Files
DiceCloud/app/imports/api/creature/actions/doAction.js

90 lines
2.9 KiB
JavaScript

import SimpleSchema from 'simpl-schema';
import { ValidatedMethod } from 'meteor/mdg:validated-method';
import { RateLimiterMixin } from 'ddp-rate-limiter-mixin';
import CreatureProperties, { getCreature, damagePropertyWork, adjustQuantityWork } from '/imports/api/creature/CreatureProperties.js';
import { assertEditPermission } from '/imports/api/creature/creaturePermissions.js';
import { recomputeCreatureByDoc } from '/imports/api/creature/computation/recomputeCreature.js';
const doAction = new ValidatedMethod({
name: 'creatureProperties.doAction',
validate: new SimpleSchema({
actionId: SimpleSchema.RegEx.Id,
}).validator(),
mixins: [RateLimiterMixin],
rateLimit: {
numRequests: 10,
timeInterval: 5000,
},
run({actionId}) {
let action = CreatureProperties.findOne(actionId);
// Check permissions
let creature = getCreature(action);
assertEditPermission(creature, this.userId);
doActionWork(action);
// Note this only recomputes the top-level creature, not the nearest one
recomputeCreatureByDoc(creature);
},
});
function doActionWork(action){
spendResources(action);
}
function spendResources(action){
// Check Uses
if (action.usesUsed >= action.usesResult){
throw new Meteor.Error('Insufficient Uses',
'This action has no uses left');
}
// Resources
if (action.insufficientResources){
throw new Meteor.Error('Insufficient Resources',
'This creature doesn\'t have sufficient resources to perform this action');
}
// Items
let itemQuantityAdjustments = [];
action.resources.itemsConsumed.forEach(itemConsumed => {
if (!itemConsumed.itemId){
throw new Meteor.Error('Ammo not selected',
'No ammo was selected for this action');
}
let item = CreatureProperties.findOne(itemConsumed.itemId);
if (!item || item.ancestors[0].id !== action.ancestors[0].id){
throw new Meteor.Error('Ammo not found',
'The action\'s ammo was not found on the creature');
}
if (!item.equipped){
throw new Meteor.Error('Ammo not equipped',
'The selected ammo is not equipped');
}
if (!itemConsumed.quantity) return;
itemQuantityAdjustments.push({
property: item,
operation: 'increment',
value: itemConsumed.quantity,
});
});
// No more errors should be thrown after this line
// Now that we have confirmed that there are no errors, do actual work
//Items
itemQuantityAdjustments.forEach(adjustQuantityWork);
// Use uses
CreatureProperties.update(action._id, {
$inc: {usesUsed: 1}
}, {
selector: action
});
// Damage stats
action.resources.attributesConsumed.forEach(attConsumed => {
if (!attConsumed.quantity) return;
let stat = CreatureProperties.findOne(attConsumed.statId);
damagePropertyWork({
property: stat,
operation: 'increment',
value: attConsumed.quantity,
});
});
}
export default doAction;