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type Any2TVMRampMessage struct {
	Header       RampMessageHeader                     `tlb:"."`
	Sender       common.CrossChainAddress              `tlb:"^"`
	Data         common.SnakeBytes                     `tlb:"^"`
	Receiver     *address.Address                      `tlb:"addr"`
	GasLimit     tlb.Coins                             `tlb:"."`
	TokenAmounts common.SnakeRef[Any2TVMTokenTransfer] `tlb:"^"`
}

type Any2TVMTokenTransfer struct {
	SourcePoolAddress common.CrossChainAddress `tlb:"^"`
	DestPoolAddress   *address.Address         `tlb:"addr"`
	DestGasAmount     uint32                   `tlb:"## 32"`
	ExtraData         *cell.Cell               `tlb:"^"`
	Amount            *big.Int                 `tlb:"## 256"`
}

type CommitReport struct {
	PriceUpdates  PriceUpdates                       `tlb:"^"`
	MerkleRoot    MerkleRoots                        `tlb:"^"`
	RMNSignatures common.SnakeRef[common.SnakeBytes] `tlb:"^"`
}

type ExecuteReport struct {
	SourceChainSelector uint64                              `tlb:"## 64"`
	Messages            common.SnakeRef[Any2TVMRampMessage] `tlb:"^"`
	OffChainTokenData   common.SnakeRef[common.SnakeBytes]  `tlb:"^"`
	Proofs              common.SnakeRef[common.SnakeBytes]  `tlb:"^"`
	ProofFlagBits       *big.Int                            `tlb:"## 256"`
}

type GasPriceUpdate struct {
	DestChainSelector uint64   `tlb:"## 64"`
	UsdPerUnitGas     *big.Int `tlb:"## 256"`
}

type MerkleRoot struct {
	SourceChainSelector uint64                   `tlb:"## 64"`
	OnRampAddress       common.CrossChainAddress `tlb:"."`
	MinSeqNr            uint64                   `tlb:"## 64"`
	MaxSeqNr            uint64                   `tlb:"## 64"`
	MerkleRoot          []byte                   `tlb:"bits 256"`
}

type MerkleRoots struct {
	BlessedMerkleRoots   common.SnakeData[MerkleRoot] `tlb:"^"`
	UnblessedMerkleRoots common.SnakeData[MerkleRoot] `tlb:"^"`
}

type PriceUpdates struct {
	TokenPriceUpdates common.SnakeData[TokenPriceUpdate] `tlb:"^"`
	GasPriceUpdates   common.SnakeData[GasPriceUpdate]   `tlb:"^"`
}

type RampMessageHeader struct {
	MessageID           []byte `tlb:"bits 256"`
	SourceChainSelector uint64 `tlb:"## 64"`
	DestChainSelector   uint64 `tlb:"## 64"`
	SequenceNumber      uint64 `tlb:"## 64"`
	Nonce               uint64 `tlb:"## 64"`
}

type SignatureEd25519 struct {
	R      []byte `tlb:"bits 256"`
	S      []byte `tlb:"bits 256"`
	Signer []byte `tlb:"bits 256"`
}

type TVM2AnyRampMessage struct {
	Header        RampMessageHeader      `tlb:"."`
	Sender        *address.Address       `tlb:"addr"`
	Body          TVM2AnyRampMessageBody `tlb:"^"`
	FeeValueJuels *big.Int               `tlb:"## 96"`
}

type TVM2AnyRampMessageBody struct {
	Receiver       common.CrossChainAddress `tlb:"^"`
	Data           common.SnakeBytes        `tlb:"^"`
	ExtraArgs      *cell.Cell               `tlb:"^"` // TODO: common.SnakeRef[TVM2AnyTokenTransfer] once defined
	TokenAmounts   *cell.Cell               `tlb:"^"`
	FeeToken       *address.Address         `tlb:"addr"`
	FeeTokenAmount *big.Int                 `tlb:"## 256"`
}

type TokenPriceUpdate struct {
	SourceToken *address.Address `tlb:"addr"`
	UsdPerToken *big.Int         `tlb:"## 256"`
}