<?php

/**
 * Implements hook_schema().
 *
 *   Required Nodes (TODO use Entities:
 *      - room category (possibly should be a taxonomy)
 *      - room
 *      - reservation 
 * 
*/
function room_reservations_schema() {
  $schema['room_reservations_variables'] = array(
    'description' => '',
    'fields' => array(
      'id' => array(
        'description' => '',
        'type' => 'serial',
        'not null' => TRUE,
      ),
      'name' => array(
        'description' => '',
        'type' => 'varchar',
        'length' => '128',
        'not null' => TRUE,
      ),
      'value' => array(
        'description' => '',
        'type' => 'text',
        'size' => 'big',
        'not null' => TRUE,
      ),
    ),
    'primary key' => array('id'),
    'indexes' => array(
      'name' => array('name'),
    ),
  );

  return $schema;
}

/**
* The information that the module should remove includes:
*
*    variables that the module has set using variable_set() or system_settings_form()
*    modifications to existing tables
*
* The module should not remove its entry from the {system} table. Database tables defined by hook_schema() will be removed automatically.
* 
*   NOTE - but our tables are node tables and not created via hook_schema so must be cleaned out here
* 
*/
function room_reservations_uninstall() {
  /*  
  db_query("DELETE FROM {node_type} WHERE type LIKE 'room_reservations_%'");
  db_query("DELETE FROM {field_config} WHERE field_name LIKE 'rooms_%'");  
  
  db_query("DELETE FROM {field_config_instance} WHERE bundle LIKE 'room_reservations_category'");  
  db_query("DELETE FROM {field_config_instance} WHERE bundle LIKE 'room_reservations_room'");
 
 

  db_drop_table('{field_data_rooms_room_category}');
  db_drop_table('{field_data_rooms_room_capacity}');
  db_drop_table('{field_revision_rooms_room_category}');
  db_drop_table('{field_revision_rooms_room_capacity}');
 
  db_drop_table('{field_data_reservation_room}');
  db_drop_table('{field_revision_reservation_room}');    */       
  
  // remove reservation type                                    
  db_query("DELETE FROM {node_type} WHERE type LIKE 'room_reservations_%'");
  db_query("DELETE FROM {field_config} WHERE field_name LIKE 'reservation%'");    
  db_query("DELETE FROM {field_config} WHERE field_name IN ('room_category', 'room_capacity')"); 
  db_query("DELETE FROM {field_config_instance} WHERE bundle LIKE 'room_reservations_%'");
  
  // remove our custom fields - this means all RR content will be removed including room nodes
  $fields = array(
    'reservation_block_title',
    'reservation_date',
    'reservation_length',
    'reservation_repeat_type',
    'reservation_repeat_until',
    'reservation_room',
    'reservation_series_id',
    'reservation_time',
    'reservations_display_order',
    'room_capacity',
    'room_category',
  );
  foreach ($fields as $field) {
    db_drop_table('field_data_' . $field);
    db_drop_table('field_revision_' . $field);
  }
  
}

/**
* attempt to clean up the mess of field names
*/
function room_reservations_update_7000() {
  db_change_field('field_data_room_capacity', 'room_capacity_value', 'reservations_room_capacity_value', array(
    'type' => 'int',
    'length' => 11,
    'description' => 'Number of people the room can accommodate.'));
  db_change_field('field_revision_room_capacity', 'room_capacity_value', 'reservations_room_capacity_value', array(
    'type' => 'int',
    'length' => 11,
    'description' => 'Number of people the room can accommodate.'));
  db_change_field('field_data_room_category', 'room_category_target_id', 'reservations_room_category_target_id', array(
    'type' => 'int',
    'length' => 10,
    'description' => 'Which category the room is in.'));
  db_change_field('field_revision_room_category', 'room_category_target_id', 'reservations_room_category_target_id', array(
    'type' => 'int',
    'length' => 10,
    'description' => 'Which category the room is in.'));  
  db_change_field('field_data_reservation_display_order', 'reservation_display_order_value', 'reservations_display_order_value', array(
    'type' => 'int',
    'length' => 11,
    'description' => 'Order to display rooms and categories.'));
  db_change_field('field_revision_reservation_display_order', 'reservation_display_order_value', 'reservations_display_order_value', array(
    'type' => 'int',
    'length' => 11,
    'description' => 'Order to display rooms and categories.'));
  db_rename_table('field_data_room_capacity', 'field_data_reservations_room_capacity');
  db_rename_table('field_data_room_category', 'field_data_reservations_room_category');  
  db_rename_table('field_revision_room_capacity', 'field_revision_reservations_room_capacity');
  db_rename_table('field_revision_room_category', 'field_revision_reservations_room_category');
  db_rename_table('field_data_reservation_display_order', 'field_data_reservations_display_order');
  db_rename_table('field_revision_reservation_display_order', 'field_revision_reservations_display_order');
  
