1<?php 2 3/** 4 * webtrees: online genealogy 5 * Copyright (C) 2022 webtrees development team 6 * This program is free software: you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation, either version 3 of the License, or 9 * (at your option) any later version. 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * You should have received a copy of the GNU General Public License 15 * along with this program. If not, see <https://www.gnu.org/licenses/>. 16 */ 17 18declare(strict_types=1); 19 20namespace Fisharebest\Webtrees\Statistics\Google; 21 22use Fisharebest\Webtrees\I18N; 23use Fisharebest\Webtrees\Statistics\Service\CenturyService; 24use Fisharebest\Webtrees\Statistics\Service\ColorService; 25use Fisharebest\Webtrees\Tree; 26use Illuminate\Database\Capsule\Manager as DB; 27use Illuminate\Support\Collection; 28use stdClass; 29 30use function count; 31use function view; 32 33/** 34 * A chart showing the deaths by century. 35 */ 36class ChartDeath 37{ 38 private Tree $tree; 39 40 private CenturyService $century_service; 41 42 private ColorService $color_service; 43 44 /** 45 * @param CenturyService $century_service 46 * @param ColorService $color_service 47 * @param Tree $tree 48 */ 49 public function __construct(CenturyService $century_service, ColorService $color_service, Tree $tree) 50 { 51 $this->century_service = $century_service; 52 $this->color_service = $color_service; 53 $this->tree = $tree; 54 } 55 56 /** 57 * Returns the related database records. 58 * 59 * @return Collection<array-key,stdClass> 60 */ 61 private function queryRecords(): Collection 62 { 63 return DB::table('dates') 64 ->selectRaw('ROUND((d_year + 49) / 100, 0) AS century') 65 ->selectRaw('COUNT(*) AS total') 66 ->where('d_file', '=', $this->tree->id()) 67 ->where('d_year', '<>', 0) 68 ->where('d_fact', '=', 'DEAT') 69 ->whereIn('d_type', ['@#DGREGORIAN@', '@#DJULIAN@']) 70 ->groupBy(['century']) 71 ->orderBy('century') 72 ->get() 73 ->map(static function (object $row): object { 74 return (object) [ 75 'century' => (int) $row->century, 76 'total' => (float) $row->total, 77 ]; 78 }); 79 } 80 81 /** 82 * Create a chart of death places. 83 * 84 * @param string|null $color_from 85 * @param string|null $color_to 86 * 87 * @return string 88 */ 89 public function chartDeath(string $color_from = null, string $color_to = null): string 90 { 91 $color_from = $color_from ?? 'ffffff'; 92 $color_to = $color_to ?? '84beff'; 93 94 $data = [ 95 [ 96 I18N::translate('Century'), 97 I18N::translate('Total') 98 ], 99 ]; 100 101 foreach ($this->queryRecords() as $record) { 102 $data[] = [ 103 $this->century_service->centuryName($record->century), 104 $record->total 105 ]; 106 } 107 108 $colors = $this->color_service->interpolateRgb($color_from, $color_to, count($data) - 1); 109 110 return view('statistics/other/charts/pie', [ 111 'title' => I18N::translate('Deaths by century'), 112 'data' => $data, 113 'colors' => $colors, 114 'language' => I18N::languageTag(), 115 ]); 116 } 117} 118