pic-js-mops/dist/pocket-ic-actor.js

An Internet Computer Protocol canister testing library for TypeScript and JavaScript.

import { IDL } from '@icp-sdk/core/candid';
import { Principal } from '@icp-sdk/core/principal';
import { decodeCandid } from './util/index.js';
export function createActorClass(interfaceFactory, canisterId, pocketIcClient) {
    const service = interfaceFactory({ IDL });
    let sender = null;
    function createActorMethod(methodName, func) {
        if (func.annotations.includes('query') ||
            func.annotations.includes('composite_query')) {
            return createQueryMethod(methodName, func);
        }
        return createCallMethod(methodName, func);
    }
    function getSender() {
        return sender ?? Principal.anonymous();
    }
    function createQueryMethod(method, func) {
        return async function (...args) {
            const arg = IDL.encode(func.argTypes, args);
            const sender = getSender();
            const res = await pocketIcClient.queryCall({
                canisterId,
                sender,
                method,
                payload: new Uint8Array(arg),
            });
            return decodeCandid(func.retTypes, res.body);
        };
    }
    function createCallMethod(method, func) {
        return async function (...args) {
            const arg = IDL.encode(func.argTypes, args);
            const sender = getSender();
            const res = await pocketIcClient.updateCall({
                canisterId,
                sender,
                method,
                payload: new Uint8Array(arg),
            });
            return decodeCandid(func.retTypes, res.body);
        };
    }
    function Actor() { }
    Actor.prototype.setPrincipal = function (newSender) {
        sender = newSender;
    };
    Actor.prototype.setIdentity = function (identity) {
        sender = identity.getPrincipal();
    };
    service._fields.forEach(([methodName, func]) => {
        Actor.prototype[methodName] = createActorMethod(methodName, func);
    });
    return Actor;
}
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