<?php

declare(strict_types=1);

namespace App\Support\GovernanceInbox;

use App\Filament\Pages\Findings\FindingsIntakeQueue;
use App\Filament\Pages\Findings\MyFindingsInbox;
use App\Filament\Pages\Reviews\CustomerReviewWorkspace;
use App\Filament\Resources\AlertDeliveryResource;
use App\Filament\Resources\FindingExceptionResource;
use App\Filament\Resources\FindingResource;
use App\Filament\Resources\TenantResource;
use App\Filament\Resources\TenantReviewResource;
use App\Models\AlertDelivery;
use App\Models\Finding;
use App\Models\OperationRun;
use App\Models\Tenant;
use App\Models\TenantTriageReview;
use App\Models\User;
use App\Models\Workspace;
use App\Services\TenantReviews\TenantReviewRegisterService;
use App\Support\Auth\Capabilities;
use App\Support\BackupHealth\TenantBackupHealthAssessment;
use App\Support\BackupHealth\TenantBackupHealthResolver;
use App\Support\Navigation\CanonicalNavigationContext;
use App\Support\OperationRunLinks;
use App\Support\PortfolioTriage\PortfolioArrivalContextToken;
use App\Support\PortfolioTriage\TenantTriageReviewStateResolver;
use App\Support\RestoreSafety\RestoreSafetyResolver;
use App\Support\Tenants\TenantRecoveryTriagePresentation;
use Illuminate\Support\Str;

final readonly class GovernanceInboxSectionBuilder
{
    private const PREVIEW_LIMIT = 3;

    /**
     * @var list<string>
     */
    private const FAMILY_ORDER = [
        'assigned_findings',
        'intake_findings',
        'stale_operations',
        'alert_delivery_failures',
        'review_follow_up',
    ];

    public function __construct(
        private TenantBackupHealthResolver $backupHealthResolver,
        private RestoreSafetyResolver $restoreSafetyResolver,
        private TenantTriageReviewStateResolver $tenantTriageReviewStateResolver,
        private TenantReviewRegisterService $tenantReviewRegisterService,
    ) {}

    /**
     * @param  array<int, Tenant>  $authorizedTenants
     * @param  array<int, Tenant>  $visibleFindingTenants
     * @param  array<int, Tenant>  $reviewTenants
     * @return array{
     *     sections: list<array<string, mixed>>,
     *     available_families: list<array{key: string, label: string, count: int}>,
     *     family_counts: array<string, int>,
     *     total_count: int,
     * }
     */
    public function build(
        User $user,
        Workspace $workspace,
        array $authorizedTenants,
        array $visibleFindingTenants,
        array $reviewTenants,
        bool $canViewAlerts,
        ?Tenant $selectedTenant = null,
        ?string $selectedFamily = null,
        ?CanonicalNavigationContext $navigationContext = null,
    ): array {
        $authorizedTenantsById = $this->indexTenants($authorizedTenants);
        $visibleFindingTenantsById = $this->indexTenants($visibleFindingTenants);
        $reviewTenantsById = $this->indexTenants($reviewTenants);

        $allSections = [];
        $availableFamilies = [];
        $familyCounts = [];

        if ($visibleFindingTenantsById !== []) {
            $assignedSection = $this->assignedFindingsSection(
                user: $user,
                visibleFindingTenants: $visibleFindingTenantsById,
                selectedTenant: $selectedTenant,
                navigationContext: $navigationContext,
            );
            $allSections[$assignedSection['key']] = $assignedSection;
            $availableFamilies[] = [
                'key' => $assignedSection['key'],
                'label' => $assignedSection['label'],
                'count' => $assignedSection['count'],
            ];
            $familyCounts[$assignedSection['key']] = $assignedSection['count'];

