<?php

namespace Tests\Feature;

use App\Models\Admin;
use App\Models\AnalyticsDailyDim;
use App\Models\Channel;
use App\Models\Device;
use App\Models\PageVisit;
use App\Models\User;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\DB;
use PHPUnit\Framework\Attributes\Test;
use Tests\TestCase;

class AnalyticsReportTest extends TestCase
{
    use RefreshDatabase;

    private const CHANNEL = 'ffffffffffffffffffffffffffffffff';

    private const OTHER = 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa';

    protected function setUp(): void
    {
        parent::setUp();
        config([
            'coruna.panel.admin_hosts' => [],
            'coruna.panel.agent_hosts' => [],
        ]);
    }

    #[Test]
    public function page_and_menu_are_available(): void
    {
        $admin = Admin::query()->create(['username' => 'admin', 'password' => 'admin123']);
        $html = $this->actingAs($admin, 'admin')
            ->get(route('admin.reports.analytics'))
            ->assertOk()
            ->assertSee('数据分析')
            ->assertSee('设备存活时长')
            ->assertSee('有钱包设备存活时长')
            ->assertDontSee('各版本受控比例')
            ->assertSee('访问 · 按系统')
            ->assertSee('访问版本明细')
            ->assertSee('受控设备版本明细')
            ->assertSee('an-os-chart')
            ->assertSee('an-ios-chart')
            ->assertSee('an-device-chart')
            ->assertSee('an-tag')
            ->assertSee('echarts')
            ->getContent();
        $this->assertSame(1, substr_count($html, '有钱包设备存活时长均值'));
        $this->assertSame(1, substr_count($html, 'id="an-survival-wallet"'));
    }

    #[Test]
    public function data_reads_rollup_and_computes_control_rate(): void
    {
        $this->seedVisitsAndDevices();

        $admin = Admin::query()->create(['username' => 'admin', 'password' => 'admin123']);
        $payload = $this->actingAs($admin, 'admin')
            ->getJson(route('admin.reports.analytics.data', [
                'date_from' => now()->toDateString(),
                'date_to' => now()->toDateString(),
            ]))
            ->assertOk()
            ->assertJsonPath('code', 0)
            ->assertJsonPath('data.from', now()->toDateString())
            ->assertJsonPath('data.to', now()->toDateString())
            ->json('data');

        $this->assertSame(2, $payload['survival']['devices']);
        $this->assertSame(3600, $payload['survival']['avg_seconds']);
        $this->assertSame('1 小时', $payload['survival']['avg_label']);
        $this->assertSame(1, $payload['survival_wallet']['devices']);
        $this->assertSame(7200, $payload['survival_wallet']['avg_seconds']);
        $this->assertSame('2 小时', $payload['survival_wallet']['avg_label']);

        $this->assertSame('iOS', $payload['by_os'][0]['label']);
        $this->assertSame(10, $payload['by_os'][0]['uv']);
        $this->assertSame('其他', $payload['by_os'][1]['label']);
        $this->assertSame(1, $payload['by_os'][1]['uv']);

        $visit16 = $this->rowByLabel($payload['by_ios_version'], '16.6');
        $this->assertNotNull($visit16);
        $this->assertSame(10, $visit16['uv']);

        $device16 = $this->rowByLabel($payload['by_device_ios_version'], '16.6');
        $this->assertNotNull($device16);
        $this->assertSame(1, $device16['count']);

        $control16 = $this->rowByLabel($payload['control_by_version'], '16.6');
        $this->assertNotNull($control16);
        $this->assertSame(10, $control16['effective_uv']);
        $this->assertSame(1, $control16['devices']);
        $this->assertEquals(10, $control16['pct']);

        $this->assertGreaterThanOrEqual(1, AnalyticsDailyDim::query()
            ->where('kind', AnalyticsDailyDim::KIND_SURVIVAL)
            ->count());
    }

    #[Test]
    public function second_read_does_not_rebuild_when_fresh(): void
    {
        $this->seedVisitsAndDevices();
        $admin = Admin::query()->create(['username' => 'admin', 'password' => 'admin123']);
        $this->actingAs($admin, 'admin')
            ->getJson(route('admin.reports.analytics.data', [
                'date_from' => now()->toDateString(),
                'date_to' => now()->toDateString(),
            ]))
            ->assertOk();

