88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
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package history
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import (
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"context"
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"fmt"
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hismodel "go-common/app/interface/main/history/model"
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"go-common/app/interface/main/tv/model/history"
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"go-common/library/cache/memcache"
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"go-common/library/log"
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"go-common/library/net/metadata"
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"time"
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"github.com/pkg/errors"
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)
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func keyHis(mid int64) string {
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return fmt.Sprintf("tv_his_%d", mid)
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}
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// Cursor get history rpc data
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func (d *Dao) Cursor(c context.Context, mid, max int64, ps int, tp int8, businesses []string) (res []*hismodel.Resource, err error) {
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ip := metadata.String(c, metadata.RemoteIP)
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arg := &hismodel.ArgCursor{Mid: mid, Max: max, Ps: ps, RealIP: ip, TP: tp, ViewAt: max, Businesses: businesses}
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if res, err = d.hisRPC.HistoryCursor(c, arg); err != nil {
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err = errors.Wrapf(err, "d.historyRPC.HistoryCursor(%+v)", arg)
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}
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return
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}
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// HisCache get history cms cache.
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func (d *Dao) HisCache(c context.Context, mid int64) (s *history.HisMC, err error) {
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var (
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key = keyHis(mid)
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conn = d.mc.Get(c)
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item *memcache.Item
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)
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defer conn.Close()
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if item, err = conn.Get(key); err != nil {
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if err == memcache.ErrNotFound {
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err = nil
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missedCount.Add("tv-his", 1)
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} else {
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log.Error("conn.Get(%s) error(%v)", key, err)
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}
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return
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}
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if err = conn.Scan(item, &s); err != nil {
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log.Error("conn.Get(%s) error(%v)", key, err)
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}
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cachedCount.Add("tv-his", 1)
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return
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}
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// SaveHisCache save the member's history into cache
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func (d *Dao) SaveHisCache(ctx context.Context, filtered []*history.HisRes) {
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var hismc = &history.HisMC{}
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if len(filtered) == 0 {
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hismc.LastViewAt = time.Now().Unix()
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} else {
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firstItem := filtered[0]
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hismc.LastViewAt = firstItem.Unix
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hismc.MID = firstItem.Mid
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}
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hismc.Res = filtered
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d.addHisCache(ctx, hismc)
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}
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// addHisCache adds the history into cache
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func (d *Dao) addHisCache(ctx context.Context, his *history.HisMC) {
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d.addCache(func() {
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d.setHisCache(ctx, his)
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})
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}
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// setHisCache add his cache
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func (d *Dao) setHisCache(c context.Context, his *history.HisMC) (err error) {
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conn := d.mc.Get(c)
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defer conn.Close()
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item := &memcache.Item{Key: keyHis(his.MID), Object: his, Flags: memcache.FlagJSON, Expiration: d.expireHis}
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if err = conn.Set(item); err != nil {
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log.Error("conn.Store(%s) error(%v)", keyHis(his.MID), err)
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}
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log.Info("set HisMC Mid %d", his.MID)
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return
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}
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