erik/cryptoprice
erik/cryptoprice
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Implemented buyPrice and sellPrice. Closes #1

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This commit is contained in:
Erik C. Thauvin 2022-08-29 19:21:44 -07:00
parent c046cd7341
commit bef4b2ee20
18 changed files with 152 additions and 98 deletions
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26
examples/src/main/kotlin/com/example/CryptoPriceExample.kt
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@ -2,9 +2,10 @@ package com.example
import net.thauvin.erik.crypto.CryptoException
import net.thauvin.erik.crypto.CryptoPrice.Companion.apiCall
import net.thauvin.erik.crypto.CryptoPrice.Companion.buyPrice
import net.thauvin.erik.crypto.CryptoPrice.Companion.sellPrice
import net.thauvin.erik.crypto.CryptoPrice.Companion.spotPrice
import net.thauvin.erik.crypto.CryptoPrice.Companion.toPrice
import org.json.JSONObject
import java.io.IOException
fun main(args: Array<String>) {
@ -19,20 +20,21 @@ fun main(args: Array<String>) {
println()
// Get current Ethereum spot price in Pound sterling.
val gbpPrice = spotPrice("ETH", "GBP")
println("The current Ethereum price is ${gbpPrice.toCurrency()}")
// Get current Ethereum sell price in Pound sterling.
val gbpPrice = sellPrice("ETH", "GBP")
println("The current Ethereum sell price is ${gbpPrice.toCurrency()}")
// Get current Litecoin spot price in Euro.
val euroPrice = spotPrice("LTC", "EUR")
println("The current Litecoin price is ${euroPrice.toCurrency()}")
// Get current Litecoin buy price in Euro.
val euroPrice = buyPrice("LTC", "EUR")
println("The current Litecoin buy price is ${euroPrice.toCurrency()}")
println()
// Get current Bitcoin buy price using API.
// See: https://developers.coinbase.com/api/v2#get-buy-price
val buyPrice = apiCall(listOf("prices", "BTC-USD", "buy"), emptyMap()).toPrice()
println("The current ${buyPrice.base} buy price is ${buyPrice.amount} in ${buyPrice.currency}")
// Get exchange rate using API.
// See: https://docs.cloud.coinbase.com/sign-in-with-coinbase/docs/api-exchange-rates
val response = apiCall(listOf("exchange-rates"), mapOf("currency" to "usd"))
val rates = JSONObject(response).getJSONObject("data").getJSONObject("rates")
println("The USD-EUR exchange rate is: ${rates.getString("EUR")}")
}
} catch (e: CryptoException) {
System.err.println("HTTP Status Code: ${e.statusCode}")