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generate a random euromillions play using random.org random generator / published by https://github.com/dacr/code-examples-manager #b79ea6ae-c833-422a-8835-90536e79eda7/64b7d9d412475d45ab5451d8e6a34f066dee709f
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// summary : generate a random euromillions play using random.org random generator | |
// keywords : scala, euromillions, random, rng, random-org, fdj, @testable | |
// publish : gist | |
// authors : David Crosson | |
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2) | |
// id : b79ea6ae-c833-422a-8835-90536e79eda7 | |
// created-on : 2021-06-23T14:09:23+02:00 | |
// run-with : scala-cli $file | |
// --------------------- | |
//> using scala "3.4.2" | |
//> using dep "com.lihaoyi::requests:0.8.0" | |
//> using dep "com.lihaoyi::upickle:3.2.0" | |
// --------------------- | |
import ujson.Obj, scala.util.Properties.envOrNone | |
import upickle.default.ReadWriter | |
case class Random(data: List[Int]) derives ReadWriter | |
case class Result(random: Random) derives ReadWriter | |
case class Response(jsonrpc: String, result: Result) derives ReadWriter | |
def generate(key: String, count: Int, first: Int, last: Int): List[Int] = { | |
val api = "https://api.random.org/json-rpc/4/invoke" | |
val query = Obj( | |
"jsonrpc" -> "2.0", | |
"method" -> "generateIntegers", | |
"id" -> 42, | |
"params" -> Obj( | |
"apiKey" -> key, | |
"n" -> count, | |
"min" -> first, | |
"max" -> last, | |
"n" -> count, | |
"replacement" -> false // for distinct values | |
) | |
) | |
val response = requests.post(api, data = query) | |
// println(response.text()) | |
upickle.default.read[Response](response.text()).result.random.data | |
} | |
envOrNone("RANDOM_ORG_API_KEY") match { | |
case None => println("Signup to random.org, create an api key or reuse an existing one - https://api.random.org/dashboard") | |
case Some(key) => | |
println(generate(key, 5, 1, 50).sorted.mkString(",")) | |
println(generate(key, 2, 1, 12).sorted.mkString(",")) | |
} |
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