47 lines
1.5 KiB
Scala
47 lines
1.5 KiB
Scala
package lila.ai
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package stockfish
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import chess.{ Game, Move }
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import chess.format.UciMove
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import lila.analyse.{ Analysis, AnalysisMaker }
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import scala.concurrent.duration._
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import play.api.Play.current
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import play.api.libs.concurrent._
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import play.api.libs.concurrent.Execution.Implicits._
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import play.api.libs.ws.WS
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final class Client(
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val playUrl: String,
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analyseUrl: String) extends lila.ai.Client {
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def play(game: Game, pgn: String, initialFen: Option[String], level: Int): Fu[Valid[(Game, Move)]] =
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fetchMove(pgn, ~initialFen, level) map { Stockfish.applyMove(game, pgn, _) }
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def analyse(pgn: String, initialFen: Option[String]): Fu[Valid[String ⇒ Analysis]] =
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fetchAnalyse(pgn, ~initialFen) map {
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AnalysisMaker(_, true) toValid "Can't read analysis results"
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} recover {
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case e ⇒ !
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}
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protected def tryPing: Fu[Int] = nowMillis |> { start ⇒
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fetchMove(pgn = "", initialFen = "", level = 1) map {
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case move if UciMove(move).isDefined ⇒ (nowMillis - start).toInt
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}
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}
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private def fetchMove(pgn: String, initialFen: String, level: Int): Fu[String] =
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WS.url(playUrl).withQueryString(
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"pgn" -> pgn,
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"initialFen" -> initialFen,
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"level" -> level.toString
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).get() map (_.body)
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private def fetchAnalyse(pgn: String, initialFen: String): Fu[String] =
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WS.url(analyseUrl).withQueryString(
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"pgn" -> pgn,
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"initialFen" -> initialFen
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).get() map (_.body)
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}
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