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getrecord.go
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getrecord.go
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package server
import (
"context"
"sort"
"github.com/brotherlogic/gramophile/config"
pb "github.com/brotherlogic/gramophile/proto"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func reverse(rs []*pb.Record) []*pb.Record {
for i := 0; i < len(rs)/2; i++ {
j := len(rs) - i - 1
rs[i], rs[j] = rs[j], rs[i]
}
return rs
}
func (s *Server) applyListeningFilter(ctx context.Context, f *pb.ListenFilter, rs []*pb.Record) *pb.Record {
switch f.GetOrder().GetOrdering() {
case pb.Order_ORDER_ADDED_DATE:
sort.SliceStable(rs, func(i, j int) bool {
return rs[i].GetRelease().GetInstanceId() < rs[j].GetRelease().GetInstanceId()
})
}
if f.GetOrder().GetReverse() {
reverse(rs)
}
for _, r := range rs {
if config.Filter(f.GetFilter(), r) {
return r
}
}
return nil
}
func (s *Server) GetRecord(ctx context.Context, req *pb.GetRecordRequest) (*pb.GetRecordResponse, error) {
u, err := s.getUser(ctx)
if err != nil {
return nil, err
}
resp, err := s.getRecordInternal(ctx, u, req)
if err != nil {
return resp, err
}
// Get any sale data
for _, r := range resp.GetRecords() {
if r.GetRecord().GetSaleId() > 0 {
sale, err := s.d.GetSale(ctx, u.GetUser().GetDiscogsUserId(), r.GetRecord().GetSaleId())
if err != nil {
return nil, err
}
r.SaleInfo = sale
}
}
if req.IncludeHistory {
for _, r := range resp.GetRecords() {
up, err := s.d.GetUpdates(ctx, u.GetUser().DiscogsUserId, r.GetRecord())
if err != nil {
return nil, err
}
r.Updates = up
}
}
return resp, err
}
func (s *Server) getRecordInternal(ctx context.Context, u *pb.StoredUser, req *pb.GetRecordRequest) (*pb.GetRecordResponse, error) {
if req.GetGetRecordWithId() != nil && req.GetGetRecordWithId().GetInstanceId() > 0 {
r, err := s.d.GetRecord(ctx, u.GetUser().GetDiscogsUserId(), req.GetGetRecordWithId().GetInstanceId())
if err != nil {
return nil, err
}
return &pb.GetRecordResponse{Records: []*pb.RecordResponse{{Record: r}}}, nil
} else if req.GetGetRecordWithId().GetReleaseId() > 0 {
var records []*pb.RecordResponse
rids, err := s.d.GetRecords(ctx, u.GetUser().GetDiscogsUserId())
if err != nil {
return nil, err
}
for _, r := range rids {
r, err := s.d.GetRecord(ctx, u.GetUser().GetDiscogsUserId(), r)
if err != nil {
return nil, err
}
if r.GetRelease().GetId() == req.GetGetRecordWithId().GetReleaseId() {
records = append(records, &pb.RecordResponse{Record: r})
}
}
return &pb.GetRecordResponse{Records: records}, nil
}
if req.GetGetRecordToListenTo() != nil && req.GetGetRecordToListenTo().GetFilter() != "" {
var filter *pb.ListenFilter
for _, f := range u.GetConfig().GetListenConfig().GetFilters() {
if f.GetName() == req.GetGetRecordToListenTo().GetFilter() {
filter = f
break
}
}
if filter == nil {
return nil, status.Errorf(codes.NotFound, "Unable to find a listening filter with name %v", req.GetGetRecordToListenTo().GetFilter())
}
rids, err := s.d.GetRecords(ctx, u.GetUser().GetDiscogsUserId())
if err != nil {
return nil, err
}
var records []*pb.Record
for _, r := range rids {
r, err := s.d.GetRecord(ctx, u.GetUser().GetDiscogsUserId(), r)
if err != nil {
return nil, err
}
records = append(records, r)
}
ret := s.applyListeningFilter(ctx, filter, records)
if ret == nil {
return nil, status.Errorf(codes.NotFound, "Unable to locate record to listen to from %v", req.GetGetRecordToListenTo().GetFilter())
}
return &pb.GetRecordResponse{Records: []*pb.RecordResponse{{Record: ret}}}, nil
}
rids, err := s.d.GetRecords(ctx, u.GetUser().GetDiscogsUserId())
if err != nil {
return nil, err
}
for _, rec := range rids {
r, err := s.d.GetRecord(ctx, u.GetUser().GetDiscogsUserId(), rec)
if err != nil {
return nil, err
}
if req.GetGetRecordToListenTo() != nil {
return &pb.GetRecordResponse{Records: []*pb.RecordResponse{{Record: r}}}, nil
}
if len(r.GetIssues()) > 0 {
return &pb.GetRecordResponse{Records: []*pb.RecordResponse{{Record: r}}}, nil
}
}
return nil, status.Errorf(codes.NotFound, "Unable to locate record with an issue")
}