feat: add sound supporting

README.md

@@ -34,3 +34,5 @@ It use Google Translate's API(free), so it may not work when you send too many r
 - Select Language: `Ctrl + S`
     - Select other Widget: `TAB`/`Shift+TAB`
     - Select: `ENTER`
+- Play Sound on left: `CTRL + K`
+- Play Sound on right: `CTRL + L`

Sound.py

@@ -0,0 +1,23 @@
+from urllib.request import urlopen
+from urllib.parse import quote
+from pygame import mixer
+import time
+
+class Sound:
+    def __init__(self):
+        self.url = "https://translate.google.com.vn/translate_tts?ie=UTF-8&q={}&tl={}&client=tw-ob"
+        self.cache_file = "/tmp/translate.mp3"
+        mixer.init()
+    
+    def play(self, message, language):
+        source = urlopen(self.url.format(quote(message), language))
+
+        # write to file
+        with open(self.cache_file, "wb") as fp:
+            fp.write(source.read())
+
+        # play sound
+        mixer.music.load(self.cache_file)
+        mixer.music.play()
+        while mixer.music.get_busy():
+            time.sleep(0.1)

TUI/MainForm.py

@@ -1,5 +1,6 @@
 import npyscreen
 import curses
+from Sound import Sound
 from TUI.Box import EditBox
 
 readme = '''
@@ -15,6 +16,8 @@ readme = '''
         -    ALT + ENTER  :         Search
         -    CTRL + D     :         Delete all input
         -    CTRL + S     :         Select Language
+        -    CTRL + K     :         Play left sound
+        -    CTRL + L     :         Play right sound
 '''
 
 class MainForm(npyscreen.FormBaseNew):
@@ -47,6 +50,11 @@ class MainForm(npyscreen.FormBaseNew):
 
             # select language
             "^S": self.change_language,
+
+            # play sound on the left window
+            "^K": self.play_left,
+            # play sound on the right window
+            "^L": self.play_right,
         }
         self.add_handlers(event_handlers)
 
@@ -130,6 +138,18 @@ class MainForm(npyscreen.FormBaseNew):
                 # I can't display Chinese or Japanese,etc correctly when I didn't use this function.
                 self.DISPLAY()
 
+    def play_left(self, event):
+        if self.input.value != "":
+            message = self.input.value
+            language = self.parentApp.translator.fr
+            Sound().play(message, language)
+        
+    def play_right(self, event):
+        if self.output.value != "":
+            message = self.output.value
+            language = self.parentApp.translator.to
+            Sound().play(message, language)
+        
     def remove_text(self, event):
         self.input.value = ""
         self.input.update()

requirements.txt

@@ -1,3 +1,4 @@
 npyscreen==4.10.5
 requests==2.25.1
 urllib3>=1.26.5
+pygame