<?php

function admin_arrive_title()
{
    return _("Arrived angels");
}

function admin_arrive()
{
    $msg = "";
    $search = "";
    if (isset($_REQUEST['search'])) {
        $search = strip_request_item('search');
    }

    if (isset($_REQUEST['reset']) && preg_match("/^[0-9]*$/", $_REQUEST['reset'])) {
        $user_id = $_REQUEST['reset'];
        $user_source = User($user_id);
        if ($user_source != null) {
            sql_query("UPDATE `User` SET `Gekommen`=0, `arrival_date` = NULL WHERE `UID`='" . sql_escape($user_id) . "' LIMIT 1");
            engelsystem_log("User set to not arrived: " . User_Nick_render($user_source));
            success(_("Reset done. Angel has not arrived."));
            redirect(user_link($user_source));
        } else {
            $msg = error(_("Angel not found."), true);
        }
    } elseif (isset($_REQUEST['arrived']) && preg_match("/^[0-9]*$/", $_REQUEST['arrived'])) {
        $user_id = $_REQUEST['arrived'];
        $user_source = User($user_id);
        if ($user_source != null) {
            sql_query("UPDATE `User` SET `Gekommen`=1, `arrival_date`='" . time() . "' WHERE `UID`='" . sql_escape($user_id) . "' LIMIT 1");
            engelsystem_log("User set has arrived: " . User_Nick_render($user_source));
            success(_("Angel has been marked as arrived."));
            redirect(user_link($user_source));
        } else {
            $msg = error(_("Angel not found."), true);
        }
    }

    $users = sql_select("SELECT * FROM `User` ORDER BY `Nick`");
    $arrival_count_at_day = [];
    $planned_arrival_count_at_day = [];
    $planned_departure_count_at_day = [];
    $users_matched = [];
    if ($search == "") {
        $tokens = [];
    } else {
        $tokens = explode(" ", $search);
    }
    foreach ($users as $usr) {
        if (count($tokens) > 0) {
            $match = false;
            $index = join(" ", $usr);
            foreach ($tokens as $t) {
                if (stristr($index, trim($t))) {
                    $match = true;
                    break;
                }
            }
            if (!$match) {
                continue;
            }
        }

        $usr['nick'] = User_Nick_render($usr);
        if ($usr['planned_departure_date'] != null) {
            $usr['rendered_planned_departure_date'] = date('Y-m-d', $usr['planned_departure_date']);
        } else {
            $usr['rendered_planned_departure_date'] = '-';
        }
        $usr['rendered_planned_arrival_date'] = date('Y-m-d', $usr['planned_arrival_date']);
        $usr['rendered_arrival_date'] = $usr['arrival_date'] > 0 ? date('Y-m-d', $usr['arrival_date']) : "-";
        $usr['arrived'] = $usr['Gekommen'] == 1 ? _("yes") : "";
        $usr['actions'] = $usr['Gekommen'] == 1 ? '<a href="' . page_link_to('admin_arrive') . '&reset=' . $usr['UID'] . '&search=' . $search . '">' . _("reset") . '</a>' : '<a href="' . page_link_to('admin_arrive') . '&arrived=' . $usr['UID'] . '&search=' . $search . '">' . _("arrived") . '</a>';

        if ($usr['arrival_date'] > 0) {
            $day = date('Y-m-d', $usr['arrival_date']);
            if (!isset($arrival_count_at_day[$day])) {
                $arrival_count_at_day[$day] = 0;
            }
            $arrival_count_at_day[$day]++;
        }

        if ($usr['planned_arrival_date'] != null) {
            $day = date('Y-m-d', $usr['planned_arrival_date']);
            if (!isset($planned_arrival_count_at_day[$day])) {
                $planned_arrival_count_at_day[$day] = 0;
            }
            $planned_arrival_count_at_day[$day]++;
        }

        if ($usr['planned_departure_date'] != null && $usr['Gekommen'] == 1) {
            $day = date('Y-m-d', $usr['planned_departure_date']);
            if (!isset($planned_departure_count_at_day[$day])) {
                $planned_departure_count_at_day[$day] = 0;
            }
            $planned_departure_count_at_day[$day]++;
        }

        $users_matched[] = $usr;
    }

    ksort($arrival_count_at_day);
    ksort($planned_arrival_count_at_day);
    ksort($planned_departure_count_at_day);

    $arrival_at_day = [];
    $arrival_sum = 0;
    foreach ($arrival_count_at_day as $day => $count) {
        $arrival_sum += $count;
        $arrival_at_day[$day] = [
            'day'   => $day,
            'count' => $count,
            'sum'   => $arrival_sum
        ];
    }

    $planned_arrival_at_day = [];
    $planned_arrival_sum = 0;
    foreach ($planned_arrival_count_at_day as $day => $count) {
        $planned_arrival_sum += $count;
        $planned_arrival_at_day[$day] = [
            'day'   => $day,
            'count' => $count,
            'sum'   => $planned_arrival_sum
        ];
    }

    $planned_departure_at_day = [];
    $planned_departure_sum = 0;
    foreach ($planned_departure_count_at_day as $day => $count) {
        $planned_departure_sum += $count;
        $planned_departure_at_day[$day] = [
            'day'   => $day,
            'count' => $count,
            'sum'   => $planned_departure_sum
        ];
    }

    return page_with_title(admin_arrive_title(), [
        msg(),
        form([
            form_text('search', _("Search"), $search),
            form_submit('submit', _("Search"))
        ]),
        table([
            'nick'                            => _("Nickname"),
            'rendered_planned_arrival_date'   => _("Planned arrival"),
            'arrived'                         => _("Arrived?"),
            'rendered_arrival_date'           => _("Arrival date"),
            'rendered_planned_departure_date' => _("Planned departure"),
            'actions'                         => ""
        ], $users_matched),
        div('row', [
            div('col-md-4', [
                heading(_("Planned arrival statistics"), 2),
                bargraph('planned_arrives', 'day', [
                    'count' => _("arrived"),
                    'sum'   => _("arrived sum")
                ], [
                    'count' => '#090',
                    'sum'   => '#888'
                ], $planned_arrival_at_day),
                table([
                    'day'   => _("Date"),
                    'count' => _("Count"),
                    'sum'   => _("Sum")
                ], $planned_arrival_at_day)
            ]),
            div('col-md-4', [
                heading(_("Arrival statistics"), 2),
                bargraph('arrives', 'day', [
                    'count' => _("arrived"),
                    'sum'   => _("arrived sum")
                ], [
                    'count' => '#090',
                    'sum'   => '#888'
                ], $arrival_at_day),
                table([
                    'day'   => _("Date"),
                    'count' => _("Count"),
                    'sum'   => _("Sum")
                ], $arrival_at_day)
            ]),
            div('col-md-4', [
                heading(_("Planned departure statistics"), 2),
                bargraph('planned_departures', 'day', [
                    'count' => _("arrived"),
                    'sum'   => _("arrived sum")
                ], [
                    'count' => '#090',
                    'sum'   => '#888'
                ], $planned_departure_at_day),
                table([
                    'day'   => _("Date"),
                    'count' => _("Count"),
                    'sum'   => _("Sum")
                ], $planned_departure_at_day)
            ])
        ])
    ]);
}