<?php
class SdMetier_Defaillance_Detect
{
    protected $debug = false;

    protected $FJ;
    protected $BilanCloture;
    protected $InseeActif;
    protected $RcsActif;

    protected $Situation = '';
    protected $SituationDateStart;
    protected $SituationDateEnd;
    protected $SituationLastEven = '';
    protected $SituationNbMonthPast = 0;
    protected $PlanDateStart;
    protected $PlanDateEnd;
    protected $PlanPeriod = 120;

    protected $ListEvenProcol = array(50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 1100,1101,1102,1110,1111,1115,1116,1118,1119,1120,1200,1201,1202,1203,1204,1205,1206,1207,1208,1209,1210,1211,1212,1214,1215,1216,1217,1218,1219,1300,1301,1302,1303,1304,1305,1306,1307,1308,1309,1310,1311,1312,1313,1314,1346,1400,1401,1402,1403,1404,1405,1406,1407,1408,1409,1410,1411,1412,1413,1414,1415,1416,1417,1418,1419,1420,1421,1423,1425,1430,1431,1435,1436,1440,1445,1450,1455,1460,1463,1465,1470,1472,1474,1475,1480,1490,1500,1501,1502,1503,1504,1505,1506,1507,1508,1509,1510,1511,1512,1513,1514,1515,1517,1518,1519,1520,1521,1522,1525,1530,1535,1540,1541,1542,1543,1544,1545,1546,1580,1600,1601,1602,1603,1604,1605,1610,1611,1620,1640,1645,1650,1700,1800,1801,1900,1901,1999);
    protected $ListEvenProcolDelete = array(); // @todo : Liste des evenements procol avec affProcol
    protected $ListEvenAbsorption = array(2720, 2721);
    protected $ListEvenRadiation = array(40, 41, 42, 2202, 2203, 2204, 2210, 2211, 2212, 6000, 6001, 6002, 6003, 6004, 6005, 6100, 6200, 6300, 6400, 6500, 6600, 6700, 8090);
    protected $ListEvenDissolution = array(2202, 2203, 2204, 2210, 2211, 2212);

    protected $ProcolMaxYear = 12;

    protected $EvenDateJugement;
    protected $EvenCode;
    protected $EvenTxt;
    protected $EvenDelete = 0;

    protected $DateToday;

    /**
     * Timeline des événements de défaillance
     *  { Situation, Even, DateStart, DateEnd }
     * @var array
     */
    protected $Timeline;

    /**
     * Détection des défaillances
     * Instancier la class, puis sur chaque annonce faire le traitement.
     */
    public function __construct()
    {
        if ($this->debug) file_put_contents('procol.log', "=== Situation Juridique ===\n");

        // Définir la date du jour
        $this->DateToday = date('Ymd');

        // Définir la liste des évenéments de la rubrique procol avec le paramètre d'effacement
        $this->ListEvenProcol = array();
    }

    public function setFJ($val)
    {
        $this->FJ = $val;
    }

    public function setBilanCloture($val)
    {
        $this->BilanCloture = $val;
    }

    public function setInseeActif($val)
    {
        $this->InseeActif = $val;
    }

    public function setRcsActif($val)
    {
        $this->RcsActif = $val;
    }

    /**
     * Retourne la situation
     * @return string
     *  Code situation juridique
     */
    public function getSituation()
    {
        return $this->Situation;
    }

    /**
     * Retourne la timeline
     * @return array
     */
    public function getTimeline()
    {
        return $this->Timeline;
    }

    /**
     * Lecture de la période et de la date
     * @param string $txt
     */
    public function planPeriod($txt)
    {
        if ( preg_match('/dur.e(?:.*)plan(?:.*)(\d+)\s+ans?/Uisu', $txt, $matches) ) {
            $this->PlanPeriod = $matches[1] * 12; // 10 ans = 120 mois
        }
    }

