xref: /webtrees/app/Statistics/Repository/FamilyRepository.php (revision 89f7189b61a494347591c99bdb92afb7d8b66e1b)
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2021 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\Registry;
24use Fisharebest\Webtrees\Family;
25use Fisharebest\Webtrees\GedcomRecord;
26use Fisharebest\Webtrees\I18N;
27use Fisharebest\Webtrees\Statistics\Google\ChartChildren;
28use Fisharebest\Webtrees\Statistics\Google\ChartDivorce;
29use Fisharebest\Webtrees\Statistics\Google\ChartFamilyLargest;
30use Fisharebest\Webtrees\Statistics\Google\ChartMarriage;
31use Fisharebest\Webtrees\Statistics\Google\ChartMarriageAge;
32use Fisharebest\Webtrees\Statistics\Google\ChartNoChildrenFamilies;
33use Fisharebest\Webtrees\Tree;
34use Illuminate\Database\Capsule\Manager as DB;
35use Illuminate\Database\Query\Builder;
36use Illuminate\Database\Query\Expression;
37use Illuminate\Database\Query\JoinClause;
38use stdClass;
39
40use function in_array;
41
42/**
43 *
44 */
45class FamilyRepository
46{
47    /**
48     * @var Tree
49     */
50    private $tree;
51
52    /**
53     * Constructor.
54     *
55     * @param Tree $tree
56     */
57    public function __construct(Tree $tree)
58    {
59        $this->tree = $tree;
60    }
61
62    /**
63     * General query on family.
64     *
65     * @param string $type
66     *
67     * @return string
68     */
69    private function familyQuery(string $type): string
70    {
71        $row = DB::table('families')
72            ->where('f_file', '=', $this->tree->id())
73            ->orderBy('f_numchil', 'desc')
74            ->first();
75
76        if ($row === null) {
77            return '';
78        }
79
80        /** @var Family $family */
81        $family = Registry::familyFactory()->mapper($this->tree)($row);
82
83        if (!$family->canShow()) {
84            return I18N::translate('This information is private and cannot be shown.');
85        }
86
87        switch ($type) {
88            default:
89            case 'full':
90                return $family->formatList();
91
92            case 'size':
93                return I18N::number((int) $row->f_numchil);
94
95            case 'name':
96                return '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a>';
97        }
98    }
99
100    /**
101     * Find the family with the most children.
102     *
103     * @return string
104     */
105    public function largestFamily(): string
106    {
107        return $this->familyQuery('full');
108    }
109
110    /**
111     * Find the number of children in the largest family.
112     *
113     * @return string
114     */
115    public function largestFamilySize(): string
116    {
117        return $this->familyQuery('size');
118    }
119
120    /**
121     * Find the family with the most children.
122     *
123     * @return string
124     */
125    public function largestFamilyName(): string
126    {
127        return $this->familyQuery('name');
128    }
129
130    /**
131     * Find the couple with the most grandchildren.
132     *
133     * @param int $total
134     *
135     * @return array<stdClass>
136     */
137    private function topTenGrandFamilyQuery(int $total): array
138    {
139        return DB::table('families')
140            ->join('link AS children', static function (JoinClause $join): void {
141                $join
142                    ->on('children.l_from', '=', 'f_id')
143                    ->on('children.l_file', '=', 'f_file')
144                    ->where('children.l_type', '=', 'CHIL');
145            })->join('link AS mchildren', static function (JoinClause $join): void {
146                $join
147                    ->on('mchildren.l_file', '=', 'children.l_file')
148                    ->on('mchildren.l_from', '=', 'children.l_to')
149                    ->where('mchildren.l_type', '=', 'FAMS');
150            })->join('link AS gchildren', static function (JoinClause $join): void {
151                $join
152                    ->on('gchildren.l_file', '=', 'mchildren.l_file')
153                    ->on('gchildren.l_from', '=', 'mchildren.l_to')
154                    ->where('gchildren.l_type', '=', 'CHIL');
155            })
156            ->where('f_file', '=', $this->tree->id())
157            ->groupBy(['f_id', 'f_file'])
158            ->orderBy(new Expression('COUNT(*)'), 'DESC')
159            ->select(['families.*'])
160            ->limit($total)
161            ->get()
162            ->map(Registry::familyFactory()->mapper($this->tree))
163            ->filter(GedcomRecord::accessFilter())
164            ->map(static function (Family $family): array {
165                $count = 0;
166                foreach ($family->children() as $child) {
167                    foreach ($child->spouseFamilies() as $spouse_family) {
168                        $count += $spouse_family->children()->count();
169                    }
170                }
171
172                return [
173                    'family' => $family,
174                    'count'  => $count,
175                ];
176            })
177            ->all();
178    }
179
180    /**
181     * Find the couple with the most grandchildren.
182     *
183     * @param int $total
184     *
185     * @return string
186     */
187    public function topTenLargestGrandFamily(int $total = 10): string
188    {
189        return view('statistics/families/top10-nolist-grand', [
190            'records' => $this->topTenGrandFamilyQuery($total),
191        ]);
192    }
193
194    /**
195     * Find the couple with the most grandchildren.
196     *
197     * @param int $total
198     *
199     * @return string
200     */
201    public function topTenLargestGrandFamilyList(int $total = 10): string
202    {
203        return view('statistics/families/top10-list-grand', [
204            'records' => $this->topTenGrandFamilyQuery($total),
205        ]);
206    }
207
208    /**
209     * Find the families with no children.
210     *
211     * @return int
212     */
213    private function noChildrenFamiliesQuery(): int
214    {
215        return DB::table('families')
216            ->where('f_file', '=', $this->tree->id())
217            ->where('f_numchil', '=', 0)
218            ->count();
219    }
220
221    /**
222     * Find the families with no children.
