<?php

namespace App\Http\Controllers;

use App\Models\InterestRequest;
use App\Models\Opportunity;
use App\Models\Sector;
use App\Services\InvestorPath;
use App\Services\PortalProfileAccess;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Schema;
use Inertia\Inertia;
use Inertia\Response;

class DashboardController extends Controller
{
    public function __invoke(Request $request): Response
    {
        if (! $request->user()->can('manage-portal')) {
            $path = app(InvestorPath::class);
            $contexts = $path->contexts($request->user());
            $current = $contexts ? $path->view($request->user(), $contexts[0]['id']) : null;

            return Inertia::render('dashboard', ['summary' => null, 'investorPath' => $path->available() ? [
                'contexts' => $contexts,
                'current' => $current ? ['id' => $current['case']['id'], 'next' => $current['next'],
                    'pending' => count(array_filter($current['steps'], fn ($step) => ! in_array($step['state'], ['completed', 'approved', 'dispensed'], true))),
                    'documents' => count($current['documents']), 'results' => count($current['results']), 'tasks' => count($current['tasks'])] : null,
            ] : null]);
        }

        $counts = InterestRequest::query()->selectRaw('status, count(*) as total')
            ->groupBy('status')->pluck('total', 'status');
        $drafts = Opportunity::where('status', 'draft');
        if (Schema::hasColumn('opportunities', 'owner_user_id')) {
            $drafts = app(PortalProfileAccess::class)->scope($drafts, $request->user());
        }

        return Inertia::render('dashboard', ['summary' => [
            'canCreateOpportunity' => app(PortalProfileAccess::class)->legacyWriteAllowed($request->user()),
            'requestsByStatus' => collect(['received', 'in_review', 'contacted', 'closed'])
                ->mapWithKeys(fn ($status) => [$status => (int) ($counts[$status] ?? 0)]),
            'publishedOpportunities' => Opportunity::published()->count(),
            'draftOpportunities' => $drafts->count(),
            'activeSectors' => Sector::catalog()->count(),
            'recentRequests' => InterestRequest::orderByDesc('id')->limit(5)
                ->get(['id', 'reference', 'sector_interest', 'status', 'created_at']),
        ]]);
    }
}