Console command to change difficulty (#12039)

core/src/com/unciv/logic/civilization/diplomacy/DiplomacyFunctions.kt

@@ -149,7 +149,7 @@ class DiplomacyFunctions(val civInfo: Civilization) {
     fun canPassThroughTiles(otherCiv: Civilization): Boolean {
         if (otherCiv == civInfo) return true
         if (otherCiv.isBarbarian) return true
-        if (civInfo.isBarbarian && civInfo.gameInfo.turns >= civInfo.gameInfo.difficultyObject.turnBarbariansCanEnterPlayerTiles)
+        if (civInfo.isBarbarian && civInfo.gameInfo.turns >= civInfo.gameInfo.getDifficulty().turnBarbariansCanEnterPlayerTiles)
             return true
         val diplomacyManager = civInfo.diplomacy[otherCiv.civName]
         if (diplomacyManager != null && (diplomacyManager.hasOpenBorders || diplomacyManager.diplomaticStatus == DiplomaticStatus.War))

core/src/com/unciv/ui/screens/devconsole/ConsoleGameCommands.kt

@@ -0,0 +1,13 @@
+package com.unciv.ui.screens.devconsole
+
+internal class ConsoleGameCommands : ConsoleCommandNode {
+    override val subcommands = hashMapOf<String, ConsoleCommand>(
+        "setdifficulty" to ConsoleAction("game setdifficulty <difficulty>") { console, params ->
+            val difficulty = params[0].findOrNull(console.gameInfo.ruleset.difficulties.values)
+                ?: throw ConsoleErrorException("Unrecognized difficulty")
+            console.gameInfo.difficulty = difficulty.name
+            console.gameInfo.setTransients()
+            DevConsoleResponse.OK
+        },
+    )
+}

core/src/com/unciv/ui/screens/devconsole/ConsoleParameterType.kt

@@ -35,6 +35,7 @@ internal enum class ConsoleParameterType(
     techName( { ruleset.technologies.keys } ),
     cityName( { civilizations.flatMap { civ -> civ.cities.map { it.name } } } ),
     triggeredUniqueTemplate( { UniqueType.values().filter { it.canAcceptUniqueTarget(UniqueTarget.Triggerable) }.map { it.text } }, preferquoted = true ),
+    difficulty( { ruleset.difficulties.keys } )
     ;
 
     private fun getOptions(console: DevConsolePopup) = console.gameInfo.getOptions()

core/src/com/unciv/ui/screens/devconsole/DevConsoleCommand.kt

@@ -91,6 +91,7 @@ internal class ConsoleCommandRoot : ConsoleCommandNode {
         "history" to ConsoleAction("history") { console, _ ->
             console.showHistory()
             DevConsoleResponse.hint("") // Trick console into staying open
-        }
+        },
+        "game" to ConsoleGameCommands()
     )
 }