// PKGPATH: gno.land/r/aib/main
package main

import (
	"chain"
	"encoding/hex"
	"testing"
	"time"

	tmtesting "gno.land/p/aib/ibc/lightclient/tendermint/testing"
	"gno.land/p/aib/ibc/types"
	"gno.land/p/aib/ics23"
	"gno.land/r/aib/ibc/apps/transfer"
	"gno.land/r/aib/ibc/core"
)

// OnAcknowledgementPacket: cannot pass custom ack error in IBCv2
func main(cur realm) {
	var (
		chainID       = "chain-id-2"
		trustedHeight = types.NewHeight(2, 2)
		clientState   = tmtesting.NewClientState(chainID, trustedHeight)
		// NOTE this apphash was provided by the gen-proof command below.
		apphash, _     = hex.DecodeString("fa470da3647704716eab0024c8bcb7530760de45c6cc94c040900a3379c7747c")
		trustedValset  = tmtesting.GenValset()
		consensusState = tmtesting.GenConsensusState(time.Now(), apphash, trustedValset.Hash())
		counterpartyID = "07-tendermint-42"
	)
	clientID := core.CreateClient(cross(cur), clientState, consensusState)
	core.RegisterCounterparty(cross(cur), clientID, [][]byte{[]byte("iavlStoreKey"), []byte("prefix2")}, counterpartyID)

	// Transfer the 100ugnot we want to ack
	testing.SetRealm(testing.NewUserRealm("g1wymu47drhr0kuq2098m792lytgtj2nyx77yrsm"))
	testing.SetOriginSend(chain.NewCoins(chain.NewCoin("ugnot", 100)))
	println("----------- assert render total_escrow/ugnot before Transfer")
	println(transfer.Render("total_escrow/ugnot"))
	sendPacket, sequence := transfer.Transfer(cross(cur), clientID, "atone1user", "ugnot", 100, uint64(time.Now().Add(time.Hour).Unix()), "")
	println("----------- assert render total_escrow/ugnot after Transfer")
	println(transfer.Render("total_escrow/ugnot"))

	// Acknowledge the packet
	// Generate the proof of acknowledgement written during the RecvPacket of the
	// counterparty client.
	specs := ics23.IavlSpec()
	// NOTE code generated by:
	// go run -C ./cmd/gen-proof . 'prefix2' '07-tendermint-42' 'acknowledgement' '{"error":"oups"}'
	proof := []ics23.CommitmentProof{

		// iavl proof
		ics23.CommitmentProof_Exist{
			Exist: &ics23.ExistenceProof{
				Key:   []byte("\x70\x72\x65\x66\x69\x78\x32\x30\x37\x2d\x74\x65\x6e\x64\x65\x72\x6d\x69\x6e\x74\x2d\x34\x32\x03\x00\x00\x00\x00\x00\x00\x00\x01"),
				Value: []byte("\x50\xad\x5e\xb3\xd3\x8f\x27\x0b\x52\xd4\xc9\xbf\x0f\x2d\x2c\xba\xfb\xbf\x33\xb7\x9a\xee\x80\x01\x34\x9d\x09\x14\x1a\xd0\xa3\x53"),
				Leaf: &ics23.LeafOp{
					Hash:         specs.LeafSpec.Hash,
					PrehashKey:   specs.LeafSpec.PrehashKey,
					PrehashValue: specs.LeafSpec.PrehashValue,
					Length:       specs.LeafSpec.Length,
					Prefix:       []byte("\x00\x02\x02"),
				},
				Path: []*ics23.InnerOp{
					{
						Hash:   specs.InnerSpec.Hash,
						Prefix: []byte("\x02\x04\x02\x20\x35\xf8\xea\x80\x53\x90\xe0\x84\x85\x4f\x39\x9b\x42\xcc\xde\xae\xa3\x3a\x1d\xed\xc1\x15\x63\x8a\xc4\x8d\x06\x00\x63\x7d\xba\x1f\x20"),
						Suffix: []byte(""),
					},
					{
						Hash:   specs.InnerSpec.Hash,
						Prefix: []byte("\x04\x08\x02\x20"),
						Suffix: []byte("\x20\x79\x8e\x2c\xaa\x96\xfd\xfb\xa3\x76\xdd\xeb\x47\x99\x99\x54\xd2\xf4\x7e\x65\x16\x22\x64\xb0\x53\x6a\xb5\xdf\xf7\xfc\x0a\x2e\x07"),
					},
					{
						Hash:   specs.InnerSpec.Hash,
						Prefix: []byte("\x06\x0c\x02\x20\x9a\xf3\x7d\xd5\x95\xa0\x19\x08\x03\xb5\xe0\x5a\xae\xf4\x2a\xe3\xfa\xd4\x99\xe4\xfb\xe3\x7f\x7c\xd3\x1c\xad\xff\x22\xa9\xee\x74\x20"),
						Suffix: []byte(""),
					},
				},
			},
		},

		// rootmulti proof
		ics23.CommitmentProof_Exist{
			Exist: &ics23.ExistenceProof{
				Key:   []byte("\x69\x61\x76\x6c\x53\x74\x6f\x72\x65\x4b\x65\x79"),
				Value: []byte("\x84\x9a\xa5\x45\x77\x3c\x81\x87\xfc\xb9\x95\x2a\x35\x68\xfa\x9d\x24\xcd\x38\x4e\xcf\x85\x3e\xee\xb9\xdb\xe1\x00\x34\x4c\xcc\x4f"),
				Leaf: &ics23.LeafOp{
					Hash:         specs.LeafSpec.Hash,
					PrehashKey:   specs.LeafSpec.PrehashKey,
					PrehashValue: specs.LeafSpec.PrehashValue,
					Length:       specs.LeafSpec.Length,
					Prefix:       []byte("\x00"),
				},
				Path: []*ics23.InnerOp{},
			},
		},
	}

	ackPacket := types.MsgAcknowledgement{
		Packet: types.Packet{
			Sequence:          sequence,
			SourceClient:      clientID,
			DestinationClient: counterpartyID,
			TimeoutTimestamp:  sendPacket.TimeoutTimestamp,
			Payloads:          sendPacket.Payloads,
		},
		Acknowledgement: types.Acknowledgement{
			AppAcknowledgements: [][]byte{[]byte(`{"error":"oups"}`)},
		},
		ProofAcked:  proof,
		ProofHeight: trustedHeight,
	}

	core.Acknowledgement(cross(cur), ackPacket)
}

// Error:
// acknowledgement packet failed for payload #0 app "transfer": cannot pass in a custom error acknowledgement with IBC v2