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refactor: create client receiver funcs and helpers #78

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merged 1 commit into from
Jan 23, 2025
Merged

refactor: create client receiver funcs and helpers #78

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153 changes: 70 additions & 83 deletions examples/query/main.go
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Original file line number Diff line number Diff line change
@@ -1,13 +1,11 @@
package main

import (
"context"
"encoding/base64"
"encoding/hex"
"fmt"
"log"
"os"

"connectrpc.com/connect"
"github.com/blinklabs-io/gouroboros/ledger/common"
"github.com/utxorpc/go-codegen/utxorpc/v1alpha/cardano"
"github.com/utxorpc/go-codegen/utxorpc/v1alpha/query"
Expand All @@ -16,96 +14,75 @@ import (
)

func main() {

ctx := context.Background()
baseUrl := "https://preview.utxorpc-v0.demeter.run"
baseUrl := os.Getenv("UTXORPC_URL")
if baseUrl == "" {
baseUrl = "https://preview.utxorpc-v0.demeter.run"
}
client := utxorpc.NewClient(utxorpc.WithBaseUrl(baseUrl))
dmtrApiKey := os.Getenv("DMTR_API_KEY")
// set API key for demeter
client := utxorpc.CreateUtxoRPCClient(baseUrl,
// set API key for demeter
utxorpc.WithHeaders(map[string]string{
"dmtr-api-key": "dmtr_apikey...",
}),
)

// Set mode to "readParams", "readUtxos", "searchUtxos" to select the desired example.
var mode string = "searchUtxos"

switch mode {
case "readParams":
readParams(ctx, client)
case "readUtxos":
// readUtxos(ctx, client, "71a7498f086d378ec5e558581286629b678be1dd65d5d4e2a5d634ba6fdf8299", 0)
// readUtxos(ctx, client, "791309b6b0facc80b3fa896e830999e7bef321ea5279f6bedbe1279ee1e9d4ae", 1)
readUtxos(ctx, client, "24efe5f12d1d93bb419cfb84338d6602dfe78c614b489edb72df0594a077431c", 0)
case "searchUtxos":
// searchUtxos(ctx, client, "addr_test1qzrkvcfvd7k5jx54xxkz87p8xn88304jd2g4jsa0hwwmg20k3c7k36lsg8rdupz6e36j5ctzs6lzjymc9vw7djrmgdnqff9z6j", "", "")
// https://preprod.cexplorer.io/asset/asset1tvkt35str8aeepuflxmnjzcdj87em8xrlx4ehz
// Use policy ID and asset name in hex format (https://cips.cardano.org/cip/CIP-68/)
// Hunt
searchUtxos(ctx, client, "addr_test1qptfy9zhaeuqfptcu79q6gm9l3r6cfp5gnlqc7m42qwln0lsvex239qmryg4yh3pda3rh3rnce4wd46gdyqlscrq7s4shekqrt", "63f9a5fc96d4f87026e97af4569975016b50eef092a46859b61898e5", "0014df1048554e54")
// Dedi
searchUtxos(ctx, client, "addr_test1qptfy9zhaeuqfptcu79q6gm9l3r6cfp5gnlqc7m42qwln0lsvex239qmryg4yh3pda3rh3rnce4wd46gdyqlscrq7s4shekqrt", "63f9a5fc96d4f87026e97af4569975016b50eef092a46859b61898e5", "0014df1044454449")
// No assets
searchUtxos(ctx, client, "addr_test1qzrkvcfvd7k5jx54xxkz87p8xn88304jd2g4jsa0hwwmg20k3c7k36lsg8rdupz6e36j5ctzs6lzjymc9vw7djrmgdnqff9z6j", "63f9a5fc96d4f87026e97af4569975016b50eef092a46859b61898e5", "0014df1044454449")
default:
fmt.Println("Unknown mode:", mode)
if dmtrApiKey != "" {
client.SetHeader("dmtr-api-key", "dmtr_apikey...")
}
}

func readParams(ctx context.Context, client *utxorpc.UtxorpcClient) {
req := connect.NewRequest(&query.ReadParamsRequest{})
client.AddHeadersToRequest(req)
// Run them all
readParams(client)
readUtxo(
client,
"24efe5f12d1d93bb419cfb84338d6602dfe78c614b489edb72df0594a077431c",
0,
)
// https://preprod.cexplorer.io/asset/asset1tvkt35str8aeepuflxmnjzcdj87em8xrlx4ehz
// Use policy ID and asset name in hex format (https://cips.cardano.org/cip/CIP-68/)
// Hunt
searchUtxos(
client,
"addr_test1qptfy9zhaeuqfptcu79q6gm9l3r6cfp5gnlqc7m42qwln0lsvex239qmryg4yh3pda3rh3rnce4wd46gdyqlscrq7s4shekqrt",
"63f9a5fc96d4f87026e97af4569975016b50eef092a46859b61898e5",
"0014df1048554e54",
)
// Dedi
searchUtxos(
client,
"addr_test1qptfy9zhaeuqfptcu79q6gm9l3r6cfp5gnlqc7m42qwln0lsvex239qmryg4yh3pda3rh3rnce4wd46gdyqlscrq7s4shekqrt",
"63f9a5fc96d4f87026e97af4569975016b50eef092a46859b61898e5",
"0014df1044454449",
)
// No assets
searchUtxos(
client,
"addr_test1qzrkvcfvd7k5jx54xxkz87p8xn88304jd2g4jsa0hwwmg20k3c7k36lsg8rdupz6e36j5ctzs6lzjymc9vw7djrmgdnqff9z6j",
"63f9a5fc96d4f87026e97af4569975016b50eef092a46859b61898e5",
"0014df1044454449",
)
}

