forked from wormhole-foundation/wormhole-explorer
/
vaa.go
63 lines (55 loc) · 1.51 KB
/
vaa.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
package repository
import (
"context"
"time"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/mongo"
"go.mongodb.org/mongo-driver/mongo/options"
"go.uber.org/zap"
)
// VaaRepository is a repository for VAA.
type VaaRepository struct {
db *mongo.Database
logger *zap.Logger
vaas *mongo.Collection
}
// VaaDoc is a document for VAA.
type VaaDoc struct {
ID string `bson:"_id" json:"id"`
Vaa []byte `bson:"vaas" json:"vaa"`
}
// NewVaaRepository create a new Vaa repository.
func NewVaaRepository(db *mongo.Database, logger *zap.Logger) *VaaRepository {
return &VaaRepository{db: db,
logger: logger.With(zap.String("module", "VaaRepository")),
vaas: db.Collection("vaas"),
}
}
// FindById finds VAA by id.
func (r *VaaRepository) FindById(ctx context.Context, id string) (*VaaDoc, error) {
var vaaDoc VaaDoc
err := r.vaas.FindOne(ctx, bson.M{"_id": id}).Decode(&vaaDoc)
return &vaaDoc, err
}
// FindPageByTimeRange finds VAA by time range.
func (r *VaaRepository) FindPageByTimeRange(ctx context.Context, startTime time.Time, endTime time.Time, page, pageSize int64, sortAsc bool) ([]*VaaDoc, error) {
filter := bson.M{
"timestamp": bson.M{
"$gte": startTime,
"$lt": endTime,
},
}
sort := -1
if sortAsc {
sort = 1
}
skip := page * pageSize
opts := &options.FindOptions{Skip: &skip, Limit: &pageSize, Sort: bson.M{"timestamp": sort}}
cur, err := r.vaas.Find(ctx, filter, opts)
if err != nil {
return nil, err
}
var vaas []*VaaDoc
err = cur.All(ctx, &vaas)
return vaas, err
}