add core channel module (#7)

* added stats validator count request

* added core channel module

* updated license header

.run/requests/stats.http

@@ -0,0 +1,2 @@
+### Get validators
+http://{{host}}/v1/summary/validator/count

pkg/indexer/decode/handle/coreChannel.go

@@ -0,0 +1,108 @@
+// SPDX-FileCopyrightText: 2023 PK Lab AG <[email protected]>
+// SPDX-License-Identifier: MIT
+
+package handle
+
+import (
+	"github.com/celenium-io/celestia-indexer/internal/storage"
+	storageTypes "github.com/celenium-io/celestia-indexer/internal/storage/types"
+	"github.com/celenium-io/celestia-indexer/pkg/types"
+	coreChannel "github.com/cosmos/ibc-go/v6/modules/core/04-channel/types"
+)
+
+// MsgChannelOpenInit defines an sdk.Msg to initialize a channel handshake. It
+// is called by a relayer on Chain A.
+func MsgChannelOpenInit(level types.Level, m *coreChannel.MsgChannelOpenInit) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgChannelOpenInit
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgChannelOpenTry defines a msg sent by a Relayer to try to open a channel
+// on Chain B. The version field within the Channel field has been deprecated. Its
+// value will be ignored by core IBC.
+func MsgChannelOpenTry(level types.Level, m *coreChannel.MsgChannelOpenTry) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgChannelOpenTry
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgChannelOpenAck defines a msg sent by a Relayer to Chain A to acknowledge
+// the change of channel state to TRYOPEN on Chain B.
+func MsgChannelOpenAck(level types.Level, m *coreChannel.MsgChannelOpenAck) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgChannelOpenAck
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgChannelOpenConfirm defines a msg sent by a Relayer to Chain B to
+// acknowledge the change of channel state to OPEN on Chain A.
+func MsgChannelOpenConfirm(level types.Level, m *coreChannel.MsgChannelOpenConfirm) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgChannelOpenConfirm
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgChannelCloseInit defines a msg sent by a Relayer to Chain A
+// to close a channel with Chain B.
+func MsgChannelCloseInit(level types.Level, m *coreChannel.MsgChannelCloseInit) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgChannelCloseInit
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgChannelCloseConfirm defines a msg sent by a Relayer to Chain B
+// to acknowledge the change of channel state to CLOSED on Chain A.
+func MsgChannelCloseConfirm(level types.Level, m *coreChannel.MsgChannelCloseConfirm) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgChannelCloseConfirm
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgRecvPacket receives an incoming IBC packet
+func MsgRecvPacket(level types.Level, m *coreChannel.MsgRecvPacket) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgRecvPacket
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgTimeout receives a timed-out packet
+func MsgTimeout(level types.Level, m *coreChannel.MsgTimeout) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgTimeout
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgTimeoutOnClose timed-out packet upon counterparty channel closure
+func MsgTimeoutOnClose(level types.Level, m *coreChannel.MsgTimeoutOnClose) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgTimeoutOnClose
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}
+
+// MsgAcknowledgement receives incoming IBC acknowledgement
+func MsgAcknowledgement(level types.Level, m *coreChannel.MsgAcknowledgement) (storageTypes.MsgType, []storage.AddressWithType, error) {
+	msgType := storageTypes.MsgAcknowledgement
+	addresses, err := createAddresses(addressesData{
+		{t: storageTypes.MsgAddressTypeSigner, address: m.Signer},
+	}, level)
+	return msgType, addresses, err
+}