<?php

if( ! defined( 'ABSPATH' ) ){
    exit; // Exit if accessed directly.
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_provision_status_failed_register');

function federated_route_update_provision_status_failed_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'provision-failed',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_provision_status_failed_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_provision_status_failed_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$error_message = $request['error_message'];
	
	update_field('provision_status', 'provision_failed', $subscription_id);
	update_field('error_message', $error_message, $subscription_id);
	
	
	$email_message = 'Provision failed for subscription #: ' . $subscription_id . '. Error message: ' . $error_message;
    wp_mail('support@federated.computer', 'ALERT: Provision Failed', $email_message);

    $output = array();
	$output['message'] = 'Marked as failed';
	$output['success'] = true;
    
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_provision_status_removed_register');

function federated_route_update_provision_status_removed_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'set-to-removed',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_provision_status_removed_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_provision_status_removed_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('provision_status', 'removed', $subscription_id);
	
	$output = array();
	
	$output['message'] = 'Removed';
	$output['success'] = true;
	return $output;
}
//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_provision_status_provisioned_register');

function federated_route_update_provision_status_provisioned_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'set-to-provisioned',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_provision_status_provisioned_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_provision_status_provisioned_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('provision_status', 'provisioned', $subscription_id);
	
	$output = array();
	
	$output['message'] = 'Provisioned';
	$output['success'] = true;
	return $output;
}
//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_backup_key_register');

function federated_route_update_backup_key_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'update-backup-key',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_backup_key_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_backup_key_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$backup_key = $request['key'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('backup_gpg_key', $backup_key, $subscription_id);
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['result'] = 'Success';
	return $output;
}
//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_backup_directory_register');

function federated_route_update_backup_directory_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'update-backup-directory',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_backup_directory_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_backup_directory_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$backup_directory = $request['directory'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('backup_directory', $backup_directory, $subscription_id);
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['result'] = 'Success';
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_mount_point_register');

function federated_route_update_mount_point_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'update-mount-point',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_mount_point_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_mount_point_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$mount_point = $request['mount_point'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('nfs_mount_point', $mount_point, $subscription_id);
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['result'] = 'Success';
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_internal_ip_register');

function federated_route_update_internal_ip_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'update-internal-ip',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_internal_ip_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_internal_ip_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$internal_ip = $request['address'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('internal_ip_address', $internal_ip, $subscription_id);
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['result'] = 'Success';
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_external_ip_register');

function federated_route_update_external_ip_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'update-external-ip',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_external_ip_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_external_ip_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$external_ip = $request['address'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('external_ip_address', $external_ip, $subscription_id);
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['result'] = 'Success';
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_initial_admin_password_register');

function federated_route_update_initial_admin_password_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'update-admin-pass',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_initial_admin_password_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_initial_admin_password_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$pass = $request['password'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('initial_admin_password', $pass, $subscription_id);
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['result'] = 'Success';
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_domain_register');

function federated_route_update_domain_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'update-domain',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_domain_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_domain_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$domain = $request['domain'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('domain', $domain, $subscription_id);
	$vm_id = get_field('vm_id', $subscription_id);
	
	if($domain !== $vm_id){
		update_field('domain_status', 'custom', $subscription_id);
	}
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['result'] = 'Success';
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_update_vm_id_register');

function federated_route_update_vm_id_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'update-vm-id',
        array(
            'methods' => 'POST',
            'callback' => 'federated_update_vm_id_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_update_vm_id_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	$vm_id = $request['vm_id'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('vm_id', $vm_id, $subscription_id);
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['result'] = 'Success';
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_start_provision_register');

function federated_route_start_provision_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'set-to-provisioning',
        array(
            'methods' => 'POST',
            'callback' => 'federated_start_provision_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_start_provision_subscriptions($request){
    $subscription_id = $request['subscription_id'];
	
	$subscription = wcs_get_subscription($subscription_id);
	update_field('provision_status', 'provisioning', $subscription_id);
	
	$output = array();
	
