xref: /webtrees/app/Statistics/Repository/FamilyRepository.php (revision d7c2f5cc56f17801156c069987440ca1da2c5057)
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2023 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\Repository;
21
22use Exception;
23use Fisharebest\Webtrees\DB;
24use Fisharebest\Webtrees\Family;
25use Fisharebest\Webtrees\GedcomRecord;
26use Fisharebest\Webtrees\I18N;
27use Fisharebest\Webtrees\Individual;
28use Fisharebest\Webtrees\Registry;
29use Fisharebest\Webtrees\Statistics\Google\ChartChildren;
30use Fisharebest\Webtrees\Statistics\Google\ChartDivorce;
31use Fisharebest\Webtrees\Statistics\Google\ChartFamilyLargest;
32use Fisharebest\Webtrees\Statistics\Google\ChartMarriage;
33use Fisharebest\Webtrees\Statistics\Google\ChartMarriageAge;
34use Fisharebest\Webtrees\Statistics\Google\ChartNoChildrenFamilies;
35use Fisharebest\Webtrees\Statistics\Service\CenturyService;
36use Fisharebest\Webtrees\Statistics\Service\ColorService;
37use Fisharebest\Webtrees\Tree;
38use Illuminate\Database\Query\Builder;
39use Illuminate\Database\Query\Expression;
40use Illuminate\Database\Query\JoinClause;
41
42use function arsort;
43use function asort;
44use function e;
45use function floor;
46use function implode;
47use function in_array;
48use function str_replace;
49use function view;
50
51/**
52 * A repository providing methods for family related statistics.
53 */
54class FamilyRepository
55{
56    private CenturyService $century_service;
57
58    private ColorService $color_service;
59
60    private Tree $tree;
61
62    /**
63     * @param CenturyService $century_service
64     * @param ColorService   $color_service
65     * @param Tree           $tree
66     */
67    public function __construct(CenturyService $century_service, ColorService $color_service, Tree $tree)
68    {
69        $this->century_service = $century_service;
70        $this->color_service   = $color_service;
71        $this->tree            = $tree;
72    }
73
74    /**
75     * General query on family.
76     *
77     * @param string $type
78     *
79     * @return string
80     */
81    private function familyQuery(string $type): string
82    {
83        $row = DB::table('families')
84            ->where('f_file', '=', $this->tree->id())
85            ->orderBy('f_numchil', 'desc')
86            ->first();
87
88        if ($row === null) {
89            return '';
90        }
91
92        $family = Registry::familyFactory()->mapper($this->tree)($row);
93
94        if (!$family->canShow()) {
95            return I18N::translate('This information is private and cannot be shown.');
96        }
97
98        switch ($type) {
99            default:
100            case 'full':
101                return $family->formatList();
102
103            case 'size':
104                return I18N::number((int) $row->f_numchil);
105
106            case 'name':
107                return '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a>';
108        }
109    }
110
111    /**
112     * Find the family with the most children.
113     *
114     * @return string
115     */
116    public function largestFamily(): string
117    {
118        return $this->familyQuery('full');
119    }
120
121    /**
122     * Find the number of children in the largest family.
123     *
124     * @return string
125     */
126    public function largestFamilySize(): string
127    {
128        return $this->familyQuery('size');
129    }
130
131    /**
132     * Find the family with the most children.
133     *
134     * @return string
135     */
136    public function largestFamilyName(): string
137    {
138        return $this->familyQuery('name');
139    }
140
141    /**
142     * Find the couple with the most grandchildren.
143     *
144     * @param int $total
145     *
146     * @return array<array<string,int|Family>>
147     */
148    private function topTenGrandFamilyQuery(int $total): array
149    {
150        return DB::table('families')
151            ->join('link AS children', static function (JoinClause $join): void {
152                $join
153                    ->on('children.l_from', '=', 'f_id')
154                    ->on('children.l_file', '=', 'f_file')
155                    ->where('children.l_type', '=', 'CHIL');
156            })->join('link AS mchildren', static function (JoinClause $join): void {
157                $join
158                    ->on('mchildren.l_file', '=', 'children.l_file')
159                    ->on('mchildren.l_from', '=', 'children.l_to')
160                    ->where('mchildren.l_type', '=', 'FAMS');
161            })->join('link AS gchildren', static function (JoinClause $join): void {
162                $join
163                    ->on('gchildren.l_file', '=', 'mchildren.l_file')
164                    ->on('gchildren.l_from', '=', 'mchildren.l_to')
165                    ->where('gchildren.l_type', '=', 'CHIL');
166            })
167            ->where('f_file', '=', $this->tree->id())
168            ->groupBy(['f_id', 'f_file'])
169            ->orderBy(new Expression('COUNT(*)'), 'DESC')
170            ->select(['families.*'])
171            ->limit($total)
172            ->get()
173            ->map(Registry::familyFactory()->mapper($this->tree))
174            ->filter(GedcomRecord::accessFilter())
175            ->map(static function (Family $family): array {
176                $count = 0;
177                foreach ($family->children() as $child) {
178                    foreach ($child->spouseFamilies() as $spouse_family) {
179                        $count += $spouse_family->children()->count();
180                    }
181                }
182
183                return [
184                    'family' => $family,
185                    'count'  => $count,
186                ];
187            })
188            ->all();
189    }
190
191    /**
192     * Find the couple with the most grandchildren.
193     *
194     * @param int $total
195     *
196     * @return string
197     */
198    public function topTenLargestGrandFamily(int $total = 10): string
199    {
200        return view('statistics/families/top10-nolist-grand', [
201            'records' => $this->topTenGrandFamilyQuery($total),
202        ]);
203    }
204
205    /**
206     * Find the couple with the most grandchildren.
207     *
208     * @param int $total
209     *
210     * @return string
211     */
212    public function topTenLargestGrandFamilyList(int $total = 10): string
213    {
214        return view('statistics/families/top10-list-grand', [
215            'records' => $this->topTenGrandFamilyQuery($total),
216        ]);
217    }
218
219    /**
220     * Find the families with no children.
221     *
222     * @return int
223     */
224    private function noChildrenFamiliesQuery(): int
225    {
226        return DB::table('families')
227            ->where('f_file', '=', $this->tree->id())
228            ->where('f_numchil', '=', 0)
229            ->count();
230    }
231
232    /**
233     * Find the families with no children.
234     *
235     * @return string
236     */
237    public function noChildrenFamilies(): string
238    {
239        return I18N::number($this->noChildrenFamiliesQuery());
240    }
241
242    /**
243     * Find the families with no children.
