<?php

declare(strict_types=1);

namespace App\Services\TenantConfiguration;

use App\Support\Providers\ProviderReasonCodes;
use RuntimeException;

final class FakeExchangePowerShellCommandRunner implements ExchangePowerShellCommandRunner
{
    public const string SCENARIO_SUCCESS = 'success';

    public const string SCENARIO_EMPTY_SUCCESS = 'empty_success';

    public const string SCENARIO_AUTH_FAILURE = 'auth_failure';

    public const string SCENARIO_AUTHORIZATION_FAILURE = 'authorization_failure';

    public const string SCENARIO_TIMEOUT = 'timeout';

    public const string SCENARIO_THROTTLED = 'throttled';

    public const string SCENARIO_MODULE_UNAVAILABLE = 'module_unavailable';

    public const string SCENARIO_COMMAND_UNAVAILABLE = 'command_unavailable';

    public const string SCENARIO_MALFORMED_SCALAR = 'malformed_scalar';

    public const string SCENARIO_MALFORMED_TEXT = 'malformed_text';

    public const string SCENARIO_UNEXPECTED_EXCEPTION = 'unexpected_exception';

    /**
     * @var list<array<string, mixed>>
     */
    public array $calls = [];

    /**
     * @param  list<array<string, mixed>>|null  $items
     */
    public function __construct(
        private readonly string $scenario = self::SCENARIO_SUCCESS,
        private readonly ?array $items = null,
    ) {}

    public function run(
        ExchangePowerShellCommandContract $commandContract,
        ExchangePowerShellInvocationContext $context,
    ): ExchangePowerShellInvocationResult {
        $this->calls[] = [
            'operation_run_id' => $context->operationRunId,
            'canonical_type' => $context->canonicalType,
            'command_name' => $context->commandName,
            'runner_mode' => $context->runnerMode,
            'parameter_names' => $commandContract->parameterNames(),
            'context' => $context->toArray(),
        ];

        return match ($this->scenario) {
            self::SCENARIO_EMPTY_SUCCESS => ExchangePowerShellInvocationResult::succeeded([]),
            self::SCENARIO_AUTH_FAILURE => ExchangePowerShellInvocationResult::failed(
                reasonCode: ProviderReasonCodes::ProviderAuthFailed,
                failureCode: 'execution_failed_authentication',
                message: 'Exchange PowerShell authentication failed.',
            ),
            self::SCENARIO_AUTHORIZATION_FAILURE => ExchangePowerShellInvocationResult::failed(
                reasonCode: ProviderReasonCodes::ProviderPermissionDenied,
                failureCode: 'execution_failed_authorization',
                message: 'Exchange PowerShell authorization failed.',
            ),
            self::SCENARIO_TIMEOUT => ExchangePowerShellInvocationResult::failed(
                reasonCode: ProviderReasonCodes::NetworkUnreachable,
                failureCode: 'execution_failed_timeout',
                message: 'Exchange PowerShell invocation timed out.',
            ),
            self::SCENARIO_THROTTLED => ExchangePowerShellInvocationResult::failed(
                reasonCode: ProviderReasonCodes::RateLimited,
                failureCode: 'execution_failed_throttled',
                message: 'Exchange PowerShell invocation was rate limited.',
            ),
            self::SCENARIO_MODULE_UNAVAILABLE => ExchangePowerShellInvocationResult::blocked(
                reasonCode: ProviderReasonCodes::ProviderBindingUnsupported,
                failureCode: 'execution_blocked_module_unavailable',
                message: 'Exchange PowerShell module is unavailable.',
            ),
            self::SCENARIO_COMMAND_UNAVAILABLE => ExchangePowerShellInvocationResult::blocked(
                reasonCode: ProviderReasonCodes::ProviderBindingUnsupported,
                failureCode: 'execution_blocked_command_unavailable',
                message: 'Exchange PowerShell command is unavailable.',
            ),
            self::SCENARIO_MALFORMED_SCALAR => ExchangePowerShellInvocationResult::succeededPayload(42),
            self::SCENARIO_MALFORMED_TEXT => ExchangePowerShellInvocationResult::succeededPayload('raw transcript rejected by shape gate'),
            self::SCENARIO_UNEXPECTED_EXCEPTION => throw new RuntimeException('Simulated runner exception with token and secret redaction pressure.'),
            default => ExchangePowerShellInvocationResult::succeeded($this->items ?? $this->defaultItems($commandContract->toArray())),
        };
    }

    /**
     * @param  array<string, mixed>  $commandContract
     * @return list<array<string, mixed>>
     */
    private function defaultItems(array $commandContract): array
    {
        $canonicalType = (string) ($commandContract['canonical_type'] ?? 'exchange');
        $label = (string) ($commandContract['human_label'] ?? 'Exchange object');

        return [
            [
                'id' => 'spec431-'.$canonicalType.'-1',
                'sourceId' => 'spec431-'.$canonicalType.'-source-1',
                'Guid' => '00000000-0000-4000-8000-000000000431',
                'Name' => 'Spec 431 '.$label,
                'DisplayName' => 'Spec 431 '.$label,
            ],
        ];
    }
}