<?php

declare(strict_types=1);

use Illuminate\Foundation\Testing\DatabaseTransactions;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;
use Tests\Concerns\SharesAdminPdo;
use Tests\Concerns\SharesSupplierPdo;

uses(DatabaseTransactions::class);
uses(SharesSupplierPdo::class);
uses(SharesAdminPdo::class);

/** Гость + его шаги. */
function visitor(string $channel, bool $human, array $events, string $device = 'phone'): string
{
    $id = (string) Str::uuid();
    DB::table('site_visitors')->insert([
        'id' => $id, 'first_seen_at' => now(), 'last_seen_at' => now(),
        'channel' => $channel, 'device' => $device, 'is_human' => $human, 'is_datacenter' => false,
    ]);
    foreach ($events as $e) {
        DB::table('site_events')->insert([
            'visitor_id' => $id, 'event' => $e, 'occurred_at' => now(), 'meta' => '{}',
        ]);
    }

    return $id;
}

beforeEach(function () {
    DB::table('site_events')->delete();
    DB::table('site_visitors')->delete();
});

test('воронка считает шаги и конверсии', function () {
    visitor('sms', true, ['view', 'alive']);
    visitor('sms', true, ['view', 'alive', 'cta_click', 'register_open', 'register_done', 'login_done']);
    visitor('direct', false, ['view']);   // браузер, но не человек

    $r = $this->getJson('/api/admin/visitors/funnel?period=7d');
    $r->assertStatus(200);

    expect($r->json('funnel.view'))->toBe(3);
    expect($r->json('funnel.alive'))->toBe(2);
    expect($r->json('funnel.cta_click'))->toBe(1);
    expect($r->json('funnel.register_done'))->toBe(1);
    expect($r->json('funnel.login_done'))->toBe(1);
});

test('таблица каналов группирует людей по источнику', function () {
    visitor('sms', true, ['view', 'alive']);
    visitor('sms', true, ['view', 'alive', 'cta_click']);
    visitor('hh', true, ['view', 'alive', 'cta_click', 'register_done']);

    $r = $this->getJson('/api/admin/visitors/channels?period=7d');
    $r->assertStatus(200);

    $sms = collect($r->json('channels'))->firstWhere('channel', 'sms');
    expect($sms['people'])->toBe(2);
    expect($sms['cta_clicks'])->toBe(1);
    expect($sms['registrations'])->toBe(0);

    $hh = collect($r->json('channels'))->firstWhere('channel', 'hh');
    expect($hh['registrations'])->toBe(1);
});

test('список визитов отдаёт цепочку шагов и пометку VPN', function () {
    $id = visitor('direct', true, ['view', 'alive', 'cta_click']);
    DB::table('site_visitors')->where('id', $id)->update([
        'is_datacenter' => true, 'city' => 'Amsterdam', 'asn_org' => 'NordVPN', 'ip' => '1.2.3.4',
    ]);

    $r = $this->getJson('/api/admin/visitors/visits?period=7d');
    $r->assertStatus(200);

    $v = $r->json('visits.0');
    expect($v['is_datacenter'])->toBeTrue();
    expect($v['steps'])->toContain('cta_click');
});

test('пустой период — нули, а не ошибка', function () {
    $r = $this->getJson('/api/admin/visitors/funnel?period=today');
    $r->assertStatus(200);
    expect($r->json('funnel.view'))->toBe(0);
});