コピーする処理の記述位置を変更、すでにファイルがあったらコピーしないよう変更

app/assets/js/processbuilder.js

@@ -45,16 +45,6 @@ class ProcessBuilder {
         logger.log('Using liteloader:', this.usingLiteLoader)
         const modObj = this.resolveModConfiguration(ConfigManager.getModConfiguration(this.server.getID()).mods, this.server.getModules())
 
-        const copy = require('fs')
-        copy.copyFile(this.originalOptionsTxt, this.copyOptionsTxt, (err) => {
-            if (err) {
-                console.log(err.stack)
-            }
-            else {
-                console.log('Done.')
-            }
-        })
-
         // Mod list below 1.13
         if(!Util.mcVersionAtLeast('1.13', this.server.getMinecraftVersion())){
             this.constructJSONModList('forge', modObj.fMods, true)

app/assets/js/scripts/landing.js

@@ -707,6 +707,18 @@ function dlAsync(login = true){
                     // Build Minecraft process.
                     proc = pb.build()
 
+                    const copy = require('fs')
+                    if (!copy.existsSync(pb.copyOptionsTxt)){
+                        copy.copyFile(pb.originalOptionsTxt, pb.copyOptionsTxt, (err) => {
+                            if (err) {
+                                console.log(err.stack)
+                            }
+                            else {
+                                console.log('Done.')
+                            }
+                        })
+                    }
+
                     // Bind listeners to stdout.
                     proc.stdout.on('data', tempListener)
                     proc.stderr.on('data', gameErrorListener)