Exemplo n.º 1
0
        /// <summary>
        /// Generates a querie list to create tables.
        /// <para/>
        /// SQL query Example: <para/>
        /// CREATE TABLE table1 (id INTEGER PRIMARY KEY, firstColumn TEXT NOT NULL, secondColumn REAL NOT NULL)
        /// </summary>
        /// <returns>Returns a list of queries to create the local tables.</returns>
        private List <string> CreateTableQueries(Dictionary <string, Table> tables)
        {
            List <string> tableQueries = new List <string>();

            foreach (KeyValuePair <string, Table> table in tables)
            {
                SQLQueryBuilder sqb       = new SQLQueryBuilder();
                List <string>   paramList = new List <string>();

                int iter = 0;
                foreach (KeyValuePair <string, Type> column in table.Value.Columns)
                {
                    sqb.AddValue(column.Key);
                    if (column.Value == typeof(int))
                    {
                        sqb.TypeInteger();
                    }
                    else if (column.Value == typeof(string))
                    {
                        sqb.TypeText();
                    }
                    else if (column.Value == typeof(double))
                    {
                        sqb.TypeReal();
                    }
                    else if (column.Value == typeof(float))
                    {
                        sqb.TypeReal();
                    }
                    else if (column.Value == typeof(DateTime))
                    {
                        sqb.TypeText();
                    }
                    else
                    {
                        throw new NotSupportedException(column.Value.Name + " Datatype not supported");
                    }

                    if (iter.Equals(0))
                    {
                        sqb.ParamPrimaryKey();
                    }
                    else
                    {
                        sqb.ParamNot().Null();
                    }

                    paramList.Add(sqb.Flush());
                    iter++;
                }
                string values = sqb.Brackets_Multiple(paramList, false).Flush();
                sqb.Create().Table().IfNotExists().AddValue(table.Value.TableName).AddValue(values);
                tableQueries.Add(sqb.ToString());
                tableQueries.Add(CreateTriggerTable(table.Value.TableName));
                tableQueries.Add(InsertStartValueTriggerTable(table.Value.TableName));
                tableQueries.Add(CreateCounterAddTriger(table.Value.TableName));
                tableQueries.Add(CreateCounterSubTriger(table.Value.TableName));
            }
            return(tableQueries);
        }