<?php

declare(strict_types=1);

use App\Jobs\CompareBaselineToTenantJob;
use App\Models\BaselineProfile;
use App\Models\Finding;
use App\Models\OperationRun;
use App\Models\Tenant;
use App\Services\Findings\FindingSlaPolicy;
use Carbon\CarbonImmutable;
use Illuminate\Foundation\Testing\RefreshDatabase;

uses(RefreshDatabase::class);

afterEach(function (): void {
    CarbonImmutable::setTestNow();
});

/**
 * @param  array<int, array<string, mixed>>  $driftResults
 * @return array{processed_count: int, created_count: int, reopened_count: int, unchanged_count: int, seen_fingerprints: array<int, string>}
 */
function invokeBaselineCompareUpsertFindings(
    CompareBaselineToTenantJob $job,
    Tenant $tenant,
    BaselineProfile $profile,
    string $scopeKey,
    array $driftResults,
): array {
    $reflection = new ReflectionMethod($job, 'upsertFindings');

    /** @var array{processed_count: int, created_count: int, reopened_count: int, unchanged_count: int, seen_fingerprints: array<int, string>} $result */
    $result = $reflection->invoke($job, $tenant, $profile, $scopeKey, $driftResults);

    return $result;
}

/**
 * @return array<string, mixed>
 */
function baselineCompareDriftItem(
    int $baselineProfileId,
    int $compareOperationRunId,
    string $subjectExternalId,
    string $subjectKey,
    string $changeType = 'different_version',
    string $severity = Finding::SEVERITY_MEDIUM,
): array {
    return [
        'change_type' => $changeType,
        'severity' => $severity,
        'subject_type' => 'policy',
        'subject_external_id' => $subjectExternalId,
        'subject_key' => $subjectKey,
        'policy_type' => 'deviceConfiguration',
        'baseline_hash' => 'baseline',
        'current_hash' => 'current',
        'evidence_fidelity' => 'meta',
        'evidence' => [
            'change_type' => $changeType,
            'policy_type' => 'deviceConfiguration',
            'subject_key' => $subjectKey,
            'summary' => [
                'kind' => 'policy_snapshot',
            ],
            'baseline' => [
                'policy_version_id' => null,
                'hash' => 'baseline',
            ],
            'current' => [
                'policy_version_id' => null,
                'hash' => 'current',
            ],
            'fidelity' => 'meta',
            'provenance' => [
                'baseline_profile_id' => $baselineProfileId,
                'baseline_snapshot_id' => 1,
                'compare_operation_run_id' => $compareOperationRunId,
                'inventory_sync_run_id' => null,
            ],
        ],
    ];
}

/**
 * @return array<string, mixed>
 */
function baselineCompareRbacDriftItem(
    int $baselineProfileId,
    int $compareOperationRunId,
    string $subjectExternalId,
    string $subjectKey,
    string $changeType = 'different_version',
    string $severity = Finding::SEVERITY_MEDIUM,
    string $diffFingerprint = 'rbac-diff-1',
): array {
    return [
        'change_type' => $changeType,
        'severity' => $severity,
        'subject_type' => 'policy',
        'subject_external_id' => $subjectExternalId,
        'subject_key' => $subjectKey,
        'policy_type' => 'intuneRoleDefinition',
        'baseline_hash' => 'baseline',
        'current_hash' => 'current',
        'evidence_fidelity' => 'content',
        'evidence' => [
            'change_type' => $changeType,
            'policy_type' => 'intuneRoleDefinition',
            'subject_key' => $subjectKey,
            'display_name' => 'Security Reader',
            'summary' => [
                'kind' => 'rbac_role_definition',
            ],
            'baseline' => [
                'policy_version_id' => 10,
                'hash' => 'baseline',
            ],
            'current' => [
                'policy_version_id' => 11,
                'hash' => 'current',
            ],
            'rbac_role_definition' => [
                'diff_kind' => 'permission_change',
                'diff_fingerprint' => $diffFingerprint,
                'changed_keys' => ['Permission block 1 > Allowed actions'],
                'metadata_keys' => [],
                'permission_keys' => ['Permission block 1 > Allowed actions'],
                'baseline' => [
                    'normalized' => [
                        'Role definition > Display name' => 'Security Reader',
                        'Permission block 1 > Allowed actions' => ['microsoft.intune/devices/read'],
                    ],
                    'is_built_in' => false,
                    'role_permission_count' => 1,
                ],
                'current' => [
                    'normalized' => [
                        'Role definition > Display name' => 'Security Reader',
                        'Permission block 1 > Allowed actions' => ['microsoft.intune/devices/read', 'microsoft.intune/devices/delete'],
                    ],
                    'is_built_in' => false,
                    'role_permission_count' => 1,
                ],
            ],
            'fidelity' => 'content',
            'provenance' => [
                'baseline_profile_id' => $baselineProfileId,
                'baseline_snapshot_id' => 1,
                'compare_operation_run_id' => $compareOperationRunId,
                'inventory_sync_run_id' => null,
            ],
        ],
    ];
}

