Update parcels2 project

1 files changed, 46 insertions, 0 deletions

diff --git a/src/main/kotlin/io/dico/parcels2/command/ParcelParameterTypes.kt b/src/main/kotlin/io/dico/parcels2/command/ParcelParameterTypes.kt
new file mode 100644
index 0000000..726be81
--- /dev/null
+++ b/src/main/kotlin/io/dico/parcels2/command/ParcelParameterTypes.kt
@@ -0,0 +1,46 @@
+package io.dico.parcels2.command
+
+import io.dico.dicore.command.CommandException
+import io.dico.dicore.command.parameter.ArgumentBuffer
+import io.dico.dicore.command.parameter.Parameter
+import io.dico.dicore.command.parameter.type.ParameterType
+import io.dico.parcels2.Parcel
+import io.dico.parcels2.ParcelWorld
+import io.dico.parcels2.Worlds
+import org.bukkit.command.CommandSender
+import org.bukkit.entity.Player
+
+fun invalidInput(parameter: Parameter<*, *>, message: String): Nothing {
+    throw CommandException("invalid input for ${parameter.name}: $message")
+}
+
+fun Worlds.getTargetWorld(input: String?, sender: CommandSender, parameter: Parameter<*, *>): ParcelWorld {
+    val worldName = input
+        ?.takeUnless { it.isEmpty() }
+        ?: (sender as? Player)?.world?.name
+        ?: invalidInput(parameter, "console cannot omit the world name")
+
+    return getWorld(worldName)
+        ?: invalidInput(parameter, "$worldName is not a parcel world")
+}
+
+class ParcelParameterType(val worlds: Worlds) : ParameterType<Parcel, Void>(Parcel::class.java) {
+    val regex = Regex.fromLiteral("((.+)->)?([0-9]+):([0-9]+)")
+
+    override fun parse(parameter: Parameter<Parcel, Void>, sender: CommandSender, buffer: ArgumentBuffer): Parcel {
+        val matchResult = regex.matchEntire(buffer.next())
+            ?: invalidInput(parameter, "must match (w->)?a:b (/${regex.pattern}/)")
+
+        val world = worlds.getTargetWorld(matchResult.groupValues[2], sender, parameter)
+
+        val x = matchResult.groupValues[3].toIntOrNull()
+            ?: invalidInput(parameter, "couldn't parse int")
+
+        val z = matchResult.groupValues[4].toIntOrNull()
+            ?: invalidInput(parameter, "couldn't parse int")
+
+        return world.parcelByID(x, z)
+            ?: invalidInput(parameter, "parcel id is out of range")
+    }
+
+}