223     *
224     * @return string
225     */
226    public function noChildrenFamilies(): string
227    {
228        return I18N::number($this->noChildrenFamiliesQuery());
229    }
230
231    /**
232     * Find the families with no children.
233     *
234     * @param string $type
235     *
236     * @return string
237     */
238    public function noChildrenFamiliesList($type = 'list'): string
239    {
240        $families = DB::table('families')
241            ->where('f_file', '=', $this->tree->id())
242            ->where('f_numchil', '=', 0)
243            ->get()
244            ->map(Registry::familyFactory()->mapper($this->tree))
245            ->filter(GedcomRecord::accessFilter());
246
247        $top10 = [];
248
249        /** @var Family $family */
250        foreach ($families as $family) {
251            if ($type === 'list') {
252                $top10[] = '<li><a href="' . e($family->url()) . '">' . $family->fullName() . '</a></li>';
253            } else {
254                $top10[] = '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a>';
255            }
256        }
257
258        if ($type === 'list') {
259            $top10 = implode('', $top10);
260        } else {
261            $top10 = implode('; ', $top10);
262        }
263
264
265        if ($type === 'list') {
266            return '<ul>' . $top10 . '</ul>';
267        }
268
269        return $top10;
270    }
271
272    /**
273     * Create a chart of children with no families.
274     *
275     * @param int $year1
276     * @param int $year2
277     *
278     * @return string
279     */
280    public function chartNoChildrenFamilies(int $year1 = -1, int $year2 = -1): string
281    {
282        $no_child_fam = $this->noChildrenFamiliesQuery();
283
284        return (new ChartNoChildrenFamilies($this->tree))
285            ->chartNoChildrenFamilies($no_child_fam, $year1, $year2);
286    }
287
288    /**
289     * Returns the ages between siblings.
290     *
291     * @param int $total The total number of records to query
292     *
293     * @return array<stdClass>
294     */
295    private function ageBetweenSiblingsQuery(int $total): array
296    {
297        $prefix = DB::connection()->getTablePrefix();
298
299        return DB::table('link AS link1')
300            ->join('link AS link2', static function (JoinClause $join): void {
301                $join
302                    ->on('link2.l_from', '=', 'link1.l_from')
303                    ->on('link2.l_type', '=', 'link1.l_type')
304                    ->on('link2.l_file', '=', 'link1.l_file');
305            })
306            ->join('dates AS child1', static function (JoinClause $join): void {
307                $join
308                    ->on('child1.d_gid', '=', 'link1.l_to')
309                    ->on('child1.d_file', '=', 'link1.l_file')
310                    ->where('child1.d_fact', '=', 'BIRT')
311                    ->where('child1.d_julianday1', '<>', 0);
312            })
313            ->join('dates AS child2', static function (JoinClause $join): void {
314                $join
315                    ->on('child2.d_gid', '=', 'link2.l_to')
316                    ->on('child2.d_file', '=', 'link2.l_file')
317                    ->where('child2.d_fact', '=', 'BIRT')
318                    ->whereColumn('child2.d_julianday2', '>', 'child1.d_julianday1');
319            })
320            ->where('link1.l_type', '=', 'CHIL')
321            ->where('link1.l_file', '=', $this->tree->id())
322            ->distinct()
323            ->select(['link1.l_from AS family', 'link1.l_to AS ch1', 'link2.l_to AS ch2', new Expression($prefix . 'child2.d_julianday2 - ' . $prefix . 'child1.d_julianday1 AS age')])
324            ->orderBy('age', 'DESC')
325            ->take($total)
326            ->get()
327            ->all();
328    }
329
330    /**
331     * Returns the calculated age the time of event.
332     *
333     * @param int $age The age from the database record
334     *
335     * @return string
336     */
337    private function calculateAge(int $age): string
338    {
339        if ($age < 31) {
340            return I18N::plural('%s day', '%s days', $age, I18N::number($age));
341        }
342
343        if ($age < 365) {
344            $months = (int) ($age / 30.5);
345
346            return I18N::plural('%s month', '%s months', $months, I18N::number($months));
347        }
348
349        $years = (int) ($age / 365.25);
350
351        return I18N::plural('%s year', '%s years', $years, I18N::number($years));
352    }
353
354    /**
355     * Find the ages between siblings.
356     *
357     * @param int $total The total number of records to query
358     *
359     * @return array<mixed>
360     * @throws Exception
361     */
362    private function ageBetweenSiblingsNoList(int $total): array
363    {
364        $rows = $this->ageBetweenSiblingsQuery($total);
365
366        foreach ($rows as $fam) {
367            $family = Registry::familyFactory()->make($fam->family, $this->tree);
368            $child1 = Registry::individualFactory()->make($fam->ch1, $this->tree);
369            $child2 = Registry::individualFactory()->make($fam->ch2, $this->tree);
370
371            if ($child1->canShow() && $child2->canShow()) {
372                // ! Single array (no list)
373                return [
374                    'child1' => $child1,
375                    'child2' => $child2,
376                    'family' => $family,
377                    'age'    => $this->calculateAge((int) $fam->age),
378                ];
379            }
380        }
381
382        return [];
383    }
384
385    /**
386     * Find the ages between siblings.
