<?php

namespace bff\modules\banners;

use Errors;
use BannersBase;
use Admin as AdminHelpers;

class Admin extends BannersBase
{
    /**
     * Access scopes
     */
    public function accessScopes()
    {
        return parent::accessScopes()
            ->scope('listing', _t('@banners', 'Banners List View / Positions / Statistics'))
                ->methods(['listing', 'statistic'])
            ->scope('edit', _t('@banners', 'Banners / Positions Management'))
                ->method('positions'); # 'listing' => list:onDelete,onToggle
    }

    # Баннеры
    public function listing()
    {
        if (! $this->haveAccessTo('listing')) {
            return $this->showAccessDenied();
        }

        $positions = $this->model->positionsList()->toArray();
        $form = AdminHelpers::form($this, 'admin/form', [
            'id' => 'banners.banner',
            'templateDir' => $this->module_dir_tpl_core,
            'data' => ['positions' => $positions],
        ]);

        $list = AdminHelpers::list($this, 'admin/listing', [
            'id' => 'banners.banner',
            'templateDir' => $this->module_dir_tpl_core,
            'data' => ['positions' => $positions, 'localeHTML' => ''],
        ]);

        $onLoad = function ($id, $data) {
            return $this->model->banner($id, ['*'], ['regions'])->toArray();
        };
        $form
            ->onSubmitAfter(function ($id, $params) use ($form, $onLoad) {
                if (! $id) {
                    return;
                }
                if (! isset($params['saved'])) {
                    return;
                }

                $data = $params['saved'];
                if (empty($data['type'])) {
                    return;
                }
                if (empty($data['pos'])) {
                    return;
                }
                $pos = $data['pos'];

                $update = [];
                switch ($data['type']) {
                    case static::TYPE_IMAGE:
                        # загружаем изображение
                        $type_data = [];
                        if (empty($params['inserted'])) {
                            $prev = $onLoad($id, ['type_data']);
                            $type_data = $prev['type_data'] ?? [];
                        }
                        if (! is_array($type_data)) {
                            $type_data = [];
                        }

                        $devices = $this->app->devices();
                        foreach ($devices as $v) {
                            if (! empty($v['alias'])) {
                                continue;
                            }
                            $name = 'img_' . $v['id'];
                            $fileName = $this->imgUpload($id, $pos, $name);
                            if ($fileName !== false) {
                                if (! empty($type_data[$name]['name'])) {
                                    $this->imgDelete($id, $type_data[$name]['name']);
                                }
                                $type_data[$name] = ['name' => $fileName];
                                $update['type_data'] = $type_data;
                                $params['response']['reload'] = 1;
                            }
                        }
                        break;
                }
                if (! empty($update)) {
                    $res = $this->model->banner($id)->update($update);
                    $this->imageWidthHeight($id, ['update' => true]);
                }
            })
            ->onLoad($onLoad)
            ->onSave(function ($id, $data) {
                $res = $this->model->bannerSave($id, $data);
                $this->model->cacheReset();
                return $res;
            }, false)
        ;

        $list->formAdd($form);

        $list
            ->onDelete(function ($id) {
                if (! $this->haveAccessTo('edit')) {
                    return $this->showAccessDenied();
                }
                if (! $id) {
                    return $this->showImpossible();
                }

                $this->deleteBanner($id);

                return;
            })
            ->onToggle(function ($id) {
                if (! $this->haveAccessTo('edit')) {
                    return $this->showAccessDenied();
                }
                if (! $id) {
                    return $this->showImpossible();
                }

                $banner = $this->model->banner($id);
                if (! $banner) {
                    return $this->showImpossible();
                }

                # Проверка возможно ли включить баннер (не используется ли на неротируемой позиции другой баннер)
                if (! $banner['enabled'] && $this->checkPositionRotation($banner['pos'])) {
                    $banner->toggle('enabled');
                    $this->model->cacheReset();
                } elseif ($banner['enabled']) {
                    $banner->toggle('enabled');
                    $this->model->cacheReset();
                } else {
                    $this->errors->set(_t('@banners', 'Banners rotation is denied for this position'));
                }
                return ['id' => $id];
            })
            ->onRotate(function () {
                $pos = $this->input->postget('pos', TYPE_UINT);
                if (! $pos) {
                    return;
                }