  db_drop_table('field_data_room_reservations_room_capacity');
  db_drop_table('field_data_room_reservations_room_category');
  db_drop_table('field_data_rooms_room_capacity');
  db_drop_table('field_data_rooms_room_category');  
  db_drop_table('field_revision_room_reservations_room_capacity');
  db_drop_table('field_revision_room_reservations_room_category');
  db_drop_table('field_revision_rooms_room_capacity');
  db_drop_table('field_revision_rooms_room_category');
  
  db_drop_table('field_data_reservation_carrier');
  db_drop_table('field_data_reservation_email_addresses');
  db_drop_table('field_data_reservation_phone');
  db_drop_table('field_data_reservation_txtmsg');
  db_drop_table('field_revision_reservation_carrier');
  db_drop_table('field_revision_reservation_email_addresses');
  db_drop_table('field_revision_reservation_phone');
  db_drop_table('field_revision_reservation_txtmsg');
  
  db_update('field_config')
    ->fields(array(
      'field_name' => 'reservations_room_capacity',
    ))
    ->condition('field_name', 'room_capacity', '=')
    ->execute();
  db_update('field_config')
    ->fields(array(
      'field_name' => 'reservations_room_category',
    ))
    ->condition('field_name', 'room_category', '=')
    ->execute();
  db_update('field_config')
    ->fields(array(
      'field_name' => 'reservations_display_order',
    ))
    ->condition('field_name', 'reservation_display_order', '=')
    ->execute();
  db_update('field_config_instance')
    ->fields(array(
      'field_name' => 'reservations_room_capacity',
    ))
    ->condition('field_name', 'room_capacity', '=')
    ->execute();
  db_update('field_config_instance')
    ->fields(array(
      'field_name' => 'reservations_room_category',
    ))
    ->condition('field_name', 'room_category', '=')
    ->execute();
  db_update('field_config_instance')
    ->fields(array(
      'field_name' => 'reservations_display_order',
    ))
    ->condition('field_name', 'reservation_display_order', '=')
    ->execute();
}

/**
* fix a couple of the Notices - due to incomplete node defs
*/
function room_reservations_update_7001() {
  foreach (_room_reservations_installed_fields_room() as $field) {
    field_update_field($field);
  }
  foreach (_room_reservations_installed_instances_room() as $instance) {
    $instance['entity_type'] = 'node';
    $instance['bundle'] = 'room_reservations_room';
    field_update_instance($instance);
  }
} 

/**
*   Add Cateogry field Minimum Advanced Booking, 
*   Add Cateogry field Setup time, 
*   Add Cateogry field Takedown time
*/
function room_reservations_update_7002() {
  $existing = field_info_field_map();
  $create = array(
    'reservations_minadvbooking',
    'reservations_prebuffer',
    'reservations_postbuffer',
  );
  foreach (_room_reservations_installed_fields_category() as $field) {
    if (isset($existing[$field['field_name']])) {
      continue;
    }
    if (in_array($field['field_name'], $create)) {
      field_create_field($field);
    }
  }
  foreach (_room_reservations_installed_instances_category() as $instance) {
    if (isset($existing[$instance['field_name']])) {
      continue;
    }
    $instance['entity_type'] = 'node';
    $instance['bundle'] = 'room_reservations_category';
    if (in_array($instance['field_name'], $create)) {
      field_create_instance($instance);
    }
  }
}