redis-smq
Version:
A simple high-performance Redis message queue for Node.js.
40 lines • 1.85 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports._saveConsumerGroup = _saveConsumerGroup;
const redis_smq_common_1 = require("redis-smq-common");
const redis_keys_js_1 = require("../../../common/redis-keys/redis-keys.js");
const _get_queue_properties_js_1 = require("../../queue/_/_get-queue-properties.js");
const index_js_1 = require("../../queue/index.js");
const index_js_2 = require("../errors/index.js");
function _saveConsumerGroup(redisClient, eventBus, queue, groupId, cb) {
const gid = redis_keys_js_1.redisKeys.validateRedisKey(groupId);
if (gid instanceof Error)
cb(new index_js_2.ConsumerGroupsInvalidGroupIdError());
else {
redis_smq_common_1.async.waterfall([
(cb) => (0, _get_queue_properties_js_1._getQueueProperties)(redisClient, queue, (err, properties) => {
if (err)
cb(err);
else if (!properties)
cb(new redis_smq_common_1.CallbackEmptyReplyError());
else if (properties.deliveryModel !== index_js_1.EQueueDeliveryModel.PUB_SUB)
cb(new index_js_2.ConsumerGroupsConsumerGroupsNotSupportedError());
else
cb();
}),
(cb) => {
const { keyQueueConsumerGroups } = redis_keys_js_1.redisKeys.getQueueKeys(queue, gid);
redisClient.sadd(keyQueueConsumerGroups, gid, (err, reply) => {
if (err)
cb(err);
else {
if (reply)
eventBus.emit('queue.consumerGroupCreated', queue, groupId);
cb(null, reply);
}
});
},
], cb);
}
}
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