387     *
388     * @param int  $total The total number of records to query
389     * @param bool $one   Include each family only once if true
390     *
391     * @return array<string,array>
392     * @throws Exception
393     */
394    private function ageBetweenSiblingsList(int $total, bool $one): array
395    {
396        $rows  = $this->ageBetweenSiblingsQuery($total);
397        $top10 = [];
398        $dist  = [];
399
400        foreach ($rows as $fam) {
401            $family = Registry::familyFactory()->make($fam->family, $this->tree);
402            $child1 = Registry::individualFactory()->make($fam->ch1, $this->tree);
403            $child2 = Registry::individualFactory()->make($fam->ch2, $this->tree);
404
405            $age = $this->calculateAge((int) $fam->age);
406
407            if ($one && !in_array($fam->family, $dist, true)) {
408                if ($child1->canShow() && $child2->canShow()) {
409                    $top10[] = [
410                        'child1' => $child1,
411                        'child2' => $child2,
412                        'family' => $family,
413                        'age'    => $age,
414                    ];
415
416                    $dist[] = $fam->family;
417                }
418            } elseif (!$one && $child1->canShow() && $child2->canShow()) {
419                $top10[] = [
420                    'child1' => $child1,
421                    'child2' => $child2,
422                    'family' => $family,
423                    'age'    => $age,
424                ];
425            }
426        }
427
428        return $top10;
429    }
430
431    /**
432     * Find the ages between siblings.
433     *
434     * @param int $total The total number of records to query
435     *
436     * @return string
437     */
438    private function ageBetweenSiblingsAge(int $total): string
439    {
440        $rows = $this->ageBetweenSiblingsQuery($total);
441
442        foreach ($rows as $fam) {
443            return $this->calculateAge((int) $fam->age);
444        }
445
446        return '';
447    }
448
449    /**
450     * Find the ages between siblings.
451     *
452     * @param int $total The total number of records to query
453     *
454     * @return string
455     * @throws Exception
456     */
457    private function ageBetweenSiblingsName(int $total): string
458    {
459        $rows = $this->ageBetweenSiblingsQuery($total);
460
461        foreach ($rows as $fam) {
462            $family = Registry::familyFactory()->make($fam->family, $this->tree);
463            $child1 = Registry::individualFactory()->make($fam->ch1, $this->tree);
464            $child2 = Registry::individualFactory()->make($fam->ch2, $this->tree);
465
466            if ($child1->canShow() && $child2->canShow()) {
467                $return = '<a href="' . e($child2->url()) . '">' . $child2->fullName() . '</a> ';
468                $return .= I18N::translate('and') . ' ';
469                $return .= '<a href="' . e($child1->url()) . '">' . $child1->fullName() . '</a>';
470                $return .= ' <a href="' . e($family->url()) . '">[' . I18N::translate('View this family') . ']</a>';
471            } else {
472                $return = I18N::translate('This information is private and cannot be shown.');
473            }
474
475            return $return;
476        }
477
478        return '';
479    }
480
481    /**
482     * Find the names of siblings with the widest age gap.
483     *
484     * @param int $total
485     *
486     * @return string
487     */
488    public function topAgeBetweenSiblingsName(int $total = 10): string
489    {
490        return $this->ageBetweenSiblingsName($total);
491    }
492
493    /**
494     * Find the widest age gap between siblings.
495     *
496     * @param int $total
497     *
498     * @return string
499     */
500    public function topAgeBetweenSiblings(int $total = 10): string
501    {
502        return $this->ageBetweenSiblingsAge($total);
503    }
504
505    /**
506     * Find the name of siblings with the widest age gap.
507     *
508     * @param int $total
509     *
510     * @return string
511     */
512    public function topAgeBetweenSiblingsFullName(int $total = 10): string
513    {
514        $record = $this->ageBetweenSiblingsNoList($total);
515
516        if ($record === []) {
517            return I18N::translate('This information is not available.');
518        }
519
520        return view('statistics/families/top10-nolist-age', [
521            'record' => $record,
522        ]);
523    }
524
525    /**
526     * Find the siblings with the widest age gaps.
527     *
528     * @param int    $total
529     * @param string $one
530     *
531     * @return string
532     */
533    public function topAgeBetweenSiblingsList(int $total = 10, string $one = ''): string
534    {
535        $records = $this->ageBetweenSiblingsList($total, (bool) $one);
536
537        return view('statistics/families/top10-list-age', [
538            'records' => $records,
539        ]);
540    }
541
542    /**
543     * General query on familes/children.
544     *
545     * @param int    $year1
546     * @param int    $year2
547     *
548     * @return stdClass[]
549     */
550    public function statsChildrenQuery(int $year1 = -1, int $year2 = -1): array
551    {
552        $query = DB::table('families')
553            ->where('f_file', '=', $this->tree->id())
554            ->groupBy(['f_numchil'])
555            ->select(['f_numchil', new Expression('COUNT(*) AS total')]);
556
557        if ($year1 >= 0 && $year2 >= 0) {
558            $query
559                ->join('dates', static function (JoinClause $join): void {
560                    $join
561                        ->on('d_file', '=', 'f_file')
562                        ->on('d_gid', '=', 'f_id');
563                })
564                ->where('d_fact', '=', 'MARR')
565                ->whereIn('d_type', ['@#DGREGORIAN@', '@#DJULIAN@'])
566                ->whereBetween('d_year', [$year1, $year2]);
567        }
568
569        return $query->get()->all();
570    }
571
572    /**
573     * Genearl query on families/children.
574     *
575     * @return string
576     */
577    public function statsChildren(): string
578    {
579        return (new ChartChildren($this->tree))
580            ->chartChildren();
581    }
582
583    /**
584     * Count the total children.
585     *
586     * @return string
587     */
588    public function totalChildren(): string
589    {
590        $total = (int) DB::table('families')
591            ->where('f_file', '=', $this->tree->id())
592            ->sum('f_numchil');
593
594        return I18N::number($total);
595    }
596
597    /**
598     * Find the average number of children in families.
