package de.vanitasvitae.imi.codes;

import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options;

class Arguments {

    static final Option STUDY_NUMBER = Option.builder("s")
            .longOpt("study")
            .desc("Three-letter code of the associated study")
            .required()
            .hasArg()
            .argName("SNR")
            .build();

    static final Option SAMPLE_TYPE = Option.builder("t")
            .longOpt("type")
            .desc("Type of the sample (b = blood, u = urine)")
            .required()
            .hasArg()
            .argName("sample type")
            .build();

    static final Option NUMBER_CODES = Option.builder("n")
            .longOpt("number")
            .desc("Number of codes to be generated")
            .required()
            .hasArg()
            .argName("n")
            .build();

    static final Option OUTPUT_DESTINATION = Option.builder("o")
            .longOpt("output")
            .desc("Filename for the generated html output")
            .hasArg()
            .argName("file name")
            .build();

    static final Option EXTERNAL_BROWSER = Option.builder("b")
            .longOpt("browser")
            .desc("Open the generated HTML output in a an external browser")
            .build();

    static final Option HELP = Option.builder("h")
            .longOpt("help")
            .desc("Print this help text")
            .build();
    /**
     * Assemble and return the available command line options.
     *
     * @return command line options.
     */
    public static Options getCommandLineOptions() {
        return new Options()
                .addOption(STUDY_NUMBER)
                .addOption(SAMPLE_TYPE)
                .addOption(NUMBER_CODES)
                .addOption(OUTPUT_DESTINATION)
                .addOption(EXTERNAL_BROWSER)
                .addOption(HELP);
    }
}