fixed search

database/migrations/2025_12_02_000000_add_full_name_search_columns_to_person_table.php

@@ -0,0 +1,90 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('person', function (Blueprint $table) {
+            $table->text('full_name_search')->nullable();
+        });
+
+        $this->backfillSearchColumn();
+
+        if ($this->isPostgres()) {
+            DB::statement(<<<'SQL'
+                ALTER TABLE person
+                ADD COLUMN full_name_search_vector tsvector
+                GENERATED ALWAYS AS (to_tsvector('simple', coalesce(full_name_search, '')))
+                STORED
+            SQL);
+
+            DB::statement('CREATE INDEX person_full_name_search_vector_idx ON person USING GIN (full_name_search_vector)');
+        }
+    }
+
+    public function down(): void
+    {
+        if ($this->isPostgres()) {
+            DB::statement('DROP INDEX IF EXISTS person_full_name_search_vector_idx');
+            DB::statement('ALTER TABLE person DROP COLUMN IF EXISTS full_name_search_vector');
+        }
+
+        Schema::table('person', function (Blueprint $table) {
+            $table->dropColumn('full_name_search');
+        });
+    }
+
+    private function backfillSearchColumn(): void
+    {
+        DB::table('person')
+            ->select('id', 'first_name', 'last_name', 'full_name')
+            ->lazyById()
+            ->each(function ($row): void {
+                DB::table('person')
+                    ->where('id', $row->id)
+                    ->update(['full_name_search' => $this->buildSearchValue($row)]);
+            });
+    }
+
+    private function buildSearchValue(object $row): string
+    {
+        $segments = array_filter([
+            $this->joinParts($row->first_name ?? null, $row->last_name ?? null),
+            $this->joinParts($row->last_name ?? null, $row->first_name ?? null),
+            $row->full_name ?? null,
+        ]);
+
+        if (empty($segments)) {
+            return '';
+        }
+
+        $normalized = array_unique(array_map(function (string $value): string {
+            $collapsed = preg_replace('/\s+/u', ' ', trim($value)) ?: '';
+
+            return mb_strtolower($collapsed);
+        }, $segments));
+
+        return trim(implode(' ', array_filter($normalized)));
+    }
+
+    private function joinParts(?string $first, ?string $second): ?string
+    {
+        $parts = array_filter([$first, $second], fn ($part) => filled($part));
+
+        if (empty($parts)) {
+            return null;
+        }
+
+        return trim(implode(' ', $parts));
+    }
+
+    private function isPostgres(): bool
+    {
+        return DB::connection()->getDriverName() === 'pgsql';
+    }
+};