<?php

namespace Aerex\TaskwarriorPlugin;

use Aerex\TaskwarriorPlugin\Config;
use Sabre\DAV\Exception;
use Sabre\VObject\Component\VEvent;
use Sabre\VObject\Component\VTodo;


class iCalEventProcessor {

  /**
   * @var Config
   */
  private $config;

  /**
   * @var string
   * 
  */
    private $taskrc;

    /**
     * @var string
     */

     private $taskDataDir;


    /**
     * @var array
     */
     private $cachedTasks = [];
  
    /**
     * @var string
     */

     private $taskBinFile;


     /**
      * @var Taskwarrior
      */

      private $taskwarrior;


  public function __construct(Config $taskConfig = null){
    if(!is_null($taskConfig)){
      $this->taskConfig = $taskConfig;
    } else {
      $this->taskConfig = new Config();
    }

    $this->taskwarrior = $this->taskConfig->getTaskwarriorInstance();
    $this->logger = $this->taskConfig->getLogger();
  }


     public function importTask(VTodo $ToDoComponent = null){

       echo $ToDoComponent->serialize();
       if(!isset($ToDoComponent)){
        $this->logger->error("vCal ToDo component is not defined");
        throw new Exception("vCal Todo component is not defined");
       }

 
       if($this->taskwarrior->exists($ToDoComponent->UID)){
         $this->taskwarrior->updateTask($ToDoComponent);
         $this->logger->error("Updating task " . (string)$ToDoComponent->UID);
       }


       try {
         $task = $this->taskwarrior->createiCalTask($ToDoComponent->UID);

         // get description
         if(!isset($ToDoComponent->DESCRIPTION) && isset($ToDoComponent->SUMMARY)){
           $description = $summary;
         } else if(!isset($ToDoComponent->DESCRIPTION) && !isset($ToDoComponent->SUMMARY)){
           throw new Exception("Task must have a description or summary");
         }

         $task->setDescription($ToDoComponent->DESCRIPTION);


         // get start time
         if(!isset($ToDoComponent->DTSTAMP) && isset($ToDoComponent->DSTART)){
           $start = $this->taskwarrior->convertToCarbonDateTime($ToDoComponent->DTSTAMP);
           $entry = $start;
         } else if (!isset($ToDoComponent->DTSTAMP) && !isset($ToDoComponent->DSTART)){
           throw new Exception("Task must have an entry or start time");
         } else {
           $entry = $this->taskwarrior->convertToCarbonDateTime($ToDoComponent->DTSTAMP);
         }

         $this->taskwarrior->setValue($task, $this->taskwarrior::ENTRY, $entry);

         if(isset($ToDoComponent->DSTART)){
           $start = $this->taskwarrior->convertToCarbonDateTime($ToDoComponent->DSTART);
           $this->taskwarrior->setValue($task, $this->taskwarrior::START, $start);
         }

         if(isset($ToDoComponent->{'LAST-MODIFIED'})){
           $modified = $this->taskwarrior->convertToCarbonDateTime($ToDoComponent->{'LAST-MODIFIED'});
           $this->taskwarrior->setValue($task, $this->taskwarrior::MODIFIED, $modified);
         }

         if(isset($ToDoComponent->DTEND)){
           $end = $this->taskwarrior->convertToCarbonDateTime($ToDoComponent->DTEND);
           $this->taskwarrior->setValue($task, $this->taskwarrior::MODIFIED, $modified);
         }

         if(isset($ToDoComponent->DUE)){
           $due = $this->taskwarrior->convertToCarbonDateTime($ToDoComponent->DUE);
           $task->setDue($due);
         }

         if(isset($ToDoComponent->DTEND)){
           $end = $this->taskwarrior->convertToCarbonDateTime($ToDoComponent->DTEND);
           $this->taskwarrior->setValue($task, $this->taskwarrior::END, $end);
         }

         if(isset($ToDoComponent->CATEGORIES)){
           $tags = $this->taskwarrior->convertToStringArray($ToDoComponent->CATEGORIES);
           $task->setTags($tags);
         }

         $this->taskwarrior->save($task);

       } catch(Exception $e){
         echo $e->getMessage();

         $this->logger->error($e->message);
         throw $e;

       }

     }


}


?>