Make chunk coordinates for setCenter optional

- use the player location if no coordinates have been provided (closes #41)

README.md

@@ -38,7 +38,7 @@ All features can be accessed with the command `/chunkmaster` or the aliases `/ch
 - `/chunkmaster resume` Resumes all paused generation tasks.
 - `/chunkmaster reload` Reloads the configuration file.
 - `/chunkmaster tpchunk <X> <Z>` Teleports you to the specified chunk coordinates.
-- `/<command> setCenter [<world>] <chunkX> <chunkZ>` - sets the center chunk of the world
+- `/<command> setCenter [[<world>] <chunkX> <chunkZ>]]` - sets the center chunk of the world
 - `/<command> getCenter [<world>]` - returns the center chunk of the world
 
 #### Examples

src/main/kotlin/net/trivernis/chunkmaster/commands/CmdSetCenter.kt

@@ -29,26 +29,30 @@ class CmdSetCenter(private val chunkmaster: Chunkmaster): Subcommand {
         val centerX: Int
         val centerZ: Int
 
-        if (args.size < 2) {
-            sender.sendMessage(chunkmaster.langManager.getLocalized("TOO_FEW_ARGUMENTS"))
-            return false
-        }
         if (sender is Player) {
-            if (args.size == 2) {
-                world = sender.world.name
-                if (args[0].toIntOrNull() == null || args[1].toIntOrNull() == null) {
-                    sender.sendMessage(chunkmaster.langManager.getLocalized("COORD_INVALID", args[0], args[1]))
-                    return false
+            when {
+                args.isEmpty() -> {
+                    world = sender.world.name
+                    centerX = sender.location.chunk.x
+                    centerZ = sender.location.chunk.z
                 }
-                centerX = args[0].toInt()
-                centerZ = args[1].toInt()
-            } else {
-                if (!validateThreeArgs(sender, args)) {
-                    return false
+                args.size == 2 -> {
+                    world = sender.world.name
+                    if (args[0].toIntOrNull() == null || args[1].toIntOrNull() == null) {
+                        sender.sendMessage(chunkmaster.langManager.getLocalized("COORD_INVALID", args[0], args[1]))
+                        return false
+                    }
+                    centerX = args[0].toInt()
+                    centerZ = args[1].toInt()
+                }
+                else -> {
+                    if (!validateThreeArgs(sender, args)) {
+                        return false
+                    }
+                    world = args[0]
+                    centerX = args[1].toInt()
+                    centerZ = args[2].toInt()
                 }
-                world = args[0]
-                centerX = args[1].toInt()
-                centerZ = args[2].toInt()
             }
         } else {
             if (args.size < 3) {

src/main/resources/plugin.yml

@@ -14,13 +14,13 @@ commands:
     permission: chunkmaster.chunkmaster
     usage: |
       /<command> generate [<world>] <radius> [<shape>] - generates chunks starting from the spawn until the chunk-count is reached
-      /<command> cancel <task-id> - cancels the generation task with the task-id
+      /<command> cancel <task-id|world> - cancels the generation task with the task-id
       /<command> list - lists all running and paused generation tasks
       /<command> pause - pauses all generation tasks
       /<command> resume - resumes all generation tasks
       /<command> reload - reloads the configuration and restarts all tasks
       /<command> tpchunk <chunkX> <chunkZ> - teleports you to the chunk with the given chunk coordinates
-      /<command> setCenter [<world>] <chunkX> <chunkZ> - sets the center chunk of the world
+      /<command> setCenter [[<world>] <chunkX> <chunkZ>]] - sets the center chunk of the world
       /<command> getCenter [<world>] - returns the center chunk of the world
     aliases:
       - chm