<?php
// +----------------------------------------------------------------------
// | YwxApp [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2026-2036 http://ywxapp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Author: ywxapp<admin@ywxapp.cn>
// +----------------------------------------------------------------------

declare(strict_types=1);

namespace addon\appmall\controller\backend;

use think\facade\Db;
use think\facade\View;
use Exception;
use ywxapp\controller\BackendBase;

/**
 * 收益与结算管理（运营后台，中心站）
 *
 * - 收益账本：每笔已支付订单按平台抽成记账，归属对应开发者；
 * - 提现单：开发者发起（或运营代发）后在此审核打款/驳回。
 */
class Revenue extends BackendBase
{
    /**
     * 收益账本列表
     */
    public function index()
    {
        if ($this->request->isAjax()) {
            $devId = $this->request->param('developer_id', '');
            $query = Db::name('appmall_addon_revenues')->order('id', 'desc');
            if ($devId !== '') {
                $query->where('developer_id', (int) $devId);
            }
            $list = $query->paginate([
                'page'      => (int) $this->request->param('page', 1),
                'list_rows' => (int) $this->request->param('limit', 10),
            ]);
            // 汇总：总销售额 / 总抽成 / 总开发者收益
            $summary = Db::name('appmall_addon_revenues')
                ->field('SUM(amount) as total_amount, SUM(commission) as total_commission, SUM(income) as total_income')
                ->find();
            $this->result->setCount($list->total())->success([
                'list'     => $list->items(),
                'summary'  => [
                    'total_amount'      => $summary['total_amount'] ?? 0,
                    'total_commission'  => $summary['total_commission'] ?? 0,
                    'total_income'      => $summary['total_income'] ?? 0,
                ],
            ], '获取成功');
        }
        return View::fetch('revenue/index');
    }

    /**
     * 提现单列表
     */
    public function withdrawals()
    {
        if ($this->request->isAjax()) {
            $status = $this->request->param('status', '');
            $query  = Db::name('appmall_addon_withdrawals')->order('id', 'desc');
            if ($status !== '') {
                $query->where('status', (int) $status);
            }
            $list = $query->paginate([
                'page'      => (int) $this->request->param('page', 1),
                'list_rows' => (int) $this->request->param('limit', 10),
            ]);
            $this->result->setCount($list->total())->success($list->items(), '获取成功');
        }
        return View::fetch('revenue/withdrawal');
    }

    /**
     * 审核通过：标记已打款，释放冻结金额，并将对应收益置为已结算
     */
    public function settle()
    {
        try {
            $id = (int) input('id');
            $w  = Db::name('appmall_addon_withdrawals')->where('id', $id)->find();
            if (empty($w)) {
                return $this->result->error('提现单不存在');
            }
            if ((int) $w['status'] !== 0) {
                return $this->result->error('该单已处理');
            }
            Db::transaction(function () use ($w) {
                // 释放冻结（实际打款为线下/对接支付，此处仅结算记账）
                Db::name('appmall_developers')->where('id', $w['developer_id'])
                    ->dec('frozen_balance', $w['amount'])->update();
                Db::name('appmall_addon_withdrawals')->where('id', $w['id'])
                    ->update(['status' => 1, 'update_at' => time()]);
                // 同步将该开发者待结算收益置为已结算
                Db::name('appmall_addon_revenues')->where('developer_id', $w['developer_id'])
                    ->where('status', 0)
                    ->update(['status' => 1, 'settle_at' => time()]);
            });
            return $this->result->success([], '已结算打款');
        } catch (Exception $e) {
            return $this->result->error($e->getMessage());
        }
    }

    /**
     * 驳回提现：冻结金额退回开发者可提现余额
     */
    public function rejectWithdrawal()
    {
        try {
            $id     = (int) input('id');
            $reason = input('reason', '');
            $w      = Db::name('appmall_addon_withdrawals')->where('id', $id)->find();
            if (empty($w)) {
                return $this->result->error('提现单不存在');
            }
            if ((int) $w['status'] !== 0) {
                return $this->result->error('该单已处理');
            }
            Db::transaction(function () use ($w, $reason) {
                Db::name('appmall_developers')->where('id', $w['developer_id'])
                    ->dec('frozen_balance', $w['amount'])
                    ->inc('balance', $w['amount'])->update();
                Db::name('appmall_addon_withdrawals')->where('id', $w['id'])
                    ->update(['status' => -1, 'remark' => $reason, 'update_at' => time()]);
            });
            return $this->result->success([], '已驳回，金额已退回');
        } catch (Exception $e) {
            return $this->result->error($e->getMessage());
        }
    }
}