<?php
/**
 * Opalestate_Query
 *
 * @package    opalestate
 * @author     Opal  Team <info@wpopal.com >
 * @copyright  Copyright (C) 2019 wpopal.com. All Rights Reserved.
 *
 */

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

class Opalestate_Query {

	/**
	 * Set active location
	 */
	public static $LOCATION;

	/**
	 * Get Query Object to display list of agents
	 */
	public static function get_agents( $args = [], $featured = false ) {
		$default = [
			'post_type'      => 'opalestate_agent',
			'posts_per_page' => 10,
		];

		$args = array_merge( $default, $args );
		if ( $featured ) {
			$args['meta_key']     = OPALESTATE_AGENT_PREFIX . 'featured';
			$args['meta_value']   = 1;
			$args['meta_compare'] = '=';
		}

		return new WP_Query( $args );
	}

	/**
	 * Get Query Object to display list of agents
	 */
	public static function get_agencies( $args = [], $featured = false ) {
		$default = [
			'post_type'      => 'opalestate_agency',
			'posts_per_page' => 10,
		];
		$args    = array_merge( $default, $args );
		if ( $featured ) {
			$args['meta_key']     = OPALESTATE_AGENCY_PREFIX . 'featured';
			$args['meta_value']   = 1;
			$args['meta_compare'] = '=';
		}

		return new WP_Query( $args );
	}

	/**
	 * Get Query Object By post and agent with setting items per page.
	 */
	public static function get_agency_property( $agency_id = null, $user_id = null, $per_page = 10, $page = null ) {
		if ( null == $agency_id ) {
			$agency_id = get_the_ID();
		}

		$paged = $page ? $page : ( ( get_query_var( 'paged' ) == 0 ) ? 1 : get_query_var( 'paged' ) );

		// if this has not any relationship with any user
		if ( $user_id ) {

			$author = [ $user_id ];
			$team   = get_post_meta( $agency_id, OPALESTATE_AGENCY_PREFIX . 'team', true );

			if ( is_array( $team ) ) {
				$author = array_merge( $author, $team );
			}

			$args = [
				'post_type'      => 'opalestate_property',
				'author__in'     => $author,
				'posts_per_page' => $per_page,
				'paged'          => $paged,
			];
		} else {
			$agents             = get_post_meta( $agency_id, OPALESTATE_AGENCY_PREFIX . 'team', true );
			$args               = [
				'post_type'      => 'opalestate_property',
				'posts_per_page' => $per_page,
				'paged'          => $paged,
			];
			$args['meta_query'] = [ 'relation' => 'OR' ];
			array_push( $args['meta_query'], [
				'key'     => OPALESTATE_PROPERTY_PREFIX . 'agency',
				'value'   => $agency_id,
				'compare' => '=',
			] );

			if ( $agents ) {
				array_push( $args['meta_query'], [
					'key'   => OPALESTATE_PROPERTY_PREFIX . 'agent',
					'value' => $agents,
				] );
			}

		}

		$query = new WP_Query( $args );

		return $query;
	}

	/**
	 * Get Query Object By post and agent with setting items per page.
	 */
	public static function get_agent_property( $post_id = null, $agent_id = null, $per_page = 10, $isfeatured = false ) {
		if ( null == $post_id ) {
			$post_id = get_the_ID();
		}

		$user_id = get_post_meta( $post_id, OPALESTATE_AGENT_PREFIX . 'user_id', true );

		$paged = ( get_query_var( 'paged' ) == 0 ) ? 1 : get_query_var( 'paged' );

		$args = [
			'post_type'      => 'opalestate_property',
			'posts_per_page' => $per_page,
			'post__not_in'   => [ $post_id ],
			'paged'          => $paged,
		];