            $intakeSection = $this->intakeFindingsSection(
                visibleFindingTenants: $visibleFindingTenantsById,
                selectedTenant: $selectedTenant,
                navigationContext: $navigationContext,
            );
            $allSections[$intakeSection['key']] = $intakeSection;
            $availableFamilies[] = [
                'key' => $intakeSection['key'],
                'label' => $intakeSection['label'],
                'count' => $intakeSection['count'],
            ];
            $familyCounts[$intakeSection['key']] = $intakeSection['count'];
        }

        if ($authorizedTenantsById !== []) {
            $operationsSection = $this->operationsSection(
                workspace: $workspace,
                authorizedTenants: $authorizedTenantsById,
                selectedTenant: $selectedTenant,
                navigationContext: $navigationContext,
            );
            $allSections[$operationsSection['key']] = $operationsSection;
            $availableFamilies[] = [
                'key' => $operationsSection['key'],
                'label' => $operationsSection['label'],
                'count' => $operationsSection['count'],
            ];
            $familyCounts[$operationsSection['key']] = $operationsSection['count'];
        }

        if ($canViewAlerts) {
            $alertsSection = $this->alertsSection(
                workspace: $workspace,
                authorizedTenants: $authorizedTenantsById,
                selectedTenant: $selectedTenant,
                navigationContext: $navigationContext,
            );
            $allSections[$alertsSection['key']] = $alertsSection;
            $availableFamilies[] = [
                'key' => $alertsSection['key'],
                'label' => $alertsSection['label'],
                'count' => $alertsSection['count'],
            ];
            $familyCounts[$alertsSection['key']] = $alertsSection['count'];
        }

        if ($reviewTenantsById !== []) {
            $reviewSection = $this->reviewFollowUpSection(
                user: $user,
                workspace: $workspace,
                reviewTenants: $reviewTenantsById,
                selectedTenant: $selectedTenant,
                navigationContext: $navigationContext,
            );
            $allSections[$reviewSection['key']] = $reviewSection;
            $availableFamilies[] = [
                'key' => $reviewSection['key'],
                'label' => $reviewSection['label'],
                'count' => $reviewSection['count'],
            ];
            $familyCounts[$reviewSection['key']] = $reviewSection['count'];
        }

        $sections = [];

        foreach (self::FAMILY_ORDER as $familyKey) {
            $section = $allSections[$familyKey] ?? null;

            if (! is_array($section)) {
                continue;
            }

            if ($selectedFamily !== null) {
                if ($familyKey === $selectedFamily) {
                    $sections[] = $section;
                }

                continue;
            }

            if ((int) ($section['count'] ?? 0) > 0) {
                $sections[] = $section;
            }
        }

        return [
            'sections' => $sections,
            'available_families' => $availableFamilies,
            'family_counts' => $familyCounts,
            'total_count' => array_sum($familyCounts),
        ];
    }

    /**
     * @param  array<int, Tenant>  $tenants
     * @return array<int, Tenant>
     */
    private function indexTenants(array $tenants): array
    {
        $indexed = [];

        foreach ($tenants as $tenant) {
            $indexed[(int) $tenant->getKey()] = $tenant;
        }

        return $indexed;
    }

    /**
     * @param  array<int, Tenant>  $visibleFindingTenants
     * @return array<string, mixed>
     */
    private function assignedFindingsSection(
        User $user,
        array $visibleFindingTenants,
        ?Tenant $selectedTenant,
        ?CanonicalNavigationContext $navigationContext,
    ): array {
        $baseQuery = $this->assignedFindingsQuery($user, $visibleFindingTenants, $selectedTenant);
        $count = (clone $baseQuery)->count();
        $overdueCount = (clone $baseQuery)
            ->whereNotNull('due_at')
            ->where('due_at', '<', now())
            ->count();
        $entries = $this->orderedAssignedFindingsQuery(clone $baseQuery)
            ->limit(self::PREVIEW_LIMIT)
            ->get()
            ->map(fn (Finding $finding): array => $this->findingEntry($finding, 'assigned_findings', $navigationContext, 10))
            ->all();

        return [
            'key' => 'assigned_findings',
            'label' => 'Assigned findings',
            'count' => $count,
            'summary' => $this->assignedFindingsSummary($count, $overdueCount),
            'dominant_action_label' => 'Open my findings',
            'dominant_action_url' => $this->appendQuery(
                MyFindingsInbox::getUrl(
                    panel: 'admin',
                    parameters: array_filter([
                        'tenant' => $selectedTenant?->external_id,
                    ], static fn (mixed $value): bool => is_string($value) && $value !== ''),
                ),
                $navigationContext?->toQuery() ?? [],
            ),
            'entries' => $entries,
            'empty_state' => $selectedTenant instanceof Tenant
                ? 'No assigned findings match this tenant filter right now.'
                : 'No assigned findings are visible right now.',
        ];
    }

