<?php

namespace BitCode\BitForm\Core\Fallback;

use BitCode\BitForm\Admin\Form\AdminFormHandler;
use BitCode\BitForm\Core\Database\FormModel;

class Field {
  public function buttonValidsObject() {
    $formModel = new FormModel();
    $forms = $formModel->get(
      ['id', 'form_content']
    );

    if (!is_wp_error($forms)) {
      foreach ($forms as $form) {
        $formID = $form->id;
        $formContent = json_decode($form->form_content);
        $fields = $formContent->fields;

        foreach ($fields as $fldKey => $fldData) {
          if ('button' === $fldData->typ && !isset($fldData->valid)) {
            $fldData->valid = (object) [];
          }
          $fields->{$fldKey} = $fldData;
        }

        $formContent->fields = $fields;

        $formModel->update(
          [
            'form_content' => wp_json_encode($formContent),
          ],
          [
            'id' => $formID,
          ]
        );
      }
    }
  }

  public function addButton() {
    // if version is lower or equal than 1.3.13
    $formModel = new FormModel();
    $forms = $formModel->get(
      ['id', 'form_content'],
      [
        'form_content' => ['operator' => 'LIKE', 'value' => '%\"buttons\":%'],
      ]
    );
    if (!is_wp_error($forms)) {
      $adminFormHandler = new AdminFormHandler();
      foreach ($forms as $form) {
        $formID = $form->id;
        $formContent = json_decode($form->form_content);
        $fields = json_encode($formContent->fields);
        if (isset($formContent->buttons)) {
          if (false === strpos($fields, '"btnTyp":"submit"')) {
            $align = isset($formContent->buttons->align) ? $formContent->buttons->align : 'right';
            $btnSiz = isset($formContent->buttons->btnSiz) ? $formContent->buttons->btnSiz : 'md';
            $fulW = isset($formContent->buttons->fulW) ? $formContent->buttons->fulW : false;
            $btnData = [
              'typ'    => 'button',
              'btnSiz' => $btnSiz,
              'fulW'   => $fulW,
            ];
            $newID = 0;
            foreach ($formContent->fields as $key => $value) {
              $oldID = \preg_replace('/bf?\d+-(\d+)-?/', '$1', $key);
              if ($oldID > $newID) {
                $newID = $oldID;
              }
            }
            $newID = $newID + 1;
            $sBtnID = "bf${formID}-${newID}";
            $lY = 0;
            $mY = 0;
            $sY = 0;
            foreach ($formContent->layout->lg as $lg) {
              if ($lg->y > $lY) {
                $lY = $lg->y;
              }
            }
            $lY = $lY + $lg->h + 1;
            foreach ($formContent->layout->md as $md) {
              if ($md->y > $mY) {
                $mY = $md->y;
              }
            }
            $mY = $mY + $md->h + 1;
            foreach ($formContent->layout->sm as $sm) {
              if ($sm->y > $sY) {
                $sY = $sm->y;
              }
            }
            $sY = $sY + $sm->h + 1;
            if (isset($formContent->buttons->rstBtnTxt)) {
              $newID += 1;
              $rBtnID = "bf${formID}-${newID}";

              if ($fulW) {
                $btnData['btnTyp'] = 'submit';
                $btnData['align'] = $align;
                $btnData['txt'] = $formContent->buttons->subBtnTxt;
                $formContent->fields->{$sBtnID} = (object) $btnData;
                $rBtnData = $btnData;
                $rBtnData['btnTyp'] = 'reset';
                $rBtnData['align'] = $align;
                $rBtnData['txt'] = $formContent->buttons->rstBtnTxt;
                $formContent->fields->{$rBtnID} = (object) $rBtnData;
              } else {
                $btnData['btnTyp'] = 'submit';
                $btnData['align'] = 'right';
                $btnData['txt'] = $formContent->buttons->subBtnTxt;
                $formContent->fields->{$sBtnID} = (object) $btnData;
                $rBtnData = $btnData;
                $rBtnData['btnTyp'] = 'reset';
                $rBtnData['align'] = 'left';
                $rBtnData['txt'] = $formContent->buttons->rstBtnTxt;
                $formContent->fields->{$rBtnID} = (object) $rBtnData;
              }
              $subBtnLay = [
                'h'    => 2,
                'i'    => $sBtnID,
                'minH' => 2,
                'x'    => 0,
                'y'    => 1000,
              ];

              $subBtnLay['w'] = 3;
              $subBtnLay['y'] = $lY;

              $formContent->layout->lg[] = (object) $subBtnLay;

              $subBtnLay['w'] = 2;
              $subBtnLay['y'] = $mY;

              $formContent->layout->md[] = (object) $subBtnLay;

              $subBtnLay['w'] = 1;
              $subBtnLay['y'] = $sY;

              $formContent->layout->sm[] = (object) $subBtnLay;

              $subBtnLay['i'] = $rBtnID;
              $subBtnLay['x'] = 3;
              $subBtnLay['w'] = 3;
              $subBtnLay['y'] = $lY;

              $formContent->layout->lg[] = (object) $subBtnLay;

              $subBtnLay['x'] = 2;
              $subBtnLay['w'] = 2;
              $subBtnLay['y'] = $mY;

              $formContent->layout->md[] = (object) $subBtnLay;

              $subBtnLay['w'] = 1;
              $subBtnLay['x'] = 1;
              $subBtnLay['y'] = $sY;

              $formContent->layout->sm[] = (object) $subBtnLay;
            } else {
              $btnData['btnTyp'] = 'submit';
              $btnData['txt'] = $formContent->buttons->subBtnTxt;
              $btnData['align'] = $align;
              $formContent->fields->{$sBtnID} = (object) $btnData;

              $subBtnLay = [
                'h'    => 2,
                'i'    => $sBtnID,
                'minH' => 2,
                'x'    => 0,
                'w'    => 6,
              ];

              $subBtnLay['y'] = $lY;

              $formContent->layout->lg[] = (object) $subBtnLay;

              $subBtnLay['y'] = $mY;

              $formContent->layout->md[] = (object) $subBtnLay;

              $subBtnLay['y'] = $sY;

              $formContent->layout->sm[] = (object) $subBtnLay;
            }
          }
          $adminFormHandler->saveLayoutStyleSheet($formContent->layout, 'bitform-layout-' . $formID . '.css');
          unset($formContent->buttons);
          $formModel->update(
            [
              'form_content' => wp_json_encode($formContent),
            ],
            [
              'id' => $formID,
            ]
          );
        }
      }
    }
  }
}