@screeps/engine/dist/processor/intents/extensions/transfer.js

This is a module for Screeps standalone server. See [main repository](https://github.com/screeps/screeps) for more info.

'use strict';

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var _ = require('lodash'),
    utils = require('../../../utils'),
    driver = utils.getDriver(),
    C = driver.constants;

module.exports = function (object, intent, roomObjects, roomTerrain, bulk) {

    if (!_.contains(C.RESOURCES_ALL, intent.resourceType)) {
        return;
    }

    var target = roomObjects[intent.id];
    if (!target || target.type != 'creep' || utils.calcResources(target) >= target.energyCapacity || intent.amount < 0) {
        return;
    }
    if (Math.abs(target.x - object.x) > 1 || Math.abs(target.y - object.y) > 1) {
        return;
    }
    var amount = intent.amount;
    if (utils.calcResources(target) + amount > target.energyCapacity) {
        amount = target.energyCapacity - utils.calcResources(target);
    }
    if (!(object[intent.resourceType] >= amount)) {
        return;
    }

    target[intent.resourceType] = target[intent.resourceType] || 0;
    target[intent.resourceType] += amount;
    object[intent.resourceType] -= amount;

    bulk.update(object, _defineProperty({}, intent.resourceType, object[intent.resourceType]));
    bulk.update(target, _defineProperty({}, intent.resourceType, target[intent.resourceType]));
};
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