<?php

namespace App\Http\Controllers;

use App\Http\Requests\ConsultantRequest;
use App\Models\Consultant;
use App\Models\User;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Hash;

class ConsultantController extends Controller
{
    public function index(Request $request)
    {
        $this->authorize('viewAny', Consultant::class);

        $query = Consultant::query()->withCount('dataCentres');

        if ($search = $request->string('cari')->toString()) {
            $query->where(function ($q) use ($search) {
                $q->where('nama_perunding', 'like', "%$search%")
                    ->orWhere('no_pendaftaran_syarikat', 'like', "%$search%")
                    ->orWhere('emel', 'like', "%$search%");
            });
        }

        if ($request->filled('status')) {
            $query->where('aktif', $request->status === 'aktif');
        }

        $consultants = $query->orderBy('nama_perunding')->paginate(15)->withQueryString();

        return view('consultants.index', compact('consultants'));
    }

    public function create()
    {
        $this->authorize('create', Consultant::class);

        return view('consultants.create', ['consultant' => new Consultant]);
    }

    public function store(ConsultantRequest $request)
    {
        $consultant = DB::transaction(function () use ($request) {
            $userId = null;

            if ($request->boolean('buat_akaun')) {
                $user = User::create([
                    'name' => $request->user_name,
                    'email' => $request->user_email,
                    'password' => Hash::make($request->user_password),
                    'is_active' => true,
                    'email_verified_at' => now(),
                ]);
                $user->assignRole('Perunding');
                $userId = $user->id;
            }

            return Consultant::create([
                'user_id' => $userId,
                'nama_perunding' => $request->nama_perunding,
                'no_pendaftaran_syarikat' => $request->no_pendaftaran_syarikat,
                'alamat' => $request->alamat,
                'emel' => $request->emel,
                'telefon' => $request->telefon,
                'aktif' => $request->boolean('aktif'),
            ]);
        });

        return redirect()->route('consultants.show', $consultant)
            ->with('success', 'Perunding berjaya didaftarkan.');
    }

    public function show(Consultant $consultant)
    {
        $this->authorize('view', $consultant);

        $consultant->load(['user', 'dataCentres', 'assignments.dataCentre', 'assignments.assignedBy']);

        return view('consultants.show', compact('consultant'));
    }

    public function edit(Consultant $consultant)
    {
        $this->authorize('update', $consultant);

        return view('consultants.edit', compact('consultant'));
    }

    public function update(ConsultantRequest $request, Consultant $consultant)
    {
        $this->authorize('update', $consultant);

        DB::transaction(function () use ($request, $consultant) {
            $consultant->update([
                'nama_perunding' => $request->nama_perunding,
                'no_pendaftaran_syarikat' => $request->no_pendaftaran_syarikat,
                'alamat' => $request->alamat,
                'emel' => $request->emel,
                'telefon' => $request->telefon,
                'aktif' => $request->boolean('aktif'),
            ]);

            if ($request->boolean('buat_akaun') && ! $consultant->user_id) {
                $user = User::create([
                    'name' => $request->user_name,
                    'email' => $request->user_email,
                    'password' => Hash::make($request->user_password),
                    'is_active' => true,
                    'email_verified_at' => now(),
                ]);
                $user->assignRole('Perunding');
                $consultant->update(['user_id' => $user->id]);
            }
        });

        return redirect()->route('consultants.show', $consultant)
            ->with('success', 'Maklumat perunding dikemas kini.');
    }

    public function destroy(Consultant $consultant)
    {
        $this->authorize('delete', $consultant);

        $consultant->delete();

        return redirect()->route('consultants.index')
            ->with('success', 'Perunding telah dipadam.');
    }
}