contract

type ChainService interface {
	BestChain() (uint64, bc.Hash)
	FinalizedHeight() uint64
	GetBlockByHash(*bc.Hash) (*types.Block, error)
	GetBlockByHeight(uint64) (*types.Block, error)
	BlockWaiter(height uint64) <-chan struct{}
}

type ChainStatus struct {
	BlockHeight uint64  `json:"block_height"`
	BlockHash   bc.Hash `json:"block_hash"`
}

type Contract struct {
	Hash            chainjson.HexBytes `json:"id"`
	Alias           string             `json:"alias"`
	Contract        chainjson.HexBytes `json:"contract"`
	CallProgram     chainjson.HexBytes `json:"call_program"`
	RegisterProgram chainjson.HexBytes `json:"register_program"`
}

type Infrastructure struct {
	Chain      ChainService
	Repository Repository
}

type Instance struct {
	TraceID       string   `json:"trace_id"`
	UTXOs         []*UTXO  `json:"utxos"`
	TxHash        *bc.Hash `json:"tx_hash"`
	Status        Status   `json:"status"`
	EndedHeight   uint64   `json:"ended_height"`
	ScannedHash   bc.Hash  `json:"scanned_hash"`
	ScannedHeight uint64   `json:"scanned_height"`
	Unconfirmed   []*TreeNode
}

type Registry struct {
	// contains filtered or unexported fields
}

type Repository interface {
	GetInstance(traceID string) (*Instance, error)
	LoadInstances() ([]*Instance, error)
	SaveInstances(instances []*Instance) error
	SaveInstancesWithStatus(instances []*Instance, blockHeight uint64, blockHash bc.Hash) error
	RemoveInstance(traceID string)
	GetChainStatus() *ChainStatus
	SaveChainStatus(status *ChainStatus) error
}

type Status uint8

type TraceService struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

type TraceStore struct {
	// contains filtered or unexported fields
}

type TraceUpdater struct {
	*TraceService
	// contains filtered or unexported fields
}

type TreeNode struct {
	TxHash   bc.Hash     `json:"tx_hash"`
	UTXOs    []*UTXO     `json:"utxos"`
	Children []*TreeNode `json:"children"`
}

type UTXO struct {
	Hash      bc.Hash    `json:"hash"`
	AssetID   bc.AssetID `json:"asset_id"`
	Amount    uint64     `json:"amount"`
	Program   []byte     `json:"program"`
	SourceID  bc.Hash    `json:"source_id"`
	SourcePos uint64     `json:"source_pos"`
	StateData [][]byte   `json:"state_data"`
}