import constant from './constant'
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// 存储变量名
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let storageKey = 'storage_data'
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// 存储节点变量名
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let storageNodeKeys = [constant.avatar, constant.name, constant.roles, constant.permissions]
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const storage = {
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set: function(key, value) {
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if (storageNodeKeys.indexOf(key) != -1) {
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let tmp = uni.getStorageSync(storageKey)
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tmp = tmp ? tmp : {}
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tmp[key] = value
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uni.setStorageSync(storageKey, tmp)
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}
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},
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get: function(key) {
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let storageData = uni.getStorageSync(storageKey) || {}
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return storageData[key] || ""
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},
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remove: function(key) {
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let storageData = uni.getStorageSync(storageKey) || {}
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delete storageData[key]
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uni.setStorageSync(storageKey, storageData)
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},
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clean: function() {
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uni.removeStorageSync(storageKey)
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},
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// 新增：获取存储信息
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getStorageInfo: function() {
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try {
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const info = uni.getStorageInfoSync()
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console.log('💾 存储信息:', {
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keys: info.keys,
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currentSize: info.currentSize,
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limitSize: info.limitSize,
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usage: ((info.currentSize / info.limitSize) * 100).toFixed(2) + '%'
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})
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return info
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} catch (e) {
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console.error('获取存储信息失败:', e)
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return null
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}
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},
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// 新增：清理所有存储（慎用）
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clearAll: function() {
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try {
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uni.clearStorageSync()
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console.log('✅ 清理所有存储成功')
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} catch (e) {
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console.error('清理存储失败:', e)
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}
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},
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// 新增：检查并清理过期数据
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checkAndClean: function() {
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try {
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const info = uni.getStorageInfoSync()
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const usagePercent = (info.currentSize / info.limitSize) * 100
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// 如果使用超过 80%，提示用户
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if (usagePercent > 80) {
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console.warn('⚠️ 存储空间使用超过 80%:', usagePercent.toFixed(2) + '%')
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// 自动清理非必要的缓存
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const keysToKeep = [storageKey, 'token', 'uni-id-pages-userInfo']
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info.keys.forEach(key => {
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if (!keysToKeep.includes(key)) {
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try {
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uni.removeStorageSync(key)
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console.log('🗑️ 清理缓存:', key)
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} catch (e) {
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console.error('清理失败:', key, e)
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}
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}
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})
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}
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} catch (e) {
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console.error('检查存储失败:', e)
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}
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}
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}
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export default storage
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