<?php
// Get GraphQL field name using WPGraphQL ACF's actual field name resolution
function get_graphql_field_name( $field_config ) {
	// Check if custom graphql_field_name is set
	if ( ! empty( $field_config['graphql_field_name'] ) ) {
		return $field_config['graphql_field_name'];
	}

	// Use WPGraphQL's format_field_name function if available
	if ( class_exists( '\WPGraphQL\Utils\Utils' ) && method_exists( '\WPGraphQL\Utils\Utils', 'format_field_name' ) ) {
		return \WPGraphQL\Utils\Utils::format_field_name( $field_config['name'], false );
	}

	// Fallback to manual conversion matching WPGraphQL's logic
	$name = $field_config['name'];

	// Remove non-alphanumeric characters except underscores and spaces
	$name = preg_replace( '/[^a-zA-Z0-9_\s]/', '', $name );

	// Convert snake_case to camelCase (matching WPGraphQL logic)
	$name = lcfirst( str_replace( '_', ' ', ucwords( $name, '_' ) ) );

	// Convert kebab-case to camelCase
	$name = lcfirst( str_replace( '-', ' ', ucwords( $name, '-' ) ) );

	// Convert spaces to camelCase
	$name = lcfirst( str_replace( ' ', '', ucwords( $name, ' ' ) ) );

	return $name;
}

// Helper function to resolve group/nested fields recursively
function resolve_group_fields( $sub_fields, $field_data ) {
	$resolved_group = array();

	foreach ( $sub_fields as $sub_field ) {
		$sub_field_graphql_name = get_graphql_field_name( $sub_field );
		$sub_field_value        = isset( $field_data[ $sub_field['name'] ] ) ? $field_data[ $sub_field['name'] ] : null;

		// Recursively handle nested structures within the group
		if ( isset( $sub_field['type'] ) && $sub_field_value !== null ) {
			switch ( $sub_field['type'] ) {
				case 'group':
					if ( isset( $sub_field['sub_fields'] ) && is_array( $sub_field_value ) ) {
						$sub_field_value = resolve_group_fields( $sub_field['sub_fields'], $sub_field_value );
					}
					break;

				case 'repeater':
					if ( isset( $sub_field['sub_fields'] ) && is_array( $sub_field_value ) ) {
						$resolved_repeater = array();
						foreach ( $sub_field_value as $row_data ) {
							if ( is_array( $row_data ) ) {
								$resolved_repeater[] = resolve_group_fields( $sub_field['sub_fields'], $row_data );
							}
						}
						$sub_field_value = $resolved_repeater;
					}
					break;
			}
		}

		$resolved_group[ $sub_field_graphql_name ] = $sub_field_value;
	}

	return $resolved_group;
}

// Recursively resolve field data using WPGraphQL ACF field resolution
function resolve_acf_fields_for_graphql( $field_configs, $use_sub_field_context = false ) {
	$resolved_data = array();

	foreach ( $field_configs as $field_config ) {
		// Get the GraphQL field name using WPGraphQL ACF's method
		$graphql_field_name = get_graphql_field_name( $field_config );

		// Get the field value - use get_sub_field when in flexible content context
		if ( $use_sub_field_context ) {
			$field_value = get_sub_field( $field_config['name'] );
		} else {
			$field_value = get_field( $field_config['name'] );
		}

		// Apply WPGraphQL ACF formatting if available
		if ( function_exists( 'graphql' ) && class_exists( '\WPGraphQL\Acf\Utils' ) ) {
			try {
				$field_value = apply_filters( 'graphql_acf_field_value', $field_value, $field_config, get_the_ID() );
			} catch ( Exception $e ) { // @phpcs:ignore
				// Exception caught, fallback to raw value
			}
		}

		// Handle nested structures (groups, repeaters, flexible content)
		if ( isset( $field_config['type'] ) ) {
			switch ( $field_config['type'] ) {
				case 'group':
					if ( isset( $field_config['sub_fields'] ) && is_array( $field_value ) ) {
						// Recursively resolve the group's sub-fields
						$field_value = resolve_group_fields( $field_config['sub_fields'], $field_value );
					}
					break;

				case 'repeater':
					if ( isset( $field_config['sub_fields'] ) && is_array( $field_value ) ) {
						$resolved_repeater = array();
						foreach ( $field_value as $row_data ) {
							if ( is_array( $row_data ) ) {
								$resolved_repeater[] = resolve_group_fields( $field_config['sub_fields'], $row_data );
							}
						}
						$field_value = $resolved_repeater;
					}
					break;
			}
		}

