<?php

/**
 * @file
 */

/**
 * Admin settings.
 */
function gm3_admin_settings_form() {
  $settings = gm3_settings();

  return [
    'dimensions' => [
      '#type' => 'fieldset',
      '#title' => t('Dimensions'),
      'width' => [
        '#title' => t('Width'),
        '#type' => 'textfield',
        '#default_value' => $settings['width'],
        '#description' => t('CSS width, e.g. 100%, 250px'),
      ],
      'height' => [
        '#title' => t('Height'),
        '#type' => 'textfield',
        '#default_value' => $settings['height'],
        '#description' => t('CSS height, e.g. 500px'),
      ],
    ],
    'centre' => [
      '#type' => 'fieldset',
      '#title' => t('Centre point'),
      'latitude' => [
        '#title' => t('Latitude'),
        '#type' => 'textfield',
        '#default_value' => $settings['center']['latitude'],
      ],
      'longitude' => [
        '#title' => t('Longitude'),
        '#type' => 'textfield',
        '#default_value' => $settings['center']['longitude'],
      ],
    ],
    'zoom' => [
      '#type' => 'fieldset',
      '#title' => t('Zoom'),
      'zoom' => [
        '#type' => 'select',
        '#title' => t('Default zoom level'),
        '#default_value' => $settings['zoom'],
        '#options' => drupal_map_assoc(range(0, 10)),
      ],
      'autoZoom' => [
        '#type' => 'checkbox',
        '#title' => t('Auto zoom to fit all points'),
        '#default_value' => $settings['autoZoom'],
        '#description' => t("Automatically zoom to fit all points in map, but don't zoom in further than the default zoom level.")
      ],
    ],
    'enableClustering' => [
      '#type' => 'checkbox',
      '#title' => t('Enable clustering'),
      '#default_value' => $settings['enableClustering'],
      '#description' => t('For points that are close together at lower zoom levels, shows the number of points in that area instead of the individual points themselves.'),
    ],
    'mapStyle' => [
      '#type' => 'select',
      '#title' => t('Map style'),
      '#options' => [
        'default' => t('Default'),
        'translated' => t('Translated to user\'s local language'),
        'satellite' => t('Satellite'),
      ],
      '#default_value' => $settings['mapStyle'],
      '#description' => t('Change the map tiles to render in a different style'),
    ],
    'submit' => [
      '#type' => 'submit',
      '#value' => t('Save'),
    ],
  ];
}

/**
 * Submit function for the admin settings.
 */
function gm3_admin_settings_form_submit(&$form, &$form_state) {
  $settings = [
    'width' => $form_state['values']['width'],
    'height' => $form_state['values']['height'],
    'zoom' => $form_state['values']['zoom'],
    'autoZoom' => $form_state['values']['autoZoom'],
    'center' => [
      'latitude' => $form_state['values']['latitude'],
      'longitude' => $form_state['values']['longitude'],
    ],
    'enableClustering' => $form_state['values']['enableClustering'],
    'mapStyle' => $form_state['values']['mapStyle'],
  ];
  variable_set('gm3_default_settings', $settings);
}

/**
 * Test page.
 */
function gm3_test_page() {
  $results = db_select('gm3_region_data', 'g')->fields('g', [
    'level_1_code',
    'level_2_code',
    'level_3_code',
    'level_4_code',
  ])->condition('level_4_code', '', '!=')->condition('level_3_code', 'ANT', '!=')->execute();
  foreach ($results as $row) {
    $regions[] = "{$row->level_1_code}:{$row->level_2_code}:{$row->level_3_code}:{$row->level_3_code}-{$row->level_4_code}";
  }
  return [
    'map' => [
      '#theme' => 'gm3_map',
      '#map' => [
        'libraries' => [
          'region' => [
            'module' => 'gm3_region',
            'regions' => $regions,
          ],
        ],
      ],
    ],
  ];
}