114 lines
2.5 KiB
Go
114 lines
2.5 KiB
Go
package dailytop
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import (
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"91porn-server/common/log"
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"91porn-server/common/redis"
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services "91porn-server/common/top"
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"fmt"
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"time"
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)
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// getCacheKeys 获取需要操作的key
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func getCacheKeys(tp services.TopName) []string {
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t := time.Now().Unix()
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d := t / 86400
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var keys []string
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var i int64
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for i = 0; i < 2; i++ {
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keys = append(keys, fmt.Sprintf("daliy_top_%s_%d", tp, d-i))
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}
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return keys
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}
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// Incr 增加
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func Incr(tp services.TopName, id string, count float64) {
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keys := getCacheKeys(tp)
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for _, key := range keys {
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if !redis.Handler.Exists(key) {
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_, _ = redis.Handler.ZIncrBy(key, count, id)
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_, _ = redis.Handler.ExpireKey(key, time.Hour*24*3)
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continue
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}
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_, _ = redis.Handler.ZIncrBy(key, count, id)
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}
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}
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// Decr 减少
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func Decr(tp services.TopName, id string, count float64) {
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keys := getCacheKeys(tp)
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for _, key := range keys {
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if !redis.Handler.Exists(key) {
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_, _ = redis.Handler.ZIncrBy(key, -count, id)
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_, _ = redis.Handler.ExpireKey(key, time.Hour*24*3)
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continue
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}
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_, _ = redis.Handler.ZIncrBy(key, -count, id)
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}
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}
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// Remove 移除
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func Remove(tp services.TopName, id string) {
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keys := getCacheKeys(tp)
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for _, key := range keys {
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log.Info("Remove key", log.Any("key", key), log.Any("id", id))
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redis.Handler.ZRem(key, id)
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}
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}
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// GetTop 获取排行榜头部
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func GetTop(tp services.TopName, count int64) ([]string, map[string]int64) {
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keys := getCacheKeys(tp)
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key := keys[len(keys)-1]
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srt, topVal := redis.Handler.ZRevRangeWithScores2(key, 0, count)
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var ids []string
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scores := make(map[string]int64)
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for _, id := range srt {
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score, ok := topVal[id]
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if !ok {
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continue
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}
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ids = append(ids, id)
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scores[id] = int64(score)
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}
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return ids, scores
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}
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// GetTopByPage 获取排行榜头部(改成获取前一天的)
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func GetTopByPage(tp services.TopName, skip, size int64) ([]string, map[string]int64, bool) {
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keys := getCacheKeys(tp)
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k := len(keys) - 2 // 获取倒数第二个，也就是前一天
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if k < 0 {
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return []string{}, map[string]int64{}, false
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}
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key := keys[k]
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hasNext := false
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count, err := redis.Handler.ZCard(key)
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if err != nil {
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return nil, nil, false
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}
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if skip >= count {
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return nil, nil, false
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}
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if count > skip+size {
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hasNext = true
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}
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srt, topVal := redis.Handler.ZRevRangeWithScores2(key, skip, size)
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var ids []string
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scores := make(map[string]int64)
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for _, id := range srt {
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score, ok := topVal[id]
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if !ok {
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continue
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}
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ids = append(ids, id)
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scores[id] = int64(score)
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}
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return ids, scores, hasNext
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}
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