@screeps/engine/dist/processor/intents/creeps/_die.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, dropRate, violentDeath, { roomObjects, bulk, stats, gameTime, eventLog }, attackType) {

    if (dropRate === undefined) {
        dropRate = C.CREEP_CORPSE_RATE;
    }

    bulk.remove(object._id);
    delete roomObjects[object._id];

    let decayTime = object.body.length * C.TOMBSTONE_DECAY_PER_PART;
    if (object.tombstoneDecay) {
        decayTime = object.tombstoneDecay;
    }

    if (!attackType || attackType != C.EVENT_ATTACK_TYPE_NUKE) {
        let tombstone = {
            type: 'tombstone',
            room: object.room,
            x: object.x,
            y: object.y,
            user: object.user,
            deathTime: gameTime,
            decayTime: gameTime + decayTime,
            creepId: "" + object._id,
            creepName: object.name,
            creepTicksToLive: object.ageTime - gameTime,
            creepBody: _.map(object.body, b => b.type),
            creepSaying: object.actionLog && object.actionLog.say && object.actionLog.say.isPublic ? object.actionLog.say.message : undefined,
            store: {}
        };

        let container = _.find(roomObjects, { type: 'container', x: object.x, y: object.y });

        if (dropRate > 0 && !object.userSummoned && !object.strongholdId) {
            var lifeTime = _.any(object.body, { type: C.CLAIM }) ? C.CREEP_CLAIM_LIFE_TIME : C.CREEP_LIFE_TIME;
            var lifeRate = dropRate * object._ticksToLive / lifeTime;
            var bodyResources = { energy: 0 };

            object.body.forEach(i => {
                if (i.boost) {
                    bodyResources[i.boost] = bodyResources[i.boost] || 0;
                    bodyResources[i.boost] += C.LAB_BOOST_MINERAL * lifeRate;
                    bodyResources.energy += C.LAB_BOOST_ENERGY * lifeRate;
                }
                bodyResources.energy += Math.min(C.CREEP_PART_MAX_ENERGY, C.BODYPART_COST[i.type] * lifeRate);
            });

            _.forEach(bodyResources, (amount, resourceType) => {
                amount = Math.floor(amount);
                if (amount > 0) {
                    if (container && container.hits > 0) {
                        container.store = container.store || {};
                        let targetTotal = utils.calcResources(container);
                        let toContainerAmount = Math.min(amount, container.storeCapacity - targetTotal);
                        if (toContainerAmount > 0) {
                            container.store[resourceType] = (container.store[resourceType] || 0) + toContainerAmount;
                            bulk.update(container, { store: { [resourceType]: container.store[resourceType] } });
                            amount -= toContainerAmount;
                        }
                    }
                    if (amount > 0) {
                        tombstone.store[resourceType] = (tombstone.store[resourceType] || 0) + amount;
                    }
                }
            });

            _.forEach(object.store, (amount, resourceType) => {
                if (amount > 0) {
                    if (container && container.hits > 0) {
                        container.store = container.store || {};
                        let targetTotal = utils.calcResources(container);
                        let toContainerAmount = Math.min(amount, container.storeCapacity - targetTotal);
                        if (toContainerAmount > 0) {
                            container.store[resourceType] = (container.store[resourceType] || 0) + toContainerAmount;
                            bulk.update(container, { store: { [resourceType]: container.store[resourceType] } });
                            amount -= toContainerAmount;
                        }
                    }
                }
                if (amount > 0) {
                    tombstone.store[resourceType] = (tombstone.store[resourceType] || 0) + amount;
                }
            });
        }

        bulk.insert(tombstone);
    }

    eventLog.push({ event: C.EVENT_OBJECT_DESTROYED, objectId: object._id, data: { type: 'creep' } });

    if (violentDeath && stats && object.user != '3' && object.user != '2') {
        stats.inc('creepsLost', object.user, object.body.length);
    }
};
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