244     *
245     * @param string $type
246     *
247     * @return string
248     */
249    public function noChildrenFamiliesList(string $type = 'list'): string
250    {
251        $families = DB::table('families')
252            ->where('f_file', '=', $this->tree->id())
253            ->where('f_numchil', '=', 0)
254            ->get()
255            ->map(Registry::familyFactory()->mapper($this->tree))
256            ->filter(GedcomRecord::accessFilter());
257
258        $top10 = [];
259
260        foreach ($families as $family) {
261            if ($type === 'list') {
262                $top10[] = '<li><a href="' . e($family->url()) . '">' . $family->fullName() . '</a></li>';
263            } else {
264                $top10[] = '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a>';
265            }
266        }
267
268        if ($type === 'list') {
269            $top10 = implode('', $top10);
270        } else {
271            $top10 = implode('; ', $top10);
272        }
273
274        if ($type === 'list') {
275            return '<ul>' . $top10 . '</ul>';
276        }
277
278        return $top10;
279    }
280
281    /**
282     * Create a chart of children with no families.
283     *
284     * @param int $year1
285     * @param int $year2
286     *
287     * @return string
288     */
289    public function chartNoChildrenFamilies(int $year1 = -1, int $year2 = -1): string
290    {
291        $no_child_fam = $this->noChildrenFamiliesQuery();
292
293        return (new ChartNoChildrenFamilies($this->century_service, $this->tree))
294            ->chartNoChildrenFamilies($no_child_fam, $year1, $year2);
295    }
296
297    /**
298     * Returns the ages between siblings.
299     *
300     * @param int $total The total number of records to query
301     *
302     * @return array<object>
303     */
304    private function ageBetweenSiblingsQuery(int $total): array
305    {
306        return DB::table('link AS link1')
307            ->join('link AS link2', static function (JoinClause $join): void {
308                $join
309                    ->on('link2.l_from', '=', 'link1.l_from')
310                    ->on('link2.l_type', '=', 'link1.l_type')
311                    ->on('link2.l_file', '=', 'link1.l_file');
312            })
313            ->join('dates AS child1', static function (JoinClause $join): void {
314                $join
315                    ->on('child1.d_gid', '=', 'link1.l_to')
316                    ->on('child1.d_file', '=', 'link1.l_file')
317                    ->where('child1.d_fact', '=', 'BIRT')
318                    ->where('child1.d_julianday1', '<>', 0);
319            })
320            ->join('dates AS child2', static function (JoinClause $join): void {
321                $join
322                    ->on('child2.d_gid', '=', 'link2.l_to')
323                    ->on('child2.d_file', '=', 'link2.l_file')
324                    ->where('child2.d_fact', '=', 'BIRT')
325                    ->whereColumn('child2.d_julianday2', '>', 'child1.d_julianday1');
326            })
327            ->where('link1.l_type', '=', 'CHIL')
328            ->where('link1.l_file', '=', $this->tree->id())
329            ->distinct()
330            ->select(['link1.l_from AS family', 'link1.l_to AS ch1', 'link2.l_to AS ch2', new Expression(DB::prefix('child2.d_julianday2') . ' - ' . DB::prefix('child1.d_julianday1') . ' AS age')])
331            ->orderBy('age', 'DESC')
332            ->take($total)
333            ->get()
334            ->all();
335    }
336
337    /**
338     * Returns the calculated age the time of event.
339     *
340     * @param int $age The age from the database record
341     *
342     * @return string
343     */
344    private function calculateAge(int $age): string
345    {
346        if ($age < 31) {
347            return I18N::plural('%s day', '%s days', $age, I18N::number($age));
348        }
349
350        if ($age < 365) {
351            $months = (int) ($age / 30.5);
352
353            return I18N::plural('%s month', '%s months', $months, I18N::number($months));
354        }
355
356        $years = (int) ($age / 365.25);
357
358        return I18N::plural('%s year', '%s years', $years, I18N::number($years));
359    }
360
361    /**
362     * Find the ages between siblings.
363     *
364     * @param int $total The total number of records to query
365     *
366     * @return array<string,Individual|Family|string>
367     * @throws Exception
368     */
369    private function ageBetweenSiblingsNoList(int $total): array
370    {
371        $rows = $this->ageBetweenSiblingsQuery($total);
372
373        foreach ($rows as $fam) {
374            $family = Registry::familyFactory()->make($fam->family, $this->tree);
375            $child1 = Registry::individualFactory()->make($fam->ch1, $this->tree);
376            $child2 = Registry::individualFactory()->make($fam->ch2, $this->tree);
377
378            if ($family !== null && $child1 !== null && $child2 !== null && $child1->canShow() && $child2->canShow()) {
379                // ! Single array (no list)
380                return [
381                    'child1' => $child1,
382                    'child2' => $child2,
383                    'family' => $family,
384                    'age'    => $this->calculateAge((int) $fam->age),
385                ];
386            }
387        }
388
389        return [];
390    }
391
392    /**
393     * Find the ages between siblings.
394     *
395     * @param int  $total The total number of records to query
396     * @param bool $one   Include each family only once if true
397     *
398     * @return array<int,array<string,Individual|Family|string>>
399     * @throws Exception
400     */
401    private function ageBetweenSiblingsList(int $total, bool $one): array
402    {
403        $rows  = $this->ageBetweenSiblingsQuery($total);
404        $top10 = [];
405        $dist  = [];
406
407        foreach ($rows as $fam) {
408            $family = Registry::familyFactory()->make($fam->family, $this->tree);
409            $child1 = Registry::individualFactory()->make($fam->ch1, $this->tree);
410            $child2 = Registry::individualFactory()->make($fam->ch2, $this->tree);
411
412            $age = $this->calculateAge((int) $fam->age);
413
414            if ($one && !in_array($fam->family, $dist, true)) {
415                if ($family !== null && $child1 !== null && $child2 !== null && $child1->canShow() && $child2->canShow()) {
416                    $top10[] = [
417                        'child1' => $child1,
418                        'child2' => $child2,
419                        'family' => $family,
420                        'age'    => $age,
421                    ];
422
423                    $dist[] = $fam->family;
424                }
425            } elseif (!$one && $family !== null && $child1 !== null && $child2 !== null && $child1->canShow() && $child2->canShow()) {
426                $top10[] = [
427                    'child1' => $child1,
428                    'child2' => $child2,
429                    'family' => $family,
430                    'age'    => $age,
431                ];
432            }
433        }
434
435        return $top10;
436    }
437
438    /**
439     * Find the ages between siblings.
440     *
441     * @param int $total The total number of records to query
442     *
443     * @return string
444     */
445    private function ageBetweenSiblingsAge(int $total): string
446    {
447        $rows = $this->ageBetweenSiblingsQuery($total);
448
449        foreach ($rows as $fam) {
450            return $this->calculateAge((int) $fam->age);
451        }
452
453        return '';
454    }
455
456    /**
457     * Find the ages between siblings.
