<?php

class ApiController
{

    public static function actionVersion()
    {
        Ajax::success([
            'env' => APP_ENV,
            'version' => Api::$version,
        ]);
    }

    public static function actionElasticHealthCheck()
    {
        header('Access-Control-Allow-Origin: *');
        header('Content-Type: application/json');
        $indicesData = json_decode(file_get_contents('http://84.201.165.2:9200/_cat/indices?format=json'));

        $state = 'ok';
        $msg = '';
        if (empty($indicesData)) {
            json_encode(['state' => 'error', 'msg' => 'No elastic health check data found.']);
            exit;
        }

        foreach ($indicesData as $row) {
            if ($row->health !== 'green' || $row->{'docs.count'} < 1) {
                $state = 'error';
                $msg .= $row->index . ' (' . $row->heatlh . ')';
            }
        }

        echo json_encode(compact('state', 'msg'));
        exit;
    }
}