public static GetMenuResult GetMenuFromJson(string jsonString)
{
var finalResult = new GetMenuResult();
try
{
//@"{""menu"":{""button"":[{""type"":""click"",""name"":""单击测试"",""key"":""OneClick"",""sub_button"":[]},{""name"":""二级菜单"",""sub_button"":[{""type"":""click"",""name"":""返回文本"",""key"":""SubClickRoot_Text"",""sub_button"":[]},{""type"":""click"",""name"":""返回图文"",""key"":""SubClickRoot_News"",""sub_button"":[]},{""type"":""click"",""name"":""返回音乐"",""key"":""SubClickRoot_Music"",""sub_button"":[]}]}]}}"
object jsonResult = null;
JavaScriptSerializer js = new JavaScriptSerializer();
jsonResult = js.Deserialize<object>(jsonString);
var fullResult = jsonResult as Dictionary<string, object>;
if (fullResult != null && fullResult.ContainsKey("menu"))
{
//得到菜单
var menu = fullResult["menu"];
var buttons = (menu as Dictionary<string, object>)["button"] as object[];
foreach (var rootButton in buttons)
{
var fullButton = rootButton as Dictionary<string, object>;
if (fullButton.ContainsKey("key") && !string.IsNullOrEmpty(fullButton["key"] as string))
{
//按钮，无下级菜单
finalResult.menu.button.Add(GetSingleButtonFromJsonObject(fullButton));
}
else
{
//二级菜单
var subButton = new SubButton(fullButton["name"] as string);
finalResult.menu.button.Add(subButton);
foreach (var sb in fullButton["sub_button"] as object[])
{
subButton.sub_button.Add(GetSingleButtonFromJsonObject(sb as Dictionary<string, object>));
}
}
}
}
else if (fullResult != null && fullResult.ContainsKey("errmsg"))
{
//菜单不存在
throw new ErrorJsonResultException(fullResult["errmsg"] as string, null, null);
}
}
catch (ErrorJsonResultException)
{
finalResult = null;
//如果没有惨淡会返回错误代码：46003：menu no exist
}
catch (Exception)
{
//其他异常
finalResult = null;
}
return finalResult;
}
/// <summary>
/// 根据微信返回的Json数据得到可用的GetMenuResult结果
/// </summary>
/// <param name="resultFull"></param>
/// <returns></returns>
public static GetMenuResult GetMenuFromJsonResult(GetMenuResultFull resultFull)
{
GetMenuResult result = null;
try
{
//重新整理按钮信息
ButtonGroup bg = new ButtonGroup();
foreach (var rootButton in resultFull.menu.button)
{
if (rootButton.name == null)
{
continue;//没有设置一级菜单
}
var availableSubButton = rootButton.sub_button.Count(z => !string.IsNullOrEmpty(z.name));//可用二级菜单按钮数量
if (availableSubButton == 0)
{
//底部单击按钮
if (rootButton.type.Equals("CLICK", StringComparison.OrdinalIgnoreCase)
&& string.IsNullOrEmpty(rootButton.key))
{
throw new WeixinMenuException("单击按钮的key不能为空！");
}
if (rootButton.type.Equals("CLICK", StringComparison.OrdinalIgnoreCase))
{
//点击
bg.button.Add(new SingleClickButton()
{
name = rootButton.name,
key = rootButton.key,
type = rootButton.type
});
}
else
{
//URL
bg.button.Add(new SingleViewButton()
{
name = rootButton.name,
url = rootButton.url,
type = rootButton.type
});
}
}
else if (availableSubButton < 2)
{
throw new WeixinMenuException("子菜单至少需要填写2个！");
}
else
{
//底部二级菜单
var subButton = new SubButton(rootButton.name);
bg.button.Add(subButton);
foreach (var subSubButton in rootButton.sub_button)
{
if (subSubButton.name == null)
{
continue; //没有设置菜单
}
if (subSubButton.type.Equals("CLICK", StringComparison.OrdinalIgnoreCase)
&& string.IsNullOrEmpty(subSubButton.key))
{
throw new WeixinMenuException("单击按钮的key不能为空！");
}
if (subSubButton.type.Equals("CLICK", StringComparison.OrdinalIgnoreCase))
{
//点击
subButton.sub_button.Add(new SingleClickButton()
{
name = subSubButton.name,
key = subSubButton.key,
type = subSubButton.type
});
}
else
{
//URL
subButton.sub_button.Add(new SingleViewButton()
{
name = subSubButton.name,
url = subSubButton.url,
type = subSubButton.type
});
}
}
}
}
if (bg.button.Count < 2)
{
throw new WeixinMenuException("一级菜单按钮至少为2个！");
}
result = new GetMenuResult()
{
menu = bg
};
}
catch (Exception ex)
{
throw new WeixinMenuException(ex.Message, ex);
}
return result;
}