/// <summary>
/// 根据文件夹查找文件，同时将其读取并根据DateTime合并,并返回sql语句（主键要自动生成）
/// </summary>
/// <param name="tableName"></param>
/// <param name="folder">csv数据文件存放目录，确保只有一层</param>
/// <returns>insert sql语句</returns>
public static List <String> MergeCsvFile2InsertSql(String tableName, String folder)
{
String fileprefix = folder;
List <List <ModelCommon> > datas = new List <List <ModelCommon> >();
int i = 0;
foreach (String file in kingdataFiles)
{
String filepath = fileprefix + file + ".csv";
datas.Add(readFunc[i++](filepath));
}
//store 合并后的 data
List <List <List <ModelCommon> > > temporaryResult = new List <List <List <ModelCommon> > >();
//decorate to use MergeByDateTimeMapRepeat
foreach (var datai in datas)
{
List <List <ModelCommon> > modelCommonss = new List <List <ModelCommon> >();
foreach (var model in datai)
{
List <ModelCommon> temp = new List <ModelCommon>();
temp.Add(model);
modelCommonss.Add(temp);
}
temporaryResult.Add(modelCommonss);
}
//合并为一个
while (temporaryResult.Count > 1)
{
var res00 = temporaryResult[0];
var res01 = temporaryResult[1];
temporaryResult.RemoveAt(1);
temporaryResult.RemoveAt(0);
temporaryResult.Add(ModelUtil.MergeByDateTimeMapRepeat <ModelCommon, ModelCommon>(res00, res01));
}
List <List <ValAndFieldName> > valFieldAndNameList = ModelUtil.GenerateListValAndFieldName(temporaryResult[0]);
List <String> sqlInsertList = new List <string>();
foreach (var d in valFieldAndNameList)
{
String str = DbGenerateUtil.GenerateInsertDbSql(tableName, d);
sqlInsertList.Add(str);
}
Console.WriteLine("\n" + sqlInsertList.Count + "\n");
return(sqlInsertList);
}
/// <summary>
/// 创建表 根据 table.csv
/// </summary>
/// <param name="csvconfigfile">table.csv文件</param>
/// <param name="tableName"></param>
public static void CreateTableInProgram(String csvconfigfile, String tableName)
{
DbGenerateUtil.CreateTable(csvconfigfile, csvconfigfile + ".rename", tableName);
}
