/// <summary>
/// 解析XML节点
/// </summary>
/// <param name="provinceNodeList">provinceNodeList</param>
/// <returns>结果</returns>
private static Dictionary<string, Area> LoadProvinces(XmlNodeList provinceNodeList)
{
Dictionary<string, Area> result = new Dictionary<string, Area>();
foreach (XmlNode provinceNode in provinceNodeList)
{
string code = GetAttribute(provinceNode, "code");
string name = GetAttribute(provinceNode, "name");
Area province = new Area(code, name, null);
var cities = LoadCities(province, provinceNode.ChildNodes);
foreach (var city in cities)
{
province.AppendChild(city);
}
result.Add(code, province);
}
return result;
}
/// <summary>
/// 加载区域
/// </summary>
/// <param name="city">市</param>
/// <param name="countyNodeList">节点</param>
/// <returns>结果</returns>
private static IEnumerable<Area> loadCounties(Area city, XmlNodeList countyNodeList)
{
List<Area> result = new List<Area>();
if (countyNodeList != null)
{
foreach (XmlNode countyNode in countyNodeList)
{
string code = GetAttribute(countyNode, "code");
string name = GetAttribute(countyNode, "name");
Area county = new Area(code, name, city);
result.Add(county);
}
}
return result;
}
/// <summary>
/// 添加子区域
/// </summary>
/// <param name="child">子节点</param>
internal void AppendChild(Area child)
{
if (!this.childrenDic.ContainsKey(child.Info.Code))
{
this.childrenDic.Add(child.Info.Code, child);
this.childrenList.Add(child);
}
}
/// <summary>
/// 加载城市
/// </summary>
/// <param name="province">省</param>
/// <param name="cityNodeList">节点</param>
/// <returns>结果</returns>
private static IEnumerable<Area> LoadCities(Area province, XmlNodeList cityNodeList)
{
List<Area> result = new List<Area>();
if (cityNodeList != null)
{
foreach (XmlNode cityNode in cityNodeList)
{
string code = GetAttribute(cityNode, "code");
string name = GetAttribute(cityNode, "name");
Area city = new Area(code, name, province);
var counties = loadCounties(city, cityNode.ChildNodes);
foreach (var county in counties)
{
city.AppendChild(county);
}
result.Add(city);
}
}
return result;
}
/// <summary>
/// Initializes a new instance of the <see cref="Area"/> class.
/// </summary>
/// <param name="code">代码</param>
/// <param name="name">名称</param>
/// <param name="parent">父区域</param>
internal Area(string code, string name, Area parent)
{
this.Info = new CodeNameMapping(code, name);
this.Parent = parent;
this.childrenDic = new Dictionary<string, Area>();
this.childrenList = new List<Area>();
}