    /**
     * @param  array<int, Tenant>  $visibleFindingTenants
     * @return array<string, mixed>
     */
    private function intakeFindingsSection(
        array $visibleFindingTenants,
        ?Tenant $selectedTenant,
        ?CanonicalNavigationContext $navigationContext,
    ): array {
        $baseQuery = $this->intakeFindingsQuery($visibleFindingTenants, $selectedTenant);
        $count = (clone $baseQuery)->count();
        $needsTriageCount = (clone $baseQuery)
            ->whereIn('status', [Finding::STATUS_NEW, Finding::STATUS_REOPENED])
            ->count();
        $entries = $this->orderedIntakeFindingsQuery(clone $baseQuery)
            ->limit(self::PREVIEW_LIMIT)
            ->get()
            ->map(fn (Finding $finding): array => $this->findingEntry($finding, 'intake_findings', $navigationContext, 20))
            ->all();

        return [
            'key' => 'intake_findings',
            'label' => 'Findings intake',
            'count' => $count,
            'summary' => $this->intakeFindingsSummary($count, $needsTriageCount),
            'dominant_action_label' => 'Open findings intake',
            'dominant_action_url' => $this->appendQuery(
                FindingsIntakeQueue::getUrl(
                    panel: 'admin',
                    parameters: array_filter([
                        'tenant' => $selectedTenant?->external_id,
                        'view' => $needsTriageCount > 0 ? 'needs_triage' : null,
                    ], static fn (mixed $value): bool => $value !== null && $value !== ''),
                ),
                $navigationContext?->toQuery() ?? [],
            ),
            'entries' => $entries,
            'empty_state' => $selectedTenant instanceof Tenant
                ? 'No intake findings match this tenant filter right now.'
                : 'No intake findings are visible right now.',
        ];
    }

    /**
     * @param  array<int, Tenant>  $authorizedTenants
     * @return array<string, mixed>
     */
    private function operationsSection(
        Workspace $workspace,
        array $authorizedTenants,
        ?Tenant $selectedTenant,
        ?CanonicalNavigationContext $navigationContext,
    ): array {
        $terminalQuery = $this->terminalOperationsQuery($workspace, $authorizedTenants, $selectedTenant);
        $staleQuery = $this->staleOperationsQuery($workspace, $authorizedTenants, $selectedTenant);
        $terminalCount = (clone $terminalQuery)->count();
        $staleCount = (clone $staleQuery)->count();
        $entries = array_merge(
            (clone $terminalQuery)->latest('completed_at')->latest('id')->limit(self::PREVIEW_LIMIT)->get()->all(),
            (clone $staleQuery)->latest('created_at')->latest('id')->limit(self::PREVIEW_LIMIT)->get()->all(),
        );
        $entries = collect($entries)
            ->unique(fn (OperationRun $run): int => (int) $run->getKey())
            ->sortBy([
                fn (OperationRun $run): int => $run->problemClass() === OperationRun::PROBLEM_CLASS_TERMINAL_FOLLOW_UP ? 0 : 1,
                fn (OperationRun $run): int => -1 * (int) $run->getKey(),
            ])
            ->take(self::PREVIEW_LIMIT)
            ->map(fn (OperationRun $run): array => $this->operationEntry($run, $navigationContext))
            ->values()
            ->all();
        $dominantProblemClass = $terminalCount > 0
            ? OperationRun::PROBLEM_CLASS_TERMINAL_FOLLOW_UP
            : OperationRun::PROBLEM_CLASS_ACTIVE_STALE_ATTENTION;

        return [
            'key' => 'stale_operations',
            'label' => 'Operations follow-up',
            'count' => $terminalCount + $staleCount,
            'summary' => $this->operationsSummary($terminalCount, $staleCount),
            'dominant_action_label' => $terminalCount > 0 ? 'Open terminal follow-up' : 'Open stale operations',
            'dominant_action_url' => OperationRunLinks::index(
                tenant: $selectedTenant,
                context: $navigationContext,
                problemClass: $dominantProblemClass,
            ),
            'entries' => $entries,
            'empty_state' => $selectedTenant instanceof Tenant
                ? 'No stale or terminal follow-up operations match this tenant filter right now.'
                : 'No stale or terminal follow-up operations are visible right now.',
        ];
    }

