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path: root/rpc/jeth.go
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package rpc

import (
    "encoding/json"
    // "fmt"
    "github.com/obscuren/otto"
)

type Jeth struct {
    ethApi *EthereumApi
    toVal  func(interface{}) otto.Value
}

func NewJeth(ethApi *EthereumApi, toVal func(interface{}) otto.Value) *Jeth {
    return &Jeth{ethApi, toVal}
}

func (self *Jeth) err(code int, msg string, id interface{}) otto.Value {
    rpcerr := &RpcErrorObject{code, msg}
    rpcresponse := &RpcErrorResponse{Jsonrpc: jsonrpcver, Id: id, Error: rpcerr}
    return self.toVal(rpcresponse)
}

func (self *Jeth) Send(call otto.FunctionCall) (response otto.Value) {
    reqif, err := call.Argument(0).Export()
    if err != nil {
        return self.err(-32700, err.Error(), nil)
    }

    jsonreq, err := json.Marshal(reqif)

    var req RpcRequest
    err = json.Unmarshal(jsonreq, &req)

    var respif interface{}
    err = self.ethApi.GetRequestReply(&req, &respif)
    if err != nil {
        return self.err(-32603, err.Error(), req.Id)
    }
    rpcresponse := &RpcSuccessResponse{Jsonrpc: jsonrpcver, Id: req.Id, Result: respif}
    response = self.toVal(rpcresponse)
    return
}