<?php

class Map_model extends MO_Model
{
  function __construct()
  {
    parent::__construct();
  }

  function get_village_by_name($name)
  {
    $sql = "SELECT id FROM villages WHERE name LIKE '%" . $name . "%'";

    $q = $this->db->query($sql);

    if (!$q->num_rows())
      return FALSE;

    $res = $q->row_array();

    return $this->get_village_coords($res['id']);
  }

  function get_village_coords($vid)
  {
    $sql = "SELECT * FROM map WHERE type='3' AND villageid='$vid'";
    $q = $this->db->query($sql);

    return $q->row_array();
  }

  function get_map($x, $y)
  {
    if ($x < 7)
      $x = 7;

    if ($y < 7)
      $y = 7;

    if ($x > 235)
      $x = 235;

    if ($y > 235)
      $y = 235;

    $minx = $x - 6;
    $maxx = $x + 6;
    $miny = $y - 6;
    $maxy = $y + 6;

    //< at max so it gets 12 rows and cols
    $sql = "SELECT map.*,ai_villages.name AS ai_name,villages.name FROM map
			LEFT JOIN ai_villages ON map.villageid=ai_villages.id AND map.type='4'
			LEFT JOIN villages ON map.villageid=villages.id AND map.type='3'
			WHERE ((map.X >= '$minx') AND (map.X < '$maxx')
			AND (map.Y >= '$miny') AND (map.Y < '$maxy'))";

    $q = $this->db->query($sql);

    $res =  $q->result_array();

    //preprocess it, so view only have to do a foreach
    for ($sy = $miny; $sy < ($miny + 12); $sy++)
    {
      for ($sx = $minx; $sx < ($minx + 12); $sx++)
      {
	foreach ($res as $row)
	{
	  if (($row['X'] == $sx) && ($row['Y'] == $sy))
	  {
	    $data[] = $row;
	    break;
	  }
	}
      }
    }

    return $data;
  }

  function get_map_list_admin()
  {
    $this->load->helper('directory');

    $map = directory_map('./sql/map/', 1);

    foreach ($map as $row)
    {
      $a = explode('.', $row);

      if (isset($a[1]))
      {
	if ($a[1] == 'sql')
	  $data[] = $row;
      }
    }
       
    if (isset($data))
      return $data;
    else
      return FALSE;
  }

  function generate_map_admin()
  {
    //process ai village names (in different table) here
    //they will be saved into a different file until everything here works correctly
    //add .!
    $a = "DROP TABLE IF EXISTS ai_villages; \n";

    //create table
    $a .= "CREATE TABLE IF NOT EXISTS `ai_villages` (
			  `id` int(11) NOT NULL AUTO_INCREMENT,
			  `name` text NOT NULL,
			  `attacked` tinyint(4) NOT NULL,
			  `X` int(11) NOT NULL,
			  `Y` int(11) NOT NULL,
			  PRIMARY KEY (`id`)
			) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;";

    $i = 1;
    for ($x = 1; $x <= 240; $x++)
    {
      for ($y = 1; $y <= 240; $y++)
      {
	//if ai village space
	if (!((($x + 24) % 48) || (($y + 24) % 48)))
	{
	  $name = $this->_rand_ai_name();
					
	  $a .= "INSERT INTO ai_villages 
						VALUES('$i', '$name', '0', '$x', '$y'); \n";

	  $i++;
	}
      }
    }

    $a .= "DROP TABLE IF EXISTS map; \n";

    $a .= "CREATE TABLE IF NOT EXISTS `map` (
				`id` int(11) NOT NULL AUTO_INCREMENT,
				`X` int(11) NOT NULL,
				`Y` int(11) NOT NULL,
				`type` tinyint(4) NOT NULL,
				`villageid` int(11) NOT NULL,
				PRIMARY KEY (`id`),
				KEY `X` (`X`,`Y`,`type`,`villageid`)
				) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 ;";

    $a .= "\n";

    $sql = "SELECT * FROM villages";
    $q = $this->db->query($sql);
    $villages = $q->result_array();

    if ($villages)
    {
      foreach ($villages as $row)
      {
	$found = FALSE;

	while (!$found)
	{
	  $vx = mt_rand(1, 240);
	  $vy = mt_rand(1, 240);

	  if (((($vx + 24) % 48) && (($vy + 24) % 48)))
	  {
	    //not in ai space
	    $vdata[] = array(
	      'id' => $row['id'],
	      'x' => $vx,
	      'y' => $vy);

	    $found = true;
	  }
	}

      }
    }
    else
      $vdata = FALSE;

    $villageid = 0;
    $ai = 1;
    $found = FALSE;

    $i = 1;
    for ($x = 1; $x <= 240; $x++)
    {
      for ($y = 1; $y <= 240; $y++)
      {
	//if not ai village space
	if (((($x + 24) % 48) || (($y + 24) % 48)))
	{
	  if ($vdata)
	  {
	    foreach ($vdata as $row)
	    {
	      if ($row['x'] == $x && $row['y'] == $y)
	      {
		$villageid = $row['id'];
		$type = 3;
		$found = TRUE;
	      }
	    }
	  }

	  if (!$found)
	  {
	    //check for village here, dont let this run when true
	    $r = rand(0, 100);
	    if ($r < 70)
	      $type = 0;
	    elseif ($r >= 70 && $r < 85)
	      $type = 1;
	    else
	      $type = 2;
	  }
					
	  $found = FALSE;
					
	}
	else
	{
	  //ai village space
	  $type = 4;
	  $villageid = $ai;
	  $ai++;
	}

	$a .= "INSERT INTO map VALUES('$i', '$x', '$y', '$type', '$villageid');\n";
	$villageid = 0;
	$i++;
      }
    }

    $this->load->helper('file');

    $f = './sql/map/map' . time() . '.sql';

    write_file($f, $a);
  }

  function apply_map_admin($file)
  {
    $this->load->helper('file');

    $f = readfile(('./sql/map/' . $file));

    $sql = explode(';', $f);

    foreach ($sql as $row)
    {
      $this->db->query($row);
    }
  }

  function _rand_ai_name()
  {
    //they are in keyboard order from left to right, and top to bottom

    //21 entries
    $a = array('q', 'w', 'r', 't', 'z', 'p', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'y', 'x',
	       'c', 'v', 'b', 'n', 'm');

    //5 entries
    $b = array('e', 'u', 'i', 'o', 'a');

    //ai village names should be between 4-6 chars
    $length = rand(4, 6);

    $str = '';
    for ($i = 1; $i <= $length; $i++)
    {
      //start with $a
      if ($i % 2)
      {
	if ($i == 1)
	  $str .= strtoupper($a[mt_rand(0,20)]);
	else
	  $str .= $a[mt_rand(0, 20)];
      }
      else
	$str .= $b[mt_rand(0, 4)];

    }

    return $str;
  }

}
//nowhitesp