Dynamic upsell offer

Dynamic upsell offer

new WFOCU_Dynamic_Update_Offer_Product();

class WFOCU_Dynamic_Update_Offer_Product {
	public function __construct() {
		add_filter( 'wfocu_prepare_upsell_package_before', [ $this, 'maybe_dynamic_update_product' ], 10, 1 );
		add_filter( 'wfocu_build_offer_product_before', [ $this, 'maybe_add_dynamic_product_in_offer' ], 10, 3 );
	}

	/**
	 * add upsell if user want for specific upsell else default return true
	 * @return bool
	 */
	public function is_upsell() {
		$upsell_id = absint( WFOCU_Core()->data->get_funnel_id() );
		/** currently set for specific upsell */
		/* return true; //run for all upsell */
		/* return ( 12091 === $upsell_id || 12092 === $upsell_id ); //replace upsell id in OR condition if want run for more then one*/
        return ( 12091 === $upsell_id ); //replace upsell id if run for specific upsell
	}

	/**
	 * @param $offer_meta
	 *
	 * Update dynamic-product id in offer meta
	 * this product id reflect on order items view list on thankyou page and admin list
	 *
	 * @return mixed
	 */
	public function maybe_dynamic_update_product( $offer_meta ) {
		if ( ! $this->is_upsell() ) {
			return $offer_meta;
		}

		if ( false === $this->get_product_id() ) {
			return $offer_meta;
		}
		if ( ! empty( $offer_meta ) && isset( $offer_meta->products ) && 0 < count( get_object_vars( $offer_meta->products ) ) ) {
			foreach ( $offer_meta->products as &$hash ) {
				$hash = $this->get_product_id();
			}
		}

		return $offer_meta;
	}

	/**
	 * @param $offer_data
	 * @param $offer_id
	 * @param $is_front
	 *
	 * update dynamic product id in offer meta on offer page
	 *
	 * @return mixed
	 */
	public function maybe_add_dynamic_product_in_offer( $offer_data, $offer_id, $is_front ) {
		if ( false === $is_front ) {
			return $offer_data;
		}

		if ( ! $this->is_upsell() ) {
			return $offer_data;
		}

		if ( false === $this->get_product_id() ) {
			return $offer_data;
		}


		$product = wc_get_product( $this->get_product_id() );

		if ( ! $product instanceof WC_Product ) {
			return $offer_data;
		}


		if ( ! empty( $offer_data ) && isset( $offer_data->products ) && 0 < count( get_object_vars( $offer_data->products ) ) ) {
			$hash_key = '';
			foreach ( $offer_data->products as $key => &$hash ) {
				$hash     = $this->get_product_id();
				$hash_key = $key;
			}

			/**
			 * set variable product in offer with all variation
			 */
			if ( ! empty( $hash_key ) && $product->is_type( 'variable' ) && is_array( $product->get_children() ) && count( $product->get_children() ) > 0 ) {
				if ( isset( $offer_data->fields->{$hash_key} ) && is_array( $product->get_children() ) && count( $product->get_children() ) > 0 ) {
					$offer_data->variations                             = new stdClass();
					$discount_amount                                    = isset( $offer_data->fields->{$hash_key}->discount_amount ) ? $offer_data->fields->{$hash_key}->discount_amount : 0;
					$offer_data->fields->{$hash_key}->default_variation = $product->get_children()[0];
					foreach ( $product->get_children() as $variation_id ) {
						$offer_data->variations->{$hash_key}[ $variation_id ]                  = new stdClass();
						$offer_data->variations->{$hash_key}[ $variation_id ]->vid             = $variation_id;
						$offer_data->variations->{$hash_key}[ $variation_id ]->discount_amount = $discount_amount;
					}
				}
			}

			return $offer_data;
		}
	}

	/**
	 * Get dynamic product id from primary order items list for set in offer
	 * @return false|mixed
	 */
	public function get_product_id() {
		$get_current_offer       = WFOCU_Core()->data->get_current_offer();
		$get_funnel              = WFOCU_Core()->data->get_funnel_id();
		$get_funnel_steps        = WFOCU_Core()->funnels->get_funnel_steps( $get_funnel );
		$get_current_offer_index = WFOCU_Core()->funnels->get_current_index( $get_funnel_steps, $get_current_offer );

		if ( false === $get_current_offer_index ) {
			return false;
		}

		$p_order = WFOCU_Core()->data->get( 'porder', false, '_orders' );

		if ( ! $p_order instanceof WC_Order ) {
			return false;
		}

		$item_ids  = array();
		$get_items = $p_order->get_items();

		if ( is_array( $get_items ) && count( $get_items ) > 0 ) {
			foreach ( $get_items as $item ) {
				if ( '' !== $item->get_meta( '_upstroke_purchase' ) ) {
					continue;
				}
				if ( isset( $item['variation_id'] ) && 0 != $item['variation_id'] ) {
					/**
					 * get variable product id if variation found in order
					 */
					$item_ids[] = wp_get_post_parent_id( $item['variation_id'] );
				} elseif ( isset( $item['product_id'] ) ) {
					$item_ids[] = $item['product_id'];
				}
			}
		}

		if ( ( is_array( $item_ids ) && isset( $item_ids[ $get_current_offer_index ] ) ) ) {
			return $item_ids[ $get_current_offer_index ];
		} else {
			/**
			 * move on thankyou page if parent order no more item for set in offer
			 */
			WFOCU_Core()->data->set( 'current_offer', 0 );
			WFOCU_Core()->data->save();

			return false;
		}
	}
}