Move utils.kt content to CameraMode.kt

peekaboo-ui/src/commonMain/kotlin/com/preat/peekaboo/ui/camera/CameraMode.kt

@@ -34,3 +34,26 @@ sealed class CameraMode {
      */
     data object Back : CameraMode()
 }
+
+
+internal fun CameraMode.inverse(): CameraMode {
+    return when (this) {
+        CameraMode.Back -> CameraMode.Front
+        CameraMode.Front -> CameraMode.Back
+    }
+}
+
+internal fun CameraMode.id(): Int {
+    return when (this) {
+        CameraMode.Back -> 0
+        CameraMode.Front -> 1
+    }
+}
+
+internal fun cameraModeFromId(id: Int): CameraMode {
+    return when (id) {
+        0 -> CameraMode.Back
+        1 -> CameraMode.Front
+        else -> throw IllegalArgumentException("CameraMode with id=${id} does not exists")
+    }
+}