<?php

use Illuminate\Contracts\Console\Kernel;
use Illuminate\Support\Facades\DB;

// Read-only aggregate inventory. No personal records, credentials or document text.
require __DIR__.'/../vendor/autoload.php';
$app = require __DIR__.'/../bootstrap/app.php';
$app->make(Kernel::class)->bootstrap();
if (! $app->environment('local', 'testing') || DB::connection()->getDriverName() !== 'pgsql') {
    throw new RuntimeException('Local/testing PostgreSQL required.');
}
$db = DB::connection();
$report = $db->transaction(function () use ($db): array {
    $db->statement('SET TRANSACTION ISOLATION LEVEL REPEATABLE READ, READ ONLY');
    $tables = $db->select("select tablename from pg_tables where schemaname='public' order by tablename");
    $counts = [];
    foreach ($tables as $table) {
        $counts[$table->tablename] = $db->table($table->tablename)->count();
    }

    return [
        'generated_at' => date(DATE_ATOM), 'php' => PHP_VERSION,
        'postgres' => $db->selectOne('show server_version')->server_version,
        'postgis' => $db->selectOne('select postgis_lib_version() as version')->version,
        'table_counts' => $counts,
        'checks' => [
            'invalid_geometries' => $db->table('geo_geometries')->whereRaw('NOT ST_IsValid(geom) OR ST_IsEmpty(geom) OR ST_SRID(geom) <> 4326')->count(),
            'duplicate_opportunity_references' => count($db->select('select reference from opportunities group by reference having count(*) > 1')),
            'opportunities_without_promoter' => $db->table('opportunities')->whereRaw("promoter_name IS NULL OR trim(promoter_name) = ''")->count(),
            'opportunities_without_profile_source' => $db->table('opportunities as o')->leftJoin('opportunity_profiles as p', 'p.opportunity_id', '=', 'o.id')->whereRaw("p.source_reference IS NULL OR trim(p.source_reference) = ''")->count(),
            'projects_without_description' => $db->table('projects')->whereNull('description')->count(),
        ],
        'limits' => ['No semantic deduplication or legal verification performed.', 'Empty geometry inventory does not demonstrate official perimeter coverage.', 'Document orphan and project promoter checks require explicit ownership mapping in phase 1.'],
    ];
});
echo json_encode($report, JSON_PRETTY_PRINT | JSON_THROW_ON_ERROR).PHP_EOL;