<?php

declare(strict_types=1);

namespace App\Controllers\Admin;

use App\Controllers\BaseController;
use App\Models\CodeKindModel;
use App\Models\CodeDetailModel;
use CodeIgniter\HTTP\RedirectResponse;
use Config\Roles;

class CodeDetail extends BaseController
{
    private CodeKindModel $kindModel;
    private CodeDetailModel $detailModel;

    public function __construct()
    {
        $this->kindModel   = model(CodeKindModel::class);
        $this->detailModel = model(CodeDetailModel::class);
    }

    private function redirectIfCannotManageCodeMaster(): ?RedirectResponse
    {
        if (! Roles::canManageCodeMaster((int) session()->get('mb_level'))) {
            return redirect()->to(site_url('bag/code-kinds'))->with('error', '코드 관리 권한이 없습니다.');
        }

        return null;
    }

    /** @deprecated 사이트 URL 유지용 — 세부 목록은 /bag/code-details/{ck_idx} */
    public function index(int $ckIdx): RedirectResponse
    {
        return redirect()->to(site_url('bag/code-details/' . $ckIdx));
    }

    public function create(int $ckIdx)
    {
        if ($r = $this->redirectIfCannotManageCodeMaster()) {
            return $r;
        }

        $kind = $this->kindModel->find($ckIdx);
        if ($kind === null) {
            return redirect()->to(site_url('bag/code-kinds'))->with('error', '코드 종류를 찾을 수 없습니다.');
        }

        return view('admin/layout', [
            'title'   => '세부코드 등록 — ' . $kind->ck_name,
            'content' => view('admin/code_detail/create', ['kind' => $kind]),
        ]);
    }

    public function store()
    {
        if ($r = $this->redirectIfCannotManageCodeMaster()) {
            return $r;
        }

        $rules = [
            'cd_ck_idx' => 'required|is_natural_no_zero',
            'cd_code'   => 'required|max_length[50]',
            'cd_name'   => 'required|max_length[100]',
            'cd_sort'   => 'permit_empty|is_natural',
        ];

        if (! $this->validate($rules)) {
            return redirect()->back()->withInput()->with('errors', $this->validator->getErrors());
        }

        $ckIdx = (int) $this->request->getPost('cd_ck_idx');

        $this->detailModel->insert([
            'cd_ck_idx'  => $ckIdx,
            'cd_code'    => $this->request->getPost('cd_code'),
            'cd_name'    => $this->request->getPost('cd_name'),
            'cd_sort'    => (int) ($this->request->getPost('cd_sort') ?: 0),
            'cd_state'   => 1,
            'cd_regdate' => date('Y-m-d H:i:s'),
        ]);

        return redirect()->to(site_url('bag/code-details/' . $ckIdx))->with('success', '세부코드가 등록되었습니다.');
    }

    public function edit(int $id)
    {
        if ($r = $this->redirectIfCannotManageCodeMaster()) {
            return $r;
        }

        $item = $this->detailModel->find($id);
        if ($item === null) {
            return redirect()->to(site_url('bag/code-kinds'))->with('error', '세부코드를 찾을 수 없습니다.');
        }

        $kind = $this->kindModel->find($item->cd_ck_idx);

        return view('admin/layout', [
            'title'   => '세부코드 수정 — ' . ($kind->ck_name ?? ''),
            'content' => view('admin/code_detail/edit', [
                'item' => $item,
                'kind' => $kind,
            ]),
        ]);
    }

    public function update(int $id)
    {
        if ($r = $this->redirectIfCannotManageCodeMaster()) {
            return $r;
        }

        $item = $this->detailModel->find($id);
        if ($item === null) {
            return redirect()->to(site_url('bag/code-kinds'))->with('error', '세부코드를 찾을 수 없습니다.');
        }

        $rules = [
            'cd_name'  => 'required|max_length[100]',
            'cd_sort'  => 'permit_empty|is_natural',
            'cd_state' => 'required|in_list[0,1]',
        ];

        if (! $this->validate($rules)) {
            return redirect()->back()->withInput()->with('errors', $this->validator->getErrors());
        }

        $this->detailModel->update($id, [
            'cd_name'  => $this->request->getPost('cd_name'),
            'cd_sort'  => (int) ($this->request->getPost('cd_sort') ?: 0),
            'cd_state' => (int) $this->request->getPost('cd_state'),
        ]);

        return redirect()->to(site_url('bag/code-details/' . $item->cd_ck_idx))->with('success', '세부코드가 수정되었습니다.');
    }

    public function delete(int $id)
    {
        if ($r = $this->redirectIfCannotManageCodeMaster()) {
            return $r;
        }

        $item = $this->detailModel->find($id);
        if ($item === null) {
            return redirect()->to(site_url('bag/code-kinds'))->with('error', '세부코드를 찾을 수 없습니다.');
        }

        $ckIdx = $item->cd_ck_idx;
        $this->detailModel->delete($id);

        return redirect()->to(site_url('bag/code-details/' . $ckIdx))->with('success', '세부코드가 삭제되었습니다.');
    }
}