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package api
import (
"encoding/json"
"fmt"
"math/big"
"reflect"
"github.com/ethereum/go-ethereum/rpc/shared"
)
type WaitForBlockArgs struct {
MinHeight int
Timeout int // in seconds
}
func (args *WaitForBlockArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
if err := json.Unmarshal(b, &obj); err != nil {
return shared.NewDecodeParamError(err.Error())
}
if len(obj) > 2 {
return fmt.Errorf("waitForArgs needs 0, 1, 2 arguments")
}
// default values when not provided
args.MinHeight = -1
args.Timeout = -1
if len(obj) >= 1 {
var minHeight *big.Int
if minHeight, err = numString(obj[0]); err != nil {
return err
}
args.MinHeight = int(minHeight.Int64())
}
if len(obj) >= 2 {
timeout, err := numString(obj[1])
if err != nil {
return err
}
args.Timeout = int(timeout.Int64())
}
return nil
}
type MetricsArgs struct {
Raw bool
}
func (args *MetricsArgs) UnmarshalJSON(b []byte) (err error) {
var obj []interface{}
if err := json.Unmarshal(b, &obj); err != nil {
return shared.NewDecodeParamError(err.Error())
}
if len(obj) > 1 {
return fmt.Errorf("metricsArgs needs 0, 1 arguments")
}
// default values when not provided
if len(obj) >= 1 && obj[0] != nil {
if value, ok := obj[0].(bool); !ok {
return fmt.Errorf("invalid argument %v", reflect.TypeOf(obj[0]))
} else {
args.Raw = value
}
}
return nil
}
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