<?php

namespace Elementor\Modules\AtomicWidgets\Elements\Base;

use Elementor\Modules\AtomicWidgets\Elements\TemplateRenderer\Template_Renderer;
use Elementor\Utils;

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

/**
 * @mixin Has_Atomic_Base
 */
trait Has_Template {

	public function get_initial_config() {
		$config = parent::get_initial_config();

		$config['twig_main_template'] = $this->get_main_template();
		$config['twig_templates'] = $this->get_templates_contents();
		return $config;
	}

	protected function render() {
		try {
			$renderer = Template_Renderer::instance();

			foreach ( $this->get_templates() as $name => $path ) {
				if ( $renderer->is_registered( $name ) ) {
					continue;
				}

				$renderer->register( $name, $path );
			}

			$context = [
				'id' => $this->get_id(),
				'type' => $this->get_name(),
				'settings' => $this->get_atomic_settings(),
				'base_styles' => $this->get_base_styles_dictionary(),
				'interactions' => $this->get_interactions_ids(),
			];

			// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
			echo $renderer->render( $this->get_main_template(), $context );
		} catch ( \Exception $e ) {
			if ( Utils::is_elementor_debug() ) {
				throw $e;
			}
		}
	}

	public function get_interactions_ids() {
		$animation_ids = [];

		$list_of_interactions = ( is_array( $this->interactions ) && isset( $this->interactions['items'] ) )
			? $this->interactions['items']
			: [];

		foreach ( $list_of_interactions as $interaction ) {

			if ( isset( $interaction['$$type'] ) && 'interaction-item' === $interaction['$$type'] ) {
				$animation_id = $this->extract_animation_id_from_prop_type( $interaction );
				if ( $animation_id ) {
					$animation_ids[] = $animation_id;
				}
			} elseif ( isset( $interaction['animation']['animation_id'] ) ) {
				$animation_ids[] = $interaction['animation']['animation_id'];
			}
		}

		return $animation_ids;
	}

	private function extract_animation_id_from_prop_type( $item ) {
		if ( ! isset( $item['value'] ) || ! is_array( $item['value'] ) ) {
			return null;
		}

		$item_value = $item['value'];

		$trigger = $this->extract_prop_value_simple( $item_value, 'trigger' );
		$animation = $this->extract_prop_value_simple( $item_value, 'animation' );

		if ( ! is_array( $animation ) ) {
			return null;
		}

		$effect = $this->extract_prop_value_simple( $animation, 'effect' );
		$type = $this->extract_prop_value_simple( $animation, 'type' );
		$direction = $this->extract_prop_value_simple( $animation, 'direction' );
		$timing_config = $this->extract_prop_value_simple( $animation, 'timing_config' );
		$config = $this->extract_prop_value_simple( $animation, 'config' );

		$duration = 300;
		$delay = 0;
		$replay = 0;
		$relative_to = 'viewport';
		$offset_top = 15;
		$offset_bottom = 85;

		if ( is_array( $timing_config ) ) {
			$duration = $this->extract_prop_value_simple( $timing_config, 'duration', 300 );
			$delay = $this->extract_prop_value_simple( $timing_config, 'delay', 0 );
		}

		if ( is_array( $config ) ) {
			$relative_to = $this->extract_prop_value_simple( $config, 'relative_to', 'viewport' );
			$offset_top = $this->extract_prop_value_simple( $config, 'offset_top', 15 );
			$offset_bottom = $this->extract_prop_value_simple( $config, 'offset_bottom', 85 );
			$replay = $this->extract_prop_value_simple( $config, 'replay', 0 );
			if ( empty( $replay ) && 0 !== $replay && '0' !== $replay ) {
				$replay = 0;
			}
		} else {
			$replay = 0;
		}
		return implode( '-', [ $trigger, $effect, $type, $direction, $duration, $delay, $replay, $relative_to, $offset_top, $offset_bottom ] );
	}

	private function extract_prop_value_simple( $data, $key, $default = '' ) {
		if ( ! is_array( $data ) || ! isset( $data[ $key ] ) ) {
			return $default;
		}

		$value = $data[ $key ];

		if ( is_array( $value ) && isset( $value['$$type'] ) && isset( $value['value'] ) ) {
			return $value['value'];
		}

		return null !== $value ? $value : $default;
	}

	protected function get_templates_contents() {
		return array_map(
			fn ( $path ) => Utils::file_get_contents( $path ),
			$this->get_templates()
		);
	}

	protected function get_main_template() {
		$templates = $this->get_templates();

		if ( count( $templates ) > 1 ) {
			Utils::safe_throw( 'When having more than one template, you should override this method to return the main template.' );

			return null;
		}

		foreach ( $templates as $key => $path ) {
			// Returns first key in the array.
			return $key;
		}

		return null;
	}

	abstract protected function get_templates(): array;
}
