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remove currency flag #50

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merged 1 commit into from
Jan 4, 2024
Merged

remove currency flag #50

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1 change: 0 additions & 1 deletion backend/src/main/kotlin/me/sujanpoudel/playdeals/domain/ForexRate.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,5 @@ data class ConversionRate(
val currency: String,
val symbol: String,
val name: String,
val flag: String,
val rate: Float
)
29 changes: 19 additions & 10 deletions backend/src/main/kotlin/me/sujanpoudel/playdeals/jobs/ForexFetcher.kt
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Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
package me.sujanpoudel.playdeals.jobs

import com.google.gson.Gson
import com.google.gson.reflect.TypeToken
import io.vertx.core.json.Json
import io.vertx.ext.web.client.WebClient
import io.vertx.ext.web.client.WebClientOptions
Expand All @@ -19,10 +21,21 @@ import org.kodein.di.instance
import java.time.Duration
import java.time.OffsetDateTime
import java.time.ZoneOffset
import java.util.Currency
import java.util.Locale
import java.util.UUID

data class Currency(
val name: String,
val symbol: String
)

fun loadCurrencies(): HashMap<String, me.sujanpoudel.playdeals.jobs.Currency> {
return Gson().fromJson(
Thread.currentThread().contextClassLoader.getResource("currencies.json")?.readText() ?: "{}",
object : TypeToken<HashMap<String, me.sujanpoudel.playdeals.jobs.Currency>>() {}
)
}

class ForexFetcher(
override val di: DI,
private val conf: Conf
Expand All @@ -48,6 +61,8 @@ class ForexFetcher(
}

private suspend fun getForexRates(): ForexRate {
val currencies = loadCurrencies()

val response = webClient.get("/v1/latest?access_key=${conf.forexApiKey}&format=1&base=EUR")
.send()
.await()
Expand All @@ -59,21 +74,15 @@ class ForexFetcher(
val epochSeconds = response.getLong("timestamp")
val usdRate = response.getJsonObject("rates").getNumber("USD").toFloat()

val currencyLocale = Locale.getAvailableLocales().associateBy {
kotlin.runCatching { Currency.getInstance(it) }.getOrNull() ?: Locale.getDefault()
}

return ForexRate(
timestamp = OffsetDateTime.ofInstant(java.time.Instant.ofEpochSecond(epochSeconds), ZoneOffset.UTC),
rates = response.getJsonObject("rates").map {
val currency = kotlin.runCatching { Currency.getInstance(it.key) }.getOrNull()
val locale = currencyLocale.getOrDefault(currency, Locale.US)
val currency = currencies[it.key]

ConversionRate(
currency = it.key,
symbol = currency?.getSymbol(locale) ?: "$",
name = currency?.displayName ?: it.key,
flag = locale.flagEmoji,
symbol = currency?.symbol ?: "$",
name = currency?.name ?: it.key,
rate = (it.value as Number).toFloat() / usdRate
)
}
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