<?php
class ModelReportAffiliate extends Model {

    public function getCommission($data = array()) {
        $sql = "SELECT at.affiliate_id, CONCAT(a.firstname, ' ', a.lastname) AS affiliate, a.email, a.status, SUM(at.amount) AS commission, COUNT(o.order_id) AS orders, SUM(o.total) AS total FROM " . DB_PREFIX . "affiliate_transaction at LEFT JOIN `" . DB_PREFIX . "affiliate` a ON (at.affiliate_id = a.affiliate_id) LEFT JOIN `" . DB_PREFIX . "order` o ON (at.order_id = o.order_id)";

        $implode = array();

        if (!empty($data['filter_date_start'])) {
            $implode[] = "DATE(at.date_added) >= '" . $this->db->escape($data['filter_date_start']) . "'";
        }

        if (!empty($data['filter_date_end'])) {
            $implode[] = "DATE(at.date_added) <= '" . $this->db->escape($data['filter_date_end']) . "'";
        }

        if ($implode) {
            $sql .= " WHERE " . implode(" AND ", $implode);
        }

        $sql .= " GROUP BY at.affiliate_id ORDER BY commission DESC";

        if (isset($data['start']) || isset($data['limit'])) {
            if ($data['start'] < 0) {
                $data['start'] = 0;
            }

            if ($data['limit'] < 1) {
                $data['limit'] = 20;
            }

            $sql .= " LIMIT " . (int)$data['start'] . "," . (int)$data['limit'];
        }

        $query = $this->db->query($sql);

        return $query->rows;
    }

    public function getTotalCommission($data = array()) {
        $sql = "SELECT COUNT(DISTINCT affiliate_id) AS total FROM `" . DB_PREFIX . "affiliate_transaction`";

        $implode = array();

        if (!empty($data['filter_date_start'])) {
            $implode[] = "DATE(date_added) >= '" . $this->db->escape($data['filter_date_start']) . "'";
        }

        if (!empty($data['filter_date_end'])) {
            $implode[] = "DATE(date_added) <= '" . $this->db->escape($data['filter_date_end']) . "'";
        }

        if ($implode) {
            $sql .= " WHERE " . implode(" AND ", $implode);
        }

        $query = $this->db->query($sql);

        return $query->row['total'];
    }

    public function getProducts($data = array()) {
        $sql = "SELECT at.product_id, CONCAT(a.firstname, ' ', a.lastname) AS affiliate, a.email, a.status, SUM(at.amount) AS commission, COUNT(o.order_id) AS orders, SUM(o.total) AS total FROM " . DB_PREFIX . "affiliate_transaction at LEFT JOIN `" . DB_PREFIX . "affiliate` a ON (at.affiliate_id = a.affiliate_id) LEFT JOIN `" . DB_PREFIX . "order` o ON (at.order_id = o.order_id) LEFT JOIN " . DB_PREFIX . "product";

        $implode = array();

        if (!empty($data['filter_date_start'])) {
            $implode[] = "DATE(at.date_added) >= '" . $this->db->escape($data['filter_date_start']) . "'";
        }

        if (!empty($data['filter_date_end'])) {
            $implode[] = "DATE(at.date_added) <= '" . $this->db->escape($data['filter_date_end']) . "'";
        }

        if ($implode) {
            $sql .= " WHERE " . implode(" AND ", $implode);
        }

        $sql .= " GROUP BY at.affiliate_id ORDER BY commission DESC";

        if (isset($data['start']) || isset($data['limit'])) {
            if ($data['start'] < 0) {
                $data['start'] = 0;
            }

            if ($data['limit'] < 1) {
                $data['limit'] = 20;
            }

            $sql .= " LIMIT " . (int)$data['start'] . "," . (int)$data['limit'];
        }

        $query = $this->db->query($sql);

        return $query->rows;
    }

    public function getTotalProducts($data = array()) {
        $sql = "SELECT COUNT(DISTINCT product_id) AS total FROM `" . DB_PREFIX . "affiliate_transaction`";

        $implode = array();

        if (!empty($data['filter_date_start'])) {
            $implode[] = "DATE(date_added) >= '" . $this->db->escape($data['filter_date_start']) . "'";
        }

        if (!empty($data['filter_date_end'])) {
            $implode[] = "DATE(date_added) <= '" . $this->db->escape($data['filter_date_end']) . "'";
        }

        if ($implode) {
            $sql .= " WHERE " . implode(" AND ", $implode);
        }

        $query = $this->db->query($sql);

        return $query->row['total'];
    }

    public function getAffiliateActivities($data = array()) {
        $sql = "SELECT aa.affiliate_activity_id, aa.affiliate_id, aa.key, aa.data, aa.ip, aa.date_added FROM " . DB_PREFIX . "affiliate_activity aa LEFT JOIN " . DB_PREFIX . "affiliate a ON (aa.affiliate_id = a.affiliate_id)";

        $implode = array();

        if (!empty($data['filter_affiliate'])) {
            $implode[] = "CONCAT(a.firstname, ' ', a.lastname) LIKE '" . $this->db->escape($data['filter_affiliate']) . "'";
        }

        if (!empty($data['filter_ip'])) {
            $implode[] = "aa.ip LIKE '" . $this->db->escape($data['filter_ip']) . "'";
        }

        if (!empty($data['filter_date_start'])) {
            $implode[] = "DATE(aa.date_added) >= '" . $this->db->escape($data['filter_date_start']) . "'";
        }

        if (!empty($data['filter_date_end'])) {
            $implode[] = "DATE(aa.date_added) <= '" . $this->db->escape($data['filter_date_end']) . "'";
        }

        if ($implode) {
            $sql .= " WHERE " . implode(" AND ", $implode);
        }

        $sql .= " ORDER BY aa.date_added DESC";

        if (isset($data['start']) || isset($data['limit'])) {
            if ($data['start'] < 0) {
                $data['start'] = 0;
            }

            if ($data['limit'] < 1) {
                $data['limit'] = 20;
            }

            $sql .= " LIMIT " . (int)$data['start'] . "," . (int)$data['limit'];
        }

        $query = $this->db->query($sql);

        return $query->rows;
    }

    public function getTotalAffiliateActivities($data = array()) {
        $sql = "SELECT COUNT(*) AS total FROM `" . DB_PREFIX . "affiliate_activity` aa LEFT JOIN " . DB_PREFIX . "affiliate a ON (aa.affiliate_id = a.affiliate_id)";

        $implode = array();

        if (!empty($data['filter_affiliate'])) {
            $implode[] = "CONCAT(a.firstname, ' ', a.lastname) LIKE '" . $this->db->escape($data['filter_affiliate']) . "'";
        }

        if (!empty($data['filter_ip'])) {
            $implode[] = "aa.ip LIKE '" . $this->db->escape($data['filter_ip']) . "'";
        }

        if (!empty($data['filter_date_start'])) {
            $implode[] = "DATE(aa.date_added) >= '" . $this->db->escape($data['filter_date_start']) . "'";
        }

        if (!empty($data['filter_date_end'])) {
            $implode[] = "DATE(aa.date_added) <= '" . $this->db->escape($data['filter_date_end']) . "'";
        }

        if ($implode) {
            $sql .= " WHERE " . implode(" AND ", $implode);
        }

        $query = $this->db->query($sql);

        return $query->row['total'];
    }

}