<?php

namespace App\Http\Controllers\Api\V1;

use App\Http\Controllers\Controller;
use App\Models\Opportunity;
use App\Services\SectorOrganization;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Cache;
use Illuminate\Validation\Rule;

class HomeController extends Controller
{
    public function show(Request $request): JsonResponse
    {
        $validated = $request->validate([
            'locale' => ['nullable', 'string', Rule::in(['pt', 'en'])],
        ]);

        $locale = $validated['locale'] ?? 'pt';

        $data = Cache::remember("portal_home_sector_organization_v1_{$locale}", now()->addMinutes(10), function () {
            $sectors = SectorOrganization::catalog();

            $featured = Opportunity::with('sector:id,name,slug')
                ->published()->where('is_featured', true)
                ->latest('published_at')->limit(6)->get();

            return [
                'sectors' => $sectors->map(fn ($s) => [
                    'id' => $s->id, 'specializations' => $s->specializations, 'name' => $s->name,
                    'slug' => $s->slug,
                    'shortDescription' => $s->short_description,
                    'opportunitiesCount' => $s->opportunities_count,
                    'url' => "/sectores/{$s->slug}",
                ])->values()->all(),
                'featuredOpportunities' => $featured->map(fn ($o) => [
                    'id' => $o->id, 'reference' => $o->reference,
                    'title' => $o->title,
                    'sector' => $o->sector?->name,
                    'province' => $o->province,
                    'maturity' => $o->maturity_label,
                    'estimatedInvestment' => [
                        'amount' => $o->estimated_investment_amount,
                        'currency' => $o->estimated_investment_currency,
                    ],
                    'url' => "/oportunidades/{$o->slug}",
                ])->values()->all(),
                'stats' => [
                    'opportunities' => Opportunity::published()->count(),
                    'sectors' => $sectors->count(),
                    'provinces' => Opportunity::published()->distinct('province')->count('province'),
                ],
            ];
        });

        return response()->json(['success' => true, 'locale' => $locale, 'data' => $data]);
    }
}