<?php

namespace Database\Seeders;

use Illuminate\Database\Seeder;
use Illuminate\Support\Facades\DB;

/**
 * 订货采购系统业务菜单与权限点种子
 *
 * 约定（V2.0 计划）：
 * - local 一律留空，name 直接写中文（layout 在 local 为空时回退显示 name，无需 i18n）
 * - 幂等：顶级菜单 key 已存在时跳过，可重复执行
 * - 执行后自动将全部新增权限点授予超级管理员角色（role_id=1）
 *
 * 执行：php artisan db:seed --class=ProcurementSeeder
 */
class ProcurementSeeder extends Seeder
{
    /**
     * 菜单结构：menu 目录 → route 页面 → rule 权限点
     */
    private function menus(): array
    {
        return [
            [
                'type' => 'menu',
                'key' => 'procurement.product',
                'name' => '商品中心',
                'icon' => 'ShoppingOutlined',
                'children' => [
                    [
                        'type' => 'route',
                        'key' => 'product.category',
                        'name' => '分类管理',
                        'path' => '/product/category',
                        'children' => [
                            ['type' => 'rule', 'key' => 'product.category.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'product.category.create', 'name' => '新增'],
                            ['type' => 'rule', 'key' => 'product.category.update', 'name' => '编辑'],
                            ['type' => 'rule', 'key' => 'product.category.delete', 'name' => '删除'],
                        ],
                    ],
                    [
                        'type' => 'route',
                        'key' => 'product.goods',
                        'name' => '商品列表',
                        'path' => '/product/goods',
                        'children' => [
                            ['type' => 'rule', 'key' => 'product.goods.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'product.goods.create', 'name' => '新增'],
                            ['type' => 'rule', 'key' => 'product.goods.update', 'name' => '编辑'],
                            ['type' => 'rule', 'key' => 'product.goods.delete', 'name' => '删除'],
                            ['type' => 'rule', 'key' => 'product.goods.batchPrice', 'name' => '批量调价'],
                        ],
                    ],
                ],
            ],
            [
                'type' => 'menu',
                'key' => 'procurement.customer',
                'name' => '客户管理',
                'icon' => 'ShopOutlined',
                'children' => [
                    [
                        'type' => 'route',
                        'key' => 'customer.store',
                        'name' => '门店管理',
                        'path' => '/customer/store',
                        'children' => [
                            ['type' => 'rule', 'key' => 'customer.store.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'customer.store.create', 'name' => '新增'],
                            ['type' => 'rule', 'key' => 'customer.store.update', 'name' => '编辑'],
                            ['type' => 'rule', 'key' => 'customer.store.delete', 'name' => '删除'],
                        ],
                    ],
                    [
                        'type' => 'route',
                        'key' => 'customer.level',
                        'name' => '客户等级',
                        'path' => '/customer/level',
                        'children' => [
                            ['type' => 'rule', 'key' => 'customer.level.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'customer.level.create', 'name' => '新增'],
                            ['type' => 'rule', 'key' => 'customer.level.update', 'name' => '编辑'],
                            ['type' => 'rule', 'key' => 'customer.level.delete', 'name' => '删除'],
                        ],
                    ],
                    [
                        'type' => 'route',
                        'key' => 'customer.supplier',
                        'name' => '供应商',
                        'path' => '/customer/supplier',
                        'children' => [
                            ['type' => 'rule', 'key' => 'customer.supplier.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'customer.supplier.create', 'name' => '新增'],
                            ['type' => 'rule', 'key' => 'customer.supplier.update', 'name' => '编辑'],
                            ['type' => 'rule', 'key' => 'customer.supplier.delete', 'name' => '删除'],
                        ],
                    ],
                    [
                        'type' => 'route',
                        'key' => 'customer.miniUser',
                        'name' => '小程序用户',
                        'path' => '/customer/mini-user',
                        'children' => [
                            ['type' => 'rule', 'key' => 'customer.miniUser.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'customer.miniUser.update', 'name' => '启用停用'],
                            ['type' => 'rule', 'key' => 'customer.miniUser.bind', 'name' => '绑定主体'],
                        ],
                    ],
                    [
                        'type' => 'route',
                        'key' => 'customer.notice',
                        'name' => '通知管理',
                        'path' => '/customer/notice',
                        'children' => [
                            ['type' => 'rule', 'key' => 'customer.notice.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'customer.notice.create', 'name' => '发布'],
                            ['type' => 'rule', 'key' => 'customer.notice.delete', 'name' => '删除'],
                        ],
                    ],
                ],
            ],
            [
                'type' => 'menu',
                'key' => 'procurement.order',
                'name' => '订货管理',
                'icon' => 'FileTextOutlined',
                'children' => [
                    [
                        'type' => 'route',
                        'key' => 'order.store',
                        'name' => '门店订单',
                        'path' => '/order/store',
                        'children' => [
                            ['type' => 'rule', 'key' => 'order.store.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'order.store.update', 'name' => '状态流转'],
                        ],
                    ],
                ],
            ],
            [
                'type' => 'menu',
                'key' => 'procurement.purchase',
                'name' => '采购管理',
                'icon' => 'ShoppingCartOutlined',
                'children' => [
                    [
                        'type' => 'route',
                        'key' => 'purchase.order',
                        'name' => '采购单',
                        'path' => '/purchase/order',
                        'children' => [
                            ['type' => 'rule', 'key' => 'purchase.order.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'purchase.order.update', 'name' => '修改'],
                            ['type' => 'rule', 'key' => 'purchase.order.generate', 'name' => '生成采购单'],
                            ['type' => 'rule', 'key' => 'purchase.order.export', 'name' => '导出'],
                            ['type' => 'rule', 'key' => 'purchase.order.send', 'name' => '发送供应商'],
                            ['type' => 'rule', 'key' => 'purchase.order.allocate', 'name' => '金额分摊'],
                        ],
                    ],
                ],
            ],
            [
                'type' => 'menu',
                'key' => 'procurement.recon',
                'name' => '对账管理',
                'icon' => 'AccountBookOutlined',
                'children' => [
                    [
                        'type' => 'route',
                        'key' => 'recon.list',
                        'name' => '财务对账',
                        'path' => '/recon/list',
                        'children' => [
                            ['type' => 'rule', 'key' => 'recon.list.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'recon.list.create', 'name' => '新增'],
                            ['type' => 'rule', 'key' => 'recon.list.update', 'name' => '编辑'],
                            ['type' => 'rule', 'key' => 'recon.list.delete', 'name' => '删除'],
                            ['type' => 'rule', 'key' => 'recon.list.build', 'name' => '生成明细'],
                            ['type' => 'rule', 'key' => 'recon.list.settle', 'name' => '生成结算表'],
                            // 对账明细操作权限点在独立控制器 recon.item 下（D4/D6/D8）
                            ['type' => 'rule', 'key' => 'recon.item.item.update', 'name' => '对账明细操作'],
                        ],
                    ],
                    [
                        'type' => 'route',
                        'key' => 'recon.statement',
                        'name' => '门店对账单',
                        'path' => '/recon/statement',
                        'children' => [
                            ['type' => 'rule', 'key' => 'recon.statement.query', 'name' => '查询'],
                        ],
                    ],
                    [
                        'type' => 'route',
                        'key' => 'recon.settlement',
                        'name' => '结算表',
                        'path' => '/recon/settlement',
                        'children' => [
                            ['type' => 'rule', 'key' => 'recon.settlement.query', 'name' => '查询'],
                            ['type' => 'rule', 'key' => 'recon.settlement.download', 'name' => '下载导出'],
                        ],
                    ],
                ],
            ],
        ];
    }

