Initial commit

2026-08-11 19:46:54 +08:00
commit 8d4535ff00
60 changed files with 2794 additions and 0 deletions
@@ -0,0 +1,38 @@
+package com.example.jnicpp.bowling
+
+import android.Manifest
+import android.content.Context
+import android.content.pm.PackageManager
+import android.os.Build
+import androidx.core.content.ContextCompat
+
+/**
+ * Single source of truth for which runtime permissions this feature needs
+ * and whether they're currently granted. The actual request flow (which
+ * must be owned by an Activity/Fragment via ActivityResultContracts) lives
+ * in [BowlingCameraActivity]; this object just centralizes the "what" so
+ * both the manifest expectations and the request flow can't drift apart.
+ */
+object CameraPermissions {
+
+    val REQUIRED: Array<String> = buildList {
+        add(Manifest.permission.CAMERA)
+        add(Manifest.permission.RECORD_AUDIO)
+        // Scoped storage (API 29+) lets an app insert into MediaStore's
+        // shared Movies collection without this permission; below that, it's
+        // required to save the recorded video into the gallery.
+        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.P) {
+            add(Manifest.permission.WRITE_EXTERNAL_STORAGE)
+        }
+    }.toTypedArray()
+
+    fun allGranted(context: Context): Boolean =
+        REQUIRED.all { permission ->
+            ContextCompat.checkSelfPermission(context, permission) == PackageManager.PERMISSION_GRANTED
+        }
+
+    fun missing(context: Context): List<String> =
+        REQUIRED.filter { permission ->
+            ContextCompat.checkSelfPermission(context, permission) != PackageManager.PERMISSION_GRANTED
+        }
+}