599     *
600     * @return string
601     */
602    public function averageChildren(): string
603    {
604        $average = (float) DB::table('families')
605            ->where('f_file', '=', $this->tree->id())
606            ->avg('f_numchil');
607
608        return I18N::number($average, 2);
609    }
610
611    /**
612     * General query on families.
613     *
614     * @param int $total
615     *
616     * @return array<array<string,mixed>>
617     */
618    private function topTenFamilyQuery(int $total): array
619    {
620        return DB::table('families')
621            ->where('f_file', '=', $this->tree->id())
622            ->orderBy('f_numchil', 'DESC')
623            ->limit($total)
624            ->get()
625            ->map(Registry::familyFactory()->mapper($this->tree))
626            ->filter(GedcomRecord::accessFilter())
627            ->map(static function (Family $family): array {
628                return [
629                    'family' => $family,
630                    'count'  => $family->numberOfChildren(),
631                ];
632            })
633            ->all();
634    }
635
636    /**
637     * The the families with the most children.
638     *
639     * @param int $total
640     *
641     * @return string
642     */
643    public function topTenLargestFamily(int $total = 10): string
644    {
645        $records = $this->topTenFamilyQuery($total);
646
647        return view('statistics/families/top10-nolist', [
648            'records' => $records,
649        ]);
650    }
651
652    /**
653     * Find the families with the most children.
654     *
655     * @param int $total
656     *
657     * @return string
658     */
659    public function topTenLargestFamilyList(int $total = 10): string
660    {
661        $records = $this->topTenFamilyQuery($total);
662
663        return view('statistics/families/top10-list', [
664            'records' => $records,
665        ]);
666    }
667
668    /**
669     * Create a chart of the largest families.
670     *
671     * @param string|null $color_from
672     * @param string|null $color_to
673     * @param int         $total
674     *
675     * @return string
676     */
677    public function chartLargestFamilies(
678        string $color_from = null,
679        string $color_to = null,
680        int $total = 10
681    ): string {
682        return (new ChartFamilyLargest($this->tree))
683            ->chartLargestFamilies($color_from, $color_to, $total);
684    }
685
686    /**
687     * Find the month in the year of the birth of the first child.
688     *
689     * @param int $year1
690     * @param int $year2
691     *
692     * @return Builder
693     */
694    public function monthFirstChildQuery(int $year1 = -1, int $year2 = -1): Builder
695    {
696        $first_child_subquery = DB::table('link')
697            ->join('dates', static function (JoinClause $join): void {
698                $join
699                    ->on('d_gid', '=', 'l_to')
700                    ->on('d_file', '=', 'l_file')
701                    ->where('d_julianday1', '<>', 0)
702                    ->whereIn('d_month', ['JAN', 'FEB', 'MAR', 'APR', 'MAY', 'JUN', 'JUL', 'AUG', 'SEP', 'OCT', 'NOV', 'DEC']);
703            })
704            ->where('l_file', '=', $this->tree->id())
705            ->where('l_type', '=', 'CHIL')
706            ->select(['l_from AS family_id', new Expression('MIN(d_julianday1) AS min_birth_jd')])
707            ->groupBy(['family_id']);
708
709        $query = DB::table('link')
710            ->join('dates', static function (JoinClause $join): void {
711                $join
712                    ->on('d_gid', '=', 'l_to')
713                    ->on('d_file', '=', 'l_file');
714            })
715            ->joinSub($first_child_subquery, 'subquery', static function (JoinClause $join): void {
716                $join
717                    ->on('family_id', '=', 'l_from')
718                    ->on('min_birth_jd', '=', 'd_julianday1');
719            })
720            ->where('link.l_file', '=', $this->tree->id())
721            ->where('link.l_type', '=', 'CHIL')
722            ->select(['d_month', new Expression('COUNT(*) AS total')])
723            ->groupBy(['d_month']);
724
725        if ($year1 >= 0 && $year2 >= 0) {
726            $query->whereBetween('d_year', [$year1, $year2]);
727        }
728
729        return $query;
730    }
731
732    /**
733     * Find the month in the year of the birth of the first child.
734     *
735     * @param int $year1
736     * @param int $year2
737     *
738     * @return Builder
739     */
740    public function monthFirstChildBySexQuery(int $year1 = -1, int $year2 = -1): Builder
741    {
742        return $this->monthFirstChildQuery($year1, $year2)
743                ->join('individuals', static function (JoinClause $join): void {
744                    $join
745                        ->on('i_file', '=', 'l_file')
746                        ->on('i_id', '=', 'l_to');
747                })
748                ->select(['d_month', 'i_sex', new Expression('COUNT(*) AS total')])
749                ->groupBy(['d_month', 'i_sex']);
750    }
751
752    /**
753     * Number of husbands.
754     *
755     * @return string
756     */
757    public function totalMarriedMales(): string
758    {
759        $n = DB::table('families')
760            ->where('f_file', '=', $this->tree->id())
761            ->where('f_gedcom', 'LIKE', "%\n1 MARR%")
762            ->distinct()
763            ->count('f_husb');
764
765        return I18N::number($n);
766    }
767
768    /**
769     * Number of wives.
770     *
771     * @return string
772     */
773    public function totalMarriedFemales(): string
774    {
775        $n = DB::table('families')
776            ->where('f_file', '=', $this->tree->id())
777            ->where('f_gedcom', 'LIKE', "%\n1 MARR%")
778            ->distinct()
779            ->count('f_wife');
780
781        return I18N::number($n);
782    }
783
784    /**
785     * General query on parents.
