loadData
- (void)loadData {
NSString *url = @"Api/GoodsApi/goodsDetail";
NSMutableDictionary *params = [NSMutableDictionary new];
params[@"goods_id"] = self.goods_id;
[SVProgressHUD show];
[self loadDataWithUrl:url params:params success:^(id json) {
self.model = [GoodsDetailModel mj_objectWithKeyValues:json[@"data"]];
[self updateUI];
}];
}