458     *
459     * @param int $total The total number of records to query
460     *
461     * @return string
462     * @throws Exception
463     */
464    private function ageBetweenSiblingsName(int $total): string
465    {
466        $rows = $this->ageBetweenSiblingsQuery($total);
467
468        foreach ($rows as $fam) {
469            $family = Registry::familyFactory()->make($fam->family, $this->tree);
470            $child1 = Registry::individualFactory()->make($fam->ch1, $this->tree);
471            $child2 = Registry::individualFactory()->make($fam->ch2, $this->tree);
472
473            if ($family !== null && $child1 !== null && $child2 !== null && $child1->canShow() && $child2->canShow()) {
474                $return = '<a href="' . e($child2->url()) . '">' . $child2->fullName() . '</a> ';
475                $return .= I18N::translate('and') . ' ';
476                $return .= '<a href="' . e($child1->url()) . '">' . $child1->fullName() . '</a>';
477                $return .= ' <a href="' . e($family->url()) . '">[' . I18N::translate('View this family') . ']</a>';
478            } else {
479                $return = I18N::translate('This information is private and cannot be shown.');
480            }
481
482            return $return;
483        }
484
485        return '';
486    }
487
488    /**
489     * Find the names of siblings with the widest age gap.
490     *
491     * @param int $total
492     *
493     * @return string
494     */
495    public function topAgeBetweenSiblingsName(int $total = 10): string
496    {
497        return $this->ageBetweenSiblingsName($total);
498    }
499
500    /**
501     * Find the widest age gap between siblings.
502     *
503     * @param int $total
504     *
505     * @return string
506     */
507    public function topAgeBetweenSiblings(int $total = 10): string
508    {
509        return $this->ageBetweenSiblingsAge($total);
510    }
511
512    /**
513     * Find the name of siblings with the widest age gap.
514     *
515     * @param int $total
516     *
517     * @return string
518     */
519    public function topAgeBetweenSiblingsFullName(int $total = 10): string
520    {
521        $record = $this->ageBetweenSiblingsNoList($total);
522
523        if ($record === []) {
524            return I18N::translate('This information is not available.');
525        }
526
527        return view('statistics/families/top10-nolist-age', [
528            'record' => $record,
529        ]);
530    }
531
532    /**
533     * Find the siblings with the widest age gaps.
534     *
535     * @param int    $total
536     * @param string $one
537     *
538     * @return string
539     */
540    public function topAgeBetweenSiblingsList(int $total = 10, string $one = ''): string
541    {
542        $records = $this->ageBetweenSiblingsList($total, (bool) $one);
543
544        return view('statistics/families/top10-list-age', [
545            'records' => $records,
546        ]);
547    }
548
549    /**
550     * General query on families/children.
551     *
552     * @param int    $year1
553     * @param int    $year2
554     *
555     * @return array<object>
556     */
557    public function statsChildrenQuery(int $year1 = -1, int $year2 = -1): array
558    {
559        $query = DB::table('families')
560            ->where('f_file', '=', $this->tree->id())
561            ->groupBy(['f_numchil'])
562            ->select(['f_numchil', new Expression('COUNT(*) AS total')]);
563
564        if ($year1 >= 0 && $year2 >= 0) {
565            $query
566                ->join('dates', static function (JoinClause $join): void {
567                    $join
568                        ->on('d_file', '=', 'f_file')
569                        ->on('d_gid', '=', 'f_id');
570                })
571                ->where('d_fact', '=', 'MARR')
572                ->whereIn('d_type', ['@#DGREGORIAN@', '@#DJULIAN@'])
573                ->whereBetween('d_year', [$year1, $year2]);
574        }
575
576        return $query->get()->all();
577    }
578
579    /**
580     * Genearl query on families/children.
581     *
582     * @return string
583     */
584    public function statsChildren(): string
585    {
586        return (new ChartChildren($this->century_service, $this->tree))
587            ->chartChildren();
588    }
589
590    /**
591     * Count the total children.
592     *
593     * @return string
594     */
595    public function totalChildren(): string
596    {
597        $total = (int) DB::table('families')
598            ->where('f_file', '=', $this->tree->id())
599            ->sum('f_numchil');
600
601        return I18N::number($total);
602    }
603
604    /**
605     * Find the average number of children in families.
606     *
607     * @return string
608     */
609    public function averageChildren(): string
610    {
611        $average = (float) DB::table('families')
612            ->where('f_file', '=', $this->tree->id())
613            ->avg('f_numchil');
614
615        return I18N::number($average, 2);
616    }
617
618    /**
619     * General query on families.
620     *
621     * @param int $total
622     *
623     * @return array<array<string,mixed>>
624     */
625    private function topTenFamilyQuery(int $total): array
626    {
627        return DB::table('families')
628            ->where('f_file', '=', $this->tree->id())
629            ->orderBy('f_numchil', 'DESC')
630            ->limit($total)
631            ->get()
632            ->map(Registry::familyFactory()->mapper($this->tree))
633            ->filter(GedcomRecord::accessFilter())
634            ->map(static fn (Family $family): array => [
635                'family' => $family,
636                'count'  => $family->numberOfChildren(),
637            ])
638            ->all();
639    }
640
641    /**
642     * The the families with the most children.
643     *
644     * @param int $total
645     *
646     * @return string
647     */
648    public function topTenLargestFamily(int $total = 10): string
649    {
650        $records = $this->topTenFamilyQuery($total);
651
652        return view('statistics/families/top10-nolist', [
653            'records' => $records,
654        ]);
655    }
656
657    /**
658     * Find the families with the most children.
659     *
660     * @param int $total
661     *
662     * @return string
663     */
664    public function topTenLargestFamilyList(int $total = 10): string
665    {
666        $records = $this->topTenFamilyQuery($total);
667
668        return view('statistics/families/top10-list', [
669            'records' => $records,
670        ]);
671    }
672
673    /**
674     * Create a chart of the largest families.
675     *
676     * @param string|null $color_from
677     * @param string|null $color_to
678     * @param int         $total
679     *
680     * @return string
681     */
682    public function chartLargestFamilies(
683        string|null $color_from = null,
684        string|null $color_to = null,
685        int $total = 10
686    ): string {
687        return (new ChartFamilyLargest($this->color_service, $this->tree))
688            ->chartLargestFamilies($color_from, $color_to, $total);
689    }
690
691    /**
692     * Find the month in the year of the birth of the first child.
