<?php

app_require('classes/edge_gateway_manager.php');

use classes\edge_gateway_manager;

class EdgeGatewayManagerUrlHarness extends edge_gateway_manager
{
    public function __construct()
    {
    }
}

function with_edge_gateway_server_state(array $server, callable $callback): void
{
    $originalServer = $_SERVER;
    $originalPublicApiUrl = getenv('EDGE_PUBLIC_API_URL');

    $_SERVER = $server;

    try {
        $callback();
    } finally {
        $_SERVER = $originalServer;
        if ($originalPublicApiUrl === false) {
            putenv('EDGE_PUBLIC_API_URL');
        } else {
            putenv('EDGE_PUBLIC_API_URL=' . $originalPublicApiUrl);
        }
    }
}

it('builds install script urls with the PHP agent artifacts and forwarded https scheme', function (): void {
    with_edge_gateway_server_state([
        'HTTP_HOST' => 'api.truckwash.io:4433',
        'HTTP_X_FORWARDED_PROTO' => 'https',
    ], function (): void {
        $manager = new EdgeGatewayManagerUrlHarness();
        $script = $manager->buildInstallScript('abc123');

        expect($manager->getApiBaseUrl())->toBe('https://api.truckwash.io:4433');
        expect($manager->buildInstallTokenVerifyUrl('abc123'))->toBe('https://api.truckwash.io:4433/edge-agent/install-token/verify?token=abc123');
        expect($manager->buildInstallScriptUrl('abc123'))->toBe('https://api.truckwash.io:4433/edge-agent/install.sh?token=abc123');
        expect($manager->buildInstallCommand('abc123'))->toContain("https://api.truckwash.io:4433/edge-agent/install.sh?token=abc123");
        expect($script)->toContain('fetch_http "Verify install token" "https://api.truckwash.io:4433/edge-agent/install-token/verify?token=abc123"');
        expect($script)->toContain('fetch_http "Download PHP edge agent" "https://api.truckwash.io:4433/edge-agent/artifacts/agent.php" "$INSTALL_DIR/agent.php"');
        expect($script)->toContain('fetch_http "Download systemd service unit" "https://api.truckwash.io:4433/edge-agent/artifacts/truckwash-edge-agent.service" "$INSTALL_DIR/truckwash-edge-agent.service"');
        expect($script)->toContain('Installer failed during step: ${CURRENT_STEP:-unknown}');
        expect($script)->toContain('Last request: ${CURRENT_METHOD} ${CURRENT_URL}');
        expect($script)->toContain('Response body preview (first 400 bytes):');
        expect($script)->toContain('"apiUrl":"https://api.truckwash.io:4433"');
        expect($script)->toContain('"serviceName":"truckwash-edge-agent.service"');
        expect($script)->toContain('"operationPollTimeoutSeconds":20');
        expect($script)->not->toContain('"shellActionPollTimeoutSeconds"');
        expect($script)->not->toContain('"brokerUrl"');
    });
});

it('appends forwarded ports when the forwarded host omits them', function (): void {
    with_edge_gateway_server_state([
        'HTTP_X_FORWARDED_PROTO' => 'https',
        'HTTP_X_FORWARDED_HOST' => 'api.truckwash.io',
        'HTTP_X_FORWARDED_PORT' => '4433',
    ], function (): void {
        $manager = new EdgeGatewayManagerUrlHarness();

        expect($manager->getApiBaseUrl())->toBe('https://api.truckwash.io:4433');
    });
});

it('prefers EDGE_PUBLIC_API_URL when explicitly configured', function (): void {
    with_edge_gateway_server_state([
        'HTTP_HOST' => 'localhost',
        'HTTP_X_FORWARDED_PROTO' => 'http',
    ], function (): void {
        putenv('EDGE_PUBLIC_API_URL=https://edge.example.test/api');

        $manager = new EdgeGatewayManagerUrlHarness();
        $script = $manager->buildInstallScript('token-1');

        expect($manager->getApiBaseUrl())->toBe('https://edge.example.test/api');
        expect($manager->buildInstallScriptUrl('token-1'))->toBe('https://edge.example.test/api/edge-agent/install.sh?token=token-1');
        expect($script)->toContain('"apiUrl":"https://edge.example.test/api"');
        expect($script)->not->toContain('"brokerUrl"');
    });
});