App class: automatically set icon_path

internal_filesystem/lib/mpos/app/app.py

@@ -1,3 +1,4 @@
+import os
 import ujson
 from ..activity_navigator import ActivityNavigator
 
@@ -30,11 +31,26 @@ class App:
 
         self.image = None
         self.image_dsc = None
+        self.icon_path = self._find_icon_path()
         self.main_launcher_activity = self._find_main_launcher_activity()
 
     def __str__(self):
         return f"App({self.name}, v{self.version}, {self.category})"
 
+    def _check_icon_path(self, tocheck):
+        try:
+            #print(f"checking {tocheck}")
+            st = os.stat(tocheck)
+            #print(f"_find_icon_path got {st}")
+            return tocheck
+        except Exception as e:
+            #print(f"No app icon found: {e}")
+            return None
+
+    def _find_icon_path(self):
+        fullpath = "apps/" + self.fullname + "/res/mipmap-mdpi/icon_64x64.png"
+        return self._check_icon_path(fullpath) or self._check_icon_path("builtin/" + fullpath) 
+
     def _find_main_launcher_activity(self):
         for act in self.activities:
             if not act.get("entrypoint") or not act.get("classname"):

tests/package_manager.py

@@ -1,6 +1,6 @@
 import unittest
 
-from mpos import PackageManager
+from mpos import App, PackageManager
 
 class TestCompareVersions(unittest.TestCase):
 
@@ -35,3 +35,15 @@ class TestPackageManager_is_installed_by_name(unittest.TestCase):
 
     def test_not_installed(self):
         self.assertFalse(PackageManager.is_installed_by_name("com.micropythonos.badname"))
+
+class TestPackageManager_get_app_list(unittest.TestCase):
+
+    def test_get_app_list(self):
+        app_list = PackageManager.get_app_list()
+        self.assertEqual(len(app_list), 17)
+
+    def test_get_app(self):
+        app_list = PackageManager.get_app_list()
+	hello_world_app = PackageManager.get("com.micropythonos.helloworld")
+        self.assertIsInstance(hello_world_app, App)
+	self.assertEqual(hello_world_app.icon_path, "apps/com.micropythonos.helloworld/res/mipmap-mdpi/icon_64x64.png")