<?php

namespace Longyi\RewardPoints\Http\Controllers\Admin;

use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Validator;
use Longyi\RewardPoints\Repositories\RewardPointSettingRepository;
use Longyi\RewardPoints\Services\GrowthValueService;
use Longyi\RewardPoints\Models\GrowthValueCustomer;
use Longyi\RewardPoints\Models\GrowthValueHistory;
use Longyi\RewardPoints\Models\GrowthValueLevel;
use Webkul\Admin\Http\Controllers\Controller;

class GrowthValueController extends Controller
{
    protected $growthValueService;

    public function __construct(GrowthValueService $growthValueService,RewardPointSettingRepository $settingRepository)
    {
        $this->growthValueService = $growthValueService;
        $this->settingRepository = $settingRepository;
    }

    /**
     * 显示所有会员的成长值列表
     */
    public function index()
    {
        $search = request()->get('search');
        $growthLevel = request()->get('growth_level');
        $minGrowthValue = request()->get('min_growth_value');
        $maxGrowthValue = request()->get('max_growth_value');

        $query = GrowthValueCustomer::with('customer');

        // 搜索客户邮箱或姓名
        if ($search) {
            $query->whereHas('customer', function ($q) use ($search) {
                $q->where('email', 'like', "%{$search}%")
                    ->orWhere('name', 'like', "%{$search}%");
            });
        }

        // 成长值等级筛选
        if ($growthLevel && $growthLevel !== '') {
            $query->where('growth_level', $growthLevel);
        }

        // 成长值范围筛选
        if ($minGrowthValue !== null && $minGrowthValue !== '') {
            $query->where('growth_value', '>=', (int)$minGrowthValue);
        }

        if ($maxGrowthValue !== null && $maxGrowthValue !== '') {
            $query->where('growth_value', '<=', (int)$maxGrowthValue);
        }

        $customers = $query->orderBy('growth_value', 'desc')
            ->paginate(15)
            ->appends(request()->query());

        // 统计数据
        $totalCustomers = GrowthValueCustomer::count();
        $totalGrowthValue = GrowthValueCustomer::sum('growth_value') ?? 0;
        $avgGrowthValue = $totalCustomers > 0 ? round($totalGrowthValue / $totalCustomers, 2) : 0;
        $firstOrderCount = GrowthValueCustomer::whereNotNull('first_order_completed_at')->count();

        // 所有客户列表（用于模态框下拉）
        $allCustomers = GrowthValueCustomer::with('customer')
            ->orderBy('growth_value', 'desc')
            ->get();

        $view = $this->_config['view'] ?? 'rewardpoints::admin.growth-value.index';

        return view($view, compact(
            'customers',
            'totalCustomers',
            'totalGrowthValue',
            'avgGrowthValue',
            'firstOrderCount',
            'allCustomers'
        ));
    }

    public function settings()
    {
        $groups = $this->settingRepository->getGroups();
        $currentGroup = request('group', 'growth_value');
        $settings = $this->settingRepository->getSettingsByGroup($currentGroup);

        // 获取分组数据（包含名称和排序）
        $groupData = $this->getGroupData($groups);

        return view('rewardpoints::admin.growth-value.settings', compact('groups', 'currentGroup', 'settings', 'groupData'));
    }
    /**
     * 保存配置
     */
    public function saveSettings(Request $request)
    {
        $this->validate($request, [
            'settings' => 'required|array'
        ]);

        try {
            $settings = $request->input('settings');

            foreach ($settings as $code => $value) {
                $this->settingRepository->setConfigValue($code, $value);
            }

            // 清除缓存
            cache()->forget('reward_points_settings');

            session()->flash('success', '配置保存成功');

            $redirectRoute = isset($this->_config['redirect']) ? $this->_config['redirect'] : 'admin.growth-value.settings';
            return redirect()->route($redirectRoute, ['group' => $request->input('group', 'general')]);

        } catch (\Exception $e) {
            session()->flash('error', '保存配置失败：' . $e->getMessage());
            return redirect()->back()->withInput();
        }
    }
    /**
     * 获取分组数据（包含名称和排序）
     */
    protected function getGroupData($groups)
    {
        // 定义分组排序顺序
        $groupOrder = [
            'general' => 1,      // 通用设置
        ];

        $groupData = [];
        foreach ($groups as $group) {
            $groupData[$group] = [
                'name' => $this->getGroupName($group),
                'order' => $groupOrder[$group] ?? 99, // 如果未定义顺序，默认排在最后
            ];
        }

        // 按照排序顺序排列
        uasort($groupData, function($a, $b) {
            return $a['order'] <=> $b['order'];
        });

        return $groupData;
    }
    /**
     * 获取分组名称
     */
    protected function getGroupName($group)
    {
        $names = [
            'general' => '成长值设置',
        ];
        return $names[$group] ?? ucfirst($group);
    }
    /**
     * 显示某个会员的成长值详情
     */
    public function show($customerId)
    {
        $growthValueInfo = $this->growthValueService->getCustomerGrowthValue($customerId);
        $history = GrowthValueHistory::where('customer_id', $customerId)
            ->orderBy('created_at', 'desc')
            ->paginate(20);
        $customer = \Webkul\Customer\Models\Customer::find($customerId);

        return view('rewardpoints::admin.growth-value.show', compact('growthValueInfo', 'history', 'customer'));
    }

    /**
     * 手动调整会员成长值（从列表页弹窗调用）
     */
    public function adjustFromList()
    {
        $validator = Validator::make(request()->all(), [
            'customer_id' => 'required|exists:customers,id',
            'action' => 'required|in:add,deduct',
            'amount' => 'required|integer|min:1',
            'description' => 'nullable|string|max:255',
        ]);

        if ($validator->fails()) {
            return redirect()->back()->withErrors($validator)->withInput();
        }

        try {
            $customerId = request('customer_id');
            $amount = request('amount');

            // 如果是减少操作，将金额转为负数
            if (request('action') === 'deduct') {
                $amount = -$amount;
            }

            $this->growthValueService->adjustGrowthValue(
                $customerId,
                $amount,
                request('description', '管理员调整')
            );

            session()->flash('success', '成长值调整成功');
        } catch (\Exception $e) {
            session()->flash('error', '调整失败：' . $e->getMessage());
        }

        return redirect()->route('admin.growth-value.index');
    }


}