    public function run(): void
    {
        $existing = DB::table('sys_rule')
            ->whereIn('key', ['procurement.product', 'procurement.customer', 'procurement.order', 'procurement.purchase', 'procurement.recon'])
            ->exists();
        if ($existing) {
            $this->command?->warn('业务菜单已存在，跳过 ProcurementSeeder');

            return;
        }

        DB::transaction(function () {
            $ruleIds = [];
            foreach ($this->menus() as $menu) {
                $this->insertNode($menu, 0, $ruleIds);
            }

            // 授权给超级管理员角色（role_id=1），去重已存在的关联
            $existingPairs = DB::table('sys_role_rule')
                ->where('role_id', 1)
                ->whereIn('rule_id', $ruleIds)
                ->pluck('rule_id')
                ->all();
            $newPairs = array_map(
                static fn (int $ruleId) => ['role_id' => 1, 'rule_id' => $ruleId],
                array_values(array_diff($ruleIds, $existingPairs))
            );
            if ($newPairs !== []) {
                DB::table('sys_role_rule')->insert($newPairs);
            }

            $this->command?->info('业务菜单与权限点已写入，共 ' . count($ruleIds) . ' 个权限点已授权给超级管理员');
        });
    }

    /**
     * 递归写入菜单节点，收集全部节点 ID（menu/route/rule）用于授权
     *
     * @param array<string, mixed> $node
     * @param array<int> $ruleIds
     */
    private function insertNode(array $node, int $parentId, array &$ruleIds): void
    {
        $now = now();
        $id = DB::table('sys_rule')->insertGetId([
            'parent_id' => $parentId,
            'type' => $node['type'],
            'key' => $node['key'],
            'name' => $node['name'],
            'path' => $node['path'] ?? '',
            'icon' => $node['icon'] ?? '',
            'order' => 0,
            'local' => '',
            'status' => 1,
            'hidden' => 1,
            'link' => 0,
            'created_at' => $now,
            'updated_at' => $now,
        ]);
        $ruleIds[] = $id;

        foreach ($node['children'] ?? [] as $child) {
            $this->insertNode($child, $id, $ruleIds);
        }
    }
}