Initial

app/src/main/java/net/mezimmah/wkt9/keypad/KeyCodeMapping.kt

@@ -0,0 +1,50 @@
+package net.mezimmah.wkt9.keypad
+
+import java.util.Properties
+
+class KeyCodeMapping(
+    private val keyMap: Map<Int, Key>,
+) {
+
+    fun key(keyCode: Int): Key? {
+        return keyMap[keyCode]
+    }
+
+    companion object {
+        val basic = mapOf(
+            7 to Key.N0,
+            8 to Key.N1,
+            9 to Key.N2,
+            10 to Key.N3,
+            11 to Key.N4,
+            12 to Key.N5,
+            13 to Key.N6,
+            14 to Key.N7,
+            15 to Key.N8,
+            16 to Key.N9,
+            17 to Key.STAR,
+            18 to Key.POUND,
+            82 to Key.DELETE,
+            19 to Key.UP,
+            20 to Key.DOWN,
+            21 to Key.LEFT,
+            22 to Key.RIGHT,
+            23 to Key.SELECT
+        )
+
+        fun fromProperties(props: Properties): KeyCodeMapping {
+            val keyMap = HashMap<Int, Key>()
+
+            this.basic.forEach {
+                val keyCode = props.getProperty("key.${it.value.name}")?.toInt() ?: it.key
+                keyMap[keyCode] = it.value
+            }
+
+            return KeyCodeMapping(keyMap)
+        }
+
+        fun default(): KeyCodeMapping {
+            return KeyCodeMapping(basic)
+        }
+    }
+}