        $id = AnalyticsDailyDim::query()
            ->where('kind', AnalyticsDailyDim::KIND_SURVIVAL)
            ->where('stat_date', now()->toDateString())
            ->value('id');
        $this->assertNotNull($id);
        AnalyticsDailyDim::query()->whereKey($id)->update(['seconds_sum' => 999]);

        $payload = $this->actingAs($admin, 'admin')
            ->getJson(route('admin.reports.analytics.data', [
                'date_from' => now()->toDateString(),
                'date_to' => now()->toDateString(),
            ]))
            ->json('data');

        $this->assertSame(500, (int) round($payload['survival']['avg_seconds']));
    }

    #[Test]
    public function agent_scope_only_sees_own_channels(): void
    {
        $agent = User::query()->create(['username' => 'ag-an', 'password' => 'secret12', 'status' => 1]);
        Channel::query()->create(['channel_id' => self::CHANNEL, 'user_id' => $agent->id, 'status' => 1]);
        Channel::query()->create(['channel_id' => self::OTHER, 'user_id' => Channel::OFFICIAL_USER_ID, 'status' => 1]);
        $this->seedVisitsAndDevices();
        PageVisit::query()->create([
            'channel_id' => self::OTHER,
            'client_uid' => 'other-uv',
            'os' => 'iOS',
            'os_version' => '16.6',
            'browser' => 'Safari',
            'created_at' => now(),
        ]);

        $admin = Admin::query()->create(['username' => 'admin', 'password' => 'admin123']);
        $mine = $this->actingAs($admin, 'admin')
            ->getJson(route('admin.reports.analytics.data', [
                'date_from' => now()->toDateString(),
                'date_to' => now()->toDateString(),
                'agent_user_id' => $agent->id,
            ]))
            ->assertOk()
            ->json('data');

        $this->assertSame(10, $this->rowByLabel($mine['by_ios_version'], '16.6')['uv']);
    }

    private function seedVisitsAndDevices(): void
    {
        Channel::query()->firstOrCreate(
            ['channel_id' => self::CHANNEL],
            ['user_id' => Channel::OFFICIAL_USER_ID, 'status' => 1],
        );

        for ($i = 1; $i <= 10; $i++) {
            PageVisit::query()->create([
                'channel_id' => self::CHANNEL,
                'client_uid' => 'eff-'.$i,
                'os' => 'iOS',
                'os_version' => '16.6',
                'browser' => 'Safari',
                'created_at' => now(),
            ]);
        }
        PageVisit::query()->create([
            'channel_id' => self::CHANNEL,
            'client_uid' => 'android-1',
            'os' => 'Android',
            'os_version' => '13',
            'browser' => 'Chrome',
            'created_at' => now(),
        ]);

        $alive = Device::query()->create([
            'device_id' => 'dev-alive',
            'channel_id' => self::CHANNEL,
            'ios_version' => '16.6',
            'has_wallet' => Device::WALLET_YES,
        ]);
        $short = Device::query()->create([
            'device_id' => 'dev-short',
            'channel_id' => self::CHANNEL,
            'ios_version' => '18.5',
            'has_wallet' => Device::WALLET_NONE,
        ]);
        $aliveEnd = now();
        $aliveStart = $aliveEnd->copy()->subHours(2);
        if ($aliveStart->lt($aliveEnd->copy()->startOfDay())) {
            $aliveStart = $aliveEnd->copy()->startOfDay();
            $aliveEnd = $aliveStart->copy()->addHours(2);
        }
        DB::table('devices')->where('id', $alive->id)->update([
            'created_at' => $aliveStart,
            'updated_at' => $aliveEnd,
        ]);
        DB::table('devices')->where('id', $short->id)->update([
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    /**
     * @param  list<array{label: string}>  $rows
     * @return array<string, mixed>|null
     */
    private function rowByLabel(array $rows, string $label): ?array
    {
        foreach ($rows as $row) {
            if (($row['label'] ?? '') === $label) {
                return $row;
            }
        }

        return null;
    }
}