    /**
     * Calcul de la date de fin du plan
     */
    public function planEnd()
    {
        $calc = new \DateTime();
        $calc->createFromFormat('Ymd', $this->PlanDateStart);
        $interval = new \DateInterval('P'.$this->PlanPeriod.'M');
        $calc->add($interval);
        $this->PlanDateEnd = $calc->format('Ymd');
    }

    public function situationEnd()
    {
        $calc = new \DateTime();
        $calc->createFromFormat('Ymd', $this->SituationDateStart);
        $interval = new \DateInterval('P'.$this->ProcolMaxYear.'M');
        $calc->add($interval);
        $this->SituationDateEnd = $calc->format('Ymd');
    }

    public function nbMonthPast($date)
    {
        $date1 = new \DateTime();
        $date1->createFromFormat('Ymd', $date);
        $date2 = new \DateTime();
        $diff = $date2->diff($date1)->m;
        return $diff;
    }

    /**
     * Traite l'annonce dans le flux en executant les règles
     * @param stdClass $ann
     *  date, code, txt
     */
    public function parse($ann)
    {
        $this->EvenDateJugement = $ann->date;
        $this->EvenCode = $ann->code;
        $this->EvenTxt = $ann->txt;

        // Marqueur d'effacement de la procol
        if (in_array($this->EvenCode, $this->ListEvenProcolDelete)) {
            $this->EvenDelete = $this->ListEvenProcolDelete[$this->EvenCode];
        }

        // Evenement procol précédent
        if (count($this->Timeline) > 0) {
            $last = end($this->Timeline);
            $this->SituationLastEven = $last['even'];
            $this->SituationNbMonthPast = $this->nbMonthPast($last['DateStart']);
        }

        // --- Variable pour le plan
        $this->PlanDateStart = $this->EvenDateJugement;
        $this->planPeriod($this->EvenTxt);
        $this->planEnd();

        // Lancement des règles
        $this->rules();
    }

    /**
     * Execution des règles
     */
    protected function rules()
    {
        $rules = include __DIR__ . '/DetectTable.php';
        $setSituation = false;
        // Parcours des règles
        foreach ($rules as $rule) {
            $result = $this->params($rule['params']);
            if ($result === true) {
                // Defintion paramètres situation
                $this->SituationDateStart = $ann->date;
                $this->situationEnd();

                // Enregistrement dans la timeline
                $this->Timeline[] = array(
                    'Situation' => $this->Situation,
                    'Even'      => $this->EvenCode,
                    'DateStart' => $this->SituationDateStart,
                    'DateEnd'   => $this->SituationDateEnd,
                );

            }
        }
    }

    /**
     * Execution des conditions
     * @param array $conditions
     */
    protected function params($conditions)
    {
        $cNb = count($conditions);
        $cIncr = 0;
        foreach ($conditions as $cond) {
            $result = $this->paramEval($cond['var'], $cond['op'], $cond['value']);
            if ($result === false) {
                return false;
            }
            if ($cNb == $cIncr) {
                return true;
            }
            $cIncr++;
        }
    }

    /**
     * Transformation des variables
     * @param string $val
     * @return number|mixed|NULL
     */
    protected function paramValue($val)
    {
        if ( is_numeric($val) ) {
            return (float) $val;
        }

        if ( is_string($val) && defined('self::'.$val) ) {
            return constant('self::'.$val);
        }

        if ( is_string($val) ) {
            return $this->{$val};
        }

        return null;
    }

    /**
     * Evaluation de la condition
     * @param string $var
     * @param string $op
     * @param string $value
     * @return boolean|NULL
     */
    protected function paramEval($var, $op, $value)
    {
        // Valeur réelle
        $valueReal = $this->paramValue($value);

        // Operation
        switch ($op) {
            case 'SET':

                break;

            case 'MIN':
                if ( $this->{$var} !== null && $this->{$var} > $valueReal ) {
                    return true;
                }
                return false;
                break;

            case 'MAX':
                if ( $this->{$var} !== null && $this->{$var} < $valueReal ) {
                    return true;
                }
                return false;
                break;

            case 'EGAL':
                if ( $this->{$var} == $valueReal ) {
                    return true;
                }
                return false;
                break;

            case 'LIST':
                if ( $valueReal !== null && in_array($this->{$var}, $valueReal) ) {
                    return true;
                }
                return false;
                break;
        }

        return null;
    }

}