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refreshrelease.go
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refreshrelease.go
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package background
import (
"context"
"fmt"
"log"
"time"
"github.com/brotherlogic/discogs"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
pbd "github.com/brotherlogic/discogs/proto"
pb "github.com/brotherlogic/gramophile/proto"
)
const (
// Refresh core stats every week
refreshStatsFrequency = time.Hour * 24 * 7
// Min refresh frequency
minRefreshFreq = time.Hour * 24 * 7
digitalWantlistName = "digital"
)
func (b *BackgroundRunner) RefreshRelease(ctx context.Context, iid int64, d discogs.Discogs, force bool) error {
record, err := b.db.GetRecord(ctx, d.GetUserId(), iid)
if err != nil {
return fmt.Errorf("unable to get record from db: %w", err)
}
// Short cut release refreshes
if record.GetRelease().GetTitle() != "" {
return nil
}
if !force && time.Since(time.Unix(0, record.GetLastUpdateTime())) < minRefreshFreq {
log.Printf("Not refreshing %v as %v", iid, time.Since(time.Unix(0, record.GetLastUpdateTime())))
return nil
}
log.Printf("Refreshing %v (%v)", iid, time.Since(time.Unix(0, record.GetLastUpdateTime())))
//if time.Since(time.Unix(0, record.GetLastUpdateTime())) < RefreshReleasePeriod {
// return nil
//}
release, err := d.GetRelease(ctx, record.GetRelease().GetId())
if err != nil {
return fmt.Errorf("unable to get release %v from discogs: %w", record.GetRelease().GetId(), err)
}
if time.Since(time.Unix(0, record.GetLastStatRefresh())) > refreshStatsFrequency {
// Update the median sale price
stats, err := d.GetReleaseStats(ctx, release.GetId())
if err != nil {
return err
}
log.Printf("Stats for %v == %v (%v)", iid, stats, err)
record.MedianPrice = &pbd.Price{Currency: "USD", Value: stats.GetMedianPrice()}
record.LowPrice = &pbd.Price{Currency: "USD", Value: stats.GetLowPrice()}
record.LastStatRefresh = time.Now().UnixNano()
}
// Update the release from the discogs pull
record.GetRelease().ReleaseDate = release.GetReleaseDate()
if record.GetEarliestReleaseDate() == 0 {
record.EarliestReleaseDate = release.GetReleaseDate()
}
record.LastUpdateTime = time.Now().UnixNano()
err = b.refreshWantlists(ctx, d, record)
return b.db.SaveRecord(ctx, d.GetUserId(), record)
}
func (b *BackgroundRunner) refreshWantlists(ctx context.Context, d discogs.Discogs, record *pb.Record) error {
if record.GetKeepStatus() == pb.KeepStatus_DIGITAL_KEEP {
isPhysical := false
for _, format := range record.GetRelease().GetFormats() {
if format.GetName() == "Vinyl" {
isPhysical = true
}
}
if isPhysical {
wantlist, err := b.db.LoadWantlist(ctx, d.GetUserId(), digitalWantlistName)
if err != nil && status.Code(err) == codes.NotFound {
// Create a digital wantlist here
return b.db.SaveWantlist(ctx, d.GetUserId(), &pb.Wantlist{
Name: digitalWantlistName,
Type: pb.WantlistType_ONE_BY_ONE,
Entries: []*pb.WantlistEntry{{Id: record.GetRelease().GetId()}},
})
}
if err != nil {
return err
}
found := false
for _, entry := range wantlist.GetEntries() {
if entry.GetId() == record.GetRelease().GetId() {
found = true
}
}
if !found {
wantlist.Entries = append(wantlist.Entries, &pb.WantlistEntry{MasterId: record.GetRelease().GetMasterId(), DigitalOnly: true})
return b.db.SaveWantlist(ctx, d.GetUserId(), wantlist)
}
}
}
return nil
}