786     *
787     * @param string $type
788     * @param string $age_dir
789     * @param string $sex
790     * @param bool   $show_years
791     *
792     * @return string
793     */
794    private function parentsQuery(string $type, string $age_dir, string $sex, bool $show_years): string
795    {
796        if ($sex === 'F') {
797            $sex_field = 'WIFE';
798        } else {
799            $sex_field = 'HUSB';
800        }
801
802        if ($age_dir !== 'ASC') {
803            $age_dir = 'DESC';
804        }
805
806        $prefix = DB::connection()->getTablePrefix();
807
808        $row = DB::table('link AS parentfamily')
809            ->join('link AS childfamily', static function (JoinClause $join): void {
810                $join
811                    ->on('childfamily.l_file', '=', 'parentfamily.l_file')
812                    ->on('childfamily.l_from', '=', 'parentfamily.l_from')
813                    ->where('childfamily.l_type', '=', 'CHIL');
814            })
815            ->join('dates AS birth', static function (JoinClause $join): void {
816                $join
817                    ->on('birth.d_file', '=', 'parentfamily.l_file')
818                    ->on('birth.d_gid', '=', 'parentfamily.l_to')
819                    ->where('birth.d_fact', '=', 'BIRT')
820                    ->where('birth.d_julianday1', '<>', 0);
821            })
822            ->join('dates AS childbirth', static function (JoinClause $join): void {
823                $join
824                    ->on('childbirth.d_file', '=', 'parentfamily.l_file')
825                    ->on('childbirth.d_gid', '=', 'childfamily.l_to')
826                    ->where('childbirth.d_fact', '=', 'BIRT');
827            })
828            ->where('childfamily.l_file', '=', $this->tree->id())
829            ->where('parentfamily.l_type', '=', $sex_field)
830            ->where('childbirth.d_julianday2', '>', 'birth.d_julianday1')
831            ->select(['parentfamily.l_to AS id', new Expression($prefix . 'childbirth.d_julianday2 - ' . $prefix . 'birth.d_julianday1 AS age')])
832            ->take(1)
833            ->orderBy('age', $age_dir)
834            ->get()
835            ->first();
836
837        if ($row === null) {
838            return '';
839        }
840
841        $person = Registry::individualFactory()->make($row->id, $this->tree);
842
843        switch ($type) {
844            default:
845            case 'full':
846                if ($person && $person->canShow()) {
847                    $result = $person->formatList();
848                } else {
849                    $result = I18N::translate('This information is private and cannot be shown.');
850                }
851                break;
852
853            case 'name':
854                $result = '<a href="' . e($person->url()) . '">' . $person->fullName() . '</a>';
855                break;
856
857            case 'age':
858                $age = $row->age;
859
860                if ($show_years) {
861                    $result = $this->calculateAge((int) $row->age);
862                } else {
863                    $result = (string) floor($age / 365.25);
864                }
865
866                break;
867        }
868
869        return $result;
870    }
871
872    /**
873     * Find the youngest mother
874     *
875     * @return string
876     */
877    public function youngestMother(): string
878    {
879        return $this->parentsQuery('full', 'ASC', 'F', false);
880    }
881
882    /**
883     * Find the name of the youngest mother.
884     *
885     * @return string
886     */
887    public function youngestMotherName(): string
888    {
889        return $this->parentsQuery('name', 'ASC', 'F', false);
890    }
891
892    /**
893     * Find the age of the youngest mother.
894     *
895     * @param string $show_years
896     *
897     * @return string
898     */
899    public function youngestMotherAge(string $show_years = ''): string
900    {
901        return $this->parentsQuery('age', 'ASC', 'F', (bool) $show_years);
902    }
903
904    /**
905     * Find the oldest mother.
906     *
907     * @return string
908     */
909    public function oldestMother(): string
910    {
911        return $this->parentsQuery('full', 'DESC', 'F', false);
912    }
913
914    /**
915     * Find the name of the oldest mother.
916     *
917     * @return string
918     */
919    public function oldestMotherName(): string
920    {
921        return $this->parentsQuery('name', 'DESC', 'F', false);
922    }
923
924    /**
925     * Find the age of the oldest mother.
926     *
927     * @param string $show_years
928     *
929     * @return string
930     */
931    public function oldestMotherAge(string $show_years = ''): string
932    {
933        return $this->parentsQuery('age', 'DESC', 'F', (bool) $show_years);
934    }
935
936    /**
937     * Find the youngest father.
938     *
939     * @return string
940     */
941    public function youngestFather(): string
942    {
943        return $this->parentsQuery('full', 'ASC', 'M', false);
944    }
945
946    /**
947     * Find the name of the youngest father.
948     *
949     * @return string
950     */
951    public function youngestFatherName(): string
952    {
953        return $this->parentsQuery('name', 'ASC', 'M', false);
954    }
955
956    /**
957     * Find the age of the youngest father.
958     *
959     * @param string $show_years
960     *
961     * @return string
962     */
963    public function youngestFatherAge(string $show_years = ''): string
964    {
965        return $this->parentsQuery('age', 'ASC', 'M', (bool) $show_years);
966    }
967
968    /**
969     * Find the oldest father.
970     *
971     * @return string
972     */
973    public function oldestFather(): string
974    {
975        return $this->parentsQuery('full', 'DESC', 'M', false);
976    }
977
978    /**
979     * Find the name of the oldest father.
980     *
981     * @return string
982     */
983    public function oldestFatherName(): string
984    {
985        return $this->parentsQuery('name', 'DESC', 'M', false);
986    }
987
988    /**
989     * Find the age of the oldest father.
990     *
991     * @param string $show_years
992     *
993     * @return string
994     */
995    public function oldestFatherAge(string $show_years = ''): string
996    {
997        return $this->parentsQuery('age', 'DESC', 'M', (bool) $show_years);
998    }
999
1000    /**
1001     * General query on age at marriage.
