Updated money config and add exception
This commit is contained in:
parent
9b7a215555
commit
226b97d7e9
@ -11,43 +11,45 @@ object MoneyConfig {
|
|||||||
private const val SPLIT_ORD_2 = '='
|
private const val SPLIT_ORD_2 = '='
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
* All money currencies and its rate are stored in memory state for exchange or compute the value.
|
||||||
|
*
|
||||||
* Key is the currency
|
* Key is the currency
|
||||||
* Value is the rate
|
* Value is the rate
|
||||||
*/
|
*/
|
||||||
private val config = mutableMapOf<String, Double>()
|
private val config: MutableMap<String, Double> = mutableMapOf()
|
||||||
|
|
||||||
fun parse(config: String): Map<String, Double> {
|
|
||||||
val result = mutableMapOf<String, Double>()
|
|
||||||
val rates = config.split(SPLIT_ORD_1)
|
|
||||||
/**
|
/**
|
||||||
* USD=1
|
* Parse the config string to currency's map within rates
|
||||||
* KHR=4000
|
* Key is money's currency (String)
|
||||||
* EUR=0.99
|
* Value is money's value (Double)
|
||||||
*
|
|
||||||
* USD -> currency
|
|
||||||
* 1 -> value
|
|
||||||
*/
|
*/
|
||||||
|
fun parse(config: String, clearAllStates: Boolean = true) {
|
||||||
|
if (clearAllStates) {
|
||||||
|
this.config.clear()
|
||||||
|
}
|
||||||
|
val rates = config.split(SPLIT_ORD_1)
|
||||||
rates.map { i ->
|
rates.map { i ->
|
||||||
val temp = i.split(SPLIT_ORD_2)
|
val temp = i.split(SPLIT_ORD_2)
|
||||||
if (temp.size == 2) {
|
if (temp.size == 2) {
|
||||||
val currency = temp[0]
|
val currency = temp[0].toUpperCase()
|
||||||
val value = temp[1].toDouble()
|
val value = temp[1].toDouble()
|
||||||
result.put(currency.toUpperCase(), value)
|
if (this.config.containsKey(currency)) {
|
||||||
|
this.config.replace(currency, value)
|
||||||
} else {
|
} else {
|
||||||
throw IllegalArgumentException("invalid value!")
|
this.config.put(currency, value)
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
throw MoneyCurrencyStateException("money config format is not valid!")
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
// if you want to use all set currencies without remove from memory, we should remove this line
|
|
||||||
this.config.clear()
|
|
||||||
this.config.putAll(result)
|
|
||||||
return result
|
|
||||||
}
|
}
|
||||||
|
|
||||||
// all currencies with its rate
|
// all currencies with its rate
|
||||||
fun getConfig() = this.config
|
fun getConfig() = this.config
|
||||||
|
|
||||||
|
@Throws(MoneyCurrencyStateException::class)
|
||||||
fun getRate(currency: String): Double {
|
fun getRate(currency: String): Double {
|
||||||
return getConfig()[currency.toUpperCase()] ?: throw IllegalArgumentException("currency not found")
|
return getConfig()[currency.toUpperCase()]
|
||||||
|
?: throw MoneyCurrencyStateException("money currency $currency is not valid!")
|
||||||
}
|
}
|
||||||
}
|
}
|
@ -0,0 +1,3 @@
|
|||||||
|
package com.cubetiqs.libra.moneyutils
|
||||||
|
|
||||||
|
class MoneyCurrencyStateException(message: String? = null) : IllegalStateException(message ?: "money currency not found!")
|
Loading…
Reference in New Issue
Block a user