    /**
     * @param  array<int, Tenant>  $authorizedTenants
     * @return array<string, mixed>
     */
    private function alertsSection(
        Workspace $workspace,
        array $authorizedTenants,
        ?Tenant $selectedTenant,
        ?CanonicalNavigationContext $navigationContext,
    ): array {
        $baseQuery = $this->alertsQuery($workspace, $authorizedTenants, $selectedTenant);
        $count = (clone $baseQuery)->count();
        $entries = (clone $baseQuery)
            ->latest('created_at')
            ->latest('id')
            ->limit(self::PREVIEW_LIMIT)
            ->get()
            ->map(fn (AlertDelivery $delivery): array => $this->alertEntry($delivery, $navigationContext))
            ->all();

        return [
            'key' => 'alert_delivery_failures',
            'label' => 'Alert delivery failures',
            'count' => $count,
            'summary' => $this->alertsSummary($count),
            'dominant_action_label' => 'Open alert deliveries',
            'dominant_action_url' => $this->appendQuery(
                AlertDeliveryResource::getUrl(panel: 'admin'),
                array_replace_recursive(
                    $navigationContext?->toQuery() ?? [],
                    [
                        'tableFilters' => array_filter([
                            'status' => ['value' => AlertDelivery::STATUS_FAILED],
                            'tenant_id' => $selectedTenant instanceof Tenant
                                ? ['value' => (string) $selectedTenant->getKey()]
                                : null,
                        ], static fn (mixed $value): bool => $value !== null),
                    ],
                ),
            ),
            'entries' => $entries,
            'empty_state' => $selectedTenant instanceof Tenant
                ? 'No failed alert deliveries match this tenant filter right now.'
                : 'No failed alert deliveries are visible right now.',
        ];
    }

    /**
     * @param  array<int, Tenant>  $reviewTenants
     * @return array<string, mixed>
     */
    private function reviewFollowUpSection(
        User $user,
        Workspace $workspace,
        array $reviewTenants,
        ?Tenant $selectedTenant,
        ?CanonicalNavigationContext $navigationContext,
    ): array {
        $tenantIds = $selectedTenant instanceof Tenant
            ? [(int) $selectedTenant->getKey()]
            : array_keys($reviewTenants);
        $backupHealthByTenant = $this->backupHealthResolver->assessMany($tenantIds);
        $recoveryEvidenceByTenant = $this->restoreSafetyResolver->dashboardRecoveryEvidenceForTenants($tenantIds, $backupHealthByTenant);
        $resolved = $this->tenantTriageReviewStateResolver->resolveMany(
            workspaceId: (int) $workspace->getKey(),
            tenantIds: $tenantIds,
            backupHealthByTenant: $backupHealthByTenant,
            recoveryEvidenceByTenant: $recoveryEvidenceByTenant,
        );
        $latestPublishedReviews = $this->tenantReviewRegisterService
            ->latestPublishedQuery($user, $workspace)
            ->get()
            ->keyBy('tenant_id')
            ->all();

        $rawEntries = [];

        foreach ($tenantIds as $tenantId) {
            $tenant = $reviewTenants[$tenantId] ?? null;
            $rows = $resolved['rows'][$tenantId] ?? null;

            if (! $tenant instanceof Tenant || ! is_array($rows)) {
                continue;
            }

            foreach ([PortfolioArrivalContextToken::FAMILY_BACKUP_HEALTH, PortfolioArrivalContextToken::FAMILY_RECOVERY_EVIDENCE] as $family) {
                $row = $rows[$family] ?? null;

                if (! is_array($row) || ($row['current_concern_present'] ?? false) !== true) {
                    continue;
                }

                $derivedState = $row['derived_state'] ?? null;

                if (! in_array($derivedState, [
                    TenantTriageReview::STATE_FOLLOW_UP_NEEDED,
                    TenantTriageReview::DERIVED_STATE_CHANGED_SINCE_REVIEW,
                ], true)) {
                    continue;
                }

