<?php

namespace App\Http\Controllers;

use App\Models\Opportunity;
use App\Services\CorridorAgribusinessOpportunities;
use App\Services\OpportunityManagement;
use App\Services\OpportunityPromotion;
use App\Services\PortalProfileAccess;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Inertia\Inertia;

final class CorridorAgribusinessController extends Controller
{
    private function manifest(CorridorAgribusinessOpportunities $service): string
    {
        return hash('sha256', json_encode($service->entries(), JSON_THROW_ON_ERROR));
    }

    public function show(Request $request, CorridorAgribusinessOpportunities $service)
    {
        $access = app(PortalProfileAccess::class);
        abort_unless($access->internalAssignment($request->user(), 'investment_project') || $access->has($request->user(), 'publisher'), 403);
        $records = Opportunity::withTrashed()->whereIn('management_creation_key', array_column($service->entries(), 'key'))->get()->keyBy('management_creation_key');
        foreach ($records as $record) abort_unless($access->canView($request->user(), $record), 403);
        return Inertia::render('management/corridor-agribusiness', ['manifestHash' => $this->manifest($service),
            'canRegister' => (bool) $access->internalAssignment($request->user(), 'investment_project'),
            'entries' => array_map(function ($entry) use ($records) {
                $r = $records->get($entry['key']);
                return [...$entry, 'id' => $r?->id, 'status' => $r?->status, 'href' => $r ? '/oportunidades/'.$r->slug : null];
            }, $service->entries())]);
    }

    public function register(Request $request, CorridorAgribusinessOpportunities $service)
    {
        $data = $request->validate(['manifest_hash' => 'required|string|size:64', 'confirm' => 'required|accepted']);
        abort_unless(hash_equals($this->manifest($service), $data['manifest_hash']), 409, 'A fonte mudou; recupere a prévia.');
        $access = app(PortalProfileAccess::class);
        $grant = $access->internalAssignment($request->user(), 'investment_project');
        abort_unless($grant && $access->mfa($request->user()), 403, 'Use a designação existente e MFA recente.');
        return response()->json(['records' => $service->register($request->user(), $grant->organization_id)]);
    }

    public function preview(Request $request, CorridorAgribusinessOpportunities $service)
    {
        $previews = [];
        foreach ($service->entries() as $entry) {
            $record = Opportunity::where('management_creation_key', $entry['key'])->firstOrFail();
            $input = data_get($record->workflow_context, 'promotional_summary.input');
            abort_unless(is_array($input), 409, 'Complete a selecção pública na divulgação individual.');
            $previews[] = ['id' => $record->id, ...app(OpportunityPromotion::class)->preview($request->user(), $record,
                [...$input, 'source_date' => $input['source_date'] ?: null, 'action' => 'disclose', 'etag' => app(OpportunityManagement::class)->etag($record)])];
        }
        return response()->json(['previews' => $previews]);
    }

    public function disclose(Request $request, CorridorAgribusinessOpportunities $service)
    {
        $data = $request->validate(['confirm' => 'required|accepted', 'reason' => 'required|string|min:20|max:1000',
            'previews' => 'required|array|size:34', 'previews.*.id' => 'required|integer|distinct',
            'previews.*.token' => 'required|string|max:300000', 'previews.*.operation_key' => 'required|uuid|distinct']);
        $expected = Opportunity::whereIn('management_creation_key', array_column($service->entries(), 'key'))->pluck('id')->sort()->values()->all();
        $supplied = array_column($data['previews'], 'id'); sort($supplied);
        abort_unless($expected === $supplied && count($expected) === 34, 409, 'A prévia deve identificar exactamente as 34 fichas deste lote.');
        return response()->json(DB::transaction(function () use ($request, $data) {
            $result = [];
            foreach ($data['previews'] as $preview) $result[] = app(OpportunityPromotion::class)->confirm($request->user(), $preview['id'],
                [...$preview, 'confirm' => true, 'reason' => $data['reason']]);
            return ['records' => $result];
        }));
    }
}