Mod CI - Place before "screen"-oriented logic to run on CI machines

core/src/com/unciv/ui/images/ImageGetter.kt

@@ -183,8 +183,14 @@ object ImageGetter {
      *  @return `null` if no match found.
      */
     fun findExternalImage(name: String): FileHandle? {
-        val folders = ruleset.mods.asSequence().map { Gdx.files.local("mods/$it/ExtraImages") } +
+        val folders = try { // For CI mod checker, we can't access "local" files
-            sequenceOf(Gdx.files.internal("ExtraImages"))
+            // since Gdx files are not set up
+            ruleset.mods.asSequence().map { Gdx.files.local("mods/$it/ExtraImages") } +
+                    sequenceOf(Gdx.files.internal("ExtraImages"))
+        } catch (e: Exception) {
+            debug("Error loading mods: $e")
+            sequenceOf()
+        }
         val extensions = sequenceOf("", ".png", ".jpg")
         return folders.flatMap { folder ->
             extensions.map { folder.child(name + it) }

desktop/src/com/unciv/app/desktop/DesktopGame.kt

@@ -3,16 +3,11 @@ package com.unciv.app.desktop
 import com.badlogic.gdx.Gdx
 import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration
 import com.unciv.UncivGame
-import com.unciv.models.ruleset.Ruleset
-import com.unciv.models.ruleset.validation.RulesetErrorSeverity
-import com.unciv.models.ruleset.validation.RulesetValidator
-import kotlin.system.exitProcess
 
 class DesktopGame(config: Lwjgl3ApplicationConfiguration) : UncivGame() {
 
     private var discordUpdater = DiscordUpdater()
     private val windowListener = UncivWindowListener()
-    var isModCi = false
 
     init {
         config.setWindowListener(windowListener)
@@ -38,21 +33,6 @@ class DesktopGame(config: Lwjgl3ApplicationConfiguration) : UncivGame() {
         discordUpdater.startUpdates()
     }
 
-    override fun create() {
-        // The uniques checker requires the file system to be seet up, which happens after lwjgw initializes it
-        if (isModCi) {
-            ImagePacker.packImagesPerMod(".", ".")
-            val ruleset = Ruleset()
-            ruleset.folderLocation = Gdx.files.local("jsons")
-            ruleset.load(ruleset.folderLocation!!)
-            val errors = RulesetValidator(ruleset).getErrorList(true)
-            println(errors.getErrorText(true))
-            exitProcess(if (errors.any { it.errorSeverityToReport == RulesetErrorSeverity.Error }) 1 else 0)
-        }
-
-        super.create()
-    }
-
     override fun installAudioHooks() {
         (Gdx.app as HardenGdxAudio).installHooks(
             musicController.getAudioLoopCallback(),

desktop/src/com/unciv/app/desktop/DesktopLauncher.kt

@@ -1,5 +1,6 @@
 package com.unciv.app.desktop
 
+import com.badlogic.gdx.Gdx
 import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration
 import com.badlogic.gdx.files.FileHandle
 import com.badlogic.gdx.graphics.glutils.HdpiMode
@@ -9,6 +10,9 @@ import com.unciv.logic.files.SETTINGS_FILE_NAME
 import com.unciv.logic.files.UncivFiles
 import com.unciv.models.metadata.GameSettings.ScreenSize
 import com.unciv.models.metadata.GameSettings.WindowState
+import com.unciv.models.ruleset.Ruleset
+import com.unciv.models.ruleset.validation.RulesetErrorSeverity
+import com.unciv.models.ruleset.validation.RulesetValidator
 import com.unciv.ui.components.fonts.Fonts
 import com.unciv.ui.screens.basescreen.BaseScreen
 import com.unciv.utils.Display
@@ -20,6 +24,21 @@ internal object DesktopLauncher {
     @JvmStatic
     fun main(arg: Array<String>) {
 
+        // The uniques checker requires the file system to be seet up, which happens after lwjgw initializes it
+        if (arg.isNotEmpty() && arg[0] == "mod-ci") {
+            ImagePacker.packImagesPerMod(".", ".")
+            val ruleset = Ruleset()
+            ruleset.folderLocation = FileHandle(".")
+            val jsonsFolder = FileHandle("jsons")
+            if (jsonsFolder.exists()) {
+                ruleset.load(jsonsFolder)
+            }
+            ruleset.load(FileHandle("jsons"))
+            val errors = RulesetValidator(ruleset).getErrorList(true)
+            println(errors.getErrorText(true))
+            exitProcess(if (errors.any { it.errorSeverityToReport == RulesetErrorSeverity.Error }) 1 else 0)
+        }
+
         // Setup Desktop logging
         Log.backend = DesktopLogBackend()
 
@@ -68,11 +87,8 @@ internal object DesktopLauncher {
             UiElementDocsWriter().write()
         }
 
-        val desktopGame = DesktopGame(config)
-        if (arg.isNotEmpty() && arg[0] == "mod-ci") desktopGame.isModCi = true
-
         // HardenGdxAudio extends Lwjgl3Application, and the Lwjgl3Application constructor runs as long as the game runs
-        HardenGdxAudio(desktopGame, config)
+        HardenGdxAudio(DesktopGame(config), config)
         exitProcess(0)
     }
 }