/// <summary>
/// 当新增搜索结果时，将其写入对应关键字的搜索结果文件中（每个关键字对应一个搜索结果文件）
/// </summary>
/// <param name="keywords"></param>
/// <param name="results"></param>
private static void UpdateTraficKeywordsSearchResult(TraficKeywords keywords, IEnumerable <TraficSearchResult> results)
{
EnsureSearchResultFileExists(keywords);
var filename = PathExtension.MapPath(keywords.ResultPath);
var seperator = "Guoli.Admin.SearchHelper.Seperator";
using (var fs = new FileStream(filename, FileMode.Append, FileAccess.Write))
{
using (var writer = new StreamWriter(fs, Encoding.UTF8))
{
foreach (var r in results)
{
var json = JsonHelper.Serialize(r);
writer.Write(json);
writer.Write(seperator);
}
}
}
DataUpdateLog.SingleUpdate(nameof(TraficKeywords), keywords.Id, DataUpdateType.Update);
}