693     *
694     * @param int $year1
695     * @param int $year2
696     *
697     * @return Builder
698     */
699    public function monthFirstChildQuery(int $year1 = -1, int $year2 = -1): Builder
700    {
701        $first_child_subquery = DB::table('link')
702            ->join('dates', static function (JoinClause $join): void {
703                $join
704                    ->on('d_gid', '=', 'l_to')
705                    ->on('d_file', '=', 'l_file')
706                    ->where('d_julianday1', '<>', 0)
707                    ->whereIn('d_month', ['JAN', 'FEB', 'MAR', 'APR', 'MAY', 'JUN', 'JUL', 'AUG', 'SEP', 'OCT', 'NOV', 'DEC']);
708            })
709            ->where('l_file', '=', $this->tree->id())
710            ->where('l_type', '=', 'CHIL')
711            ->select(['l_from AS family_id', new Expression('MIN(d_julianday1) AS min_birth_jd')])
712            ->groupBy(['family_id']);
713
714        $query = DB::table('link')
715            ->join('dates', static function (JoinClause $join): void {
716                $join
717                    ->on('d_gid', '=', 'l_to')
718                    ->on('d_file', '=', 'l_file');
719            })
720            ->joinSub($first_child_subquery, 'subquery', static function (JoinClause $join): void {
721                $join
722                    ->on('family_id', '=', 'l_from')
723                    ->on('min_birth_jd', '=', 'd_julianday1');
724            })
725            ->where('link.l_file', '=', $this->tree->id())
726            ->where('link.l_type', '=', 'CHIL')
727            ->select(['d_month', new Expression('COUNT(*) AS total')])
728            ->groupBy(['d_month']);
729
730        if ($year1 >= 0 && $year2 >= 0) {
731            $query->whereBetween('d_year', [$year1, $year2]);
732        }
733
734        return $query;
735    }
736
737    /**
738     * Find the month in the year of the birth of the first child.
739     *
740     * @param int $year1
741     * @param int $year2
742     *
743     * @return Builder
744     */
745    public function monthFirstChildBySexQuery(int $year1 = -1, int $year2 = -1): Builder
746    {
747        return $this->monthFirstChildQuery($year1, $year2)
748            ->join('individuals', static function (JoinClause $join): void {
749                $join
750                    ->on('i_file', '=', 'l_file')
751                    ->on('i_id', '=', 'l_to');
752            })
753            ->select(['d_month', 'i_sex', new Expression('COUNT(*) AS total')])
754            ->groupBy(['d_month', 'i_sex']);
755    }
756
757    /**
758     * Number of husbands.
759     *
760     * @return string
761     */
762    public function totalMarriedMales(): string
763    {
764        $n = DB::table('families')
765            ->where('f_file', '=', $this->tree->id())
766            ->where('f_gedcom', 'LIKE', "%\n1 MARR%")
767            ->distinct()
768            ->count('f_husb');
769
770        return I18N::number($n);
771    }
772
773    /**
774     * Number of wives.
775     *
776     * @return string
777     */
778    public function totalMarriedFemales(): string
779    {
780        $n = DB::table('families')
781            ->where('f_file', '=', $this->tree->id())
782            ->where('f_gedcom', 'LIKE', "%\n1 MARR%")
783            ->distinct()
784            ->count('f_wife');
785
786        return I18N::number($n);
787    }
788
789    /**
790     * General query on parents.
791     *
792     * @param string $type
793     * @param string $age_dir
794     * @param string $sex
795     * @param bool   $show_years
796     *
797     * @return string
798     */
799    private function parentsQuery(string $type, string $age_dir, string $sex, bool $show_years): string
800    {
801        if ($sex === 'F') {
802            $sex_field = 'WIFE';
803        } else {
804            $sex_field = 'HUSB';
805        }
806
807        if ($age_dir !== 'ASC') {
808            $age_dir = 'DESC';
809        }
810
811        $row = DB::table('link AS parentfamily')
812            ->join('link AS childfamily', static function (JoinClause $join): void {
813                $join
814                    ->on('childfamily.l_file', '=', 'parentfamily.l_file')
815                    ->on('childfamily.l_from', '=', 'parentfamily.l_from')
816                    ->where('childfamily.l_type', '=', 'CHIL');
817            })
818            ->join('dates AS birth', static function (JoinClause $join): void {
819                $join
820                    ->on('birth.d_file', '=', 'parentfamily.l_file')
821                    ->on('birth.d_gid', '=', 'parentfamily.l_to')
822                    ->where('birth.d_fact', '=', 'BIRT')
823                    ->where('birth.d_julianday1', '<>', 0);
824            })
825            ->join('dates AS childbirth', static function (JoinClause $join): void {
826                $join
827                    ->on('childbirth.d_file', '=', 'parentfamily.l_file')
828                    ->on('childbirth.d_gid', '=', 'childfamily.l_to')
829                    ->where('childbirth.d_fact', '=', 'BIRT');
830            })
831            ->where('childfamily.l_file', '=', $this->tree->id())
832            ->where('parentfamily.l_type', '=', $sex_field)
833            ->where('childbirth.d_julianday2', '>', new Expression(DB::prefix('birth.d_julianday1')))
834            ->select(['parentfamily.l_to AS id', new Expression(DB::prefix('childbirth.d_julianday2') . ' - ' . DB::prefix('birth.d_julianday1') . ' AS age')])
835            ->take(1)
836            ->orderBy('age', $age_dir)
837            ->get()
838            ->first();
839
840        if ($row === null) {
841            return I18N::translate('This information is not available.');
842        }
843
844        $person = Registry::individualFactory()->make($row->id, $this->tree);
845
846        switch ($type) {
847            default:
848            case 'full':
849                if ($person !== null && $person->canShow()) {
850                    $result = $person->formatList();
851                } else {
852                    $result = I18N::translate('This information is private and cannot be shown.');
853                }
854                break;
855
856            case 'name':
857                $result = '<a href="' . e($person->url()) . '">' . $person->fullName() . '</a>';
858                break;
859
860            case 'age':
861                $age = $row->age;
862
863                if ($show_years) {
864                    $result = $this->calculateAge((int) $row->age);
865                } else {
866                    $result = (string) floor($age / 365.25);
867                }
868
869                break;
870        }
871
872        return $result;
873    }
874
875    /**
876     * Find the youngest mother
877     *
878     * @return string
879     */
880    public function youngestMother(): string
881    {
882        return $this->parentsQuery('full', 'ASC', 'F', false);
883    }
884
885    /**
886     * Find the name of the youngest mother.
887     *
888     * @return string
889     */
890    public function youngestMotherName(): string
891    {
892        return $this->parentsQuery('name', 'ASC', 'F', false);
893    }
894
895    /**
896     * Find the age of the youngest mother.
897     *
898     * @param string $show_years
899     *
900     * @return string
901     */
902    public function youngestMotherAge(string $show_years = ''): string
903    {
904        return $this->parentsQuery('age', 'ASC', 'F', (bool) $show_years);
905    }
906
907    /**
908     * Find the oldest mother.