		$resolved_data[ $graphql_field_name ] = $field_value;
	}

	return $resolved_data;
}

// Get current flexible content row data formatted as GraphQL would return it
function get_row_graphql_formatted() {
	$layout_name = get_row_layout();

	if ( ! $layout_name ) {
		return array();
	}

	// Get the current flexible content field configuration
	global $acf_loop;
	if ( empty( $acf_loop['active'] ) ) {
		// Fallback to basic transformation if no active loop
		$raw_data       = get_row( true );
		$formatted_data = array();
		foreach ( $raw_data as $key => $value ) {
			if ( strpos( $key, 'acf_fc_layout' ) === 0 || strpos( $key, '_' ) === 0 ) {
				continue;
			}
			$graphql_key                    = get_graphql_field_name( array( 'name' => $key ) );
			$formatted_data[ $graphql_key ] = $value;
		}
		return $formatted_data;
	}

	$active_loop  = $acf_loop['active'];
	$field_config = $active_loop['field'];

	// Find the current layout configuration
	$layout_config = null;
	if ( isset( $field_config['layouts'] ) ) {
		foreach ( $field_config['layouts'] as $layout ) {
			if ( $layout['name'] === $layout_name ) {
				$layout_config = $layout;
				break;
			}
		}
	}

	if ( ! $layout_config || ! isset( $layout_config['sub_fields'] ) ) {
		// Fallback if layout config not found
		$raw_data       = get_row( true );
		$formatted_data = array();
		foreach ( $raw_data as $key => $value ) {
			if ( strpos( $key, 'acf_fc_layout' ) === 0 || strpos( $key, '_' ) === 0 ) {
				continue;
			}
			$graphql_key                    = get_graphql_field_name( array( 'name' => $key ) );
			$formatted_data[ $graphql_key ] = $value;
		}
		return $formatted_data;
	}

	// Resolve fields using the actual layout configuration with proper field access
	return resolve_layout_fields( $layout_config['sub_fields'] );
}

// Resolve fields within a flexible content layout context
function resolve_layout_fields( $field_configs ) {
	$resolved_data = array();

	foreach ( $field_configs as $field_config ) {
		$graphql_field_name = get_graphql_field_name( $field_config );
		$field_value        = null;

		// Handle different field types with their proper access methods
		switch ( $field_config['type'] ) {
			case 'repeater':
				// For layout_settings repeater (which acts like settings)
				if ( $field_config['name'] === 'layout_settings' ) {
					// layout_settings is a single-row repeater, get the first (and usually only) row
					if ( have_rows( 'layout_settings' ) ) {
						the_row();
						$field_value = resolve_settings_fields( $field_config['sub_fields'] );
						wp_reset_postdata(); // Reset after the_row()
					}
				} else {
					// Regular repeater field
					$repeater_data = array();
					if ( have_rows( $field_config['name'] ) ) {
						while ( have_rows( $field_config['name'] ) ) {
							the_row();
							$repeater_data[] = resolve_settings_fields( $field_config['sub_fields'] );
						}
						wp_reset_postdata();
					}
					$field_value = $repeater_data;
				}
				break;

			case 'group':
				// Regular group field
				$group_value = get_sub_field( $field_config['name'] );
				if ( is_array( $group_value ) && isset( $field_config['sub_fields'] ) ) {
					$field_value = resolve_group_fields( $field_config['sub_fields'], $group_value );
				} else {
					$field_value = $group_value;
				}
				break;

			default:
				// Regular field
				$field_value = get_sub_field( $field_config['name'] );
				break;
		}

		$resolved_data[ $graphql_field_name ] = $field_value;
	}

	return $resolved_data;
}

// Resolve fields within repeater/settings context (using get_sub_field)
function resolve_settings_fields( $sub_fields ) {
	$resolved_settings = array();

	foreach ( $sub_fields as $sub_field ) {
		$sub_field_graphql_name = get_graphql_field_name( $sub_field );
		$sub_field_value        = get_sub_field( $sub_field['name'] );

		// Handle nested structures within settings
		if ( isset( $sub_field['type'] ) && $sub_field_value !== null ) {
			switch ( $sub_field['type'] ) {
				case 'group':
					if ( isset( $sub_field['sub_fields'] ) && is_array( $sub_field_value ) ) {
						$sub_field_value = resolve_group_fields( $sub_field['sub_fields'], $sub_field_value );
					}
					break;

				case 'repeater':
					// Nested repeater within settings - this would be complex, handle as needed
					// For now, leave as-is
					break;
			}
		}

		$resolved_settings[ $sub_field_graphql_name ] = $sub_field_value;
	}

	return $resolved_settings;
}

$preview_url = ( defined( 'NUXT_PUBLIC_SITE_URL' ) ? NUXT_PUBLIC_SITE_URL : 'https://cultureat.ca' ) . '/api/acf-preview';
$data        = array(
	'fieldGroupName' => get_row_layout(),
	'data'           => get_row_graphql_formatted(),
);
$result      = wp_remote_post( $preview_url, array( 'body' => $data ) );
if ( is_wp_error( $result ) ) {
	echo '<div style="color: red;">Erreur: ' . esc_html( $result->get_error_message() ) . '</div>';
} else {
	echo $result['body'];
}