mirror of
https://github.com/grassrootseconomics/eth-tracker.git
synced 2025-06-10 04:30:13 +02:00
feat: add TransferFrom event
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parent
cf23978621
commit
0efd01e058
@ -26,6 +26,7 @@ func bootstrapEventRouter(cacheProvider cache.Cache, pubCB router.Callback) *rou
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router.RegisterLogRoute(w3.H("0x894e56e1dac400b4475c83d8af0f0aa44de17c62764bd82f6e768a504e242461"), handler.HandleCustodialRegistrationLog())
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router.RegisterLogRoute(w3.H("0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"), handler.HandleTokenTransferLog(handlerContainer))
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router.RegisterLogRoute(w3.H("0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925"), handler.HandleTokenApproveLog(handlerContainer))
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router.RegisterLogRoute(w3.H("0x2a41fa80e3e54181fc83d8e79d9cbbe49b1884bf79a3bf54f9d605d88eacb67e"), handler.HandleTokenTransferFromLog(handlerContainer))
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router.RegisterInputDataRoute("63e4bff4", handler.HandleFaucetGiveInputData())
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router.RegisterInputDataRoute("de82efb4", handler.HandleFaucetGiveInputData())
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2
go.mod
2
go.mod
@ -1,6 +1,6 @@
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module github.com/grassrootseconomics/eth-tracker
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go 1.23.3
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go 1.23
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replace github.com/ethereum/go-ethereum => github.com/celo-org/op-geth v1.101411.1-0.20250213120352-dba6e464fdda
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@ -11,7 +11,6 @@ func New() *bunrouter.Router {
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router := bunrouter.New()
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router.GET("/metrics", metricsHandler())
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return router
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}
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@ -13,9 +13,10 @@ import (
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const transferEventName = "TOKEN_TRANSFER"
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var (
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tokenTransferEvent = w3.MustNewEvent("Transfer(address indexed _from, address indexed _to, uint256 _value)")
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tokenTransferSig = w3.MustNewFunc("transfer(address, uint256)", "bool")
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tokenTransferFromSig = w3.MustNewFunc("transferFrom(address, address, uint256)", "bool")
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tokenTransferEvent = w3.MustNewEvent("Transfer(address indexed _from, address indexed _to, uint256 _value)")
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tokenTransferSig = w3.MustNewFunc("transfer(address, uint256)", "bool")
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tokenTransferFromSig = w3.MustNewFunc("transferFrom(address, address, uint256)", "bool")
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tokenTransferFromEvent = w3.MustNewEvent("TransferFrom(address indexed _from, address indexed _to, address indexed _spender, uint256 _value)")
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)
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func HandleTokenTransferLog(hc *HandlerContainer) router.LogHandlerFunc {
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@ -125,3 +126,45 @@ func HandleTokenTransferInputData(hc *HandlerContainer) router.InputDataHandlerF
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return nil
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}
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}
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func HandleTokenTransferFromLog(hc *HandlerContainer) router.LogHandlerFunc {
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return func(ctx context.Context, lp router.LogPayload, c router.Callback) error {
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var (
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from common.Address
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to common.Address
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spender common.Address
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value big.Int
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)
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if err := tokenTransferFromEvent.DecodeArgs(lp.Log, &from, &to, &spender, &value); err != nil {
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return err
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}
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// TODO: Check correct params
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proceed, err := hc.checkWithinNetwork(ctx, lp.Log.Address.Hex(), from.Hex(), to.Hex())
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if err != nil {
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return err
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}
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if !proceed {
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return nil
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}
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tokenTransferFromEvent := event.Event{
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Index: lp.Log.Index,
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Block: lp.Log.BlockNumber,
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ContractAddress: lp.Log.Address.Hex(),
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Success: true,
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Timestamp: lp.Timestamp,
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TxHash: lp.Log.TxHash.Hex(),
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TxType: "TOKEN_TRANSFER_FROM",
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Payload: map[string]any{
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"from": from.Hex(),
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"to": to.Hex(),
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"spender": spender.Hex(),
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"value": value.String(),
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},
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}
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return c(ctx, tokenTransferFromEvent)
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}
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}
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