1002     *
1003     * @param string $type
1004     * @param string $age_dir "ASC" or "DESC"
1005     * @param int    $total
1006     *
1007     * @return string
1008     */
1009    private function ageOfMarriageQuery(string $type, string $age_dir, int $total): string
1010    {
1011        $prefix = DB::connection()->getTablePrefix();
1012
1013        $hrows = DB::table('families')
1014            ->where('f_file', '=', $this->tree->id())
1015            ->join('dates AS married', static function (JoinClause $join): void {
1016                $join
1017                    ->on('married.d_file', '=', 'f_file')
1018                    ->on('married.d_gid', '=', 'f_id')
1019                    ->where('married.d_fact', '=', 'MARR')
1020                    ->where('married.d_julianday1', '<>', 0);
1021            })
1022            ->join('dates AS husbdeath', static function (JoinClause $join): void {
1023                $join
1024                    ->on('husbdeath.d_gid', '=', 'f_husb')
1025                    ->on('husbdeath.d_file', '=', 'f_file')
1026                    ->where('husbdeath.d_fact', '=', 'DEAT');
1027            })
1028            ->whereColumn('married.d_julianday1', '<', 'husbdeath.d_julianday2')
1029            ->groupBy(['f_id'])
1030            ->select(['f_id AS family', new Expression('MIN(' . $prefix . 'husbdeath.d_julianday2 - ' . $prefix . 'married.d_julianday1) AS age')])
1031            ->get()
1032            ->all();
1033
1034        $wrows = DB::table('families')
1035            ->where('f_file', '=', $this->tree->id())
1036            ->join('dates AS married', static function (JoinClause $join): void {
1037                $join
1038                    ->on('married.d_file', '=', 'f_file')
1039                    ->on('married.d_gid', '=', 'f_id')
1040                    ->where('married.d_fact', '=', 'MARR')
1041                    ->where('married.d_julianday1', '<>', 0);
1042            })
1043            ->join('dates AS wifedeath', static function (JoinClause $join): void {
1044                $join
1045                    ->on('wifedeath.d_gid', '=', 'f_wife')
1046                    ->on('wifedeath.d_file', '=', 'f_file')
1047                    ->where('wifedeath.d_fact', '=', 'DEAT');
1048            })
1049            ->whereColumn('married.d_julianday1', '<', 'wifedeath.d_julianday2')
1050            ->groupBy(['f_id'])
1051            ->select(['f_id AS family', new Expression('MIN(' . $prefix . 'wifedeath.d_julianday2 - ' . $prefix . 'married.d_julianday1) AS age')])
1052            ->get()
1053            ->all();
1054
1055        $drows = DB::table('families')
1056            ->where('f_file', '=', $this->tree->id())
1057            ->join('dates AS married', static function (JoinClause $join): void {
1058                $join
1059                    ->on('married.d_file', '=', 'f_file')
1060                    ->on('married.d_gid', '=', 'f_id')
1061                    ->where('married.d_fact', '=', 'MARR')
1062                    ->where('married.d_julianday1', '<>', 0);
1063            })
1064            ->join('dates AS divorced', static function (JoinClause $join): void {
1065                $join
1066                    ->on('divorced.d_gid', '=', 'f_id')
1067                    ->on('divorced.d_file', '=', 'f_file')
1068                    ->whereIn('divorced.d_fact', ['DIV', 'ANUL', '_SEPR']);
1069            })
1070            ->whereColumn('married.d_julianday1', '<', 'divorced.d_julianday2')
1071            ->groupBy(['f_id'])
1072            ->select(['f_id AS family', new Expression('MIN(' . $prefix . 'divorced.d_julianday2 - ' . $prefix . 'married.d_julianday1) AS age')])
1073            ->get()
1074            ->all();
1075
1076        $rows = [];
1077        foreach ($drows as $family) {
1078            $rows[$family->family] = $family->age;
1079        }
1080
1081        foreach ($hrows as $family) {
1082            if (!isset($rows[$family->family])) {
1083                $rows[$family->family] = $family->age;
1084            }
1085        }
1086
1087        foreach ($wrows as $family) {
1088            if (!isset($rows[$family->family])) {
1089                $rows[$family->family] = $family->age;
1090            } elseif ($rows[$family->family] > $family->age) {
1091                $rows[$family->family] = $family->age;
1092            }
1093        }
1094
1095        if ($age_dir === 'DESC') {
1096            arsort($rows);
1097        } else {
1098            asort($rows);
1099        }
1100
1101        $top10 = [];
1102        $i     = 0;
1103        foreach ($rows as $xref => $age) {
1104            $family = Registry::familyFactory()->make((string) $xref, $this->tree);
1105            if ($type === 'name') {
1106                return $family->formatList();
1107            }
1108
1109            $age = $this->calculateAge((int) $age);
1110
1111            if ($type === 'age') {
1112                return $age;
1113            }
1114
1115            $husb = $family->husband();
1116            $wife = $family->wife();
1117
1118            if (($husb && ($husb->getAllDeathDates() || !$husb->isDead())) && ($wife && ($wife->getAllDeathDates() || !$wife->isDead()))) {
1119                if ($family && $family->canShow()) {
1120                    if ($type === 'list') {
1121                        $top10[] = '<li><a href="' . e($family->url()) . '">' . $family->fullName() . '</a> (' . $age . ')' . '</li>';
1122                    } else {
1123                        $top10[] = '<a href="' . e($family->url()) . '">' . $family->fullName() . '</a> (' . $age . ')';
1124                    }
1125                }
1126                if (++$i === $total) {
1127                    break;
1128                }
1129            }
1130        }
1131
1132        if ($type === 'list') {
1133            $top10 = implode('', $top10);
1134        } else {
1135            $top10 = implode('; ', $top10);
1136        }
1137
1138        if (I18N::direction() === 'rtl') {
1139            $top10 = str_replace([
1140                '[',
1141                ']',
1142                '(',
1143                ')',
1144                '+',
1145            ], [
1146                '&rlm;[',
1147                '&rlm;]',
1148                '&rlm;(',
1149                '&rlm;)',
1150                '&rlm;+',
1151            ], $top10);
1152        }
1153
1154        if ($type === 'list') {
1155            return '<ul>' . $top10 . '</ul>';
1156        }
1157
1158        return $top10;
1159    }
1160
1161    /**
1162     * General query on marriage ages.
