<?php

namespace App\Http\Controllers;

use App\Models\Pelanggan;
use App\Models\Template;
use Illuminate\Http\Request;

class PelangganController extends Controller
{
    public function index()
    {
        $pelanggans = Pelanggan::with('template')->latest()->paginate(10);
        return view('pelanggans.index', compact('pelanggans'));
    }

    public function create()
    {
        $templates = Template::all();
        return view('pelanggans.create', compact('templates'));
    }

    public function store(Request $request)
    {
        // Ambil template dulu untuk tahu struktur form
        $template = Template::findOrFail($request->input('template_id'));

        // Generate rules dinamis dari JSON "form" di template
        $rules = [
            'nama_pemesan' => 'required|string|max:255',
            'email' => 'required|email',
            'no_tlpn' => 'required|string|max:30',
            'template_id' => 'required|exists:templates,id',
        ];

        if ($template->form) {
            foreach ($template->form as $field => $options) {
                // contoh: $options bisa seperti ["type"=>"text","required"=>true]
                $rule = [];
                if (!empty($options['required'])) {
                    $rule[] = 'required';
                } else {
                    $rule[] = 'nullable';
                }
                $rule[] = 'string';
                $rules["form.$field"] = implode('|', $rule);
            }
        }

        $validated = $request->validate($rules);

        // fallback harga dari template kalau tidak dikirim
        $harga = $request->input('harga', $template->harga);

        $pelanggan = Pelanggan::create([
            'nama_pemesan' => $validated['nama_pemesan'],
            'email' => $validated['email'],
            'no_tlpn' => $validated['no_tlpn'],
            'template_id' => $template->id,
            'form' => $request->input('form'),
            'harga' => $harga,
            'status' => 'menunggu',
        ]);

        return redirect()->route('pelanggans.show', $pelanggan->id)
            ->with('success', 'Pesanan berhasil dikirim. Status: menunggu.');
    }

    public function show($id)
    {
        $pelanggan = Pelanggan::with('template')->findOrFail($id);
        return view('pelanggans.show', compact('pelanggan'));
    }

    public function edit($id)
    {
        $pelanggan = Pelanggan::findOrFail($id);
        $templates = Template::all();
        return view('pelanggans.edit', compact('pelanggan', 'templates'));
    }

    public function update(Request $request, $id)
    {
        $pelanggan = Pelanggan::findOrFail($id);

        $validated = $request->validate([
            'status' => 'required|in:menunggu,diterima,ditolak',
        ]);

        $pelanggan->update($validated);

        return redirect()->back()->with('success', 'Status diperbarui.');
    }

    public function destroy($id)
    {
        $pelanggan = Pelanggan::findOrFail($id);
        $pelanggan->delete();

        return redirect()->route('pelanggans.index')->with('success', 'Data dihapus.');
    }
}