-
Notifications
You must be signed in to change notification settings - Fork 55
/
grpc_query.go
86 lines (65 loc) 路 2.45 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
package keeper
import (
"context"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/query"
"github.com/crescent-network/crescent/v4/x/claim/types"
)
// Querier is used as Keeper will have duplicate methods if used directly, and gRPC names take precedence over keeper.
type Querier struct {
Keeper
}
var _ types.QueryServer = Querier{}
// Airdrops queries all the existing airdrops.
func (k Querier) Airdrops(c context.Context, req *types.QueryAirdropsRequest) (*types.QueryAirdropsResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "empty request")
}
ctx := sdk.UnwrapSDKContext(c)
store := ctx.KVStore(k.storeKey)
airdropStore := prefix.NewStore(store, types.AirdropKeyPrefix)
airdrops := []types.Airdrop{}
pageRes, err := query.FilteredPaginate(airdropStore, req.Pagination, func(key, value []byte, accumulate bool) (bool, error) {
var airdrop types.Airdrop
k.cdc.MustUnmarshal(value, &airdrop)
if accumulate {
airdrops = append(airdrops, airdrop)
}
return true, nil
})
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return &types.QueryAirdropsResponse{Airdrops: airdrops, Pagination: pageRes}, nil
}
// Airdrop queries the specific airdrop.
func (k Querier) Airdrop(c context.Context, req *types.QueryAirdropRequest) (*types.QueryAirdropResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "empty request")
}
ctx := sdk.UnwrapSDKContext(c)
airdrop, found := k.Keeper.GetAirdrop(ctx, req.AirdropId)
if !found {
return nil, status.Error(codes.NotFound, "airdrop not found")
}
return &types.QueryAirdropResponse{Airdrop: airdrop}, nil
}
// ClaimRecord queries the specific claim record.
func (k Querier) ClaimRecord(c context.Context, req *types.QueryClaimRecordRequest) (*types.QueryClaimRecordResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "invalid request")
}
ctx := sdk.UnwrapSDKContext(c)
recipientAddr, err := sdk.AccAddressFromBech32(req.Recipient)
if err != nil {
return nil, status.Error(codes.InvalidArgument, "invalid address")
}
record, found := k.GetClaimRecordByRecipient(ctx, req.AirdropId, recipientAddr)
if !found {
return nil, status.Error(codes.NotFound, "claim record not found")
}
return &types.QueryClaimRecordResponse{ClaimRecord: record}, nil
}