<?php
namespace QuadLayers\IGG\Api\Rest\Endpoints\Frontend;

use QLIGG;
use QuadLayers\IGG\Api\Rest\Endpoints\Base as Base;
use QuadLayers\IGG\Models\Account as Models_Account;
use QuadLayers\IGG\Api\Fetch\Personal\User_Media\Get as Api_Fetch_Personal_User_Media;
use QuadLayers\IGG\Api\Fetch\Business\User_Media\Get as Api_Fetch_Business_User_Media;
use QuadLayers\IGG\Utils\Cache as Cache;

class User_Media extends Base {

	protected static $route_path = 'frontend/user-media';

	protected $media_cache_engine;
	protected $media_cache_key = 'feed';

	public function callback( \WP_REST_Request $request ) {

		$body = json_decode( $request->get_body(), true );

		if ( ! isset( $body['feedSettings'] ) ) {
			$message = array(
				'message' => esc_html__( 'Bad Request, feed settings not found.', 'insta-gallery' ),
				'code'    => '400',
			);
			return $this->handle_response( $message );
		}
		$feed = $body['feedSettings'];

		$after = isset( $body['after'] ) ? $body['after'] : '';

		if ( ! isset( $feed['account_id'], $feed['limit'], $feed['copyright']['hide'], $feed['reel']['hide'] ) ) {
			$message = array(
				'message' => esc_html__( 'Bad Request, feed settings attributes not setted.', 'insta-gallery' ),
				'code'    => '400',
			);
			return $this->handle_response( $message );
		}
		// Get cache data and return it if exists.
		// Set prefix to cache.
		$feed_min_data = array(
			'account_id'                => $feed['account_id'],
			'limit'                     => $feed['limit'],
			'hide_items_with_copyright' => $feed['copyright']['hide'],
			'hide_reels'                => $feed['reel']['hide'],
		);
		$feed_md5      = md5( wp_json_encode( $feed_min_data ) );

		$media_complete_prefix = "{$this->media_cache_key}_{$feed_md5}_{$after}";

		$this->media_cache_engine = new Cache( 6, true, $media_complete_prefix );

		// Get cached user media data.
		$response = $this->media_cache_engine->get( $media_complete_prefix );

		// Check if $response has data, if it have return it.
		if ( ! QLIGG_DEVELOPER && ! empty( $response['response'] ) ) {
			return $response['response'];
		}

		$account_id                = $feed['account_id'];
		$limit                     = $feed['limit'];
		$hide_items_with_copyright = $feed['copyright']['hide'];
		$hide_reels                = $feed['reel']['hide'];

		$models_account = new Models_Account();

		$account = $models_account->get_account( $account_id );

		// Check if exist an access_token and access_token_type related to id setted by param, if it is not return error.
		if ( ! isset( $account['access_token'], $account['access_token_type'] ) ) {
			return $this->handle_response(
				array(
					'code'    => 412,
					'message' => sprintf( esc_html__( 'Account id %s not found to fetch user media.', 'insta-gallery' ), $account_id ),
				)
			);
		}

		$access_token = $account['access_token'];

		// Query to Api_Fetch_Personal_User_Media if access_token_type is 'PERSONAL'.
		if ( $account['access_token_type'] == 'PERSONAL' ) {
			$personal_user_media = new Api_Fetch_Personal_User_Media();

			// Get user media data.
			$response = $personal_user_media->get_data( $access_token, $limit, $after, $hide_items_with_copyright, $hide_reels );

			// Check if response is an error and return it.
			if ( isset( $response['message'] ) && isset( $response['code'] ) ) {
				return $this->handle_response( $response );
			}

			if ( empty( $response['data'] ) ) {
				return array(
					'code'    => 404,
					'message' => esc_html( __( 'Feed has not elements.', 'insta-gallery' ) ),
				);
			}

			// Update user media data cache and return it.
			if ( ! QLIGG_DEVELOPER ) {
				$this->media_cache_engine->update( $media_complete_prefix, $response );
			}

			return $this->handle_response( $response );
		}

		// Query to Api_Fetch_Business_User_Media.
		$business_user_media = new Api_Fetch_Business_User_Media();

		// Get user media data.
		$response = $business_user_media->get_data( $access_token, $account_id, $limit, $after, $hide_items_with_copyright, $hide_reels );

		// Check if response is an error and return it.
		if ( isset( $response['message'], $response['code'] ) ) {
			return $this->handle_response( $response );
		}

		if ( empty( $response['data'] ) ) {
			return array(
				'code'    => 404,
				'message' => esc_html( __( 'Feed has not elements.', 'insta-gallery' ) ),
			);
		}

		// Update user media data cache and return it.
		if ( ! QLIGG_DEVELOPER ) {
			$this->media_cache_engine->update( $media_complete_prefix, $response );
		}

		return $this->handle_response( $response );
	}

	public static function get_rest_args() {
		return array();
	}

	public static function get_rest_method() {
		return \WP_REST_Server::CREATABLE;
	}

	public function get_rest_permission() {
		return true;
	}

}