	$output['subscription_id'] = $subscription_id;
	$output['tier'] = get_subscription_tier($subscription);
	$output['email'] = $subscription->get_user()->data->user_email;
	$output['country_code'] = $subscription->get_billing_country();
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_needs_removal_register');

function federated_route_needs_removal_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'needs-removal',
        array(
            'methods' => 'GET',
            'callback' => 'federated_needs_removal_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_needs_removal_subscriptions(){
    $args = array(
			'numberposts'   => -1,
			'post_type'     => 'shop_subscription',
			'post_status'   => 'wc-cancelled',
			'meta_key'      => 'provision_status',
			'meta_value'    => 'needs_removal'
        );
	
	$posts = get_posts($args);
	$output = array();
	
	foreach($posts as $post){
		//Get data
		$post_id = $post->ID;
		$vm_id = get_field('vm_id', $post_id);
		//Create object
		$data = array();
		$data['subscription_id'] = $post_id;
		$data['vm_id'] = $vm_id;
		//Add to output
		array_push($output, $data);
	}
	
	return $output;
}

//Get needs set to removal
add_action('rest_api_init', 'federated_route_needs_set_to_removal_register');

function federated_route_needs_set_to_removal_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'needs-set-to-removal',
        array(
            'methods' => 'GET',
            'callback' => 'federated_needs_set_to_removal_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_needs_set_to_removal_subscriptions(){
    $cancelled_args = array(
			'numberposts'   => -1,
			'post_type'     => 'shop_subscription',
			'post_status'   => 'wc-cancelled',
			'meta_key'      => 'provision_status',
			'meta_value'    => 'provisioned'
        );
	
	$cancelled_posts = get_posts($cancelled_args);

    $pending_args = array(
        'numberposts'   => -1,
        'post_type'     => 'shop_subscription',
        'post_status'   => 'wc-pending-cancel',
        'meta_key'      => 'provision_status',
        'meta_value'    => 'provisioned'
    );

    $pending_posts = get_posts($pending_args);

    $posts = array_merge($cancelled_posts, $pending_posts);

	$output = array();
	
	foreach($posts as $post){
		//Get data
		$post_id = $post->ID;
		$vm_id = get_field('vm_id', $post_id);
		//Create object
		$data = array();
		$data['subscription_id'] = $post_id;
		$data['vm_id'] = $vm_id;
		//Add to output
		array_push($output, $data);
	}
	
	return $output;
}

//Get needs provision, get needs removal
add_action('rest_api_init', 'federated_route_needs_provision_register');

function federated_route_needs_provision_register(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'needs-provision',
        array(
            'methods' => 'GET',
            'callback' => 'federated_needs_provision_subscriptions',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_needs_provision_subscriptions(){
    $args = array(
        'numberposts'   => -1,
        'post_type'     => 'shop_subscription',
        'post_status'   => 'wc-active',
        'meta_key'      => 'provision_status',
        'meta_value'    => 'needs_provision'
    ); 
    
	$posts = get_posts($args);

    return array_map('get_subscription_id', $posts);
}

//Get by VM ID
add_action('rest_api_init', 'federated_route_get_subscription_by_vm_id');

function federated_route_get_subscription_by_vm_id(){
    //register routes here
    register_rest_route(
        'federated-rest/v1',
        'get-subscription-id-by-vm-id',
        array(
            'methods' => 'POST',
            'callback' => 'federated_get_subscription_by_vm_id',
            'permissions_callback' => 'check_federated_permissions'
        )
    );
}

function federated_get_subscription_by_vm_id($request){
    $vm_id = $request['vm_id'];
    
    $args = array(
        'numberposts'   => -1,
        'post_type'     => 'shop_subscription',
        'post_status'   => 'wc-active',
        'meta_key'      => 'vm_id',
        'meta_value'    => $vm_id
    );
	
	$posts = get_posts($args);
    
    $output = array();
	
    foreach($posts as $post) {
        $subscription_id = get_subscription_id($post);
        $subscription_vm_id = get_field('vm_id', $subscription_id);

        if($subscription_vm_id == $vm_id) {
            $output['subscription_id'] = $subscription_id;
            return $output;
        }
    }

    $output['subscription_id'] = 0;
	return $output;
}


//Shared Functions
function get_subscription_id($subscription){
	return $subscription->ID;
}

function check_federated_permissions(){
    if(current_user_can('administrator')){
        return true;
    } else {
        return new WP_Error( 'rest_forbidden', esc_html__( 'OMG you can not view private data.', 'my-text-domain' ), array( 'status' => 401 ) );
    }
}