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query.go
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query.go
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package cli
import (
"context"
"encoding/hex"
"fmt"
"strings"
"github.com/spf13/cobra"
"github.com/blockgenx/blockgen-sdk/client"
"github.com/blockgenx/blockgen-sdk/client/flags"
"github.com/blockgenx/blockgen-sdk/types/query"
"github.com/blockgenx/blockgen-sdk/version"
"github.com/blockgenx/blockgen-sdk/x/evidence/types"
)
// GetQueryCmd returns the CLI command with all evidence module query commands
// mounted.
func GetQueryCmd() *cobra.Command {
cmd := &cobra.Command{
Use: types.ModuleName,
Short: "Query for evidence by hash or for all (paginated) submitted evidence",
Long: strings.TrimSpace(
fmt.Sprintf(`Query for specific submitted evidence by hash or query for all (paginated) evidence:
Example:
$ %s query %s DF0C23E8634E480F84B9D5674A7CDC9816466DEC28A3358F73260F68D28D7660
$ %s query %s --page=2 --limit=50
`,
version.AppName, types.ModuleName, version.AppName, types.ModuleName,
),
),
Args: cobra.MaximumNArgs(1),
SuggestionsMinimumDistance: 2,
RunE: QueryEvidenceCmd(),
}
flags.AddQueryFlagsToCmd(cmd)
flags.AddPaginationFlagsToCmd(cmd, "evidence")
return cmd
}
// QueryEvidenceCmd returns the command handler for evidence querying. Evidence
// can be queried for by hash or paginated evidence can be returned.
func QueryEvidenceCmd() func(*cobra.Command, []string) error {
return func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientQueryContext(cmd)
if err != nil {
return err
}
if len(args) > 0 {
return queryEvidence(clientCtx, args[0])
}
pageReq, err := client.ReadPageRequest(cmd.Flags())
if err != nil {
return err
}
return queryAllEvidence(clientCtx, pageReq)
}
}
func queryEvidence(clientCtx client.Context, hash string) error {
decodedHash, err := hex.DecodeString(hash)
if err != nil {
return fmt.Errorf("invalid evidence hash: %w", err)
}
queryClient := types.NewQueryClient(clientCtx)
params := &types.QueryEvidenceRequest{EvidenceHash: decodedHash}
res, err := queryClient.Evidence(context.Background(), params)
if err != nil {
return err
}
return clientCtx.PrintProto(res.Evidence)
}
func queryAllEvidence(clientCtx client.Context, pageReq *query.PageRequest) error {
queryClient := types.NewQueryClient(clientCtx)
params := &types.QueryAllEvidenceRequest{
Pagination: pageReq,
}
res, err := queryClient.AllEvidence(context.Background(), params)
if err != nil {
return err
}
return clientCtx.PrintProto(res)
}