75 lines
1.7 KiB
Go
75 lines
1.7 KiB
Go
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package settings_service
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import (
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"sync"
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"time"
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)
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// SiteConfigCache 站点配置缓存
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type SiteConfigCache struct {
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data map[string]string
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lastUpdate time.Time
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mutex sync.RWMutex
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}
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var siteConfigCache = &SiteConfigCache{
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data: make(map[string]string),
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}
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// GetSiteConfigCache 获取站点配置缓存
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func GetSiteConfigCache() map[string]string {
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siteConfigCache.mutex.RLock()
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defer siteConfigCache.mutex.RUnlock()
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// 返回缓存的副本，避免外部修改
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result := make(map[string]string)
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for k, v := range siteConfigCache.data {
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result[k] = v
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}
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return result
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}
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// SetSiteConfigCache 设置站点配置缓存
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func SetSiteConfigCache(data map[string]string) {
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siteConfigCache.mutex.Lock()
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defer siteConfigCache.mutex.Unlock()
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// 清空现有缓存
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siteConfigCache.data = make(map[string]string)
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// 设置新数据
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for k, v := range data {
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siteConfigCache.data[k] = v
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}
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// 更新缓存时间
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siteConfigCache.lastUpdate = time.Now()
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}
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// ClearSiteConfigCache 清除站点配置缓存
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func ClearSiteConfigCache() {
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siteConfigCache.mutex.Lock()
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defer siteConfigCache.mutex.Unlock()
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siteConfigCache.data = make(map[string]string)
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siteConfigCache.lastUpdate = time.Time{}
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}
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// IsSiteConfigCacheValid 检查缓存是否有效（可选：可以设置缓存过期时间）
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func IsSiteConfigCacheValid() bool {
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siteConfigCache.mutex.RLock()
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defer siteConfigCache.mutex.RUnlock()
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// 如果缓存为空，认为无效
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if len(siteConfigCache.data) == 0 {
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return false
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}
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// 可以在这里添加缓存过期逻辑，比如缓存5分钟后过期
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// if time.Since(siteConfigCache.lastUpdate) > 5*time.Minute {
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// return false
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// }
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return true
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}
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