Add manual pairing API call

webapp/src/main/kotlin/org/jeudego/pairgoth/api/PairingHandler.kt

@@ -4,6 +4,7 @@ import com.republicate.kson.Json
 import com.republicate.kson.toJsonArray
 import org.jeudego.pairgoth.api.ApiHandler.Companion.badRequest
 import org.jeudego.pairgoth.model.Pairing
+import org.jeudego.pairgoth.model.getID
 import org.jeudego.pairgoth.model.toID
 import org.jeudego.pairgoth.model.toJson
 import org.jeudego.pairgoth.web.Event
@@ -49,6 +50,20 @@ object PairingHandler: PairgothApiHandler {
         return ret
     }
 
+    override fun put(request: HttpServletRequest): Json {
+        val tournament = getTournament(request)
+        val round = getSubSelector(request)?.toIntOrNull() ?: badRequest("invalid round number")
+        // only allow last round (if players have not been paired in the last round, it *may* be possible to be more laxist...)
+        if (round != tournament.lastRound()) badRequest("cannot edit pairings in other rounds but the last")
+        val payload = getObjectPayload(request)
+        val game = tournament.games(round)[payload.getInt("id")] ?: badRequest("invalid game id")
+        game.black = payload.getID("b") ?: badRequest("missing black player id")
+        game.white = payload.getID("w") ?: badRequest("missing white player id")
+        if (payload.containsKey("h")) game.handicap = payload.getString("h")?.toIntOrNull() ?:  badRequest("invalid handicap")
+        Event.dispatch(gameUpdated, Json.Object("tournament" to tournament.id, "round" to round, "data" to game.toJson()))
+        return Json.Object("success" to true)
+    }
+
     override fun delete(request: HttpServletRequest): Json {
         val tournament = getTournament(request)
         val round = getSubSelector(request)?.toIntOrNull() ?: badRequest("invalid round number")

webapp/src/main/kotlin/org/jeudego/pairgoth/model/Defs.kt

@@ -1,6 +1,10 @@
 package org.jeudego.pairgoth.model
 
+import com.republicate.kson.Json
+
 typealias ID = Int
 
 fun String.toID() = toInt()
-fun Number.toID() = toInt()
+fun Number.toID() = toInt()
+fun Json.Object.getID(key: String) = getInt(key)
+fun Json.Array.getID(index: Int) = getInt(index)

webapp/src/main/kotlin/org/jeudego/pairgoth/model/Game.kt

@@ -6,9 +6,9 @@ import java.util.*
 
 data class Game(
     val id: ID,
-    val white: ID,
-    val black: ID,
-    val handicap: Int = 0,
+    var white: ID,
+    var black: ID,
+    var handicap: Int = 0,
     var result: Result = UNKNOWN
 ) {
     enum class Result(val symbol: Char) {

webapp/src/main/kotlin/org/jeudego/pairgoth/web/Event.kt

@@ -15,6 +15,7 @@ enum class Event {
     teamDeleted,
     gamesAdded,
     gamesDeleted,
+    gameUpdated,
     resultUpdated,
     ;