                $rawEntries[] = $this->reviewEntry(
                    tenant: $tenant,
                    family: $family,
                    row: $row,
                    latestPublishedReview: $latestPublishedReviews[$tenantId] ?? null,
                    navigationContext: $navigationContext,
                );
            }
        }

        usort($rawEntries, function (array $left, array $right): int {
            $leftRank = (int) ($left['urgency_rank'] ?? 0);
            $rightRank = (int) ($right['urgency_rank'] ?? 0);

            if ($leftRank !== $rightRank) {
                return $leftRank <=> $rightRank;
            }

            return strcmp((string) ($left['headline'] ?? ''), (string) ($right['headline'] ?? ''));
        });

        $followUpCount = collect($rawEntries)
            ->where('status_label', 'Follow-up needed')
            ->count();
        $changedCount = collect($rawEntries)
            ->where('status_label', 'Changed since review')
            ->count();

        return [
            'key' => 'review_follow_up',
            'label' => 'Review follow-up',
            'count' => count($rawEntries),
            'summary' => $this->reviewSummary($followUpCount, $changedCount),
            'dominant_action_label' => 'Open review follow-up',
            'dominant_action_url' => $selectedTenant instanceof Tenant
                ? $this->appendQuery(CustomerReviewWorkspace::tenantPrefilterUrl($selectedTenant), $navigationContext?->toQuery() ?? [])
                : $this->appendQuery(TenantResource::getUrl(panel: 'admin'), array_replace_recursive(
                    $navigationContext?->toQuery() ?? [],
                    [
                        'backup_posture' => [
                            TenantBackupHealthAssessment::POSTURE_ABSENT,
                            TenantBackupHealthAssessment::POSTURE_STALE,
                            TenantBackupHealthAssessment::POSTURE_DEGRADED,
                        ],
                        'recovery_evidence' => [
                            TenantRecoveryTriagePresentation::RECOVERY_EVIDENCE_WEAKENED,
                            TenantRecoveryTriagePresentation::RECOVERY_EVIDENCE_UNVALIDATED,
                        ],
                        'review_state' => [
                            TenantTriageReview::STATE_FOLLOW_UP_NEEDED,
                            TenantTriageReview::DERIVED_STATE_CHANGED_SINCE_REVIEW,
                        ],
                        'triage_sort' => TenantRecoveryTriagePresentation::TRIAGE_SORT_WORST_FIRST,
                    ],
                )),
            'entries' => array_slice($rawEntries, 0, self::PREVIEW_LIMIT),
            'empty_state' => $selectedTenant instanceof Tenant
                ? 'No review follow-up is visible for this tenant filter right now.'
                : 'No review follow-up is visible right now.',
        ];
    }

    /**
     * @param  array<int, Tenant>  $visibleFindingTenants
     */
    private function assignedFindingsQuery(User $user, array $visibleFindingTenants, ?Tenant $selectedTenant): \Illuminate\Database\Eloquent\Builder
    {
        $tenantIds = $selectedTenant instanceof Tenant
            ? [(int) $selectedTenant->getKey()]
            : array_keys($visibleFindingTenants);

        return Finding::query()
            ->with(['tenant', 'ownerUser:id,name', 'assigneeUser:id,name'])
            ->withSubjectDisplayName()
            ->whereIn('tenant_id', $tenantIds === [] ? [-1] : $tenantIds)
            ->where('assignee_user_id', (int) $user->getKey())
            ->whereIn('status', Finding::openStatusesForQuery());
    }

    private function orderedAssignedFindingsQuery(\Illuminate\Database\Eloquent\Builder $query): \Illuminate\Database\Eloquent\Builder
    {
        return $query
            ->orderByRaw(
                'case when due_at is not null and due_at < ? then 0 when reopened_at is not null then 1 else 2 end asc',
                [now()],
            )
            ->orderByRaw('case when due_at is null then 1 else 0 end asc')
            ->orderBy('due_at')
            ->orderByDesc('id');
    }

