src

type AcceptTransferredOwner struct {
	AcceptedAddr string `json:"accepted_address"`
}

type Approve struct {
	Spender string `json:"spender"`
	Value   uint64 `json:"value"`
}

type Balance struct {
	Address []byte `json:"address"`
}

type BalanceResponse struct {
	Value uint64 `json:"value"`
}

type Erc20 interface {
	Name() string
	Symbol() string
	Decimals() uint64
	TotalSupply() uint64
	BalanceOf(addr []byte) uint64
	Transfer(toAddr []byte, value uint64) bool
	TransferFrom(form, to []byte, value uint64) bool
	Approve(spender []byte, value uint64) bool
	EventOfTransfer(from, to []byte, value uint64)
	EventOfApproval(owner, spender []byte, value uint64)
	Assign(addr []byte, value uint64)
	//Management of contract meta data
	SaveState() bool
}

type Handler struct {
	Transfer              Transfer               `json:"transfer,omitempty"`
	TransferFrom          TransferFrom           `json:"transfer_from,omitempty"`
	Approve               Approve                `json:"approve,omitempty"`
	TransferOwner         TransferOwner          `json:"transfer_owner,omitempty"`
	AcceptedTransferOwner AcceptTransferredOwner `json:"accept_transfer_owner,omitempty"`
}

type InitMsg struct {
	Name        string `json:"name"`
	Symbol      string `json:"symbol"`
	Decimal     uint64 `json:"decimal"`
	TotalSupply uint64 `json:"total_supply"`
}

type Owner interface {
	//init owner once
	Owned(ownerAddr []byte)

	//get current owner address
	GetOwner() []byte

	//get new owner address
	GetNewOwner() []byte

	//transfer contract owner from `sender` to `newer`
	TransferOwnership(sender, newer []byte)

	//check is `addr` is an ownership of this contract
	OnlyOwner(addr []byte) bool

	//event of ownership transferred
	OwnershipTransferred(from, to []byte)

	AcceptTransfer(sender, to []byte)

	SaveOwner() bool
	LoadOwner() bool
}

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

type Querier struct {
	Balance Balance `json:"balance"`
}

type State struct {
	NameOfToken   string `json:"name"`
	SymbolOfToken string `json:"symbol"`
	DecOfTokens   uint64 `json:"decimals"`
	TotalSupplyOf uint64 `json:"total_supply"`
}

type Transfer struct {
	ToAddr string `json:"to"`
	Value  uint64 `json:"value"`
}

type TransferFrom struct {
	FromAddr string `json:"from"`
	ToAddr   string `json:"to"`
	Value    uint64 `json:"value"`
}

type TransferOwner struct {
	NewOwner string `json:"new_owner"`
}