909     *
910     * @return string
911     */
912    public function oldestMother(): string
913    {
914        return $this->parentsQuery('full', 'DESC', 'F', false);
915    }
916
917    /**
918     * Find the name of the oldest mother.
919     *
920     * @return string
921     */
922    public function oldestMotherName(): string
923    {
924        return $this->parentsQuery('name', 'DESC', 'F', false);
925    }
926
927    /**
928     * Find the age of the oldest mother.
929     *
930     * @param string $show_years
931     *
932     * @return string
933     */
934    public function oldestMotherAge(string $show_years = ''): string
935    {
936        return $this->parentsQuery('age', 'DESC', 'F', (bool) $show_years);
937    }
938
939    /**
940     * Find the youngest father.
941     *
942     * @return string
943     */
944    public function youngestFather(): string
945    {
946        return $this->parentsQuery('full', 'ASC', 'M', false);
947    }
948
949    /**
950     * Find the name of the youngest father.
951     *
952     * @return string
953     */
954    public function youngestFatherName(): string
955    {
956        return $this->parentsQuery('name', 'ASC', 'M', false);
957    }
958
959    /**
960     * Find the age of the youngest father.
961     *
962     * @param string $show_years
963     *
964     * @return string
965     */
966    public function youngestFatherAge(string $show_years = ''): string
967    {
968        return $this->parentsQuery('age', 'ASC', 'M', (bool) $show_years);
969    }
970
971    /**
972     * Find the oldest father.
973     *
974     * @return string
975     */
976    public function oldestFather(): string
977    {
978        return $this->parentsQuery('full', 'DESC', 'M', false);
979    }
980
981    /**
982     * Find the name of the oldest father.
983     *
984     * @return string
985     */
986    public function oldestFatherName(): string
987    {
988        return $this->parentsQuery('name', 'DESC', 'M', false);
989    }
990
991    /**
992     * Find the age of the oldest father.
993     *
994     * @param string $show_years
995     *
996     * @return string
997     */
998    public function oldestFatherAge(string $show_years = ''): string
999    {
1000        return $this->parentsQuery('age', 'DESC', 'M', (bool) $show_years);
1001    }
1002
1003    /**
1004     * General query on age at marriage.
1005     *
1006     * @param string $type
1007     * @param string $age_dir "ASC" or "DESC"
1008     * @param int    $total
1009     *
1010     * @return string
1011     */
1012    private function ageOfMarriageQuery(string $type, string $age_dir, int $total): string
1013    {
1014        $hrows = DB::table('families')
1015            ->where('f_file', '=', $this->tree->id())
1016            ->join('dates AS married', static function (JoinClause $join): void {
1017                $join
1018                    ->on('married.d_file', '=', 'f_file')
1019                    ->on('married.d_gid', '=', 'f_id')
1020                    ->where('married.d_fact', '=', 'MARR')
1021                    ->where('married.d_julianday1', '<>', 0);
1022            })
1023            ->join('dates AS husbdeath', static function (JoinClause $join): void {
1024                $join
1025                    ->on('husbdeath.d_gid', '=', 'f_husb')
1026                    ->on('husbdeath.d_file', '=', 'f_file')
1027                    ->where('husbdeath.d_fact', '=', 'DEAT');
1028            })
1029            ->whereColumn('married.d_julianday1', '<', 'husbdeath.d_julianday2')
1030            ->groupBy(['f_id'])
1031            ->select(['f_id AS family', new Expression('MIN(' . DB::prefix('husbdeath.d_julianday2') . ' - ' . DB::prefix('married.d_julianday1') . ') AS age')])
1032            ->get()
1033            ->all();
1034
1035        $wrows = DB::table('families')
1036            ->where('f_file', '=', $this->tree->id())
1037            ->join('dates AS married', static function (JoinClause $join): void {
1038                $join
1039                    ->on('married.d_file', '=', 'f_file')
1040                    ->on('married.d_gid', '=', 'f_id')
1041                    ->where('married.d_fact', '=', 'MARR')
1042                    ->where('married.d_julianday1', '<>', 0);
1043            })
1044            ->join('dates AS wifedeath', static function (JoinClause $join): void {
1045                $join
1046                    ->on('wifedeath.d_gid', '=', 'f_wife')
1047                    ->on('wifedeath.d_file', '=', 'f_file')
1048                    ->where('wifedeath.d_fact', '=', 'DEAT');
1049            })
1050            ->whereColumn('married.d_julianday1', '<', 'wifedeath.d_julianday2')
1051            ->groupBy(['f_id'])
1052            ->select(['f_id AS family', new Expression('MIN(' . DB::prefix('wifedeath.d_julianday2') . ' - ' . DB::prefix('married.d_julianday1') . ') AS age')])
1053            ->get()
1054            ->all();
1055
1056        $drows = DB::table('families')
1057            ->where('f_file', '=', $this->tree->id())
1058            ->join('dates AS married', static function (JoinClause $join): void {
1059                $join
1060                    ->on('married.d_file', '=', 'f_file')
1061                    ->on('married.d_gid', '=', 'f_id')
1062                    ->where('married.d_fact', '=', 'MARR')
1063                    ->where('married.d_julianday1', '<>', 0);
1064            })
1065            ->join('dates AS divorced', static function (JoinClause $join): void {
1066                $join
1067                    ->on('divorced.d_gid', '=', 'f_id')
1068                    ->on('divorced.d_file', '=', 'f_file')
1069                    ->whereIn('divorced.d_fact', ['DIV', 'ANUL', '_SEPR']);
1070            })
1071            ->whereColumn('married.d_julianday1', '<', 'divorced.d_julianday2')
1072            ->groupBy(['f_id'])
1073            ->select(['f_id AS family', new Expression('MIN(' . DB::prefix('divorced.d_julianday2') . ' - ' . DB::prefix('married.d_julianday1') . ') AS age')])
1074            ->get()
1075            ->all();
1076
1077        $rows = [];
1078        foreach ($drows as $family) {
1079            $rows[$family->family] = $family->age;
1080        }
1081
1082        foreach ($hrows as $family) {
1083            if (!isset($rows[$family->family])) {
1084                $rows[$family->family] = $family->age;
1085            }
1086        }
1087
1088        foreach ($wrows as $family) {
1089            if (!isset($rows[$family->family])) {
1090                $rows[$family->family] = $family->age;
1091            } elseif ($rows[$family->family] > $family->age) {
1092                $rows[$family->family] = $family->age;
1093            }
1094        }
1095
1096        if ($age_dir === 'DESC') {
1097            arsort($rows);
1098        } else {
1099            asort($rows);
1100        }
1101
1102        $top10 = [];
1103        $i     = 0;
1104        foreach ($rows as $xref => $age) {
1105            $family = Registry::familyFactory()->make((string) $xref, $this->tree);
1106            if ($type === 'name') {
1107                return $family->formatList();
1108            }
1109
1110            $age = $this->calculateAge((int) $age);
1111
1112            if ($type === 'age') {
1113                return $age;
1114            }
1115
1116            $husb = $family->husband();
1117            $wife = $family->wife();
1118
1119            if (
1120                $husb instanceof Individual &&
1121                $wife instanceof Individual &&
1122                ($husb->getAllDeathDates() || !$husb->isDead()) &&
1123                ($wife->getAllDeathDates() || !$wife->isDead())
1124            ) {
1125                if ($family->canShow()) {
1126                    if ($type === 'list') {
1127                        $top10[] = '<li><a href="' . e($family->url()) . '">' . $family->fullName() . '</a> (' . $age . ')' . '</li>';
1128                    } else {
1129                        $top10[] = '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a> (' . $age . ')';
1130                    }
1131                }
1132                if (++$i === $total) {
1133                    break;
1134                }
1135            }
1136        }
1137
1138        if ($type === 'list') {
1139            $top10 = implode('', $top10);
1140        } else {
1141            $top10 = implode('; ', $top10);
1142        }
1143
1144        if (I18N::direction() === 'rtl') {
1145            $top10 = str_replace([
1146                '[',
1147                ']',
1148                '(',
1149                ')',
1150                '+',
1151            ], [
1152                '&rlm;[',
1153                '&rlm;]',
1154                '&rlm;(',
1155                '&rlm;)',
1156                '&rlm;+',
1157            ], $top10);
1158        }
1159
1160        if ($type === 'list') {
1161            return '<ul>' . $top10 . '</ul>';
1162        }
1163
1164        return $top10;
1165    }
1166
1167    /**
1168     * General query on marriage ages.