1163     *
1164     * @return string
1165     */
1166    public function topAgeOfMarriageFamily(): string
1167    {
1168        return $this->ageOfMarriageQuery('name', 'DESC', 1);
1169    }
1170
1171    /**
1172     * General query on marriage ages.
1173     *
1174     * @return string
1175     */
1176    public function topAgeOfMarriage(): string
1177    {
1178        return $this->ageOfMarriageQuery('age', 'DESC', 1);
1179    }
1180
1181    /**
1182     * General query on marriage ages.
1183     *
1184     * @param int $total
1185     *
1186     * @return string
1187     */
1188    public function topAgeOfMarriageFamilies(int $total = 10): string
1189    {
1190        return $this->ageOfMarriageQuery('nolist', 'DESC', $total);
1191    }
1192
1193    /**
1194     * General query on marriage ages.
1195     *
1196     * @param int $total
1197     *
1198     * @return string
1199     */
1200    public function topAgeOfMarriageFamiliesList(int $total = 10): string
1201    {
1202        return $this->ageOfMarriageQuery('list', 'DESC', $total);
1203    }
1204
1205    /**
1206     * General query on marriage ages.
1207     *
1208     * @return string
1209     */
1210    public function minAgeOfMarriageFamily(): string
1211    {
1212        return $this->ageOfMarriageQuery('name', 'ASC', 1);
1213    }
1214
1215    /**
1216     * General query on marriage ages.
1217     *
1218     * @return string
1219     */
1220    public function minAgeOfMarriage(): string
1221    {
1222        return $this->ageOfMarriageQuery('age', 'ASC', 1);
1223    }
1224
1225    /**
1226     * General query on marriage ages.
1227     *
1228     * @param int $total
1229     *
1230     * @return string
1231     */
1232    public function minAgeOfMarriageFamilies(int $total = 10): string
1233    {
1234        return $this->ageOfMarriageQuery('nolist', 'ASC', $total);
1235    }
1236
1237    /**
1238     * General query on marriage ages.
1239     *
1240     * @param int $total
1241     *
1242     * @return string
1243     */
1244    public function minAgeOfMarriageFamiliesList(int $total = 10): string
1245    {
1246        return $this->ageOfMarriageQuery('list', 'ASC', $total);
1247    }
1248
1249    /**
1250     * Find the ages between spouses.
1251     *
1252     * @param string $age_dir
1253     * @param int    $total
1254     *
1255     * @return array<array<string,mixed>>
1256     */
1257    private function ageBetweenSpousesQuery(string $age_dir, int $total): array
1258    {
1259        $prefix = DB::connection()->getTablePrefix();
1260
1261        $query = DB::table('families')
1262            ->where('f_file', '=', $this->tree->id())
1263            ->join('dates AS wife', static function (JoinClause $join): void {
1264                $join
1265                    ->on('wife.d_gid', '=', 'f_wife')
1266                    ->on('wife.d_file', '=', 'f_file')
1267                    ->where('wife.d_fact', '=', 'BIRT')
1268                    ->where('wife.d_julianday1', '<>', 0);
1269            })
1270            ->join('dates AS husb', static function (JoinClause $join): void {
1271                $join
1272                    ->on('husb.d_gid', '=', 'f_husb')
1273                    ->on('husb.d_file', '=', 'f_file')
1274                    ->where('husb.d_fact', '=', 'BIRT')
1275                    ->where('husb.d_julianday1', '<>', 0);
1276            });
1277
1278        if ($age_dir === 'DESC') {
1279            $query
1280                ->whereColumn('wife.d_julianday1', '>=', 'husb.d_julianday1')
1281                ->orderBy(new Expression('MIN(' . $prefix . 'wife.d_julianday1) - MIN(' . $prefix . 'husb.d_julianday1)'), 'DESC');
1282        } else {
1283            $query
1284                ->whereColumn('husb.d_julianday1', '>=', 'wife.d_julianday1')
1285                ->orderBy(new Expression('MIN(' . $prefix . 'husb.d_julianday1) - MIN(' . $prefix . 'wife.d_julianday1)'), 'DESC');
1286        }
1287
1288        return $query
1289            ->groupBy(['f_id', 'f_file'])
1290            ->select(['families.*'])
1291            ->take($total)
1292            ->get()
1293            ->map(Registry::familyFactory()->mapper($this->tree))
1294            ->filter(GedcomRecord::accessFilter())
1295            ->map(function (Family $family) use ($age_dir): array {
1296                $husb_birt_jd = $family->husband()->getBirthDate()->minimumJulianDay();
1297                $wife_birt_jd = $family->wife()->getBirthDate()->minimumJulianDay();
1298
1299                if ($age_dir === 'DESC') {
1300                    $diff = $wife_birt_jd - $husb_birt_jd;
1301                } else {
1302                    $diff = $husb_birt_jd - $wife_birt_jd;
1303                }
1304
1305                return [
1306                    'family' => $family,
1307                    'age'    => $this->calculateAge($diff),
1308                ];
1309            })
1310            ->all();
1311    }
1312
1313    /**
1314     * Find the age between husband and wife.
