<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Admin\Concerns\ScopedToTenant;
use App\Http\Controllers\Controller;
use App\Models\DirectoryUser;
use App\Signature\SignatureBuilder;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\View\View;

/** « Qui reçoit quoi » : template résolu pour chaque agent, pour vérifier les priorités. */
class AgentController extends Controller
{
    use ScopedToTenant;

    public function index(Request $request, SignatureBuilder $builder): View
    {
        $q = trim((string) $request->query('q'));
        $agents = $this->search($q)->with('groups:id,display_name')->paginate(25)->withQueryString();
        $resolved = $agents->getCollection()->mapWithKeys(fn ($a) => [$a->id => $builder->templateFor($a)?->name]);

        return view('admin.agents.index', compact('agents', 'resolved', 'q'));
    }

    public function show(DirectoryUser $agent, SignatureBuilder $builder): View
    {
        $this->ensureTenant($agent);

        return view('admin.agents.show', [
            'agent' => $agent->load('groups:id,display_name'),
            'template' => $builder->templateFor($agent),
            'full' => $builder->build($agent, 'new'),
            'reply' => $builder->build($agent, 'reply'),
        ]);
    }

    /** Autocomplétion pour le choix de l'agent d'aperçu. */
    public function lookup(Request $request): JsonResponse
    {
        $q = trim((string) $request->query('q'));
        abort_if(mb_strlen($q) < 2, 422);

        return response()->json($this->search($q)->limit(15)->get()->map(fn ($a) => [
            'id' => $a->id,
            'label' => trim($a->display_name.' — '.$a->mail),
        ]));
    }

    private function search(string $q)
    {
        return DirectoryUser::where('tenant_id', $this->tenantId())
            ->where('account_enabled', true)
            ->when($q !== '', fn ($query) => $query->where(fn ($w) => $w
                ->where('display_name', 'like', "%{$q}%")
                ->orWhere('mail', 'like', "%{$q}%")
                ->orWhere('department', 'like', "%{$q}%")))
            ->orderBy('display_name');
    }
}