package info.globalcode.sql.dk;

/**
 *
 * @author Ing. František Kučera (frantovo.cz)
 */
public class CLIStarter {

	public static final String DEFAULT_NAME_PREFIX = ":";

	public static void main(String[] args) {

		args = new String[]{"--sql", "SELECT * FROM tabulka;", "--db", "databáze_1"};

		CLIOptions options = parseOptions(args);
	}

	private static CLIOptions parseOptions(String[] args) {
		CLIOptions options = new CLIOptions();

		String typesString = null;
		String namePrefix = DEFAULT_NAME_PREFIX;


		for (int i = 0; i < args.length; i++) {
			String arg = args[i];
			switch (arg) {
				case Tokens.TYPES:
					typesString = args[++i];
					break;
				case Tokens.NAME_PREFIX:
					namePrefix = args[++i];
					break;
			}
		}


		for (int i = 0; i < args.length; i++) {
			String arg = args[i];
			switch (arg) {
				case Tokens.TYPES:
				case Tokens.NAME_PREFIX:
					i++;
					break;
				case Tokens.DB:
					options.setDatabaseName(args[++i]);
					break;
				case Tokens.SQL:
					options.setSql(args[++i]);
					options.setCommandType(CLIOptions.COMMAND_TYPE.QUERY);
					break;
				case Tokens.SQL_UPDATE:
				case Tokens.SQL_INSERT:
					options.setSql(args[++i]);
					options.setCommandType(CLIOptions.COMMAND_TYPE.UPDATE);
					break;
				case Tokens.BATCH:
					options.setBatch(true);
					break;
				case Tokens.DATA:
					break;
			}
		}

		return options;

	}

	public static class Tokens {

		public static final String DB = "--db";
		public static final String SQL = "--sql";
		public static final String SQL_UPDATE = "--sql-update";
		public static final String SQL_INSERT = "--sql-insert";
		public static final String BATCH = "--batch";
		public static final String DATA = "--data";
		public static final String NAME_PREFIX = "--name-prefix";
		public static final String TYPES = "--types";

		private Tokens() {
		}
	}
}