fromKey)
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if (existingData) {
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localStorage.setItem(toKey, existingData)
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console.info(`[Storage] 已迁移数据: ${fromKey} → ${toKey}`)
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}
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} catch (error) {
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console.warn(`[Storage] 数据迁移失败: ${fromKey}`, error)
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}
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}
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/**
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* 获取持久化存储的键名（支持自动数据迁移）
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*/
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getStorageKey(storeId) {
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const currentKey = this.getCurrentVersionKey(storeId)
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if (this.hasCurrentVersionData(currentKey)) {
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return currentKey
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}
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const existingKey = this.findExistingKey(storeId)
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if (existingKey) {
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this.migrateData(existingKey, currentKey)
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}
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return currentKey
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}
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}
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export { StorageKeyManager }
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