it('reopens a resolved baseline compare drift finding on recurrence and resets due_at', function (): void {
    [, $tenant] = createUserWithTenant(role: 'manager');

    $profile = BaselineProfile::factory()->active()->create([
        'workspace_id' => (int) $tenant->workspace_id,
    ]);

    $scopeKey = 'baseline_profile:'.$profile->getKey();

    $observedAt1 = CarbonImmutable::parse('2026-02-21T00:00:00Z');
    CarbonImmutable::setTestNow($observedAt1);

    $run1 = OperationRun::factory()->create([
        'tenant_id' => (int) $tenant->getKey(),
        'workspace_id' => (int) $tenant->workspace_id,
        'type' => 'baseline_compare',
    ]);

    $job1 = new CompareBaselineToTenantJob($run1);

    $upsert1 = invokeBaselineCompareUpsertFindings(
        job: $job1,
        tenant: $tenant,
        profile: $profile,
        scopeKey: $scopeKey,
        driftResults: [
            baselineCompareDriftItem(
                baselineProfileId: (int) $profile->getKey(),
                compareOperationRunId: (int) $run1->getKey(),
                subjectExternalId: 'policy-recur-1',
                subjectKey: 'policy-recur-1',
            ),
        ],
    );

    expect($upsert1['created_count'])->toBe(1);

    $finding = Finding::query()
        ->where('tenant_id', (int) $tenant->getKey())
        ->where('finding_type', Finding::FINDING_TYPE_DRIFT)
        ->where('source', 'baseline.compare')
        ->where('scope_key', $scopeKey)
        ->firstOrFail();

    $slaPolicy = app(FindingSlaPolicy::class);
    $expectedSlaDays1 = $slaPolicy->daysForSeverity((string) $finding->severity, $tenant);
    $expectedDueAt1 = $slaPolicy->dueAtForSeverity((string) $finding->severity, $tenant, $observedAt1);

    expect($finding->status)->toBe(Finding::STATUS_NEW)
        ->and($finding->first_seen_at?->toIso8601String())->toBe($observedAt1->toIso8601String())
        ->and($finding->last_seen_at?->toIso8601String())->toBe($observedAt1->toIso8601String())
        ->and($finding->times_seen)->toBe(1)
        ->and($finding->sla_days)->toBe($expectedSlaDays1)
        ->and($finding->due_at?->toIso8601String())->toBe($expectedDueAt1->toIso8601String());

    $finding->forceFill([
        'status' => Finding::STATUS_RESOLVED,
        'resolved_at' => CarbonImmutable::parse('2026-02-22T00:00:00Z'),
        'resolved_reason' => 'fixed',
    ])->save();

    $observedAt2 = CarbonImmutable::parse('2026-02-25T00:00:00Z');
    CarbonImmutable::setTestNow($observedAt2);

