<?php

namespace Wdr\App\Controllers\Admin\Tabs;

use Wdr\App\Controllers\Configuration;
use Wdr\App\Helpers\Helper;
use Wdr\App\Helpers\Rule;
use Wdr\App\Controllers\Admin\Tabs\Reports;
use Wdr\App\Helpers\Validation;
use Wdr\App\Helpers\Woocommerce;
use Wdr\App\Models\DBTable;

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

class Statistics extends Base
{
    public $priority = 60;
    protected $tab = 'statistics';
    protected $reports;
    protected $rule_details = array();


    /**
     * GeneralSettings constructor.
     */
    public function __construct()
    {
        parent::__construct();
        $this->title = __('Reports', 'woo-discount-rules');
        $rule_helper = new Rule();
        $available_conditions = $this->getAvailableConditions();
        $rules = $rule_helper->getAllRules($available_conditions);
        foreach ($rules as $rule){
            $rule_id = $rule->getId();
            $rule_title = $rule->getTitle();
            $this->rule_details[$rule_id] = array(
                'handler' => new Reports\RuleNameDiscount($rule),
                'label'   => __( $rule_title , 'woo-discount-rules' ),
                'group'   => __( 'Rule Name', 'woo-discount-rules' ),
                'rule_id'   => $rule_id,
            );
        }
        $this->reports = array(
            'rule_amount_extra' => array(
                'handler' => new Reports\RuleAmountWithCartDiscount(),
                'label'   => __( 'All Rules', 'woo-discount-rules' ),
                'group'   => __( 'Rule', 'woo-discount-rules' ),
                'rule_id'   => 0,
            ),
            'rule_amount' => array(
               'handler' => new Reports\RuleAmount(),
                'label'   => __( 'All Rules (except cart adjustment type)', 'woo-discount-rules' ),
                'group'   => __( 'Rule', 'woo-discount-rules' ),
                'rule_id'   => 0,
            ),
        );
        $this->reports = $this->reports+$this->rule_details;
    }

    /**
     * Render settings page
     * @param null $page
     * @return mixed|void
     */
    public function render($page = NULL)
    {
        $charts = array();
        foreach ( $this->reports as $k => $item ) {
            $group = $item['group'];
            if ( ! isset( $charts[ $group ] ) ) {
                $charts[ $group ] = array();
            }
            $charts[ $group ][ $k ] = $item['label'];
        }

        $coupon_type = __('Coupon', 'woo-discount-rules');
        $coupon_label = __('Coupon Label', 'woo-discount-rules');
        $coupons = array(
            $coupon_type => array(
                'awdr_all_coupons' => __('All coupons', 'woo-discount-rules'),
                'awdr_custom_coupons' => __('Coupon discount (create your own coupon option)', 'woo-discount-rules'),
                'awdr_discount_coupons' => __('All Cart discounts (discount label)', 'woo-discount-rules'),
            )
        );
        $applied_coupons = DBTable::get_coupons_for_report();
        foreach ($applied_coupons as $row) {
            if (!empty($row->cart_discount_label)) {
                $coupons[$coupon_label][] = $row->cart_discount_label;
            }
        }

        $params = array(
            'charts' => $charts,
            'coupons' => $coupons,
        );
        self::$template_helper->setPath(WDR_PLUGIN_PATH . 'App/Views/Admin/Tabs/Statistics.php')->setData($params)->display();
    }

    /**
     * Get chart data for analytics
     */
    protected function ajax_get_chart_data() {
        parse_str( $_POST['params'], $params );
        $awdr_nonce = isset($params['awdr_nonce'])? $params['awdr_nonce']: '';
        Helper::validateRequest('wdr_ajax_report', $awdr_nonce);
        if(Helper::hasAdminPrivilege()){
            $type = $params['type'];
            if(!Validation::validateReportTabFields($params)){
                wp_send_json_error();
            }

            if ( isset( $this->reports[ $type ] ) ) {
                $handler = $this->reports[ $type ]['handler'];
                $data = $handler->get_data( $params );
                wp_send_json_success( $data );
            } else {
                if($type == "rule_amount_extra" || $type == "rule_amount"){
                    wp_send_json_error();
                }
                $rule_helper = new Rule();
                $available_conditions = $this->getAvailableConditions();
                if(!empty($available_conditions)){
                    $rule_detail = $rule_helper->getRule((int)$type, $available_conditions);
                    $this->rule_details = array();
                    if(!empty($rule_detail) && is_array($rule_detail)){
                        foreach ($rule_detail as $rule){
                            $handler = new Reports\RuleNameDiscount($rule);
                            $data = $handler->get_data( $params );
                            wp_send_json_success( $data );
                        }
                    }
                }else{
                    wp_send_json_error();
                }
            }
        } else {
            die(__('Authentication required', 'woo-discount-rules'));
        }
    }

    /**
     * Get discount coupon data for analytics
     */
    protected function ajax_get_coupon_data()
    {
        parse_str( $_POST['params'], $params );
        $awdr_nonce = isset($params['awdr_nonce'])? $params['awdr_nonce']: '';
        Helper::validateRequest('wdr_ajax_report', $awdr_nonce);
        if(Helper::hasAdminPrivilege()) {
            if (!Validation::validateReportTabFields($params, false)) {
                wp_send_json_error();
            }
            $results = [];
            $data = DBTable::get_coupon_data($params);
            if (!empty($data) && is_array($data)) {
                foreach ($data as $row) {
                    $results [] = [
                        'name' => $row->coupon_name,
                        'orders' => $row->total_orders,
                        'amount' => Woocommerce::formatPrice($row->discounted_amount),
                    ];
                }
            }
            wp_send_json_success($results);
        } else {
            die(__('Authentication required', 'woo-discount-rules'));
        }
    }
}