1315     *
1316     * @param int $total
1317     *
1318     * @return string
1319     */
1320    public function ageBetweenSpousesMF(int $total = 10): string
1321    {
1322        $records = $this->ageBetweenSpousesQuery('DESC', $total);
1323
1324        return view('statistics/families/top10-nolist-spouses', [
1325            'records' => $records,
1326        ]);
1327    }
1328
1329    /**
1330     * Find the age between husband and wife.
1331     *
1332     * @param int $total
1333     *
1334     * @return string
1335     */
1336    public function ageBetweenSpousesMFList(int $total = 10): string
1337    {
1338        $records = $this->ageBetweenSpousesQuery('DESC', $total);
1339
1340        return view('statistics/families/top10-list-spouses', [
1341            'records' => $records,
1342        ]);
1343    }
1344
1345    /**
1346     * Find the age between wife and husband..
1347     *
1348     * @param int $total
1349     *
1350     * @return string
1351     */
1352    public function ageBetweenSpousesFM(int $total = 10): string
1353    {
1354        $records = $this->ageBetweenSpousesQuery('ASC', $total);
1355
1356        return view('statistics/families/top10-nolist-spouses', [
1357            'records' => $records,
1358        ]);
1359    }
1360
1361    /**
1362     * Find the age between wife and husband..
1363     *
1364     * @param int $total
1365     *
1366     * @return string
1367     */
1368    public function ageBetweenSpousesFMList(int $total = 10): string
1369    {
1370        $records = $this->ageBetweenSpousesQuery('ASC', $total);
1371
1372        return view('statistics/families/top10-list-spouses', [
1373            'records' => $records,
1374        ]);
1375    }
1376
1377    /**
1378     * General query on ages at marriage.
1379     *
1380     * @param string $sex   "M" or "F"
1381     * @param int    $year1
1382     * @param int    $year2
1383     *
1384     * @return array<stdClass>
1385     */
1386    public function statsMarrAgeQuery($sex, $year1 = -1, $year2 = -1): array
1387    {
1388        $prefix = DB::connection()->getTablePrefix();
1389
1390        $query = DB::table('dates AS married')
1391            ->join('families', static function (JoinClause $join): void {
1392                $join
1393                    ->on('f_file', '=', 'married.d_file')
1394                    ->on('f_id', '=', 'married.d_gid');
1395            })
1396            ->join('dates AS birth', static function (JoinClause $join) use ($sex): void {
1397                $join
1398                    ->on('birth.d_file', '=', 'married.d_file')
1399                    ->on('birth.d_gid', '=', $sex === 'M' ? 'f_husb' : 'f_wife')
1400                    ->where('birth.d_julianday1', '<>', 0)
1401                    ->where('birth.d_fact', '=', 'BIRT')
1402                    ->whereIn('birth.d_type', ['@#DGREGORIAN@', '@#DJULIAN@']);
1403            })
1404            ->where('married.d_file', '=', $this->tree->id())
1405            ->where('married.d_fact', '=', 'MARR')
1406            ->whereIn('married.d_type', ['@#DGREGORIAN@', '@#DJULIAN@'])
1407            ->whereColumn('married.d_julianday1', '>', 'birth.d_julianday1')
1408            ->select(['f_id', 'birth.d_gid', new Expression($prefix . 'married.d_julianday2 - ' . $prefix . 'birth.d_julianday1 AS age')]);
1409
1410        if ($year1 >= 0 && $year2 >= 0) {
1411            $query->whereBetween('married.d_year', [$year1, $year2]);
1412        }
1413
1414        return $query
1415            ->get()
1416            ->map(static function (stdClass $row): stdClass {
1417                $row->age = (int) $row->age;
1418
1419                return $row;
1420            })
1421            ->all();
1422    }
1423
1424    /**
1425     * General query on marriage ages.
1426     *
1427     * @return string
1428     */
1429    public function statsMarrAge(): string
1430    {
1431        return (new ChartMarriageAge($this->tree))
1432            ->chartMarriageAge();
1433    }
1434
1435    /**
1436     * Query the database for marriage tags.
1437     *
1438     * @param string $type       "full", "name" or "age"
1439     * @param string $age_dir    "ASC" or "DESC"
1440     * @param string $sex        "F" or "M"
1441     * @param bool   $show_years
1442     *
1443     * @return string
1444     */
1445    private function marriageQuery(string $type, string $age_dir, string $sex, bool $show_years): string
1446    {
1447        if ($sex === 'F') {
1448            $sex_field = 'f_wife';
1449        } else {
1450            $sex_field = 'f_husb';
1451        }
1452
1453        if ($age_dir !== 'ASC') {
1454            $age_dir = 'DESC';
1455        }
1456
1457        $prefix = DB::connection()->getTablePrefix();
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', '=', $this->tree->id())
1480            ->where('married.d_julianday2', '>', 'birth.d_julianday1')
1481            ->orderBy(new Expression($prefix . 'married.d_julianday2 - ' . $prefix . 'birth.d_julianday1'), $age_dir)
1482            ->select(['f_id AS famid', $sex_field, new Expression($prefix . 'married.d_julianday2 - ' . $prefix . 'birth.d_julianday1 AS age'), 'i_id'])
1483            ->take(1)
1484            ->get()
1485            ->first();
1486
1487        if ($row === null) {
1488            return '';
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 && $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 $color_from = null, string $color_to = null): string
1713    {
1714        return (new ChartMarriage($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 $color_from = null, string $color_to = null): string
1727    {
1728        return (new ChartDivorce($this->tree))
1729            ->chartDivorce($color_from, $color_to);
1730    }
1731}
1732