1169     *
1170     * @return string
1171     */
1172    public function topAgeOfMarriageFamily(): string
1173    {
1174        return $this->ageOfMarriageQuery('name', 'DESC', 1);
1175    }
1176
1177    /**
1178     * General query on marriage ages.
1179     *
1180     * @return string
1181     */
1182    public function topAgeOfMarriage(): string
1183    {
1184        return $this->ageOfMarriageQuery('age', 'DESC', 1);
1185    }
1186
1187    /**
1188     * General query on marriage ages.
1189     *
1190     * @param int $total
1191     *
1192     * @return string
1193     */
1194    public function topAgeOfMarriageFamilies(int $total = 10): string
1195    {
1196        return $this->ageOfMarriageQuery('nolist', 'DESC', $total);
1197    }
1198
1199    /**
1200     * General query on marriage ages.
1201     *
1202     * @param int $total
1203     *
1204     * @return string
1205     */
1206    public function topAgeOfMarriageFamiliesList(int $total = 10): string
1207    {
1208        return $this->ageOfMarriageQuery('list', 'DESC', $total);
1209    }
1210
1211    /**
1212     * General query on marriage ages.
1213     *
1214     * @return string
1215     */
1216    public function minAgeOfMarriageFamily(): string
1217    {
1218        return $this->ageOfMarriageQuery('name', 'ASC', 1);
1219    }
1220
1221    /**
1222     * General query on marriage ages.
1223     *
1224     * @return string
1225     */
1226    public function minAgeOfMarriage(): string
1227    {
1228        return $this->ageOfMarriageQuery('age', 'ASC', 1);
1229    }
1230
1231    /**
1232     * General query on marriage ages.
1233     *
1234     * @param int $total
1235     *
1236     * @return string
1237     */
1238    public function minAgeOfMarriageFamilies(int $total = 10): string
1239    {
1240        return $this->ageOfMarriageQuery('nolist', 'ASC', $total);
1241    }
1242
1243    /**
1244     * General query on marriage ages.
1245     *
1246     * @param int $total
1247     *
1248     * @return string
1249     */
1250    public function minAgeOfMarriageFamiliesList(int $total = 10): string
1251    {
1252        return $this->ageOfMarriageQuery('list', 'ASC', $total);
1253    }
1254
1255    /**
1256     * Find the ages between spouses.
1257     *
1258     * @param string $age_dir
1259     * @param int    $total
1260     *
1261     * @return array<array<string,mixed>>
1262     */
1263    private function ageBetweenSpousesQuery(string $age_dir, int $total): array
1264    {
1265        $query = DB::table('families')
1266            ->where('f_file', '=', $this->tree->id())
1267            ->join('dates AS wife', static function (JoinClause $join): void {
1268                $join
1269                    ->on('wife.d_gid', '=', 'f_wife')
1270                    ->on('wife.d_file', '=', 'f_file')
1271                    ->where('wife.d_fact', '=', 'BIRT')
1272                    ->where('wife.d_julianday1', '<>', 0);
1273            })
1274            ->join('dates AS husb', static function (JoinClause $join): void {
1275                $join
1276                    ->on('husb.d_gid', '=', 'f_husb')
1277                    ->on('husb.d_file', '=', 'f_file')
1278                    ->where('husb.d_fact', '=', 'BIRT')
1279                    ->where('husb.d_julianday1', '<>', 0);
1280            });
1281
1282        if ($age_dir === 'DESC') {
1283            $query
1284                ->whereColumn('wife.d_julianday1', '>=', 'husb.d_julianday1')
1285                ->orderBy(new Expression('MIN(' . DB::prefix('wife.d_julianday1') . ') - MIN(' . DB::prefix('husb.d_julianday1') . ')'), 'DESC');
1286        } else {
1287            $query
1288                ->whereColumn('husb.d_julianday1', '>=', 'wife.d_julianday1')
1289                ->orderBy(new Expression('MIN(' . DB::prefix('husb.d_julianday1') . ') - MIN(' . DB::prefix('wife.d_julianday1') . ')'), 'DESC');
1290        }
1291
1292        return $query
1293            ->groupBy(['f_id', 'f_file'])
1294            ->select(['families.*'])
1295            ->take($total)
1296            ->get()
1297            ->map(Registry::familyFactory()->mapper($this->tree))
1298            ->filter(GedcomRecord::accessFilter())
1299            ->map(function (Family $family) use ($age_dir): array {
1300                $husb_birt_jd = $family->husband()->getBirthDate()->minimumJulianDay();
1301                $wife_birt_jd = $family->wife()->getBirthDate()->minimumJulianDay();
1302
1303                if ($age_dir === 'DESC') {
1304                    $diff = $wife_birt_jd - $husb_birt_jd;
1305                } else {
1306                    $diff = $husb_birt_jd - $wife_birt_jd;
1307                }
1308
1309                return [
1310                    'family' => $family,
1311                    'age'    => $this->calculateAge($diff),
1312                ];
1313            })
1314            ->all();
1315    }
1316
1317    /**
1318     * Find the age between husband and wife.