    /**
     * @param  array<int, Tenant>  $visibleFindingTenants
     */
    private function intakeFindingsQuery(array $visibleFindingTenants, ?Tenant $selectedTenant): \Illuminate\Database\Eloquent\Builder
    {
        $tenantIds = $selectedTenant instanceof Tenant
            ? [(int) $selectedTenant->getKey()]
            : array_keys($visibleFindingTenants);

        return Finding::query()
            ->with(['tenant', 'ownerUser:id,name', 'assigneeUser:id,name'])
            ->withSubjectDisplayName()
            ->whereIn('tenant_id', $tenantIds === [] ? [-1] : $tenantIds)
            ->whereNull('assignee_user_id')
            ->whereIn('status', Finding::openStatusesForQuery());
    }

    private function orderedIntakeFindingsQuery(\Illuminate\Database\Eloquent\Builder $query): \Illuminate\Database\Eloquent\Builder
    {
        return $query
            ->orderByRaw(
                "case
                    when due_at is not null and due_at < ? then 0
                    when status = ? then 1
                    when status = ? then 2
                    else 3
                end asc",
                [now(), Finding::STATUS_REOPENED, Finding::STATUS_NEW],
            )
            ->orderByRaw('case when due_at is null then 1 else 0 end asc')
            ->orderBy('due_at')
            ->orderByDesc('id');
    }

    /**
     * @param  array<int, Tenant>  $authorizedTenants
     */
    private function terminalOperationsQuery(Workspace $workspace, array $authorizedTenants, ?Tenant $selectedTenant): \Illuminate\Database\Eloquent\Builder
    {
        return $this->operationsBaseQuery($workspace, $authorizedTenants, $selectedTenant)
            ->terminalFollowUp();
    }

    /**
     * @param  array<int, Tenant>  $authorizedTenants
     */
    private function staleOperationsQuery(Workspace $workspace, array $authorizedTenants, ?Tenant $selectedTenant): \Illuminate\Database\Eloquent\Builder
    {
        return $this->operationsBaseQuery($workspace, $authorizedTenants, $selectedTenant)
            ->activeStaleAttention();
    }

    /**
     * @param  array<int, Tenant>  $authorizedTenants
     */
    private function operationsBaseQuery(Workspace $workspace, array $authorizedTenants, ?Tenant $selectedTenant): \Illuminate\Database\Eloquent\Builder
    {
        $tenantIds = array_keys($authorizedTenants);

        return OperationRun::query()
            ->with('tenant')
            ->where('workspace_id', (int) $workspace->getKey())
            ->where(function ($query) use ($selectedTenant, $tenantIds): void {
                if ($selectedTenant instanceof Tenant) {
                    $query->where('tenant_id', (int) $selectedTenant->getKey());

                    return;
                }

                $query
                    ->whereIn('tenant_id', $tenantIds === [] ? [-1] : $tenantIds)
                    ->orWhereNull('tenant_id');
            });
    }

    /**
     * @param  array<int, Tenant>  $authorizedTenants
     */
    private function alertsQuery(Workspace $workspace, array $authorizedTenants, ?Tenant $selectedTenant): \Illuminate\Database\Eloquent\Builder
    {
        $tenantIds = array_keys($authorizedTenants);

        return AlertDelivery::query()
            ->with('tenant')
            ->where('workspace_id', (int) $workspace->getKey())
            ->where('status', AlertDelivery::STATUS_FAILED)
            ->where(function ($query) use ($selectedTenant, $tenantIds): void {
                if ($selectedTenant instanceof Tenant) {
                    $query->where('tenant_id', (int) $selectedTenant->getKey());

                    return;
                }

                $query
                    ->whereIn('tenant_id', $tenantIds === [] ? [-1] : $tenantIds)
                    ->orWhereNull('tenant_id');
            });
    }

    /**
     * @return array<string, mixed>
     */
    private function findingEntry(Finding $finding, string $familyKey, ?CanonicalNavigationContext $navigationContext, int $baseUrgencyRank): array
    {
        $sublineParts = array_values(array_filter([
            $finding->owner_user_id !== null ? 'Owner: '.FindingResource::accountableOwnerDisplayFor($finding) : null,
            FindingExceptionResource::relativeTimeDescription($finding->due_at) ?? FindingResource::dueAttentionLabelFor($finding),
            $finding->reopened_at !== null ? 'Reopened' : null,
        ]));

        return [
            'family_key' => $familyKey,
            'source_model' => Finding::class,
            'source_key' => (string) $finding->getKey(),
            'tenant_id' => $finding->tenant ? (int) $finding->tenant->getKey() : null,
            'tenant_label' => $finding->tenant?->name,
            'headline' => $finding->resolvedSubjectDisplayName() ?? 'Finding #'.$finding->getKey(),
            'subline' => $sublineParts === [] ? null : implode(' • ', $sublineParts),
            'urgency_rank' => $baseUrgencyRank
                + ($finding->due_at?->isPast() === true ? 0 : 1)
                + ($finding->reopened_at !== null ? 0 : 1),
            'status_label' => Str::of((string) $finding->status)->replace('_', ' ')->title()->value(),
            'destination_url' => $this->appendQuery(
                FindingResource::getUrl('view', ['record' => $finding], panel: 'tenant', tenant: $finding->tenant),
                $navigationContext?->toQuery() ?? [],
            ),
            'back_label' => $navigationContext?->backLinkLabel ?? 'Back to governance inbox',
        ];
    }

