Files
DiceCloud/app/imports/server/publications/singleCharacter.js
Stefan Zermatten ccc861b6fa Improved character subscription performance
By limiting fields that can trigger an autorun
2022-05-11 15:52:44 +02:00

59 lines
1.5 KiB
JavaScript

import SimpleSchema from 'simpl-schema';
import Creatures from '/imports/api/creature/creatures/Creatures.js';
import CreatureProperties from '/imports/api/creature/creatureProperties/CreatureProperties.js';
import CreatureLogs from '/imports/api/creature/log/CreatureLogs.js';
import { assertViewPermission } from '/imports/api/creature/creatures/creaturePermissions.js';
import computeCreature from '/imports/api/engine/computeCreature.js';
import VERSION from '/imports/constants/VERSION.js';
let schema = new SimpleSchema({
creatureId: {
type: String,
regEx: SimpleSchema.RegEx.Id,
},
});
Meteor.publish('singleCharacter', function(creatureId){
try {
schema.validate({ creatureId });
} catch (e){
this.error(e);
}
this.autorun(function (computation){
const userId = this.userId;
const creature = Creatures.findOne({
_id: creatureId,
}, {
fields: {
owner: 1,
readers: 1,
writers: 1,
public: 1,
computeVersion: 1,
}
});
try { assertViewPermission(creature, userId) }
catch(e){ return [] }
if (creature.computeVersion !== VERSION && computation.firstRun){
try {
computeCreature(creatureId)
}
catch(e){ console.error(e) }
}
return [
Creatures.find({
_id: creatureId,
}),
CreatureProperties.find({
'ancestors.id': creatureId,
}),
CreatureLogs.find({
creatureId,
}, {
limit: 20,
sort: {date: -1},
}),
];
});
});