PHP code example of maduser / argon-workflows

1. Go to this page and download the library: Download maduser/argon-workflows library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

maduser / argon-workflows example snippets


$context = new MyContext(state: 'start');

$registry = new StateHandlerRegistry();
$registry->register('start', new StartHandler());
$registry->register('next', new NextHandler());

$workflow = new WorkflowDefinition(
    staticTransitions: ['start' => 'next'],
    signalTransitions: ['done' => 'final']
);

$workflows = new WorkflowRegistry();
$workflows->add('default', $workflow);

$runner = new WorkflowRunner(
    $registry,
    new TransitionResolver(),
    $workflows,
    maxSteps: 1000
);

$finalContext = $runner->run($context);


$observer = new MyExecutionObserver();
$runner = new WorkflowRunner(
    $registry,
    new TransitionResolver(),
    $workflows,
    null,
    $observer
);

$finalContext = $runner->run($context, 'default', runId: 'job-123');


return new HandlerResult(
    context: $context,
    signals: ['done' => true]
);


$graph = $workflow->toGraph();


final class Agent
{
    public function __construct(
        private WorkflowRunner $workflowRunner,
    ) {}

    public function run(string $agentId, string $input): LLMResponse
    {
        $context = new AgentContext(agentId: $agentId, input: $input);
        $result = $this->workflowRunner->run($context, 'default', runId: $context->agentId);

        return $result->getFinalResponse()
            ?? throw new RuntimeException('Agent completed but returned no response.');
    }
}