1319     *
1320     * @param int $total
1321     *
1322     * @return string
1323     */
1324    public function ageBetweenSpousesMF(int $total = 10): string
1325    {
1326        $records = $this->ageBetweenSpousesQuery('DESC', $total);
1327
1328        return view('statistics/families/top10-nolist-spouses', [
1329            'records' => $records,
1330        ]);
1331    }
1332
1333    /**
1334     * Find the age between husband and wife.
1335     *
1336     * @param int $total
1337     *
1338     * @return string
1339     */
1340    public function ageBetweenSpousesMFList(int $total = 10): string
1341    {
1342        $records = $this->ageBetweenSpousesQuery('DESC', $total);
1343
1344        return view('statistics/families/top10-list-spouses', [
1345            'records' => $records,
1346        ]);
1347    }
1348
1349    /**
1350     * Find the age between wife and husband..
1351     *
1352     * @param int $total
1353     *
1354     * @return string
1355     */
1356    public function ageBetweenSpousesFM(int $total = 10): string
1357    {
1358        $records = $this->ageBetweenSpousesQuery('ASC', $total);
1359
1360        return view('statistics/families/top10-nolist-spouses', [
1361            'records' => $records,
1362        ]);
1363    }
1364
1365    /**
1366     * Find the age between wife and husband..
1367     *
1368     * @param int $total
1369     *
1370     * @return string
1371     */
1372    public function ageBetweenSpousesFMList(int $total = 10): string
1373    {
1374        $records = $this->ageBetweenSpousesQuery('ASC', $total);
1375
1376        return view('statistics/families/top10-list-spouses', [
1377            'records' => $records,
1378        ]);
1379    }
1380
1381    /**
1382     * General query on ages at marriage.
1383     *
1384     * @param string $sex "M" or "F"
1385     * @param int    $year1
1386     * @param int    $year2
1387     *
1388     * @return array<object>
1389     */
1390    public function statsMarrAgeQuery(string $sex, int $year1 = -1, int $year2 = -1): array
1391    {
1392        $query = DB::table('dates AS married')
1393            ->join('families', static function (JoinClause $join): void {
1394                $join
1395                    ->on('f_file', '=', 'married.d_file')
1396                    ->on('f_id', '=', 'married.d_gid');
1397            })
1398            ->join('dates AS birth', static function (JoinClause $join) use ($sex): void {
1399                $join
1400                    ->on('birth.d_file', '=', 'married.d_file')
1401                    ->on('birth.d_gid', '=', $sex === 'M' ? 'f_husb' : 'f_wife')
1402                    ->where('birth.d_julianday1', '<>', 0)
1403                    ->where('birth.d_fact', '=', 'BIRT')
1404                    ->whereIn('birth.d_type', ['@#DGREGORIAN@', '@#DJULIAN@']);
1405            })
1406            ->where('married.d_file', '=', $this->tree->id())
1407            ->where('married.d_fact', '=', 'MARR')
1408            ->whereIn('married.d_type', ['@#DGREGORIAN@', '@#DJULIAN@'])
1409            ->whereColumn('married.d_julianday1', '>', 'birth.d_julianday1')
1410            ->select(['f_id', 'birth.d_gid', new Expression(DB::prefix('married.d_julianday2') . ' - ' . DB::prefix('birth.d_julianday1') . ' AS age')]);
1411
1412        if ($year1 >= 0 && $year2 >= 0) {
1413            $query->whereBetween('married.d_year', [$year1, $year2]);
1414        }
1415
1416        return $query
1417            ->get()
1418            ->map(static function (object $row): object {
1419                $row->age = (int) $row->age;
1420
1421                return $row;
1422            })
1423            ->all();
1424    }
1425
1426    /**
1427     * General query on marriage ages.
1428     *
1429     * @return string
1430     */
1431    public function statsMarrAge(): string
1432    {
1433        return (new ChartMarriageAge($this->century_service, $this->tree))
1434            ->chartMarriageAge();
1435    }
1436
1437    /**
1438     * Query the database for marriage tags.
1439     *
1440     * @param string $type       "full", "name" or "age"
1441     * @param string $age_dir    "ASC" or "DESC"
1442     * @param string $sex        "F" or "M"
1443     * @param bool   $show_years
1444     *
1445     * @return string
1446     */
1447    private function marriageQuery(string $type, string $age_dir, string $sex, bool $show_years): string
1448    {
1449        if ($sex === 'F') {
1450            $sex_field = 'f_wife';
1451        } else {
1452            $sex_field = 'f_husb';
1453        }
1454
1455        if ($age_dir !== 'ASC') {
1456            $age_dir = 'DESC';
1457        }
1458
1459        $row = DB::table('families')
1460            ->join('dates AS married', static function (JoinClause $join): void {
1461                $join
1462                    ->on('married.d_file', '=', 'f_file')
1463                    ->on('married.d_gid', '=', 'f_id')
1464                    ->where('married.d_fact', '=', 'MARR');
1465            })
1466            ->join('individuals', static function (JoinClause $join) use ($sex, $sex_field): void {
1467                $join
1468                    ->on('i_file', '=', 'f_file')
1469                    ->on('i_id', '=', $sex_field)
1470                    ->where('i_sex', '=', $sex);
1471            })
1472            ->join('dates AS birth', static function (JoinClause $join): void {
1473                $join
1474                    ->on('birth.d_file', '=', 'i_file')
1475                    ->on('birth.d_gid', '=', 'i_id')
1476                    ->where('birth.d_fact', '=', 'BIRT')
1477                    ->where('birth.d_julianday1', '<>', 0);
1478            })
1479            ->where('f_file', '=', $this->tree->id())
1480            ->where('married.d_julianday2', '>', new Expression(DB::prefix('birth.d_julianday1')))
1481            ->orderBy(new Expression(DB::prefix('married.d_julianday2') . ' - ' . DB::prefix('birth.d_julianday1')), $age_dir)
1482            ->select(['f_id AS famid', $sex_field, new Expression(DB::prefix('married.d_julianday2') . ' - ' . DB::prefix('birth.d_julianday1') . ' AS age'), 'i_id'])
1483            ->take(1)
1484            ->get()
1485            ->first();
1486
1487        if ($row === null) {
1488            return I18N::translate('This information is not available.');
1489        }
1490
1491        $family = Registry::familyFactory()->make($row->famid, $this->tree);
1492        $person = Registry::individualFactory()->make($row->i_id, $this->tree);
1493
1494        switch ($type) {
1495            default:
1496            case 'full':
1497                if ($family !== null && $family->canShow()) {
1498                    $result = $family->formatList();
1499                } else {
1500                    $result = I18N::translate('This information is private and cannot be shown.');
1501                }
1502                break;
1503
1504            case 'name':
1505                $result = '<a href="' . e($family->url()) . '">' . $person->fullName() . '</a>';
1506                break;
1507
1508            case 'age':
1509                $age = $row->age;
1510
1511                if ($show_years) {
1512                    $result = $this->calculateAge((int) $row->age);
1513                } else {
1514                    $result = I18N::number((int) ($age / 365.25));
1515                }
1516
1517                break;
1518        }
1519
1520        return $result;
1521    }
1522
1523    /**
1524     * Find the youngest wife.
