@screeps/engine/dist/processor/intents/creeps/rangedMassAttack.js

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

'use strict';

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

module.exports = function (object, intent, scope) {
    const roomObjects = scope.roomObjects,
          roomController = scope.roomController,
          gameTime = scope.gameTime;


    if (object.type != 'creep') {
        return;
    }
    if (object.spawning) {
        return;
    }

    var attackPower = utils.calcBodyEffectiveness(object.body, C.RANGED_ATTACK, 'rangedMassAttack', C.RANGED_ATTACK_POWER);

    if (attackPower == 0) {
        return;
    }
    if (roomController && roomController.user != object.user && roomController.safeMode > gameTime) {
        return;
    }

    var targets = _.filter(roomObjects, i => {
        return (!_.isUndefined(i.user) || i.type == 'powerBank') && i.user != object.user && i.x >= object.x - 3 && i.x <= object.x + 3 && i.y >= object.y - 3 && i.y <= object.y + 3;
    });

    var distanceRate = { 0: 1, 1: 1, 2: 0.4, 3: 0.1 };

    for (var i in targets) {

        var target = targets[i];

        if (target.type != 'rampart' && _.find(roomObjects, { type: 'rampart', x: target.x, y: target.y })) {
            continue;
        }
        if (!target.hits) {
            continue;
        }
        if (target.type == 'creep' && target.spawning) {
            continue;
        }
        if (_.some(target.effects, e => e.endTime >= gameTime && (e.power == C.PWR_FORTIFY || e.effect == C.EFFECT_INVULNERABILITY))) {
            continue;
        }

        var distance = Math.max(Math.abs(object.x - target.x), Math.abs(object.y - target.y));

        var targetAttackPower = Math.round(attackPower * distanceRate[distance]);

        require('../_damage')(object, target, targetAttackPower, C.EVENT_ATTACK_TYPE_RANGED_MASS, scope);
    }

    object.actionLog.rangedMassAttack = {};
};
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