API Charts
This is the official documentation of the forestadmin/laravel-forestadmin v2+ and forestadmin/symfony-forestadmin PHP agents.
API charts in the legacy agents were declared using routes.
In the new agent, you will need to use either the agent.addChart or the collection.addChart function, depending on if the chart is to be displayed on a record of a collection or a dashboard.
Code cheatsheet
route in web.php
$agent->addChart collection.addChart(...)
render Chart
return $resultBuilder->value(...) return $resultBuilder->distribution(...)
request object
$context->recordId
How to migrate
Migrating should be straightforward: the only differences are that:
- dashboard charts are now declared using the - agent.addChartfunction.
- collection charts are now declared using the - collection.addChartfunction, and access the record id using- context.recordIdinstead of- request.query?.record_id.
- Both types should use the - resultBuilderhelper to return the chart data.
- Define a new route in - web.php:
- Setup an action into a controller 
<?php
namespace App\Http\Controllers;
use ForestAdmin\LaravelForestAdmin\Facades\ChartApi;
use Stripe\StripeClient;
class ChartsController extends Controller
{
    public function mrr()
    {
        $mrr = 0;
        $stripe = new StripeClient('sk_AABBCCDD11223344');
        $charges = $stripe->charges->all(['limit' => 3]);
        foreach ($charges as $charge) {
            $mrr += $charge->amount;
        }
        return ChartApi::renderValue($mrr);
    }
}<?php
use ForestAdmin\AgentPHP\Agent\Builder\AgentFactory;
use ForestAdmin\AgentPHP\DatasourceEloquent\EloquentDatasource;
use ForestAdmin\AgentPHP\DatasourceCustomizer\Context\AgentCustomizationContext;
use ForestAdmin\AgentPHP\DatasourceCustomizer\Decorators\Chart\ResultBuilder;
use ForestAdmin\AgentPHP\DatasourceToolkit\Components\Query\Aggregation;
use ForestAdmin\AgentPHP\DatasourceToolkit\Components\Query\ConditionTree\ConditionTreeFactory;
use ForestAdmin\AgentPHP\DatasourceToolkit\Components\Query\ConditionTree\Operators;
use ForestAdmin\AgentPHP\DatasourceToolkit\Components\Query\Filters\Filter;
return static function () {
	$forestAgent = app()->make(AgentFactory::class);
    $forestAgent->addDatasource(
        new EloquentDatasource(...),
    )
    ->addChart(
    'monthlyRecuringRevenue',
    function (AgentCustomizationContext $context, ResultBuilder $resultBuilder) {
        $mrr = 0;
        $stripe = new StripeClient('sk_AABBCCDD11223344');
        $charges = $stripe->charges->all(['limit' => 3]);
        foreach ($charges as $charge) {
            $mrr += $charge->amount;
        }
        return $resultBuilder->value($mrr)
    }
);
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