<?php
/**
 * Class for CiviRules adding an activity to the system
 *
 * @author Jaap Jansma (CiviCooP) <jaap.jansma@civicoop.org>
 * @license AGPL-3.0
 */

use CRM_Civirules_ExtensionUtil as E;

class CRM_CivirulesActions_Activity_AddToCase extends CRM_CivirulesActions_Activity_Add {

  /**
   * Executes the action
   * Overrided to save new activity id
   *
   * This method could be overridden if needed
   *
   * @param $entity
   * @param $action
   * @param $parameters
   * @access protected
   * @throws Exception on api error
   */
  protected function executeApiAction($entity, $action, $parameters) {
    $action_params = $this->getActionParameters();
    $caseParams['contact_id'] = $parameters['target_contact_id'];
    $caseParams['case_type_id'] = $action_params['case_type_id'];
    if (!empty($action_params['case_status_id'])) {
      $caseParams['status_id'] = $action_params['case_status_id'];
    }
    try {
      $case = civicrm_api3('Case', 'getsingle', $caseParams);
    } catch (\CiviCRM_API3_Exception $ex) {
      $formattedCaseParams = '';
      foreach($caseParams as $key => $param) {
        if (strlen($formattedCaseParams)) {
          $formattedCaseParams .= ', ';
        }
        $formattedCaseParams .= "{$key}=\"$param\"";
      }
      $message = "Civirules could not fund case: {$ex->getMessage()}. API call: Case.getsingle with params: {$formattedCaseParams}";
      \Civi::log()->error($message);
      throw new Exception($message);
    }
    $parameters['case_id'] = $case['id'];

    try {
      $activity = civicrm_api3($entity, $action, $parameters);
      $this->activityId = $activity['id'];
    } catch (Exception $e) {
      $formattedParams = '';
      foreach($parameters as $key => $param) {
        if (strlen($formattedParams)) {
          $formattedParams .= ', ';
        }
        $formattedParams .= "{$key}=\"$param\"";
      }
      $message = "Civirules api action exception: {$e->getMessage()}. API call: {$entity}.{$action} with params: {$formattedParams}";
      \Civi::log()->error($message);
      throw new Exception($message);
    }
  }

  /**
   * Returns a redirect url to extra data input from the user after adding a action
   *
   * Return false if you do not need extra data input
   *
   * @param int $ruleActionId
   * @return bool|string
   * @access public
   */
  public function getExtraDataInputUrl($ruleActionId) {
    return CRM_Utils_System::url('civicrm/civirule/form/action/activity/add_to_case', 'rule_action_id='.$ruleActionId);
  }

  /**
   * Returns a user friendly text explaining the condition params
   * e.g. 'Older than 65'
   *
   * @return string
   * @access public
   * @throws \CiviCRM_API3_Exception
   */
  public function userFriendlyConditionParams() {
    $return = '';
    $params = $this->getActionParameters();
    if (!empty($params['activity_type_id'])) {
      $type = civicrm_api3('OptionValue', 'getvalue', array(
        'return' => 'label',
        'option_group_id' => 'activity_type',
        'value' => $params['activity_type_id']));
      $return .= E::ts("Type: %1", array(1 => $type));
    }
    if (!empty($params['status_id'])) {
      $status = civicrm_api3('OptionValue', 'getvalue', array(
        'return' => 'label',
        'option_group_id' => 'activity_status',
        'value' => $params['status_id']));
      $return .= "<br>";
      $return .= E::ts("Status: %1", array(1 => $status));
    }
    $subject = $params['subject'];
    if (!empty($subject)) {
      $return .= "<br>";
      $return .= E::ts("Subject: %1", array(1 => $subject));
    }
    if (!empty($params['assignee_contact_id'])) {
      if (!is_array($params['assignee_contact_id'])) {
        $params['assignee_contact_id'] = array($params['assignee_contact_id']);
      }
      $assignees = '';
      foreach($params['assignee_contact_id'] as $cid) {
        try {
          $assignee = civicrm_api3('Contact', 'getvalue', array('return' => 'display_name', 'id' => $cid));
          if ($assignee) {
            if (strlen($assignees)) {
              $assignees .= ', ';
            }
            $assignees .= $assignee;
          }
        } catch (Exception $e) {
          //do nothing
        }
      }

      $return .= '<br>';
      $return .= E::ts("Assignee(s): %1", array(1 => $assignees));

    }

    if (!empty($params['activity_date_time'])) {
      if ($params['activity_date_time'] != 'null') {
        $delayClass = unserialize(($params['activity_date_time']));
        if ($delayClass instanceof CRM_Civirules_Delay_Delay) {
          $return .= '<br>'.E::ts('Activity date time').': '.$delayClass->getDelayExplanation();
        }
      }
    }
    $case_type = civicrm_api3('CaseType', 'getvalue', [
      'id' => $params['case_type_id'],
      'return' => 'title',
      'options' => ['limit' => 0]
    ]);
    $case_statuses = CRM_Core_OptionGroup::values('case_status');
    if (!empty($params['case_status_id'])) {
      $case_status = $case_statuses[$params['case_status_id']];
      $return .= '<br>'.E::ts('Add to case with type %1 and status %2', [1=>$case_type, 2=>$case_status]);
    } else {
      $return .= '<br>'.E::ts('Add to case with type %1', [1=>$case_type]);
    }

    if (!empty($params['send_email'])) {
      $return .= '<br>'.E::ts('Send notification');
    }

    return $return;
  }

  /**
   * Method to set the api entity
   *
   * @return string
   * @access protected
   */
  protected function getApiEntity() {
    return 'Activity';
  }

  /**
   * Method to set the api action
   *
   * @return string
   * @access protected
   */
  protected function getApiAction() {
    return 'create';
  }

}