    $run2 = OperationRun::factory()->create([
        'tenant_id' => (int) $tenant->getKey(),
        'workspace_id' => (int) $tenant->workspace_id,
        'type' => 'baseline_compare',
    ]);

    $job2 = new CompareBaselineToTenantJob($run2);

    $upsert2 = invokeBaselineCompareUpsertFindings(
        job: $job2,
        tenant: $tenant,
        profile: $profile,
        scopeKey: $scopeKey,
        driftResults: [
            baselineCompareDriftItem(
                baselineProfileId: (int) $profile->getKey(),
                compareOperationRunId: (int) $run2->getKey(),
                subjectExternalId: 'policy-recur-1',
                subjectKey: 'policy-recur-1',
            ),
        ],
    );

    expect($upsert2['reopened_count'])->toBe(1);

    $finding->refresh();

    $expectedSlaDays2 = $slaPolicy->daysForSeverity((string) $finding->severity, $tenant);
    $expectedDueAt2 = $slaPolicy->dueAtForSeverity((string) $finding->severity, $tenant, $observedAt2);

    expect($finding->status)->toBe(Finding::STATUS_REOPENED)
        ->and($finding->reopened_at?->toIso8601String())->toBe($observedAt2->toIso8601String())
        ->and($finding->resolved_at)->toBeNull()
        ->and($finding->resolved_reason)->toBeNull()
        ->and($finding->first_seen_at?->toIso8601String())->toBe($observedAt1->toIso8601String())
        ->and($finding->last_seen_at?->toIso8601String())->toBe($observedAt2->toIso8601String())
        ->and($finding->times_seen)->toBe(2)
        ->and($finding->sla_days)->toBe($expectedSlaDays2)
        ->and($finding->due_at?->toIso8601String())->toBe($expectedDueAt2->toIso8601String())
        ->and((int) $finding->current_operation_run_id)->toBe((int) $run2->getKey());
});

it('keeps closed baseline compare drift findings terminal on recurrence but updates seen tracking', function (): void {
    [, $tenant] = createUserWithTenant(role: 'manager');

    $profile = BaselineProfile::factory()->active()->create([
        'workspace_id' => (int) $tenant->workspace_id,
    ]);

    $scopeKey = 'baseline_profile:'.$profile->getKey();

    $observedAt1 = CarbonImmutable::parse('2026-02-21T00:00:00Z');
    CarbonImmutable::setTestNow($observedAt1);

    $run1 = OperationRun::factory()->create([
        'tenant_id' => (int) $tenant->getKey(),
        'workspace_id' => (int) $tenant->workspace_id,
        'type' => 'baseline_compare',
    ]);

    $job1 = new CompareBaselineToTenantJob($run1);

    invokeBaselineCompareUpsertFindings(
        job: $job1,
        tenant: $tenant,
        profile: $profile,
        scopeKey: $scopeKey,
        driftResults: [
            baselineCompareDriftItem(
                baselineProfileId: (int) $profile->getKey(),
                compareOperationRunId: (int) $run1->getKey(),
                subjectExternalId: 'policy-recur-2',
                subjectKey: 'policy-recur-2',
            ),
        ],
    );

    $finding = Finding::query()
        ->where('tenant_id', (int) $tenant->getKey())
        ->where('finding_type', Finding::FINDING_TYPE_DRIFT)
        ->where('source', 'baseline.compare')
        ->where('scope_key', $scopeKey)
        ->firstOrFail();

    $initialDueAt = $finding->due_at;

    $finding->forceFill([
        'status' => Finding::STATUS_CLOSED,
        'closed_at' => CarbonImmutable::parse('2026-02-22T00:00:00Z'),
        'closed_reason' => 'accepted',
    ])->save();

    $observedAt2 = CarbonImmutable::parse('2026-02-25T00:00:00Z');
    CarbonImmutable::setTestNow($observedAt2);

    $run2 = OperationRun::factory()->create([
        'tenant_id' => (int) $tenant->getKey(),
        'workspace_id' => (int) $tenant->workspace_id,
        'type' => 'baseline_compare',
    ]);