func readParams(client *utxorpc.UtxorpcClient) {
fmt.Println("Connecting to utxorpc host:", client.URL())
resp, err := client.Query.ReadParams(ctx, req)
resp, err := client.ReadParams()
if err != nil {
utxorpc.HandleError(err)
}
fmt.Printf("Response: %+v\n", resp)

if resp.Msg.LedgerTip != nil {
fmt.Printf("Ledger Tip: Slot: %d, Hash: %x\n", resp.Msg.LedgerTip.Slot, resp.Msg.LedgerTip.Hash)
fmt.Printf(
"Ledger Tip: Slot: %d, Hash: %x\n",
resp.Msg.LedgerTip.Slot,
resp.Msg.LedgerTip.Hash,
)
}
if resp.Msg.Values != nil {
fmt.Printf("Cardano: %+v\n", resp.Msg.Values)
}
}

func readUtxos(ctx context.Context, client *utxorpc.UtxorpcClient, txHashStr string, txIndex uint32) {
var txHashBytes []byte
var err error

// Attempt to decode the input as hex
txHashBytes, err = hex.DecodeString(txHashStr)
if err == nil {
log.Printf("Input txHashStr decoded from hex.")
} else {
// If not hex, attempt to decode as Base64
txHashBytes, err = base64.StdEncoding.DecodeString(txHashStr)
if err == nil {
log.Printf("Input txHashStr decoded from Base64.")
} else {
log.Printf("Input txHashStr is neither valid hex nor Base64.")
fmt.Println("Error: txHashStr must be a valid hexadecimal or Base64 string.")
return
}
}

// Create TxoRef with the decoded hash bytes
txoRef := &query.TxoRef{
Hash: txHashBytes, // Use the decoded []byte
Index: txIndex,
}

// Prepare the request
req := connect.NewRequest(&query.ReadUtxosRequest{
Keys: []*query.TxoRef{txoRef},
})
client.AddHeadersToRequest(req)
fmt.Println("Connecting to utxorpc host:", client.URL())

// Send the request
resp, err := client.Query.ReadUtxos(ctx, req)
func readUtxo(
client *utxorpc.UtxorpcClient,
txHashStr string,
txIndex uint32,
) {
resp, err := client.ReadUtxo(txHashStr, txIndex)
if err != nil {
utxorpc.HandleError(err)
return
Expand All @@ -115,7 +92,11 @@ func readUtxos(ctx context.Context, client *utxorpc.UtxorpcClient, txHashStr str
fmt.Printf("Response: %+v\n", resp)

if resp.Msg.LedgerTip != nil {
fmt.Printf("Ledger Tip:\n Slot: %d\n Hash: %x\n", resp.Msg.LedgerTip.Slot, resp.Msg.LedgerTip.Hash)
fmt.Printf(
"Ledger Tip:\n Slot: %d\n Hash: %x\n",
resp.Msg.LedgerTip.Slot,
resp.Msg.LedgerTip.Hash,
)
}

for _, item := range resp.Msg.Items {
Expand All @@ -134,7 +115,12 @@ func readUtxos(ctx context.Context, client *utxorpc.UtxorpcClient, txHashStr str
}
}

func searchUtxos(ctx context.Context, client *utxorpc.UtxorpcClient, rawAddress string, policyID string, assetName string) {
func searchUtxos(
client *utxorpc.UtxorpcClient,
rawAddress string,
policyID string,
assetName string,
) {
// Use to support bech32/base58 addresses
addr, err := common.NewAddress(rawAddress)
if err != nil {
Expand Down Expand Up @@ -208,11 +194,8 @@ func searchUtxos(ctx context.Context, client *utxorpc.UtxorpcClient, rawAddress
StartToken: "", // For pagination; empty for the first page
}

req := connect.NewRequest(searchRequest)
client.AddHeadersToRequest(req)

fmt.Println("connecting to utxorpc host:", client.URL())
resp, err := client.Query.SearchUtxos(ctx, req)
resp, err := client.SearchUtxos(searchRequest)
if err != nil {
utxorpc.HandleError(err)
}
Expand All @@ -221,7 +204,11 @@ func searchUtxos(ctx context.Context, client *utxorpc.UtxorpcClient, rawAddress
// fmt.Printf("Response: %+v\n", resp)

if resp.Msg.LedgerTip != nil {
fmt.Printf("Ledger Tip:\n Slot: %d\n Hash: %x\n", resp.Msg.LedgerTip.Slot, resp.Msg.LedgerTip.Hash)
fmt.Printf(
"Ledger Tip:\n Slot: %d\n Hash: %x\n",
resp.Msg.LedgerTip.Slot,
resp.Msg.LedgerTip.Hash,
)
}

for _, item := range resp.Msg.Items {
Expand Down
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