    /**
     * @return array<string, mixed>
     */
    private function operationEntry(OperationRun $run, ?CanonicalNavigationContext $navigationContext): array
    {
        $problemClass = $run->problemClass();

        return [
            'family_key' => 'stale_operations',
            'source_model' => OperationRun::class,
            'source_key' => (string) $run->getKey(),
            'tenant_id' => $run->tenant ? (int) $run->tenant->getKey() : null,
            'tenant_label' => $run->tenant?->name,
            'headline' => $problemClass === OperationRun::PROBLEM_CLASS_TERMINAL_FOLLOW_UP
                ? 'Terminal follow-up operation'
                : 'Stale active operation',
            'subline' => OperationRunLinks::identifier($run),
            'urgency_rank' => $problemClass === OperationRun::PROBLEM_CLASS_TERMINAL_FOLLOW_UP ? 0 : 1,
            'status_label' => $problemClass === OperationRun::PROBLEM_CLASS_TERMINAL_FOLLOW_UP
                ? 'Terminal follow-up'
                : 'Stale',
            'destination_url' => OperationRunLinks::tenantlessView($run, $navigationContext),
            'back_label' => $navigationContext?->backLinkLabel ?? 'Back to governance inbox',
        ];
    }

    /**
     * @return array<string, mixed>
     */
    private function alertEntry(AlertDelivery $delivery, ?CanonicalNavigationContext $navigationContext): array
    {
        $payload = is_array($delivery->payload) ? $delivery->payload : [];
        $headline = is_string($payload['title'] ?? null) && $payload['title'] !== ''
            ? (string) $payload['title']
            : 'Failed alert delivery';
        $sublineParts = array_values(array_filter([
            is_string($delivery->last_error_message) && $delivery->last_error_message !== ''
                ? $delivery->last_error_message
                : null,
            is_string($delivery->event_type) && $delivery->event_type !== ''
                ? $delivery->event_type
                : null,
        ]));

        return [
            'family_key' => 'alert_delivery_failures',
            'source_model' => AlertDelivery::class,
            'source_key' => (string) $delivery->getKey(),
            'tenant_id' => $delivery->tenant ? (int) $delivery->tenant->getKey() : null,
            'tenant_label' => $delivery->tenant?->name,
            'headline' => $headline,
            'subline' => $sublineParts === [] ? null : implode(' • ', $sublineParts),
            'urgency_rank' => 0,
            'status_label' => 'Failed',
            'destination_url' => $this->appendQuery(
                AlertDeliveryResource::getUrl('view', ['record' => $delivery], panel: 'admin'),
                $navigationContext?->toQuery() ?? [],
            ),
            'back_label' => $navigationContext?->backLinkLabel ?? 'Back to governance inbox',
        ];
    }

    /**
     * @param  array<string, mixed>  $row
     * @return array<string, mixed>
     */
    private function reviewEntry(
        Tenant $tenant,
        string $family,
        array $row,
        mixed $latestPublishedReview,
        ?CanonicalNavigationContext $navigationContext,
    ): array {
        $state = (string) ($row['derived_state'] ?? TenantTriageReview::DERIVED_STATE_NOT_REVIEWED);
        $familyLabel = $family === PortfolioArrivalContextToken::FAMILY_BACKUP_HEALTH
            ? 'Backup health'
            : 'Recovery evidence';
        $headline = $state === TenantTriageReview::STATE_FOLLOW_UP_NEEDED
            ? $familyLabel.' needs review follow-up'
            : $familyLabel.' changed since review';
        $sublineParts = array_values(array_filter([
            is_string($row['reviewed_by_user_name'] ?? null) && $row['reviewed_by_user_name'] !== ''
                ? 'Last review: '.$row['reviewed_by_user_name']
                : null,
            isset($row['reviewed_at']) && $row['reviewed_at'] !== null
                ? 'Reviewed '.optional($row['reviewed_at'])->toDateTimeString()
                : null,
        ]));
        $destinationUrl = $latestPublishedReview !== null
            ? TenantReviewResource::tenantScopedUrl('view', ['record' => $latestPublishedReview], $tenant, 'tenant')
            : CustomerReviewWorkspace::tenantPrefilterUrl($tenant);

