noccy/react-command-bus
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Bugfixes, reconnection in client, readme

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Chris 2024-03-01 18:19:25 +01:00
parent 6f49b69a66
commit e670d725e9
3 changed files with 25 additions and 3 deletions
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2
README.md
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@ -2,7 +2,7 @@
## Features
* Can run monolithic (create a bus and use as is), or distributed (create bus and use clients), or in a hybrid setup. The CommandBus functions identical with or without clients.
* Can run monolithic (create a bus and use as is), or distributed (create bus and use clients), or in a hybrid setup. The CommandBus functions identical with or without listeners and clients.
* All commands called asynchronously using promises and deferreds.
* Push notifications from the bus to subscribers and listeners, such as progress or log/error messages.

22
src/CommandBusClient.php
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@ -30,6 +30,8 @@ class CommandBusClient implements CommandBusInterface
private string $address;
private bool $autoReconnect = true;
public function __construct(?CommandRegistry $commandRegistry = null, ?ConnectorInterface $connector = null)
{
$this->commandRegistry = $commandRegistry;
@ -48,6 +50,7 @@ class CommandBusClient implements CommandBusInterface
public function close(): void
{
$this->autoReconnect = false;
$this->connection->close();
$this->connection->removeAllListeners();
$this->connection = null;
@ -56,15 +59,26 @@ class CommandBusClient implements CommandBusInterface
private function reconnect(): void
{
if ($this->connection) {
$this->close();
$this->connection->close();
$this->connection->removeAllListeners();
$this->connection = null;
}
$this->connector->connect($this->address)->then(
function (DuplexStreamInterface $connection) {
$this->connection = $connection;
$this->emit(self::EVENT_CONNECTED);
$connection->on('error', function () {
$this->emit(self::EVENT_DISCONNECTED);
if ($this->autoReconnect) {
Loop::addTimer(1, $this->reconnect(...));
}
});
$connection->on('close', function () {
$this->emit(self::EVENT_DISCONNECTED);
if ($this->autoReconnect) {
Loop::addTimer(1, $this->reconnect(...));
}
});
$connection->on('data', function ($data) use ($connection) {
try {
@ -128,6 +142,12 @@ class CommandBusClient implements CommandBusInterface
*/
public function execute(string $command, array $context): PromiseInterface
{
if (!$this->connection) {
return new Promise(function (callable $resolve) {
throw new \RuntimeException("Not connected to command bus.");
});
}
$deferred = new Deferred();
$message = new Message(Message::MSGTYPE_EXECUTE, [

4
src/Message.php
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@ -15,6 +15,8 @@ class Message implements JsonSerializable
const MSGTYPE_EXECUTE = 'execute';
/** @var string Execute result */
const MSGTYPE_RESULT = 'result';
/** @var string Error message */
const MSGTYPE_ERROR = 'error';
/** @var string Notify event */
const MSGTYPE_NOTIFY = 'notify';
/** @var string Registry update (command list set and update) */
@ -29,7 +31,7 @@ class Message implements JsonSerializable
public function __construct(string $messageType, array $messageData = [], ?string $uuid = null)
{
$this->uuid = ($uuid && Uuid::isValid($uuid)) ? $uuid : (string)Uuid::v7();
$this->uuid = $uuid ?? (string)Uuid::v7();
$this->messageType = $messageType;
$this->messageData = $messageData;
}