invokeReadMulti

Execute a contract invocation in read-only mode.

Input Arguments

Parameter	Description
scriptHash: string	Script hash of the smart contract to invoke a read on
operation: string	Operation on the smart contract to call
invokeReadArgs: Argument[]	Any input arguments for the operation

Success Response

The wallet will return the direct response from the RPC node.

Parameter	Description
script: string	The script which was run
state: string	Status of the executeion
gas_consumed: string	Estimated amount of GAS to be used to execute the invocation. (Up to 10 free per transaction)
stack: Argument[]	An array of response arguments

Argument

Parameter	Description
type: 'String' | 'Boolean' | 'Hash160' | 'Hash256' | 'Integer' | 'ByteArray' | 'Array' | 'Address'	The type of the argument with you are using
value: string	String representation of the argument which you are using

Error Response

Parameter	Description
type: string	The type of error which has occured
description: string	A description of the error which has occured
data: string	Any raw data associated with the error

Example

Request

neolineN3.invokeReadMulti({
    invokeReadArgs: [
        {
            scriptHash: "d2a4cff31913016155e38e474a2c06d08be276cf",
            operation: "balanceOf",
            args: [
                {
                    type: "Address",
                    value: "NaUjKgf5vMuFt7Ffgfffcpc41uH3adx1jq",
                }
            ]
        },
        {
            scriptHash: "d2a4cff31913016155e38e474a2c06d08be276cf",
            operation: "balanceOf",
            args: [
                {
                    type: "Address",
                    value: "NaUjKgf5vMuFt7Ffgfffcpc41uH3adx1jq",
                }
            ]
        }
    ],
    signers: [
        {
            account: "2cab903ff032ac693f8514581665be534beac39f",
            scopes: 1
        }
    ]
}).then(result => {
    console.log('Read invocation result: ' + JSON.stringify(result));
})
.catch((error) => {
  const {type, description, data} = error;
  switch(type) {
    case 'NO_PROVIDER':
        console.log('No provider available.');
        break;
    case 'CONNECTION_REFUSED':
        console.log('Connection dApp not connected. Please call the "connect" function.');
        break;
    case 'RPC_ERROR':
        console.log('There was an error when broadcasting this transaction to the network.');
        break;
    default:
        // Not an expected error object.  Just write the error to the console.
        console.error(error);
        break;
  }
});

Response

[
    {
        "script": "DBRHsV1d1v6Pnc51X7CYvP4eBbMIAxHAHwwJYmFsYW5jZU9mDBTPduKL0AYsSkeO41VhARMZ88+k0kFifVtS",
        "state": "HALT",
        "stack": [
            {
                "type": "Integer",
                "value": "5293314113"
            }
        ]
    },
    {
        "script": "DBRHsV1d1v6Pnc51X7CYvP4eBbMIAxHAHwwJYmFsYW5jZU9mDBTPduKL0AYsSkeO41VhARMZ88+k0kFifVtS",
        "state": "HALT",
        "stack": [
            {
                "type": "Integer",
                "value": "5293314113"
            }
        ]
    }
]