    $job2 = new CompareBaselineToTenantJob($run2);

    $upsert2 = invokeBaselineCompareUpsertFindings(
        job: $job2,
        tenant: $tenant,
        profile: $profile,
        scopeKey: $scopeKey,
        driftResults: [
            baselineCompareDriftItem(
                baselineProfileId: (int) $profile->getKey(),
                compareOperationRunId: (int) $run2->getKey(),
                subjectExternalId: 'policy-recur-2',
                subjectKey: 'policy-recur-2',
            ),
        ],
    );

    expect($upsert2['reopened_count'])->toBe(0)
        ->and($upsert2['unchanged_count'])->toBe(1);

    $finding->refresh();

    expect($finding->status)->toBe(Finding::STATUS_CLOSED)
        ->and($finding->reopened_at)->toBeNull()
        ->and($finding->last_seen_at?->toIso8601String())->toBe($observedAt2->toIso8601String())
        ->and($finding->times_seen)->toBe(2)
        ->and($finding->due_at?->toIso8601String())->toBe($initialDueAt?->toIso8601String());
});

it('does not auto-reopen when resolved_at is after the observation time but advances seen counters', function (): void {
    [, $tenant] = createUserWithTenant(role: 'manager');

    $profile = BaselineProfile::factory()->active()->create([
        'workspace_id' => (int) $tenant->workspace_id,
    ]);

    $scopeKey = 'baseline_profile:'.$profile->getKey();

    $observedAt1 = CarbonImmutable::parse('2026-02-21T00:00:00Z');
    CarbonImmutable::setTestNow($observedAt1);

    $run1 = OperationRun::factory()->create([
        'tenant_id' => (int) $tenant->getKey(),
        'workspace_id' => (int) $tenant->workspace_id,
        'type' => 'baseline_compare',
    ]);

    $job1 = new CompareBaselineToTenantJob($run1);

    invokeBaselineCompareUpsertFindings(
        job: $job1,
        tenant: $tenant,
        profile: $profile,
        scopeKey: $scopeKey,
        driftResults: [
            baselineCompareDriftItem(
                baselineProfileId: (int) $profile->getKey(),
                compareOperationRunId: (int) $run1->getKey(),
                subjectExternalId: 'policy-recur-3',
                subjectKey: 'policy-recur-3',
            ),
        ],
    );

    $finding = Finding::query()
        ->where('tenant_id', (int) $tenant->getKey())
        ->where('finding_type', Finding::FINDING_TYPE_DRIFT)
        ->where('source', 'baseline.compare')
        ->where('scope_key', $scopeKey)
        ->firstOrFail();

    $initialDueAt = $finding->due_at;

    $finding->forceFill([
        'status' => Finding::STATUS_RESOLVED,
        'resolved_at' => CarbonImmutable::parse('2026-02-26T00:00:00Z'),
        'resolved_reason' => 'manual',
    ])->save();

    $observedAt2 = CarbonImmutable::parse('2026-02-25T00:00:00Z');
    CarbonImmutable::setTestNow($observedAt2);

    $run2 = OperationRun::factory()->create([
        'tenant_id' => (int) $tenant->getKey(),
        'workspace_id' => (int) $tenant->workspace_id,
        'type' => 'baseline_compare',
    ]);

    $job2 = new CompareBaselineToTenantJob($run2);

    $upsert2 = invokeBaselineCompareUpsertFindings(
        job: $job2,
        tenant: $tenant,
        profile: $profile,
        scopeKey: $scopeKey,
        driftResults: [
            baselineCompareDriftItem(
                baselineProfileId: (int) $profile->getKey(),
                compareOperationRunId: (int) $run2->getKey(),
                subjectExternalId: 'policy-recur-3',
                subjectKey: 'policy-recur-3',
            ),
        ],
    );

    expect($upsert2['reopened_count'])->toBe(0)
        ->and($upsert2['unchanged_count'])->toBe(1);