		$args['meta_query'] = [ 'relation' => 'AND' ];

		if ( $user_id ) {
			$args['author'] = $user_id;
		} else {
			array_push( $args['meta_query'], [
				'key'     => OPALESTATE_PROPERTY_PREFIX . 'agent',
				'value'   => $agent_id,
				'compare' => '=',
			] );
		}

		if ( $isfeatured ) {
			array_push( $args['meta_query'], [
				'key'     => OPALESTATE_PROPERTY_PREFIX . 'featured',
				'value'   => 'on',
				'compare' => '=',
			] );
		}
		$query = new WP_Query( $args );

		return $query;
	}

	/**
	 * Get Query Object to show featured properties with custom setting via Arguments passing.
	 */
	public static function get_featured_properties_query( $args = [] ) {
		$default = [
			'post_type'      => 'opalestate_property',
			'posts_per_page' => 10,
			'meta_key'       => OPALESTATE_PROPERTY_PREFIX . 'featured',
			'meta_value'     => 1,
			'meta_compare'   => '=',

		];

		$args = array_merge( $default, $args );

		return new WP_Query( $args );
	}

	/**
	 * Set filter location to query when user set his location as global filterable.
	 */
	public static function set_location( $args ) {
		if ( $args && self::$LOCATION ) {
			$tax_query         = [
				[
					'taxonomy' => 'opalestate_location',
					'field'    => 'slug',
					'terms'    => self::$LOCATION,
				],
			];
			$args['tax_query'] = [ 'relation' => 'AND' ];
			$args['tax_query'] = array_merge( $args['tax_query'], $tax_query );
		}

		return $args;
	}

	/**
	 * Get WP Query Object with custom passing arguments and User request as get data.
	 */
	public static function get_property_query( $args = [] ) {
		$condition = [
			'post_type'      => 'opalestate_property',
			'posts_per_page' => isset( $args['posts_per_page'] ) ? $args['posts_per_page'] : 5,
			'paged'          => isset( $args['paged'] ) ? $args['paged'] : 1,
			'post_status'    => 'publish',
			'order_by'       => isset( $args['orderby'] ) ? $args['orderby'] : 'post_date',
			'order'          => isset( $args['order'] ) ? $args['order'] : 'DESC',
		];

		$condition = array_merge( $condition, $args );
		$relation  = "AND";

		$condition['meta_query'] = [];

		$condition['tax_query'] = [
			'relation' => $relation,
		];

		if ( ! empty( $args['categories'] ) ) {
			array_push( $condition['tax_query'], [
				'taxonomy' => 'property_category',
				'terms'    => implode( ',', $args['categories'] ),
				'field'    => 'slug',
				'operator' => 'IN',
			] );
		}

		if ( ! empty( $args['types'] ) ) {
			array_push( $condition['tax_query'], [
				'taxonomy' => 'opalestate_types',
				'terms'    => $args['types'],
				'field'    => 'slug',
				'operator' => 'IN',
			] );
		}


		if ( ! empty( $args['statuses'] ) ) {
			array_push( $condition['tax_query'], [
				'taxonomy' => 'opalestate_status',
				'terms'    => $args['statuses'],
				'field'    => 'slug',
				'operator' => 'IN',
			] );
		}


		if ( ! empty( $args['labels'] ) ) {
			array_push( $condition['tax_query'], [
				'taxonomy' => 'opalestate_label',
				'terms'    => $args['labels'],
				'field'    => 'slug',
			] );
		}

		if ( ! empty( $args['cities'] ) ) {
			array_push( $condition['tax_query'], [
				'taxonomy' => 'opalestate_city',
				'terms'    => $args['cities'],
				'field'    => 'slug',
				'operator' => 'IN',
			] );
		}

		if ( ! empty( $args['showmode'] ) ) {
			if ( $args['showmode'] == 'featured' ) {
				array_push( $condition['meta_query'], [
					'key'     => OPALESTATE_PROPERTY_PREFIX . 'featured',
					'value'   => 'on',
					'compare' => '=',
				] );
			} elseif ( $args['showmode'] == 'normal' ) {
				array_push( $condition['meta_query'], [
					'relation' => 'OR',
					[
						'key'     => OPALESTATE_PROPERTY_PREFIX . 'featured',
						'compare' => 'NOT EXISTS',
						'value'   => '' // This is ignored, but is necessary...
					],
					[
						'key'     => OPALESTATE_PROPERTY_PREFIX . 'featured',
						'value'   => 'on',
						'compare' => '!=',
					],
				] );
			}
		}

