package net.pokeranalytics.android.calculus

import net.pokeranalytics.android.util.TextFormat
import java.util.*

/**
 * ComputedStat contains a [stat] and their associated [value]
 */
class ComputedStat(var stat: Stat, var value: Double, var secondValue: Double? = null, var currency: Currency? = null) {

	constructor(stat: Stat, value: Double, previousValue: Double?) : this(stat, value) {
		if (previousValue != null) {
			this.variation = (value - previousValue) / previousValue
		}
	}

	/**
	 * The value used to get evolution dataset
	 */
	var progressValue: Double? = null

	/**
	 * The variation of the stat
	 */
	var variation: Double? = null

	/**
	 * Formats the value of the stat to be suitable for display
	 */
	val textFormat: TextFormat
		get() {
			return this.stat.textFormat(this.value, this.secondValue, this.currency)
		}

}