1525     *
1526     * @return string
1527     */
1528    public function youngestMarriageFemale(): string
1529    {
1530        return $this->marriageQuery('full', 'ASC', 'F', false);
1531    }
1532
1533    /**
1534     * Find the name of the youngest wife.
1535     *
1536     * @return string
1537     */
1538    public function youngestMarriageFemaleName(): string
1539    {
1540        return $this->marriageQuery('name', 'ASC', 'F', false);
1541    }
1542
1543    /**
1544     * Find the age of the youngest wife.
1545     *
1546     * @param string $show_years
1547     *
1548     * @return string
1549     */
1550    public function youngestMarriageFemaleAge(string $show_years = ''): string
1551    {
1552        return $this->marriageQuery('age', 'ASC', 'F', (bool) $show_years);
1553    }
1554
1555    /**
1556     * Find the oldest wife.
1557     *
1558     * @return string
1559     */
1560    public function oldestMarriageFemale(): string
1561    {
1562        return $this->marriageQuery('full', 'DESC', 'F', false);
1563    }
1564
1565    /**
1566     * Find the name of the oldest wife.
1567     *
1568     * @return string
1569     */
1570    public function oldestMarriageFemaleName(): string
1571    {
1572        return $this->marriageQuery('name', 'DESC', 'F', false);
1573    }
1574
1575    /**
1576     * Find the age of the oldest wife.
1577     *
1578     * @param string $show_years
1579     *
1580     * @return string
1581     */
1582    public function oldestMarriageFemaleAge(string $show_years = ''): string
1583    {
1584        return $this->marriageQuery('age', 'DESC', 'F', (bool) $show_years);
1585    }
1586
1587    /**
1588     * Find the youngest husband.
1589     *
1590     * @return string
1591     */
1592    public function youngestMarriageMale(): string
1593    {
1594        return $this->marriageQuery('full', 'ASC', 'M', false);
1595    }
1596
1597    /**
1598     * Find the name of the youngest husband.
1599     *
1600     * @return string
1601     */
1602    public function youngestMarriageMaleName(): string
1603    {
1604        return $this->marriageQuery('name', 'ASC', 'M', false);
1605    }
1606
1607    /**
1608     * Find the age of the youngest husband.
1609     *
1610     * @param string $show_years
1611     *
1612     * @return string
1613     */
1614    public function youngestMarriageMaleAge(string $show_years = ''): string
1615    {
1616        return $this->marriageQuery('age', 'ASC', 'M', (bool) $show_years);
1617    }
1618
1619    /**
1620     * Find the oldest husband.
1621     *
1622     * @return string
1623     */
1624    public function oldestMarriageMale(): string
1625    {
1626        return $this->marriageQuery('full', 'DESC', 'M', false);
1627    }
1628
1629    /**
1630     * Find the name of the oldest husband.
1631     *
1632     * @return string
1633     */
1634    public function oldestMarriageMaleName(): string
1635    {
1636        return $this->marriageQuery('name', 'DESC', 'M', false);
1637    }
1638
1639    /**
1640     * Find the age of the oldest husband.
1641     *
1642     * @param string $show_years
1643     *
1644     * @return string
1645     */
1646    public function oldestMarriageMaleAge(string $show_years = ''): string
1647    {
1648        return $this->marriageQuery('age', 'DESC', 'M', (bool) $show_years);
1649    }
1650
1651    /**
1652     * General query on marriages.
1653     *
1654     * @param int  $year1
1655     * @param int  $year2
1656     *
1657     * @return Builder
1658     */
1659    public function statsMarriageQuery(int $year1 = -1, int $year2 = -1): Builder
1660    {
1661        $query = DB::table('dates')
1662            ->where('d_file', '=', $this->tree->id())
1663            ->where('d_fact', '=', 'MARR')
1664            ->select(['d_month', new Expression('COUNT(*) AS total')])
1665            ->groupBy(['d_month']);
1666
1667        if ($year1 >= 0 && $year2 >= 0) {
1668            $query->whereBetween('d_year', [$year1, $year2]);
1669        }
1670
1671        return $query;
1672    }
1673
1674    /**
1675     * General query on marriages.
1676     *
1677     * @param int  $year1
1678     * @param int  $year2
1679     *
1680     * @return Builder
1681     */
1682    public function statsFirstMarriageQuery(int $year1 = -1, int $year2 = -1): Builder
1683    {
1684        $query = DB::table('families')
1685            ->join('dates', static function (JoinClause $join): void {
1686                $join
1687                    ->on('d_gid', '=', 'f_id')
1688                    ->on('d_file', '=', 'f_file')
1689                    ->where('d_fact', '=', 'MARR')
1690                    ->whereIn('d_month', ['JAN', 'FEB', 'MAR', 'APR', 'MAY', 'JUN', 'JUL', 'AUG', 'SEP', 'OCT', 'NOV', 'DEC'])
1691                    ->where('d_julianday2', '<>', 0);
1692            })
1693            ->where('f_file', '=', $this->tree->id());
1694
1695        if ($year1 >= 0 && $year2 >= 0) {
1696            $query->whereBetween('d_year', [$year1, $year2]);
1697        }
1698
1699        return $query
1700            ->select(['f_husb', 'f_wife', 'd_month AS month'])
1701            ->orderBy('d_julianday2');
1702    }
1703
1704    /**
1705     * General query on marriages.
1706     *
1707     * @param string|null $color_from
1708     * @param string|null $color_to
1709     *
1710     * @return string
1711     */
1712    public function statsMarr(string|null $color_from = null, string|null $color_to = null): string
1713    {
1714        return (new ChartMarriage($this->century_service, $this->color_service, $this->tree))
1715            ->chartMarriage($color_from, $color_to);
1716    }
1717
1718    /**
1719     * General divorce query.
1720     *
1721     * @param string|null $color_from
1722     * @param string|null $color_to
1723     *
1724     * @return string
1725     */
1726    public function statsDiv(string|null $color_from = null, string|null $color_to = null): string
1727    {
1728        return (new ChartDivorce($this->century_service, $this->color_service, $this->tree))
1729            ->chartDivorce($color_from, $color_to);
1730    }
1731}
1732