protected override string BuildQueryString(FilterConfig filterConfig)
{
String queryString = String.Empty;
var regionSegment = GetRegionSegment(filterConfig);
var houseSegment = GetHouseSegment(filterConfig);
var priceSegment = GetPriceSegment(filterConfig);
var modeSegment = GetModeSegment(filterConfig);
if (!String.IsNullOrEmpty(regionSegment))
{
queryString += regionSegment + "//";
}
var detailSegment = String.Empty;
if (filterConfig.RentMode == RentMode.Alone)
{
if (String.IsNullOrEmpty(houseSegment))
{
detailSegment += houseSegment;
}
}
if (String.IsNullOrEmpty(priceSegment))
{
detailSegment += priceSegment;
}
if (String.IsNullOrEmpty(modeSegment))
{
detailSegment += modeSegment;
}
if (!String.IsNullOrEmpty(detailSegment))
{
queryString += detailSegment + "//";
}
return queryString;
}
/// <summary> /// 通过过滤配置来构造QueryString /// </summary> /// <param name="filterConfig"></param> /// <returns></returns> protected abstract String BuildQueryString(FilterConfig filterConfig);
public String BuildFilterUrl(FilterConfig filterConfig)
{
return String.Format("{0}{1}", QueryBaseUrl, BuildQueryString(filterConfig));
}
/// <summary>
/// 获取房型信息
/// </summary>
/// <param name="filterConfig"></param>
/// <returns></returns>
private String GetHouseSegment(FilterConfig filterConfig)
{
var house = String.Empty;
var room = filterConfig.Room;
if (room.HasValue)
{
if (room <= 6)
{
house = "h" + room;
}
else
{
//赶集五室以上归为统一的五室以上。
house = "h6";
}
}
return house;
}
/// <summary>
/// 获取地域节信息
/// </summary>
/// <param name="filterConfig"></param>
/// <returns></returns>
private String GetRegionSegment(FilterConfig filterConfig)
{
var region = String.Empty;
if (!String.IsNullOrEmpty(filterConfig.City))
{
region = filterConfig.City;
}
if (!String.IsNullOrEmpty(filterConfig.Range))
{
region = filterConfig.Range;
}
return region;
}
/// <summary>
/// 获取租金信息
/// </summary>
/// <param name="filterConfig"></param>
/// <returns></returns>
private String GetPriceSegment(FilterConfig filterConfig)
{
var price = String.Empty;
var min = filterConfig.MinFee;
var max = filterConfig.MaxFee;
if (min.HasValue || max.HasValue)
{
string minExpression;
if (!min.HasValue)
{
minExpression = "b0";
}
else
{
minExpression = "b" + min;
}
string maxExpression;
if (!max.HasValue)
{
maxExpression = "e0";
}
else
{
maxExpression = "e" + max;
}
price = minExpression + maxExpression;
}
return price;
}
/// <summary>
/// 获取方式（不限,整租,合租,合租床位）信息
/// </summary>
/// <param name="filterConfig"></param>
/// <returns></returns>
private String GetModeSegment(FilterConfig filterConfig)
{
String mode = String.Empty;
switch (filterConfig.RentMode)
{
case RentMode.Alone:
mode = "m1";
break;
case RentMode.Shared:
break;
case RentMode.NotSet:
break;
case RentMode.Bed:
break;
default:
throw new InvalidOperationException("不支持的租房方式。");
}
return mode;
}