Files
gaze-indexer/modules/runes/api/httphandler/httphandler.go
2024-08-28 23:34:54 +07:00

119 lines
3.0 KiB
Go

package httphandler
import (
"context"
"encoding/hex"
"github.com/btcsuite/btcd/btcutil"
"github.com/btcsuite/btcd/chaincfg"
"github.com/btcsuite/btcd/txscript"
"github.com/gaze-network/indexer-network/common"
"github.com/gaze-network/indexer-network/modules/runes/runes"
"github.com/gaze-network/indexer-network/modules/runes/usecase"
"github.com/gaze-network/indexer-network/pkg/logger"
"github.com/gaze-network/indexer-network/pkg/logger/slogx"
)
type HttpHandler struct {
usecase *usecase.Usecase
network common.Network
}
func New(network common.Network, usecase *usecase.Usecase) *HttpHandler {
return &HttpHandler{
usecase: usecase,
network: network,
}
}
type HttpResponse[T any] struct {
Error *string `json:"error"`
Result *T `json:"result,omitempty"`
}
func resolvePkScript(network common.Network, wallet string) ([]byte, bool) {
if wallet == "" {
return nil, false
}
defaultNet := func() *chaincfg.Params {
switch network {
case common.NetworkMainnet:
return &chaincfg.MainNetParams
case common.NetworkTestnet:
return &chaincfg.TestNet3Params
case common.NetworkFractalMainnet:
return &chaincfg.MainNetParams
case common.NetworkFractalTestnet:
return &chaincfg.MainNetParams
}
panic("invalid network")
}()
// attempt to parse as address
address, err := btcutil.DecodeAddress(wallet, defaultNet)
if err == nil {
pkScript, err := txscript.PayToAddrScript(address)
if err != nil {
return nil, false
}
return pkScript, true
}
// attempt to parse as pkscript
pkScript, err := hex.DecodeString(wallet)
if err != nil {
return nil, false
}
return pkScript, true
}
// TODO: extract this function somewhere else
// addressFromPkScript returns the address from the given pkScript. If the pkScript is invalid or not standard, it returns empty string.
func addressFromPkScript(pkScript []byte, network common.Network) string {
_, addrs, _, err := txscript.ExtractPkScriptAddrs(pkScript, network.ChainParams())
if err != nil {
logger.Debug("unable to extract address from pkscript", slogx.Error(err))
return ""
}
if len(addrs) != 1 {
logger.Debug("invalid number of addresses extracted from pkscript. Expected only 1.", slogx.Int("numAddresses", len(addrs)))
return ""
}
return addrs[0].EncodeAddress()
}
func (h *HttpHandler) resolveRuneId(ctx context.Context, id string) (runes.RuneId, bool) {
if id == "" {
return runes.RuneId{}, false
}
// attempt to parse as rune id
runeId, err := runes.NewRuneIdFromString(id)
if err == nil {
return runeId, true
}
// attempt to parse as rune
rune, err := runes.NewRuneFromString(id)
if err == nil {
runeId, err := h.usecase.GetRuneIdFromRune(ctx, rune)
if err != nil {
return runes.RuneId{}, false
}
return runeId, true
}
return runes.RuneId{}, false
}
func isRuneIdOrRuneName(id string) bool {
if _, err := runes.NewRuneIdFromString(id); err == nil {
return true
}
if _, err := runes.NewRuneFromString(id); err == nil {
return true
}
return false
}