dependent_country_state-1.0.6/dependent_country_state.module

<?php

use Drupal\Core\Database\Database;
use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\Core\Url;

/**
 * @file
 * Primary module hooks for Dependent Country State Module.
 */

function dependent_country_state_install() {

  $conn = Database::getConnection();

  $default_config = \Drupal::config('dependent_country_state.settings');

  $country_details = $default_config->get('country_details');


 if(!empty($country_details)) {


    $conn = $conn->insert('dependent_country')->fields(['country_name', 'country_code','created']);
    foreach ($country_details as $key => $value) {

      if(!empty($value['name'])) {
        $conn = $conn->values([$value['name'], $value['code'], \Drupal::time()->getRequestTime()]);
      }

      }
     $conn->execute();
  }

  $states = $default_config->get('state');

  if(!empty($states)) {

    $conn = Database::getConnection();

     $conn = $conn->insert('dependent_state')
        ->fields(['countryId','state_name','created']);

    foreach ($states as $key => $value) {

      if(!empty($value)) {
        $conn = $conn->values([103, $value, \Drupal::time()->getRequestTime()]);
        }
    }
  $conn->execute();
  }

}

function dependent_country_state_uninstall(){

    \Drupal::database()->schema()->dropTable('dependent_country');
    \Drupal::database()->schema()->dropTable('dependent_state');
    \Drupal::database()->schema()->dropTable('dependent_city');
    \Drupal::database()->schema()->dropTable('dependent_pincode');

}


/**
 * Implements hook_help().
 */
function dependent_country_state_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the dependent_country_state module.
    case 'help.page.dependent_country_state':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('The Dependent Country, State, City and Pincode  module provides a feature to add/edit/delete these all 4 components, also provide feature to bulk upload state, city and pincode/area. For more information, see the <a href=":online">online documentation for the Country State and City module</a>.', [':online' => 'https://www.drupal.org/project/dependent_country_state']) . '</p>';
      $output .= '<h3>' . t('Uses') . '</h3>';
      $output .= '<dt>' . t('Country') . '</dt>';
      $output .= '<dd>' . t('By Default all country added by module or you can add/edit/delete as per your need. Also provide API to fetch the data in json format. Below are the API details.
                  <br/>
                  End Point: admin/city-state-city/api/get-country<br/>
                  query parameter with id : admin/city-state-city/api/get-country?id=103<br/>
                  query parameter with name : admin/city-state-city/api/get-country?country_name=India') . '</dd>';
      $output .= '<dt>' . t('State') . '</dt>';                  
      $output .= '<dd>' . t('By Default all india states added by module or you can add/edit/delete as per your need. Also provide API to fetch the data in json format. Below are the API details.
                  <br/>
                  End Point: /admin/city-state-city/api/get-state/103<br/>
                  here 103 mean country ID<br/>
                  query parameter with name : /admin/city-state-city/api/get-state/103?state_name=Delhi') . '</dd>';
       $output .= '<dt>' . t('City') . '</dt>';
      $output .= '<dd>' . t('There is no default data added by module but you can add/edit/delete as per your need. Also provide API to fetch the data in json format. Below are the API details.
                 <br/>
                  End Point: /admin/city-state-city/api/get-city/32<br/>
                  here 32 mean state ID<br/>
                  query parameter with name : /admin/city-state-city/api/get-city/32?city_name=Delhi') . '</dd>';
      $output .= '<dt>' . t('Pincode/Area') . '</dt>';
      $output .= '<dd>' . t('There is no default data added by module but you can add/edit/delete as per your need. Also provide API to fetch the data in json format. Below are the API details.
                  <br/>
                  End Point: /admin/city-state-city/api/get-areapincode/2<br/>
                  here 2 mean city ID<br/>
                  query parameter with name : /admin/city-state-city/api/get-areapincode/2?pincode_area=11') . '</dd>';
    return $output;
    break;
  }
}