revert bad caching code, we need more robust way to solve this

This commit is contained in:
Ted Unangst 2019-11-03 12:54:38 -05:00
parent 8bd4136bdc
commit 569c7018c4
1 changed files with 1 additions and 38 deletions

View File

@ -24,7 +24,6 @@ import (
"sort"
"strconv"
"strings"
"sync"
"time"
"humungus.tedunangst.com/r/webs/cache"
@ -217,47 +216,11 @@ func gethonksforuserfirstclass(userid int64, wanted int64) []*Honk {
return getsomehonks(rows, err)
}
var mehonks = make(map[int64][]*Honk)
var melock sync.Mutex
func copyhonks(honks []*Honk) []*Honk {
rv := make([]*Honk, len(honks))
for i, h := range honks {
dupe := new(Honk)
*dupe = *h
rv[i] = dupe
}
return rv
}
func gethonksforme(userid int64, wanted int64) []*Honk {
if wanted > 0 {
dt := time.Now().UTC().Add(-7 * 24 * time.Hour).Format(dbtimeformat)
rows, err := stmtHonksForMe.Query(wanted, userid, dt, userid)
return getsomehonks(rows, err)
}
melock.Lock()
defer melock.Unlock()
honks := mehonks[userid]
if len(honks) == 0 {
dt := time.Now().UTC().Add(-7 * 24 * time.Hour).Format(dbtimeformat)
rows, err := stmtHonksForMe.Query(wanted, userid, dt, userid)
honks = getsomehonks(rows, err)
mehonks[userid] = copyhonks(honks)
return honks
}
wanted = honks[0].ID
dt := time.Now().UTC().Add(-7 * 24 * time.Hour).Format(dbtimeformat)
rows, err := stmtHonksForMe.Query(wanted, userid, dt, userid)
honks = getsomehonks(rows, err)
honks = append(honks, mehonks[userid]...)
if len(honks) > 250 {
honks = honks[:250]
}
mehonks[userid] = copyhonks(honks)
return honks
}
func getsavedhonks(userid int64, wanted int64) []*Honk {
rows, err := stmtHonksISaved.Query(wanted, userid)
return getsomehonks(rows, err)