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Extract Attributes to contract struct

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This commit is contained in:
Eric Meyer
2017-11-30 16:15:32 -06:00
parent 687af1f3d4
commit 5c18639ef4
5 changed files with 128 additions and 110 deletions
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pkg/geth/contract.go
+20 -11
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@@ -17,18 +17,13 @@ var (
ErrInvalidStateAttribute = errors.New("invalid state attribute")
)
func (blockchain *GethBlockchain) GetContractAttributes(contractHash string) (core.ContractAttributes, error) {
abiFilePath := filepath.Join(config.ProjectRoot(), "contracts", "public", fmt.Sprintf("%s.json", contractHash))
parsed, _ := ParseAbiFile(abiFilePath)
var contractAttributes core.ContractAttributes
for _, abiElement := range parsed.Methods {
if (len(abiElement.Outputs) > 0) && (len(abiElement.Inputs) == 0) && abiElement.Const {
attributeType := abiElement.Outputs[0].Type.String()
contractAttributes = append(contractAttributes, core.ContractAttribute{abiElement.Name, attributeType})
}
func (blockchain *GethBlockchain) GetContract(contractHash string) (core.Contract, error) {
attributes, err := blockchain.getContractAttributes(contractHash)
if err != nil {
return core.Contract{}, err
} else {
return core.Contract{Attributes: attributes}, nil
}
sort.Sort(contractAttributes)
return contractAttributes, nil
}
func (blockchain *GethBlockchain) GetContractStateAttribute(contractHash string, attributeName string) (interface{}, error) {
@@ -44,6 +39,20 @@ func (blockchain *GethBlockchain) GetContractStateAttribute(contractHash string,
return result, nil
}
func (blockchain *GethBlockchain) getContractAttributes(contractHash string) (core.ContractAttributes, error) {
abiFilePath := filepath.Join(config.ProjectRoot(), "contracts", "public", fmt.Sprintf("%s.json", contractHash))
parsed, _ := ParseAbiFile(abiFilePath)
var contractAttributes core.ContractAttributes
for _, abiElement := range parsed.Methods {
if (len(abiElement.Outputs) > 0) && (len(abiElement.Inputs) == 0) && abiElement.Const {
attributeType := abiElement.Outputs[0].Type.String()
contractAttributes = append(contractAttributes, core.ContractAttribute{abiElement.Name, attributeType})
}
}
sort.Sort(contractAttributes)
return contractAttributes, nil
}
func bindContract(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor) (*bind.BoundContract, error) {
abiFilePath := filepath.Join(config.ProjectRoot(), "contracts", "public", fmt.Sprintf("%s.json", address.Hex()))
parsed, err := ParseAbiFile(abiFilePath)