                $this->model->bannersRotate($pos);
            })
            ->onFordev(_t('@banners', 'Clear Cache'), function () {
                if (!$this->isAdminFordev()) {
                    return $this->showAccessDenied();
                }

                $this->model->cacheReset();
                return $this->adminRedirect(Errors::SUCCESS);
            }, false)
        ;
        $list->trigger('extend');

        $filter = [];

        switch ($list->tab()) {
            case 1:     # включенные
                $filter['enabled'] = 0;
                break;
            case 2:     # выключенные
                $filter['enabled'] = 1;
                break;
        }

        if ($f = $list->filter('q')) {
            $filter['query'] = $f;
        }
        if ($f = $list->filter('pos')) {
            $filter['pos'] = $f;
        }
        if ($f = $list->filter('locale')) {
            $filter['locale'] = $f;
        }
        if ($f = $list->filter('region')) {
            $filter['region'] = $f;
        }

        $showStart = $list->filter('show_start');
        $showStart = (!empty($showStart) ? strtotime($showStart) : 0);
        $showFinish = $list->filter('show_finish');
        $showFinish = (!empty($showFinish) ? strtotime($showFinish) : 0);
        if ($showStart && $showFinish) {
            if ($showStart > $showFinish) {
                $filter[] = ['show_start', '>=', date('Y-m-d', $showStart)];
                $f['show_finish'] = '';
            } else {
                $filter[] = ['show_start', '>=', date('Y-m-d', $showStart)];
                $filter[] = ['show_finish', '<=', date('Y-m-d', $showFinish)];
            }
        } else {
            if ($showStart) {
                $filter[] = ['show_start', '>=' ,date('Y-m-d', $showStart)];
            } elseif ($showFinish) {
                $filter[] = ['show_finish', '<=' ,date('Y-m-d', $showFinish)];
            }
        }

        $list->trigger('filter', ['filter' => &$filter]);

        $rows = $this->model->bannersListing($filter);
        $order = $list->order('id-desc', false);
        if ($list->filter('pos')) {
            $order = 'num-asc';
        }

        if (! empty($rows)) {
            foreach ($rows as &$v) {
                if (isset($positions[$v['pos']])) {
                    $v['pos'] = $positions[$v['pos']];
                } else {
                    $v['pos'] = ['id' => $v['pos'], 'title' => ''];
                }
                $v['ctr'] = round(($v['clicks'] / ($v['shows'] ? $v['shows'] : 1)) * 100, 2);
            }
            unset($v);
            list($orderBy, $orderDir) = explode('-', $order);
            usort($rows, function ($a, $b) use ($orderBy, $orderDir) {
                if ($orderDir == 'asc') {
                    return strnatcasecmp($a[$orderBy], $b[$orderBy]);
                } else {
                    return strnatcasecmp($b[$orderBy], $a[$orderBy]);
                }
            });
        }

        $list->rows($rows);

        return $list->view();
    }

    # Статистика
    public function statistic()
    {
        if (! $this->haveAccessTo('listing')) {
            return $this->showAccessDenied();
        }

        $id = $this->input->postget('banner_id', TYPE_UINT);
        $banner = $this->model->banner($id)->toArray();
        if (empty($banner)) {
            return $this->showImpossible();
        }

        $list = AdminHelpers::list($this, 'admin/statistic', [
            'id' => 'banners.statistic',
            'templateDir' => $this->module_dir_tpl_core,
            'data' => ['banner' => $banner],
        ]);
        $list->ajaxParams(['banner_id' => $id]);
        $list->trigger('extend');

        $filter = ['banner_id' => $id];

        $start = $list->filter('start');
        $start = (!empty($start) ? strtotime($start) : 0);
        if ($start) {
            $filter[] = ['period', '>=', date('Y-m-d', $start)];
        }

        $finish = $list->filter('finish');
        $finish = (!empty($finish) ? strtotime($finish) : 0);
        if ($finish) {
            $filter[] = ['period', '<=', date('Y-m-d', $finish)];
        }

