-
Notifications
You must be signed in to change notification settings - Fork 6
/
bank.go
197 lines (163 loc) · 5.25 KB
/
bank.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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
package bank
import (
"context"
"fmt"
"strings"
"github.com/irisnet/core-sdk-go/common"
commoncodec "github.com/irisnet/core-sdk-go/common/codec"
"github.com/irisnet/core-sdk-go/common/codec/types"
sdk "github.com/irisnet/core-sdk-go/types"
)
type bankClient struct {
sdk.BaseClient
commoncodec.Marshaler
}
// bank NewClient
func NewClient(bc sdk.BaseClient, cdc commoncodec.Marshaler) Client {
return bankClient{
BaseClient: bc,
Marshaler: cdc,
}
}
func (b bankClient) Name() string {
return ModuleName
}
func (b bankClient) RegisterInterfaceTypes(registry types.InterfaceRegistry) {
RegisterInterfaces(registry)
}
// QueryAccount return account information specified address
func (b bankClient) QueryAccount(address string) (sdk.BaseAccount, sdk.Error) {
account, err := b.BaseClient.QueryAccount(address)
if err != nil {
return sdk.BaseAccount{}, sdk.Wrap(err)
}
return account, nil
}
// TotalSupply queries the total supply of all coins.
func (b bankClient) TotalSupply() (sdk.Coins, sdk.Error) {
conn, err := b.GenConn()
if err != nil {
return nil, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).TotalSupply(
context.Background(),
&QueryTotalSupplyRequest{},
)
if err != nil {
return nil, sdk.Wrap(err)
}
return resp.Supply, nil
}
// Send is responsible for transferring tokens from `From` to `to` account
func (b bankClient) Send(to string, amount sdk.DecCoins, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
sender, err := b.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrapf("%s not found", baseTx.From)
}
amt, err := b.ToMinCoin(amount...)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
outAddr, err := sdk.AccAddressFromBech32(to)
if err != nil {
return sdk.ResultTx{}, sdk.Wrapf(fmt.Sprintf("%s invalid address", to))
}
msg := NewMsgSend(sender, outAddr, amt)
return b.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
func (b bankClient) SendWitchSpecAccountInfo(to string, sequence, accountNumber uint64, amount sdk.DecCoins, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
sender, err := b.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrapf("%s not found", baseTx.From)
}
amt, err := b.ToMinCoin(amount...)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
outAddr, err := sdk.AccAddressFromBech32(to)
if err != nil {
return sdk.ResultTx{}, sdk.Wrapf(fmt.Sprintf("%s invalid address", to))
}
msg := NewMsgSend(sender, outAddr, amt)
return b.BuildAndSendWithAccount(sender.String(), accountNumber, sequence, []sdk.Msg{msg}, baseTx)
}
func (b bankClient) MultiSend(request MultiSendRequest, baseTx sdk.BaseTx) (resTxs []sdk.ResultTx, err sdk.Error) {
sender, err := b.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return nil, sdk.Wrapf("%s not found", baseTx.From)
}
if len(request.Receipts) > maxMsgLen {
return b.SendBatch(sender, request, baseTx)
}
var inputs = make([]Input, len(request.Receipts))
var outputs = make([]Output, len(request.Receipts))
for i, receipt := range request.Receipts {
amt, err := b.ToMinCoin(receipt.Amount...)
if err != nil {
return nil, sdk.Wrap(err)
}
outAddr, e := sdk.AccAddressFromBech32(receipt.Address)
if e != nil {
return nil, sdk.Wrapf(fmt.Sprintf("%s invalid address", receipt.Address))
}
inputs[i] = NewInput(sender, amt)
outputs[i] = NewOutput(outAddr, amt)
}
msg := NewMsgMultiSend(inputs, outputs)
res, err := b.BuildAndSend([]sdk.Msg{msg}, baseTx)
if err != nil {
return nil, sdk.Wrap(err)
}
resTxs = append(resTxs, res)
return
}
func (b bankClient) SendBatch(sender sdk.AccAddress, request MultiSendRequest, baseTx sdk.BaseTx) ([]sdk.ResultTx, sdk.Error) {
batchReceipts := common.SubArray(maxMsgLen, request)
var msgs sdk.Msgs
for _, receipts := range batchReceipts {
req := receipts.(MultiSendRequest)
var inputs = make([]Input, len(req.Receipts))
var outputs = make([]Output, len(req.Receipts))
for i, receipt := range req.Receipts {
amt, err := b.ToMinCoin(receipt.Amount...)
if err != nil {
return nil, sdk.Wrap(err)
}
outAddr, e := sdk.AccAddressFromBech32(receipt.Address)
if e != nil {
return nil, sdk.Wrapf(fmt.Sprintf("%s invalid address", receipt.Address))
}
inputs[i] = NewInput(sender, amt)
outputs[i] = NewOutput(outAddr, amt)
}
msgs = append(msgs, NewMsgMultiSend(inputs, outputs))
}
return b.BaseClient.SendBatch(msgs, baseTx)
}
// SubscribeSendTx Subscribe MsgSend event and return subscription
func (b bankClient) SubscribeSendTx(from, to string, callback EventMsgSendCallback) sdk.Subscription {
var builder = sdk.NewEventQueryBuilder()
from = strings.TrimSpace(from)
if len(from) != 0 {
builder.AddCondition(sdk.NewCond(sdk.EventTypeMessage,
sdk.AttributeKeySender).EQ(sdk.EventValue(from)))
}
to = strings.TrimSpace(to)
if len(to) != 0 {
builder.AddCondition(sdk.Cond("transfer.recipient").EQ(sdk.EventValue(to)))
}
subscription, _ := b.SubscribeTx(builder, func(data sdk.EventDataTx) {
for _, msg := range data.Tx.GetMsgs() {
if value, ok := msg.(*MsgSend); ok {
callback(EventDataMsgSend{
Height: data.Height,
Hash: data.Hash,
From: value.FromAddress,
To: value.ToAddress,
Amount: value.Amount,
})
}
}
})
return subscription
}