feat: Enhance mob spawning command with quantity support

eco-core/core-plugin/src/main/kotlin/com/willfp/ecomobs/commands/CommandSpawn.kt

@@ -110,12 +110,30 @@ object CommandSpawn : Subcommand(
             return
         }
 
-        val living = mob.spawn(location, SpawnReason.COMMAND)
+        var quantity = 1
+        if (args.size >= 6) {
+            quantity = try {
+                args[5].toInt().coerceAtLeast(1)
+            } catch (e: NumberFormatException) {
+                1
+            }
+        }
 
-        if (living != null) {
+        var spawned = 0
+        var displayName = ""
+        repeat(quantity) {
+            val living = mob.spawn(location, SpawnReason.COMMAND)
+            if (living != null) {
+                spawned++
+                displayName = living.displayName
+            }
+        }
+
+        if (spawned > 0) {
             sender.sendMessage(
                 plugin.langYml.getMessage("spawned")
-                    .replace("%mob%", living.displayName)
+                    .replace("%mob%", displayName)
+                    .replace("%quantity%", spawned.toString())
             )
         }
     }
@@ -146,6 +164,10 @@ object CommandSpawn : Subcommand(
             StringUtil.copyPartialMatches(args[4], Bukkit.getWorlds().map { it.name }, completions)
         }
 
+        if (args.size == 6) {
+            StringUtil.copyPartialMatches(args[5], listOf("1", "5", "10", "25", "50"), completions)
+        }
+
         completions.sort()
         return completions
     }

eco-core/core-plugin/src/main/resources/lang.yml

@@ -9,7 +9,7 @@ messages:
   invalid-player: "&cInvalid player!"
   specify-mob: "&cYou must specify a valid mob!"
   invalid-location: "&cInvalid location!"
-  spawned: "Spawned %mob%&f!"
+  spawned: "Spawned &c%quantity%x %mob%&f!"
   gave-egg: "Gave %player%&f a %mob%&f egg!"
 
   spawner-give: "Gave %player% a &c%mob%&f spawner!"