<?php
declare(strict_types=1);
namespace App\Tests;
use App\Http\Request;
use App\Auth\ArraySessionStore;
use App\Geometry\Polygon;
use App\Dashboard\ZoneConfigController;
use App\Tests\Support\{InMemoryZoneRepository, InMemoryAuditRepository};
use PHPUnit\Framework\TestCase;

final class ZoneConfigTest extends TestCase
{
    private function authed(string $role = 'operator'): ArraySessionStore {
        $s = new ArraySessionStore(); $s->set('user_id', 1); $s->set('username', 'u'); $s->set('role', $role); return $s;
    }
    public function testPolygonValidation(): void {
        $this->assertTrue(Polygon::validate([[0,0],[10,0],[10,10]]));
        $this->assertFalse(Polygon::validate([[0,0],[10,0]])); // <3
        $this->assertFalse(Polygon::validate([[0,0],[10,0],['x',10]])); // non-numeric
    }
    private function saveReq(array $body): Request {
        return new Request('POST', '/api/zones', [], json_encode($body), [], []);
    }
    public function testSaveRequiresPermission(): void {
        $c = new ZoneConfigController(new InMemoryZoneRepository(), new InMemoryAuditRepository(), $this->authed('viewer'));
        $res = $c->save($this->saveReq(['camera_id' => 'cam-1', 'level' => 'restricted', 'polygon' => [[0,0],[9,0],[9,9]]]));
        $this->assertSame(403, $res->status());
    }
    public function testSaveValidZone(): void {
        $repo = new InMemoryZoneRepository();
        $c = new ZoneConfigController($repo, new InMemoryAuditRepository(), $this->authed('operator'));
        $res = $c->save($this->saveReq(['device_id' => 'pi-1', 'camera_id' => 'cam-1', 'level' => 'restricted', 'polygon' => [[0,0],[9,0],[9,9]]]));
        $this->assertSame(201, $res->status());
        $this->assertCount(1, $repo->forCamera('cam-1'));
    }
    public function testSaveRejectsBadLevelOrPolygon(): void {
        $c = new ZoneConfigController(new InMemoryZoneRepository(), new InMemoryAuditRepository(), $this->authed('operator'));
        $this->assertSame(400, $c->save($this->saveReq(['camera_id' => 'cam-1', 'level' => 'BOOM', 'polygon' => [[0,0],[9,0],[9,9]]]))->status());
        $this->assertSame(400, $c->save($this->saveReq(['camera_id' => 'cam-1', 'level' => 'warning', 'polygon' => [[0,0]]]))->status());
    }
}