-
Notifications
You must be signed in to change notification settings - Fork 17
/
transaction.go
134 lines (114 loc) · 4.34 KB
/
transaction.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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
// SPDX-License-Identifier: Apache-2.0
package firestore
import (
"context"
"fmt"
"github.com/thoughtworks/maeve-csms/manager/store"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func (s *Store) CreateTransaction(ctx context.Context, chargeStationId, transactionId, idToken, tokenType string, meterValue []store.MeterValue, seqNo int, offline bool) error {
transaction, err := s.FindTransaction(ctx, chargeStationId, transactionId)
if err != nil {
return fmt.Errorf("getting transaction: %w", err)
}
if transaction != nil {
transaction.IdToken = idToken
transaction.TokenType = tokenType
transaction.MeterValues = append(transaction.MeterValues, meterValue...)
transaction.StartSeqNo = seqNo
transaction.Offline = offline
} else {
transaction = &store.Transaction{
ChargeStationId: chargeStationId,
TransactionId: transactionId,
IdToken: idToken,
TokenType: tokenType,
MeterValues: meterValue,
StartSeqNo: seqNo,
EndedSeqNo: 0,
UpdatedSeqNoCount: 0,
Offline: offline,
}
}
return s.updateTransaction(ctx, chargeStationId, transactionId, transaction)
}
func (s *Store) FindTransaction(ctx context.Context, chargeStationId, transactionId string) (*store.Transaction, error) {
transactionRef := s.client.Doc(getPath(chargeStationId, transactionId))
snap, err := transactionRef.Get(ctx)
if err != nil {
if status.Code(err) == codes.NotFound {
return nil, nil
}
return nil, fmt.Errorf("lookup transaction %s/%s with code %v: %w", chargeStationId, transactionId, status.Code(err), err)
}
var transaction store.Transaction
if err = snap.DataTo(&transaction); err != nil {
return nil, fmt.Errorf("map transaction %s/%s: %w", chargeStationId, transactionId, err)
}
return &transaction, nil
}
func (s *Store) Transactions(ctx context.Context) ([]*store.Transaction, error) {
transactionRefs, err := s.client.Collection("Transaction").Documents(ctx).GetAll()
if err != nil {
return nil, fmt.Errorf("getting transactions: %w", err)
}
transactions := make([]*store.Transaction, 0, len(transactionRefs))
for _, transactionRef := range transactionRefs {
var transaction store.Transaction
if err = transactionRef.DataTo(&transaction); err != nil {
return nil, fmt.Errorf("map transaction %s: %w", transactionRef.Ref.ID, err)
}
transactions = append(transactions, &transaction)
}
return transactions, nil
}
func (s *Store) UpdateTransaction(ctx context.Context, chargeStationId, transactionId string, meterValue []store.MeterValue) error {
transaction, err := s.FindTransaction(ctx, chargeStationId, transactionId)
if err != nil {
return fmt.Errorf("getting transaction: %w", err)
}
if transaction == nil {
transaction = &store.Transaction{
ChargeStationId: chargeStationId,
TransactionId: transactionId,
MeterValues: meterValue,
UpdatedSeqNoCount: 1,
}
} else {
transaction.MeterValues = append(transaction.MeterValues, meterValue...)
transaction.UpdatedSeqNoCount++
}
return s.updateTransaction(ctx, chargeStationId, transactionId, transaction)
}
func (s *Store) EndTransaction(ctx context.Context, chargeStationId, transactionId, idToken, tokenType string, meterValue []store.MeterValue, seqNo int) error {
transaction, err := s.FindTransaction(ctx, chargeStationId, transactionId)
if err != nil {
return fmt.Errorf("getting transaction: %w", err)
}
if transaction == nil {
transaction = &store.Transaction{
ChargeStationId: chargeStationId,
TransactionId: transactionId,
IdToken: idToken,
TokenType: tokenType,
MeterValues: meterValue,
EndedSeqNo: seqNo,
}
} else {
transaction.MeterValues = append(transaction.MeterValues, meterValue...)
transaction.EndedSeqNo = seqNo
}
return s.updateTransaction(ctx, chargeStationId, transactionId, transaction)
}
func (s *Store) updateTransaction(ctx context.Context, chargeStationId, transactionId string, transaction *store.Transaction) error {
transactionRef := s.client.Doc(getPath(chargeStationId, transactionId))
_, err := transactionRef.Set(ctx, transaction)
if err != nil {
return fmt.Errorf("setting transaction %s/%s: %w", chargeStationId, transactionId, err)
}
return nil
}
func getPath(chargeStationId, transactionId string) string {
return fmt.Sprintf("Transaction/%s-%s", chargeStationId, transactionId)
}