Android share integration: add overlay manifest and ShareActivity, move Java to android/src/main/java for fyne-cross merge; read shared text from UserCacheDir; load on startup and foreground. Update README for Mage usage.

1 files changed, 34 insertions, 0 deletions

diff --git a/android_shared_android.go b/android_shared_android.go
new file mode 100644
index 0000000..b736fab
--- /dev/null
+++ b/android_shared_android.go
@@ -0,0 +1,34 @@
+//go:build android
+
+package main
+
+import (
+    "os"
+    "path/filepath"
+)
+
+// readSharedFromCache tries to read the shared text written by the Android activity.
+// The activity writes into getCacheDir()/quicklogger-shared.txt; on Go, os.TempDir()
+// maps to the same location in Android (app cache directory).
+func readSharedFromCache() (string, error) {
+    dir, derr := os.UserCacheDir()
+    if derr != nil || dir == "" {
+        dir = os.TempDir()
+    }
+    path := filepath.Join(dir, "quicklogger-shared.txt")
+    b, err := os.ReadFile(path)
+    if err != nil {
+        return "", err
+    }
+    // best-effort cleanup; ignore errors
+    _ = os.Remove(path)
+    return string(b), nil
+}
+
+func debugSharedPath() string {
+    dir, _ := os.UserCacheDir()
+    if dir == "" {
+        dir = os.TempDir()
+    }
+    return filepath.Join(dir, "quicklogger-shared.txt")
+}