private static LimitPacket GetLimit(ref string Json)
{
JObject obj = JObject.Parse(Json);
if (obj.ContainsKey("Limit"))
{
var(resjson, Packet) = LimitAdapter.AdaptFromJson(Json);
Json = resjson;
return(Packet);
}
else
{
return(null);
}
}
public string GetAll(string Json)
{
try
{
LimitPacket packet = GetLimit(ref Json);
string limit = packet == null ? "" : $" {LimitAdapter.AdaptToSql(packet)}";
string TableName = JsonAdapter.TableNameFromJson(Json);
string Sql = $"SELECT * FROM \"{TableName}\"{limit}";
return(JsonAdapter.ResultToJson(NpgController.InvokeQuery(Sql)));
}
catch (Exception ex)
{
return(new JObject().AddStatus(ex).ToString());
}
}
public string Where(string Json)
{
Validators.CheckPackets check = new Validators.CheckPackets();
try
{
LimitPacket limitPacket = GetLimit(ref Json);
string limit = limitPacket == null ? "" : $" {LimitAdapter.AdaptToSql(limitPacket)}";
OrderByPacket orderByPacket = GetOrderBy(ref Json);
string OrderBy = orderByPacket == null ? "" : $" {OrderByAdapter.ToSql(orderByPacket)}";
if (check.CheckJoin(Json))
{
string Condition = "";
Joining.JoinAdapter adapter = new Joining.JoinAdapter();
string TableName = JsonAdapter.TableNameFromJson(Json);
if (check.CheckPacket(Json))
{
List <Packet> packets = PackageAdapter.PacketsFromJson(Json);
PackageAdapter.Normalize(ref packets);
Condition = $"WHERE {FilterAdapter.GetCondition(TableName, packets.ToArray())}";
}
string JoinCondition = adapter.Adapt(Json);
string sql = $"SELECT * FROM \"{TableName}\" {JoinCondition} {Condition}{OrderBy}{limit}";
return(JsonAdapter.ResultToJson(NpgController.InvokeQuery(sql)));
}
else
{
string TableName = JsonAdapter.TableNameFromJson(Json);
List <Packet> packets = PackageAdapter.PacketsFromJson(Json);
string Condition = FilterAdapter.GetCondition(TableName, packets.ToArray());
string sql = $"SELECT * FROM \"{TableName}\" WHERE {Condition}{OrderBy}{limit}";
return(JsonAdapter.ResultToJson(NpgController.InvokeQuery(sql)));
}
}
catch (Exception ex)
{
return(new JObject().AddStatus(ex).ToString());
}
}