        return [
            'family_key' => 'review_follow_up',
            'source_model' => TenantTriageReview::class,
            'source_key' => (string) $tenant->getKey().':'.$family,
            'tenant_id' => (int) $tenant->getKey(),
            'tenant_label' => $tenant->name,
            'headline' => $headline,
            'subline' => $sublineParts === [] ? null : implode(' • ', $sublineParts),
            'urgency_rank' => $state === TenantTriageReview::STATE_FOLLOW_UP_NEEDED ? 0 : 1,
            'status_label' => $state === TenantTriageReview::STATE_FOLLOW_UP_NEEDED
                ? 'Follow-up needed'
                : 'Changed since review',
            'destination_url' => $this->appendQuery($destinationUrl, $navigationContext?->toQuery() ?? []),
            'back_label' => $navigationContext?->backLinkLabel ?? 'Back to governance inbox',
        ];
    }

    private function assignedFindingsSummary(int $count, int $overdueCount): string
    {
        if ($count === 0) {
            return 'No assigned findings are visible in the current scope.';
        }

        if ($overdueCount > 0) {
            return sprintf(
                '%d assigned finding%s remain open. %d %s overdue.',
                $count,
                $count === 1 ? '' : 's',
                $overdueCount,
                $overdueCount === 1 ? 'is' : 'are',
            );
        }

        return sprintf(
            '%d assigned finding%s remain open in the visible scope.',
            $count,
            $count === 1 ? '' : 's',
        );
    }

    private function intakeFindingsSummary(int $count, int $needsTriageCount): string
    {
        if ($count === 0) {
            return 'No intake findings are visible in the current scope.';
        }

        return sprintf(
            '%d unassigned finding%s remain in intake. %d still need first triage.',
            $count,
            $count === 1 ? '' : 's',
            $needsTriageCount,
        );
    }

    private function operationsSummary(int $terminalCount, int $staleCount): string
    {
        if ($terminalCount + $staleCount === 0) {
            return 'No stale or terminal follow-up operations are visible in the current scope.';
        }

        if ($terminalCount > 0 && $staleCount > 0) {
            return sprintf(
                '%d terminal follow-up operation%s and %d stale active run%s need monitoring attention.',
                $terminalCount,
                $terminalCount === 1 ? '' : 's',
                $staleCount,
                $staleCount === 1 ? '' : 's',
            );
        }

        if ($terminalCount > 0) {
            return sprintf(
                '%d terminal follow-up operation%s need monitoring attention.',
                $terminalCount,
                $terminalCount === 1 ? '' : 's',
            );
        }

        return sprintf(
            '%d stale active run%s need monitoring attention.',
            $staleCount,
            $staleCount === 1 ? '' : 's',
        );
    }

    private function alertsSummary(int $count): string
    {
        if ($count === 0) {
            return 'No failed alert deliveries are visible in the current scope.';
        }

        return sprintf(
            '%d failed alert delivery attempt%s remain visible in this workspace.',
            $count,
            $count === 1 ? '' : 's',
        );
    }

    private function reviewSummary(int $followUpCount, int $changedCount): string
    {
        $total = $followUpCount + $changedCount;

        if ($total === 0) {
            return 'No review follow-up is visible in the current scope.';
        }

        return sprintf(
            '%d review concern%s need attention. %d marked follow-up needed and %d changed since review.',
            $total,
            $total === 1 ? '' : 's',
            $followUpCount,
            $changedCount,
        );
    }

    /**
     * @param  array<string, mixed>  $query
     */
    private function appendQuery(string $url, array $query): string
    {
        if ($query === []) {
            return $url;
        }

        $separator = str_contains($url, '?') ? '&' : '?';

        return $url.$separator.http_build_query($query);
    }
}