-
Notifications
You must be signed in to change notification settings - Fork 548
/
grpc_query.go
142 lines (114 loc) · 4 KB
/
grpc_query.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
package keeper
import (
"context"
"fmt"
"strings"
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/cosmos/cosmos-sdk/types/query"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"github.com/cosmos/ibc-go/v7/modules/apps/transfer/types"
)
var _ types.QueryServer = Keeper{}
// DenomTrace implements the Query/DenomTrace gRPC method
func (q Keeper) DenomTrace(c context.Context, req *types.QueryDenomTraceRequest) (*types.QueryDenomTraceResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "empty request")
}
hash, err := types.ParseHexHash(strings.TrimPrefix(req.Hash, "ibc/"))
if err != nil {
return nil, status.Error(codes.InvalidArgument, fmt.Sprintf("invalid denom trace hash: %s, error: %s", hash.String(), err))
}
ctx := sdk.UnwrapSDKContext(c)
denomTrace, found := q.GetDenomTrace(ctx, hash)
if !found {
return nil, status.Error(
codes.NotFound,
sdkerrors.Wrap(types.ErrTraceNotFound, req.Hash).Error(),
)
}
return &types.QueryDenomTraceResponse{
DenomTrace: &denomTrace,
}, nil
}
// DenomTraces implements the Query/DenomTraces gRPC method
func (q Keeper) DenomTraces(c context.Context, req *types.QueryDenomTracesRequest) (*types.QueryDenomTracesResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "empty request")
}
ctx := sdk.UnwrapSDKContext(c)
traces := types.Traces{}
store := prefix.NewStore(ctx.KVStore(q.storeKey), types.DenomTraceKey)
pageRes, err := query.Paginate(store, req.Pagination, func(_, value []byte) error {
result, err := q.UnmarshalDenomTrace(value)
if err != nil {
return err
}
traces = append(traces, result)
return nil
})
if err != nil {
return nil, err
}
return &types.QueryDenomTracesResponse{
DenomTraces: traces.Sort(),
Pagination: pageRes,
}, nil
}
// Params implements the Query/Params gRPC method
func (q Keeper) Params(c context.Context, _ *types.QueryParamsRequest) (*types.QueryParamsResponse, error) {
ctx := sdk.UnwrapSDKContext(c)
params := q.GetParams(ctx)
return &types.QueryParamsResponse{
Params: ¶ms,
}, nil
}
// DenomHash implements the Query/DenomHash gRPC method
func (q Keeper) DenomHash(c context.Context, req *types.QueryDenomHashRequest) (*types.QueryDenomHashResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "empty request")
}
// Convert given request trace path to DenomTrace struct to confirm the path in a valid denom trace format
denomTrace := types.ParseDenomTrace(req.Trace)
if err := denomTrace.Validate(); err != nil {
return nil, status.Error(codes.InvalidArgument, err.Error())
}
ctx := sdk.UnwrapSDKContext(c)
denomHash := denomTrace.Hash()
found := q.HasDenomTrace(ctx, denomHash)
if !found {
return nil, status.Error(
codes.NotFound,
sdkerrors.Wrap(types.ErrTraceNotFound, req.Trace).Error(),
)
}
return &types.QueryDenomHashResponse{
Hash: denomHash.String(),
}, nil
}
// EscrowAddress implements the EscrowAddress gRPC method
func (q Keeper) EscrowAddress(c context.Context, req *types.QueryEscrowAddressRequest) (*types.QueryEscrowAddressResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "empty request")
}
addr := types.GetEscrowAddress(req.PortId, req.ChannelId)
return &types.QueryEscrowAddressResponse{
EscrowAddress: addr.String(),
}, nil
}
// TotalEscrowForDenom implements the TotalEscrowForDenom gRPC method.
func (q Keeper) TotalEscrowForDenom(c context.Context, req *types.QueryTotalEscrowForDenomRequest) (*types.QueryTotalEscrowForDenomResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "empty request")
}
ctx := sdk.UnwrapSDKContext(c)
if err := sdk.ValidateDenom(req.Denom); err != nil {
return nil, status.Error(codes.InvalidArgument, err.Error())
}
amount := q.GetTotalEscrowForDenom(ctx, req.Denom)
return &types.QueryTotalEscrowForDenomResponse{
Amount: amount,
}, nil
}