PlayerAndroid/app/src/main/java/code/name/monkey/retromusic/util/TempUtils.java

package code.name.monkey.retromusic.util;

/**
 * @author Hemanth S (h4h13).
 */
public class TempUtils {

    // Enums
    public static final int TEMPO_STROLL = 0;
    public static final int TEMPO_WALK = 1;
    public static final int TEMPO_LIGHT_JOG = 2;
    public static final int TEMPO_JOG = 3;
    public static final int TEMPO_RUN = 4;
    public static final int TEMPO_SPRINT = 5;
    public static final int TEMPO_UNKNOWN = 6;

    // take BPM as an int
    public static int getTempoFromBPM(int bpm) {

        // STROLL less than 60
        if (bpm < 60) {
            return TEMPO_STROLL;
        }

        // WALK between 60 and 70, or between 120 and 140
        else if (bpm < 70 || bpm >= 120 && bpm < 140) {
            return TEMPO_WALK;
        }

        // LIGHT_JOG between 70 and 80, or between 140 and 160
        else if (bpm < 80 || bpm >= 140 && bpm < 160) {
            return TEMPO_LIGHT_JOG;
        }

        // JOG between 80 and 90, or between 160 and 180
        else if (bpm < 90 || bpm >= 160 && bpm < 180) {
            return TEMPO_JOG;
        }

        // RUN between 90 and 100, or between 180 and 200
        else if (bpm < 100 || bpm >= 180 && bpm < 200) {
            return TEMPO_RUN;
        }

        // SPRINT between 100 and 120
        else if (bpm < 120) {
            return TEMPO_SPRINT;
        }

        // UNKNOWN
        else {
            return TEMPO_UNKNOWN;
        }
    }

    // take BPM as a string
    public static int getTempoFromBPM(String bpm) {
        // cast to an int from string
        try {
            // convert the string to an int
            return getTempoFromBPM(Integer.parseInt(bpm.trim()));
        } catch (NumberFormatException nfe) {

            //
            return TEMPO_UNKNOWN;
        }
    }
}