package no.uio.ifi.refaktor.analyze;

public class AnalysisStatistics {
	private int methodCount;
	private int typeCount;
	private int compilationUnitCount;
	private int packageCount;
	private long startTime;
	private String timeUsed;

	public void reset() {
		methodCount = 0;
		typeCount = 0;
		compilationUnitCount = 0;
		packageCount = 0;
		startTime = System.currentTimeMillis();
	}

	public void incrementMethodCount() {
		methodCount++;
	}

	public int getMethodCount() {
		return methodCount;
	}

	public void incrementTypeCount() {
		typeCount++;
	}

	public int getTypeCount() {
		return typeCount;
	}

	public void incrementCompilationUnitCount() {
		compilationUnitCount++;
	}

	public int getCompilationUnitCount() {
		return compilationUnitCount;
	}

	public void incrementPackageCount() {
		packageCount++;
	}

	public int getPackageCount() {
		return packageCount;
	}

	public void recordTimeUsed() {
		timeUsed = timeSinceStart();
	}

	public String getTimeUsed() {
		return timeUsed;
	}

	public String timeSinceStart() {
		long durationInMillis = System.currentTimeMillis() - startTime;
		long secondsSinceAnalysisStart = durationInMillis/1000;

		if (secondsSinceAnalysisStart > 0)
			return secondsSinceAnalysisStart/60 + "m" + secondsSinceAnalysisStart % 60 + "s";
		else
			return durationInMillis + "ms";
	}

	@Override
	public String toString() {
		return (getPackageCount() > 0 ? "Number of packages analyzed: " + getPackageCount() : "") 
				+ (getCompilationUnitCount() > 0 ? "\nNumber of compilation units analyzed: " + getCompilationUnitCount() : "")
				+ (getTypeCount() > 0 ? "\nNumber of types analyzed: " + getTypeCount() : "")
				+ "\nNumber of methods analyzed: " + getMethodCount()
				+ "\nTime used: " + getTimeUsed();
	}
}