<?php

declare(strict_types=1);

use App\Filament\Resources\RestoreRunResource;
use App\Filament\Resources\RestoreRunResource\Pages\CreateRestoreRun;
use App\Filament\Resources\RestoreRunResource\Pages\ViewRestoreRun;
use App\Filament\Resources\RestoreRunResource\Presenters\RestoreRunCreatePresenter;
use App\Models\BackupItem;
use App\Models\BackupSet;
use App\Models\ManagedEnvironment;
use App\Models\OperationRun;
use App\Models\Policy;
use App\Models\ReviewPublicationResolutionCase;
use App\Models\ReviewPublicationResolutionStep;
use App\Models\RestoreRun;
use App\Services\Intune\RestoreService;
use App\Support\OperationRunStatus;
use App\Support\OperationRunType;
use App\Support\RestoreReadinessResolution\RestoreReadinessAction;
use App\Support\RestoreReadinessResolution\RestoreReadinessReason;
use App\Support\RestoreReadinessResolution\RestoreReadinessState;
use App\Support\RestoreRunStatus;
use App\Support\RestoreSafety\RestoreSafetyResolver;
use Filament\Facades\Filament;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Livewire\Livewire;
use Mockery\MockInterface;

uses(RefreshDatabase::class);

/**
 * @return array{operation_runs:int, review_publication_resolution_cases:int, review_publication_resolution_steps:int}
 */
function spec390GuidanceSideEffectCounts(): array
{
    return [
        'operation_runs' => OperationRun::query()->count(),
        'review_publication_resolution_cases' => ReviewPublicationResolutionCase::query()->count(),
        'review_publication_resolution_steps' => ReviewPublicationResolutionStep::query()->count(),
    ];
}

/**
 * @param  array{operation_runs:int, review_publication_resolution_cases:int, review_publication_resolution_steps:int}  $expected
 */
function spec390ExpectGuidanceSideEffectCounts(array $expected): void
{
    expect(spec390GuidanceSideEffectCounts())->toBe($expected);
}

function spec390BackupSetWithItem(ManagedEnvironment $tenant): BackupSet
{
    $policy = Policy::create([
        'managed_environment_id' => (int) $tenant->getKey(),
        'external_id' => 'spec390-policy',
        'policy_type' => 'deviceConfiguration',
        'display_name' => 'Spec390 Policy',
        'platform' => 'windows',
        'metadata' => [],
    ]);

    $backupSet = BackupSet::factory()->create([
        'managed_environment_id' => (int) $tenant->getKey(),
        'name' => 'Spec390 Backup',
        'status' => 'completed',
        'item_count' => 1,
    ]);

    BackupItem::factory()->create([
        'managed_environment_id' => (int) $tenant->getKey(),
        'backup_set_id' => (int) $backupSet->getKey(),
        'policy_id' => (int) $policy->getKey(),
        'policy_identifier' => $policy->external_id,
        'policy_type' => $policy->policy_type,
        'platform' => $policy->platform,
        'payload' => [
            'id' => $policy->external_id,
            'displayName' => 'Spec390 Policy',
            'settings' => ['enabled' => true],
        ],
        'assignments' => [],
        'metadata' => [],
    ]);

    return $backupSet;
}

/**
 * @return array<string, mixed>
 */
function spec390ReadyWizardData(BackupSet $backupSet): array
{
    /** @var RestoreSafetyResolver $safety */
    $safety = app(RestoreSafetyResolver::class);

    $data = [
        'backup_set_id' => (int) $backupSet->getKey(),
        'scope_mode' => 'all',
        'backup_item_ids' => [],
        'group_mapping' => [],
        'check_summary' => ['blocking' => 0, 'warning' => 0, 'safe' => 1],
        'check_results' => [['code' => 'safe', 'severity' => 'safe']],
        'checks_ran_at' => now('UTC')->toIso8601String(),
        'preview_summary' => ['generated_at' => now('UTC')->toIso8601String(), 'policies_total' => 1],
        'preview_diffs' => [['policy_identifier' => 'spec390-policy']],
        'preview_ran_at' => now('UTC')->toIso8601String(),
        'is_dry_run' => true,
    ];

    $data['check_basis'] = $safety->checksBasisFromData($data);
    $data['preview_basis'] = $safety->previewBasisFromData($data);

    return RestoreRunResource::synchronizeRestoreSafetyDraft($data);
}

it('adds blocked readiness guidance to the restore create presenter', function (): void {
    [$user, $tenant] = createUserWithTenant(role: 'owner');
    $this->actingAs($user);
    ensureDefaultProviderConnection($tenant, 'microsoft');

    $backupSet = spec390BackupSetWithItem($tenant);
    $sideEffectCounts = spec390GuidanceSideEffectCounts();

    $contract = RestoreRunCreatePresenter::contract(
        data: [
            'backup_set_id' => (int) $backupSet->getKey(),
            'scope_mode' => 'all',
            'backup_item_ids' => [],
            'group_mapping' => [],
        ],
        currentStep: 3,
        compactFlow: true,
        tenant: $tenant,
        user: $user,
    );

    expect(data_get($contract, 'readinessGuidance.state'))->toBe(RestoreReadinessState::Blocked->value)
        ->and(data_get($contract, 'readinessGuidance.reason'))->toBe(RestoreReadinessReason::ChecksNotRun->value)
        ->and(data_get($contract, 'readinessGuidance.nextAction'))->toBe(RestoreReadinessAction::RunReadinessChecks->value)
        ->and(data_get($contract, 'readinessGuidance.actionSafetyCopy'))->toBe('This will not execute the restore.');

    spec390ExpectGuidanceSideEffectCounts($sideEffectCounts);
});

it('adds ready-for-confirmation guidance to the restore create presenter', function (): void {
    $tenant = ManagedEnvironment::factory()->create([
        'rbac_status' => 'ok',
        'rbac_last_checked_at' => now(),
    ]);
    [$user, $tenant] = createUserWithTenant(tenant: $tenant, role: 'owner');
    $this->actingAs($user);
    ensureDefaultProviderConnection($tenant, 'microsoft');

