thinkphp5.1控制器自定义参数获取及场景验证，通过post方法获取参数，循环赋值，把需要验证的参数放到数组中进行字段校验

thinkphp5.1控制器自定义参数获取及场景验证，通过post方法获取参数，循环赋值，把需要验证的参数放到数组中进行字段校验

控制器方法新增更新

<?php
namespace app\api\controller;

use think\Controller;
use app\common\model\Coupon as Coupons;

class Coupon extends Controller
{
    /*
     * 新增优惠券
    */
    public function create()
    {
        $optionParams = ['name', 'price','sub_name','order_limit_price','s_time','e_time','num','num_limit','coupon_price','type','mark'];
        $params = [];

        if (!empty($this->request->post())) {
            foreach ($this->request->post() as $key => $value) {
                if (in_array($key, $optionParams) && !empty($value)) {
                    $params[$key] = $value;
                } else {
                    $params[$key] = '';
                }
            }
        } else {
            $this->result([], 0, '参数不能为空', 'json');
        }
        
        $resValidate = $this->validate($params, 'app\api\validate\Coupon.add');
        
        if ($resValidate !== true){
            $this->result([], 1, $resValidate, 'json');
        }

        $result = (new Coupons())->insert($this->request->post());
        
        if ($result) {
            $this->result([], 0, '新增成功', 'json');
        } else {
            $this->result([], 1, '新增失败', 'json');
        }
    }

    /*
     * 更新优惠券
    */
    public function update()
    {
        $optionParams = ['id','name', 'price','sub_name','order_limit_price','s_time','e_time','num','num_limit','coupon_price','type','mark'];
        $params = [];
        
        if (!empty($this->request->post())) {
            foreach ($this->request->post() as $key => $value) {
                if (in_array($key, $optionParams) && !empty($value)) {
                    $params[$key] = $value;
                } else {
                    $params[$key] = '';
                }
            }
        } else {
            $this->result([], 0, '参数不能为空', 'json');
        }
        
        $resValidate = $this->validate($params, 'app\api\validate\Coupon.edit');
        
        if ($resValidate !== true){
            $this->result([], 1, $resValidate, 'json');
        }

        $result = (new Coupons())->updateCoupon($this->request->post());
        
        if ($result) {
            $this->result([], 0, '更新成功', 'json');
        } else {
            $this->result([], 1, '更新失败', 'json');
        }
    }

}

案例表结构

CREATE TABLE `tp_coupon`  (
  `id` bigint(20) UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '自增id',
  `name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '' COMMENT '优惠券名称',
  `sub_name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL COMMENT '副标题',
  `order_limit_price` bigint(20) UNSIGNED NOT NULL DEFAULT 0 COMMENT '优惠券使用门槛金额，订单金额大于此值是才能使用',
  `num` int(10) UNSIGNED NOT NULL DEFAULT 0 COMMENT '优惠券总量',
  `num_limit` int(10) UNSIGNED NOT NULL DEFAULT 0 COMMENT '限制领取量（每个会员限制领取数量）',
  `coupon_price` bigint(20) UNSIGNED NOT NULL DEFAULT 0 COMMENT '优惠券金额（单位分）',
  `s_time` int(10) UNSIGNED NOT NULL DEFAULT 0 COMMENT '开始时间',
  `e_time` int(10) UNSIGNED NOT NULL DEFAULT 0 COMMENT '结束时间',
  `type` tinyint(2) UNSIGNED NOT NULL DEFAULT 1 COMMENT '促销类型 1 优惠券',
  `mark` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '' COMMENT '描述',
  `create_time` int(11) UNSIGNED NULL DEFAULT 0,
  `update_time` int(11) UNSIGNED NULL DEFAULT 0,
  PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 3 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_unicode_ci COMMENT = '优惠券' ROW_FORMAT = Dynamic;