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84 lines
2.0 KiB
84 lines
2.0 KiB
package medal |
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import ( |
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"context" |
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"time" |
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"go-common/library/log" |
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"go-common/library/stat/prom" |
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"github.com/bluele/gcache" |
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"github.com/pkg/errors" |
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) |
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func (d *Dao) loadMedal(c context.Context, mid int64) (int64, bool, error) { |
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nid, nofound, err := d.medalActivatedCache(c, mid) |
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if err != nil { |
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return 0, nofound, err |
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} |
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d.storeMedal(mid, nid, nofound) |
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return nid, nofound, nil |
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} |
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func (d *Dao) storeMedal(mid int64, nid int64, nofound bool) { |
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if nofound { |
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return |
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} |
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d.medalStore.SetWithExpire(mid, nid, time.Duration(d.c.MedalCache.Expire)) |
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} |
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func (d *Dao) localMedal(mid int64) (int64, error) { |
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prom.CacheHit.Incr("local_medal_cache") |
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item, err := d.medalStore.Get(mid) |
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if err != nil { |
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prom.CacheMiss.Incr("local_medal_cache") |
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return 0, err |
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} |
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nid, ok := item.(int64) |
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if !ok { |
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prom.CacheMiss.Incr("local_medal_cache") |
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return 0, errors.New("Not a medal") |
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} |
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return nid, nil |
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} |
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// MedalActivatedCache get medal cache. |
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func (d *Dao) MedalActivatedCache(c context.Context, mid int64) (int64, bool, error) { |
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nid, err := d.localMedal(mid) |
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if err != nil { |
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if err != gcache.KeyNotFoundError { |
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log.Error("Failed to get medal from local: mid: %d: %+v", mid, err) |
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} |
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return d.loadMedal(c, mid) |
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} |
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return nid, false, nil |
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} |
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// MedalsActivatedCache get multi medals cache. |
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func (d *Dao) MedalsActivatedCache(c context.Context, mids []int64) (map[int64]int64, []int64, error) { |
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nids := make(map[int64]int64, len(mids)) |
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lcMissed := make([]int64, 0, len(mids)) |
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for _, mid := range mids { |
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nid, err := d.localMedal(mid) |
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if err != nil { |
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if err != gcache.KeyNotFoundError { |
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log.Error("Failed to get medal from local: mid: %d: %+v", mid, err) |
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} |
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lcMissed = append(lcMissed, mid) |
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continue |
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} |
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nids[mid] = nid |
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} |
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if len(lcMissed) == 0 { |
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return nids, nil, nil |
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} |
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mcMedals, mcMissed, err := d.medalsActivatedCache(c, lcMissed) |
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if err != nil { |
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return nil, nil, err |
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} |
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for mid, nid := range mcMedals { |
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d.storeMedal(mid, nid, false) |
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nids[mid] = nid |
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} |
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return nids, mcMissed, nil |
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}
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