public static void RemoveGridSystems(int[] gridids, Action <string> report = null)
{
using (SQLiteConnectionSystem cn = new SQLiteConnectionSystem(mode: SQLLiteExtensions.SQLExtConnection.AccessMode.Writer))
{
report?.Invoke("Delete System Information from sector:");
for (int i = 0; i < gridids.Length; i += 32)
{
int left = Math.Min(gridids.Length - i, 32); // could do it all at once, but this way, some visual feedback
int[] todo = new int[left];
Array.Copy(gridids, i, todo, 0, left);
report?.Invoke(" " + string.Join(" ", todo));
using (DbCommand cmd = cn.CreateDelete("Systems", "sectorid IN (Select id FROM Sectors WHERE gridid IN (" + string.Join(",", todo) + "))"))
{
cmd.ExecuteNonQuery();
}
using (DbCommand cmd = cn.CreateDelete("Sectors", "gridid IN (" + string.Join(",", todo) + ")"))
{
cmd.ExecuteNonQuery();
}
}
report?.Invoke(Environment.NewLine);
}
}
public static long ParseAlias(JsonTextReader jr)
{
long updates = 0;
System.Diagnostics.Debug.WriteLine("Update aliases");
using (SQLiteConnectionSystem cn = new SQLiteConnectionSystem(mode: SQLLiteExtensions.SQLExtConnection.AccessMode.Writer)) // open the db
{
using (DbTransaction txn = cn.BeginTransaction())
{
DbCommand selectCmd = cn.CreateSelect("Aliases", "edsmid", "edsmid = @edsmid", inparas: new string[] { "edsmid:int64" }, limit: "1", tx: txn); // 1 return matching ID
DbCommand deletesystemcmd = cn.CreateDelete("Systems", "edsmid=@edsmid", paras: new string[] { "edsmid:int64" }, tx: txn);
DbCommand insertCmd = cn.CreateReplace("Aliases", paras: new string[] { "edsmid:int64", "edsmid_mergedto:int64", "name:string" }, tx: txn);
try
{ // protect against json exceptions
while (true)
{
if (!jr.Read())
{
break;
}
if (jr.TokenType == JsonToken.StartObject)
{
JObject jo = JObject.Load(jr);
long edsmid = (long)jo["id"];
string name = (string)jo["system"];
string action = (string)jo["action"];
long mergedto = 0;
if (jo["mergedTo"] != null)
{
mergedto = (long)jo["mergedTo"];
}
if (action.Contains("delete system", System.StringComparison.InvariantCultureIgnoreCase))
{
deletesystemcmd.Parameters[0].Value = edsmid;
deletesystemcmd.ExecuteNonQuery();
}
if (mergedto > 0)
{
selectCmd.Parameters[0].Value = edsmid;
long foundedsmid = selectCmd.ExecuteScalar <long>(-1);
if (foundedsmid == -1)
{
insertCmd.Parameters[0].Value = edsmid;
insertCmd.Parameters[1].Value = mergedto;
insertCmd.Parameters[2].Value = name;
insertCmd.ExecuteNonQuery();
//System.Diagnostics.Debug.WriteLine("Alias " + edsmid + " -> " + mergedto + " " + name);
updates++;
}
}
}
}
}
catch (System.Exception ex)
{
System.Diagnostics.Debug.WriteLine("JSON format error in aliases " + ex);
}
txn.Commit();
selectCmd.Dispose();
deletesystemcmd.Dispose();
insertCmd.Dispose();
}
}
return(updates);
}
