Add app loader as new default main.py

Author: AileenLumina

Makefile

@@ -155,7 +155,6 @@ dist: $(BUILD)
 	cp -r $(PY_BUILD)/nx-*/nx $(LIBDIR)
 	cp $(OUTPUT).nro $(DIST_DIR)/
 	cp $(OUTPUT).nacp $(DIST_DIR)/
-	cp examples/hello.py $(DIST_DIR)/main.py
 	cd $(BUILD) && zip -r $(TARGET)-$(APP_VERSION).zip $(TARGET)
 
 #---------------------------------------------------------------------------------

examples/hello.py

@@ -1,19 +1,18 @@
 import socket
 import sys
 import code
-import time
+
 
 DEBUG_PORT = 1337
 
-def remote_repl(local):
-    sys.stdout.flush()
-    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-    s.bind(("0.0.0.0", DEBUG_PORT))
-    s.listen(1)
 
-    print("Waiting for remote debug connection on port {}.".format(DEBUG_PORT))
+if __name__ == '__main__':
+    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    sock.bind(("0.0.0.0", DEBUG_PORT))
+    sock.listen(1)
+    print("Waiting for remote debug connection on port {}.".format(DEBUG_PORT), flush=True)
 
-    conn, addr = s.accept()
+    conn, addr = sock.accept()
 
     print("Accepted remote debug connection from '{}'.".format(addr[0]))
 
@@ -25,15 +24,10 @@ def remote_repl(local):
     sys.stdin, sys.stdout, sys.stderr = rfile, wfile, wfile
 
     try:
-        code.interact(local=local)
+        code.interact(local=locals())
     except SystemExit:
         pass
 
     conn.close()
-    s.close()
+    sock.close()
     sys.stdin, sys.stdout, sys.stderr = stdin_bak, stdout_bak, stderr_bak
-    print("Remote debug session closed.")
-
-while 1:
-    remote_repl(locals())
-    time.sleep(1)

examples/tcp_repl.py

@@ -0,0 +1,67 @@
+import sys
+from glob import glob
+import os
+import runpy
+import time
+import _nx
+import nx
+from nx.utils import AnsiMenu
+
+
+sys.argv = [""]  # workaround needed for runpy
+
+TILED_DOUBLE = 1
+MAIN_PY = 'main.py'
+PYNX_DIR_PATH = os.getcwd()
+
+
+def run_python_module(path: str):
+    runpy.run_path(path, run_name='__main__')
+    _nx.gfx_set_mode(TILED_DOUBLE)
+    print("{} exited.".format(selected), flush=True)
+
+
+def clear_screen():
+    sys.stdout.buffer.write(b"\x1b[2J")
+    sys.stdout.buffer.flush()
+
+
+def confirmation_prompt(program_name: str):
+    name = program_name[:-3] if program_name.endswith('.py') else program_name
+    name = name[:-1] if name.endswith(os.sep) else name
+    print("Do you want to execute the Python program {}?\n"
+          "Press A to confirm, B to cancel.".format(name), flush=True)
+    while True:
+        nx.refresh_inputs()
+        if nx.p1.a_button.is_pressed:
+            return True
+        elif nx.p1.b_button.is_pressed:
+            return False
+        time.sleep(0.01)
+
+
+if __name__ == '__main__':
+    while True:
+        clear_screen()
+        dirs = ["../"] + glob("*/")
+        scripts = glob("*.py")
+        if os.getcwd() == PYNX_DIR_PATH and MAIN_PY in scripts:
+            scripts.remove(MAIN_PY)
+        listing = dirs + scripts
+        file_menu = AnsiMenu(listing)
+        print("Listing for {}:".format(os.getcwd()), flush=True)
+        selected = listing[file_menu.query()]
+        clear_screen()
+        if selected in dirs:
+            os.chdir(selected)
+            if os.path.isfile(MAIN_PY) and not selected == '../' and not os.getcwd() == PYNX_DIR_PATH:
+                response = confirmation_prompt(selected)
+                clear_screen()
+                if response is True:
+                    run_python_module(MAIN_PY)
+                    os.chdir(os.pardir)
+        else:
+            response = confirmation_prompt(selected)
+            clear_screen()
+            if response is True:
+                run_python_module(selected)