        $list->rowsIdKey('banner_id');
        $list->perPageRange([ 20 => '20',  40 => '40', 100 => '100', -1 => _t('@', 'All')]);
        $list->trigger('filter', ['filter' => &$filter]);
        $list->total($this->model->bannerStatisticListing($filter, true));
        $rows = $this->model->bannerStatisticListing($filter, false, $list->order('period-desc', true), $list->getLimit(), $list->getOffset())->toArray();
        $list->rows($rows);

        return $list->view();
    }

    # Позиции баннеров
    public function positions()
    {
        if (! $this->haveAccessTo('edit')) {
            return $this->showAccessDenied();
        }
        $fordev = $this->isAdminFordev();

        $list = AdminHelpers::list($this, 'admin/positions.listing', [
            'id' => 'banners.position',
            'templateDir' => $this->module_dir_tpl_core,
        ]);

        $form = AdminHelpers::form($this, 'admin/positions.form', [
            'id' => 'banners.position',
            'templateDir' => $this->module_dir_tpl_core,
            'data' => ['list' => $list],
        ]);
        $form
            ->onLoad(function ($id, $data) {
                return $this->model->positionData($id);
            })
            ->onSave(function ($id, $data) {
                $this->model->positionSave($id, $data);
                $this->model->cacheReset();
                return true;
            }, false)
        ;

        $list->formAdd($form, ['add' => $fordev]);

        if ($fordev) {
            $form = AdminHelpers::form($this, 'admin/position.delete.form', [
                'id' => 'banners.position',
                'templateDir' => $this->module_dir_tpl_core,
            ])
                ->onSubmit(function ($id, $params) {
                    if (empty($id) || empty($params['data'])) {
                        return false;
                    }
                    $data = $params['data'];
                    if (empty($data['mode'])) {
                        return false;
                    }
                    switch ($data['mode']) {
                        case 'replace':
                            if (empty($data['next'])) {
                                $this->errors->set(_t('@banners', 'Choose a new position to move the banners'));
                                return false;
                            }
                            $nextID = $data['next'];
                            $nextData = $this->model->positionData($nextID);
                            if (empty($nextData) || $data['next'] == $id) {
                                $this->errors->set(_t('@banners', 'Choose a new position to move the banners'));
                                return false;
                            } else {
                                # перемещаем баннеры
                                $bannersID = $this->model->bannersByPosition($id);
                                $this->model->bannersToPosition($bannersID, $nextID);
                                $this->model->cacheReset();
                                # удаляем позицию
                                $this->model->positionDelete($id);
                            }
                            break;
                        case 'all':
                            # удаляем баннеры связанные с позицией
                            $bannersID = $this->model->bannersByPosition($id);
                            if (!empty($bannersID)) {
                                $this->deleteBanner($bannersID);
                            }
                            # удаляем позицию
                            $this->model->positionDelete($id);
                            break;
                    }
                    return true;
                })
                ->onLoad(function ($id, $data) {
                    $position = $this->model->positionData($id);
                    $position['positions'] = $this->model->positionsList([['id', '!=', $id]])->toArray();
                    return  $position;
                })
                ->onSave(function ($id, $data) {
                    return true;
                }, false)
            ;

            $list->formCustom($form, 'position_delete', ['idKey' => 'position_id']);
        }

        $list->onToggle(function ($id) {
            if (! $id) {
                $this->errors->unknownRecord();
                return;
            }
            $this->model->position($id)->toggle('enabled');
            $this->model->cacheReset();
        });
        $list->trigger('extend');

        if ($list->subAction() == 'rotation') {
            $response = [];
            do {
                $id = $this->input->post('id', TYPE_UINT);
                if (!$id) {
                    $this->errors->unknownRecord();
                    break;
                }

                $this->model->position($id)->toggle('rotation');
                $this->model->cacheReset();
            } while (false);

            return $this->ajaxResponseForm($response);
        }

        $rows = $this->model->positionsList()->toArray();
        $list->rows($rows);

        return $list->view();
    }
}