    $backupSet = spec390BackupSetWithItem($tenant);

    $contract = RestoreRunCreatePresenter::contract(
        data: spec390ReadyWizardData($backupSet),
        currentStep: 5,
        compactFlow: true,
        tenant: $tenant,
        user: $user,
    );

    expect(data_get($contract, 'readinessGuidance.state'))->toBe(RestoreReadinessState::ReadyForConfirmation->value)
        ->and(data_get($contract, 'readinessGuidance.nextAction'))->toBe(RestoreReadinessAction::ContinueToConfirmation->value)
        ->and(data_get($contract, 'readinessGuidance.actionSafetyCopy'))->toBe('The restore still requires final confirmation before execution.');
});

it('blocks create presenter readiness when execution prerequisites are unavailable', function (): void {
    $tenant = ManagedEnvironment::factory()->create([
        'rbac_status' => 'ok',
        'rbac_last_checked_at' => now(),
    ]);
    [$user, $tenant] = createUserWithTenant(tenant: $tenant, role: 'owner');
    $this->actingAs($user);
    ensureDefaultProviderConnection($tenant, 'microsoft', ensureCredential: false);

    $backupSet = spec390BackupSetWithItem($tenant);

    $contract = RestoreRunCreatePresenter::contract(
        data: spec390ReadyWizardData($backupSet),
        currentStep: 5,
        compactFlow: true,
        tenant: $tenant,
        user: $user,
    );

    expect(data_get($contract, 'readinessGuidance.state'))->toBe(RestoreReadinessState::Blocked->value)
        ->and(data_get($contract, 'readinessGuidance.reason'))->toBe(RestoreReadinessReason::ExecutionPrerequisiteBlocked->value)
        ->and(data_get($contract, 'readinessGuidance.nextAction'))->toBe(RestoreReadinessAction::ReviewValidationBlockers->value)
        ->and(data_get($contract, 'wizardGate.execution_state'))->toBe('unavailable_until_prerequisites');
});

it('renders persisted restore-run readiness guidance on the view page', function (): void {
    [$user, $tenant] = createUserWithTenant(role: 'owner');
    $this->actingAs($user);
    Filament::setTenant($tenant, true);

    $backupSet = spec390BackupSetWithItem($tenant);
    $operationRun = OperationRun::factory()->forTenant($tenant)->create([
        'type' => OperationRunType::RestoreExecute->value,
        'status' => OperationRunStatus::Running->value,
    ]);
    $restoreRun = RestoreRun::factory()->for($tenant, 'tenant')->for($backupSet)->create([
        'status' => RestoreRunStatus::Running->value,
        'operation_run_id' => (int) $operationRun->getKey(),
    ]);
    $sideEffectCounts = spec390GuidanceSideEffectCounts();

    Livewire::test(ViewRestoreRun::class, ['record' => $restoreRun->getKey()])
        ->assertSee('Restore readiness')
        ->assertSee('Restore execution is in progress.')
        ->assertSee('Next safe action: Open operation')
        ->assertSee('This guidance only opens existing execution evidence.');

    spec390ExpectGuidanceSideEffectCounts($sideEffectCounts);
});

it('lets readonly users inspect persisted readiness guidance but keeps create mutations forbidden', function (): void {
    $tenant = ManagedEnvironment::factory()->create();
    [$user] = createUserWithTenant($tenant, role: 'readonly');
    $this->actingAs($user);
    Filament::setTenant($tenant, true);

    $backupSet = spec390BackupSetWithItem($tenant);
    $restoreRun = RestoreRun::factory()->for($tenant, 'tenant')->for($backupSet)->previewOnly()->create();

    Livewire::actingAs($user)
        ->test(ViewRestoreRun::class, ['record' => $restoreRun->getKey()])
        ->assertSee('Restore readiness')
        ->assertSee("Restore can't continue yet.");

    $this->actingAs($user)
        ->get(RestoreRunResource::getUrl('create', panel: 'admin', tenant: $tenant))
        ->assertForbidden();
});

it('preserves final execution confirmation and safety gates', function (): void {
    $tenant = ManagedEnvironment::factory()->create([
        'rbac_status' => 'ok',
        'rbac_last_checked_at' => now(),
    ]);
    [$user, $tenant] = createUserWithTenant(tenant: $tenant, role: 'owner');
    $this->actingAs($user);
    Filament::setTenant($tenant, true);
    ensureDefaultProviderConnection($tenant, 'microsoft');

    $backupSet = spec390BackupSetWithItem($tenant);
    $sideEffectCounts = spec390GuidanceSideEffectCounts();

    $this->mock(RestoreService::class, function (MockInterface $mock): void {
        $mock->shouldNotReceive('preview');
        $mock->shouldNotReceive('execute');
    });

    Livewire::test(CreateRestoreRun::class)
        ->fillForm([
            ...spec390ReadyWizardData($backupSet),
            'is_dry_run' => false,
            'acknowledged_impact' => false,
            'tenant_confirm' => null,
        ])
        ->call('create')
        ->assertHasFormErrors(['acknowledged_impact']);

    spec390ExpectGuidanceSideEffectCounts($sideEffectCounts);
});