<?php

declare(strict_types=1);

namespace App\Filament\Resources\TenantResource\Pages;

use App\Filament\Resources\TenantResource;
use App\Models\User;
use App\Models\Workspace;
use App\Services\Onboarding\OnboardingDraftResolver;
use App\Support\Workspaces\WorkspaceContext;
use Filament\Actions;
use Filament\Resources\Pages\ListRecords;

class ListTenants extends ListRecords
{
    protected static string $resource = TenantResource::class;

    protected function getHeaderActions(): array
    {
        return [
            $this->makeOnboardingEntryAction()
                ->visible(fn (): bool => $this->getTableRecords()->count() > 0),
        ];
    }

    protected function getTableEmptyStateActions(): array
    {
        return [
            $this->makeOnboardingEntryAction(),
        ];
    }

    private function makeOnboardingEntryAction(): Actions\Action
    {
        return Actions\Action::make('add_tenant')
            ->label($this->onboardingEntryLabel())
            ->icon($this->onboardingEntryIcon())
            ->url(route('admin.onboarding'));
    }

    private function onboardingEntryLabel(): string
    {
        $draftCount = $this->accessibleResumableDraftCount();

        return match (true) {
            $draftCount === 1 => 'Continue onboarding',
            $draftCount > 1 => 'Choose onboarding draft',
            default => 'Add tenant',
        };
    }

    private function onboardingEntryIcon(): string
    {
        $draftCount = $this->accessibleResumableDraftCount();

        return match (true) {
            $draftCount === 1 => 'heroicon-m-arrow-path',
            $draftCount > 1 => 'heroicon-m-queue-list',
            default => 'heroicon-m-plus',
        };
    }

    private function accessibleResumableDraftCount(): int
    {
        $user = auth()->user();

        if (! $user instanceof User) {
            return 0;
        }

        $workspaceId = app(WorkspaceContext::class)->currentWorkspaceId(request());

        if (! is_int($workspaceId)) {
            return 0;
        }

        $workspace = Workspace::query()->whereKey($workspaceId)->first();

        if (! $workspace instanceof Workspace) {
            return 0;
        }

        return app(OnboardingDraftResolver::class)->resumableDraftsFor($user, $workspace)->count();
    }
}