		$query = new WP_Query( $condition );

		wp_reset_postdata();

		return $query;
	}

	/**
	 * Get Agent id by property id
	 */
	public static function get_agent_by_property( $post_id = null ) {
		if ( null == $post_id ) {
			$post_id = get_the_ID();
		}
		$agent_id = get_post_meta( $post_id, OPALESTATE_PROPERTY_PREFIX . 'agent', true );

		return $agent_id;
	}

	/**
	 * Get List of properties by user
	 */
	public static function get_properties_by_user( $oargs = [], $user_id = null ) {

		$paged    = ( get_query_var( 'paged' ) == 0 ) ? 1 : get_query_var( 'paged' );
		$per_page = 9;

		$args = [
			'post_type'      => 'opalestate_property',
			'paged'          => $paged,
			'post_status'    => 'any',
			'author'         => $user_id,
			'posts_per_page' => $per_page,

		];
		if ( ! empty( $oargs ) || is_array( $oargs ) ) {
			$args = array_merge( $args, $oargs );
		}

		if ( isset( $args['featured'] ) && $args['featured'] ) {
			$args = array_merge( $args, [
				'meta_key'     => OPALESTATE_PROPERTY_PREFIX . 'featured',
				'meta_value'   => 'on',
				'meta_compare' => '=',
			] );
			unset( $args['featured'] );

		}
		$query = new WP_Query( $args );
		wp_reset_postdata();

		return $query;
	}

	/**
	 *
	 */
	public static function get_amenities() {
		return get_terms( 'opalestate_amenities', [ 'hide_empty' => false ] );
	}

	/**
	 * Filter_by_location
	 */
	public static function filter_by_location( $geo_lat, $geo_long, $radius, $radius_measure = '', $prefix = OPALESTATE_PROPERTY_PREFIX ) {
		global $wpdb;

		switch ( $radius_measure ) {
			case 'km':
				$earth = 6371;
				break;
			case 'miles':
				$earth = 3959;
				break;
			default :
				$earth = 6371;
				break;
		}

		$latitude  = $prefix . 'map_latitude';
		$longitude = $prefix . 'map_longitude';

		$sql = "SELECT $wpdb->posts.ID,
            ( %s * acos(
                    cos( radians(%s) ) *
                    cos( radians( latitude.meta_value ) ) *
                    cos( radians( longitude.meta_value ) - radians(%s) ) +
                    sin( radians(%s) ) *
                    sin( radians( latitude.meta_value ) )
            ) )
            AS distance, latitude.meta_value AS latitude, longitude.meta_value AS longitude
            FROM $wpdb->posts
            INNER JOIN $wpdb->postmeta
                    AS latitude
                    ON $wpdb->posts.ID = latitude.post_id
            INNER JOIN $wpdb->postmeta
                    AS longitude
                    ON $wpdb->posts.ID = longitude.post_id
            WHERE 1=1

                    AND latitude.meta_key = '" . $latitude . "'
                    AND longitude.meta_key= '" . $longitude . "'
            HAVING distance < %s
            ORDER BY $wpdb->posts.menu_order ASC, distance ASC";

		$query = $wpdb->prepare( $sql,
			$earth,
			$geo_lat,
			$geo_long,
			$geo_lat,
			$radius
		);

		$post_ids = $wpdb->get_results( $query, OBJECT_K );
		if ( $post_ids ) {
			$post_ids = array_keys( $post_ids );

			return $post_ids;
		}

		return [ 0 ];
	}
}