    $finding->refresh();

    expect($finding->status)->toBe(Finding::STATUS_RESOLVED)
        ->and($finding->reopened_at)->toBeNull()
        ->and($finding->resolved_at?->toIso8601String())->toBe('2026-02-26T00:00:00+00:00')
        ->and($finding->last_seen_at?->toIso8601String())->toBe($observedAt2->toIso8601String())
        ->and($finding->times_seen)->toBe(2)
        ->and($finding->due_at?->toIso8601String())->toBe($initialDueAt?->toIso8601String());
});

it('reopens resolved intune role definition findings without changing their recurrence fingerprint', function (): void {
    [, $tenant] = createUserWithTenant(role: 'manager');

    $profile = BaselineProfile::factory()->active()->create([
        'workspace_id' => (int) $tenant->workspace_id,
    ]);

    $scopeKey = 'baseline_profile:'.$profile->getKey();

    $observedAt1 = CarbonImmutable::parse('2026-02-21T00:00:00Z');
    CarbonImmutable::setTestNow($observedAt1);

    $run1 = OperationRun::factory()->create([
        'tenant_id' => (int) $tenant->getKey(),
        'workspace_id' => (int) $tenant->workspace_id,
        'type' => 'baseline_compare',
    ]);

    invokeBaselineCompareUpsertFindings(
        job: new CompareBaselineToTenantJob($run1),
        tenant: $tenant,
        profile: $profile,
        scopeKey: $scopeKey,
        driftResults: [
            baselineCompareRbacDriftItem(
                baselineProfileId: (int) $profile->getKey(),
                compareOperationRunId: (int) $run1->getKey(),
                subjectExternalId: 'rbac-role-1',
                subjectKey: 'rbac-role-1',
                severity: Finding::SEVERITY_HIGH,
                diffFingerprint: 'rbac-diff-a',
            ),
        ],
    );

    $finding = Finding::query()
        ->where('tenant_id', (int) $tenant->getKey())
        ->where('finding_type', Finding::FINDING_TYPE_DRIFT)
        ->where('source', 'baseline.compare')
        ->where('scope_key', $scopeKey)
        ->firstOrFail();

    $fingerprint = (string) $finding->fingerprint;

    $finding->forceFill([
        'status' => Finding::STATUS_RESOLVED,
        'resolved_at' => CarbonImmutable::parse('2026-02-22T00:00:00Z'),
        'resolved_reason' => 'fixed',
    ])->save();

    $observedAt2 = CarbonImmutable::parse('2026-02-25T00:00:00Z');
    CarbonImmutable::setTestNow($observedAt2);

    $run2 = OperationRun::factory()->create([
        'tenant_id' => (int) $tenant->getKey(),
        'workspace_id' => (int) $tenant->workspace_id,
        'type' => 'baseline_compare',
    ]);

    $upsert = invokeBaselineCompareUpsertFindings(
        job: new CompareBaselineToTenantJob($run2),
        tenant: $tenant,
        profile: $profile,
        scopeKey: $scopeKey,
        driftResults: [
            baselineCompareRbacDriftItem(
                baselineProfileId: (int) $profile->getKey(),
                compareOperationRunId: (int) $run2->getKey(),
                subjectExternalId: 'rbac-role-1',
                subjectKey: 'rbac-role-1',
                severity: Finding::SEVERITY_HIGH,
                diffFingerprint: 'rbac-diff-b',
            ),
        ],
    );

    expect($upsert['reopened_count'])->toBe(1);

    $finding->refresh();

    expect((string) $finding->fingerprint)->toBe($fingerprint)
        ->and((string) $finding->recurrence_key)->toBe($fingerprint)
        ->and($finding->status)->toBe(Finding::STATUS_REOPENED)
        ->and($finding->times_seen)->toBe(2)
        ->and((string) data_get($finding->evidence_jsonb, 'rbac_role_definition.diff_fingerprint'))->toBe('rbac-diff-b');
});