Working basic casting and status display

caster.py

@@ -7,7 +7,7 @@ import urwid
 import pychromecast
 import asyncio
 import nest_asyncio
-import weakref
+
 from pprint import pprint
 from dataclasses import dataclass
 
@@ -35,15 +35,19 @@ class CommandPopUpLauncher(urwid.PopUpLauncher):
         for d in self.app.get_cast_devs():
             button = urwid.Button(d.device.friendly_name)
             body.append(urwid.AttrMap(button, None, focus_map='selble'))
-        popup = CastDeviceChoiceBox(urwid.BoxAdapter(urwid.ListBox(urwid.SimpleFocusListWalker(body)), 10))
+
-        # popup = urwid.ListBox(urwid.SimpleFocusListWalker(body))
+        popup = CastDeviceChoiceBox(body)
         urwid.connect_signal(popup, 'sel_dev',
-                lambda button: self.select_and_close())
+                lambda button: self.select_and_close(button))
+
         return popup
 
-    def select_and_close(self):
+    def select_and_close(self, pop):
         eprint(u"Got signal: sel_dev")
         self.close_pop_up()
+        self.app.body_entry.insert_text(u" \"" + pop.get_sel_val() + u"\" url \"\"")
+        size = len(self.app.body_entry.get_edit_text())
+        self.app.body_entry.keypress((size,), 'left')
 
     def get_pop_up_parameters(self):
         return {'left':2, 'top':2, 'overlay_width':50, 'overlay_height':10}
@@ -51,11 +55,16 @@ class CommandPopUpLauncher(urwid.PopUpLauncher):
 # -----------
 class CastDeviceChoiceBox(urwid.WidgetWrap):
     signals = ['sel_dev']
-    def __init__(self, box):
+    def __init__(self, body):
         # super(CastDeviceChoiceBox, self).__init__(urwid.SolidFill(u" "))
-        self.__super.__init__(urwid.AttrWrap(urwid.Filler(box), 'popbg'))
+        self.lw = urwid.SimpleFocusListWalker(body)
+        self.__super.__init__(urwid.AttrWrap(urwid.Filler(urwid.BoxAdapter(urwid.ListBox(self.lw), 10)), 'popbg'))
         eprint(u"Opened popup")
 
+    def get_sel_val(self):
+        (btn, idx) = self.lw.get_focus()
+
+        return btn.original_widget.label
 
     #     self.open_box(box)
 
@@ -83,7 +92,9 @@ class CommandBox(urwid.Edit):
         eprint(key)
         if key == 'enter':
             self.app.execute_command()
-        if key == 'tab':
+        elif key == 'ctrl d':
+            self.set_edit_text("")
+        elif key == 'tab':
             eprint(["Hit tab> ", self.app.cmd_state])
             if self.app.cmd_state == 'cast_on':
                 self._emit("sel_dev_pu")
@@ -108,6 +119,7 @@ class CasterApp(object):
         nest_asyncio.apply()
         self.cmd_state = ''
         self.have_devs = False
+        self.active_cc = None
 
     def task_load_cast_devices(self):
         eprint("Getting chromecasts")
@@ -132,13 +144,73 @@ class CasterApp(object):
             raise urwid.ExitMainLoop()
 
     def execute_command(self):
-        self.body_sts.set_text(u"Executing: " + self.body_entry.edit_text)
+        cmd = self.body_entry.get_edit_text()
-        if re.search("^\s*q\s*$", self.body_entry.edit_text,flags=re.IGNORECASE):
+        self.body_sts.set_text(u"Executing: " + cmd)
+        if re.search("^\s*q\s*$", cmd, flags=re.IGNORECASE):
             raise urwid.ExitMainLoop()
+        elif re.search("^\s*status\s*$", cmd, flags=re.IGNORECASE):
+            self.show_cast_status()
+        else:
+            grps = re.match("^\s*cast\s+on\s*\"(.*?)\"\s+url\s+\"(.*?)\"", cmd, flags=re.IGNORECASE)
+            if (grps):
+                self.cast_media(grps[1], grps[2])
+            else:
+                grps = re.match("^\s*cast\s+on\s*\"(.*?)\"\s*$", cmd, flags=re.IGNORECASE)
+                if (grps):
+                    self.load_cc(grps[1])
+                else:
+                    self.body_sts.set_text(u"Error in interpreting: " + cmd)
 
     def get_cast_devs(self):
         return self.cast_devs
 
+    def get_named_cast_dev(self, fname):
+        f_devs = list(filter(lambda d: d.device.friendly_name == fname, self.cast_devs))
+        if len(f_devs) < 1:
+            eprint("Error! Did not find device with name " + fname)
+        elif len(f_devs) > 1:
+            eprint("Error! Found multiple devices with name " + fname)
+        else:
+            return f_devs[0]
+
+    def load_cc(self, dev):
+        eprint(u"Loading device " + dev)
+        self.active_cc = self.get_named_cast_dev(dev);
+        if self.active_cc:
+            self.active_cc.connect()
+            self.active_cc.wait()
+            self.show_cast_status()
+
+    def cast_media(self, dev, media):
+        eprint(u"Casting " + media + u" on " + dev)
+        self.active_cc = self.get_named_cast_dev(dev);
+        if self.active_cc:
+            self.active_cc.wait()
+
+            mc = self.active_cc.media_controller
+            # Example URL: http://bbcwssc.ic.llnwd.net/stream/bbcwssc_mp1_ws-einws
+            mc.play_media(media, 'audio/mpeg')
+            mc.block_until_active()
+            self.show_cast_status()
+
+    def show_cast_status(self):
+        if self.active_cc:
+            self.active_cc.wait()
+            mc = self.active_cc.media_controller
+
+            eprint(self.active_cc.device)
+            eprint(self.active_cc.status)
+            eprint(mc.status)
+
+            self.body_sts.set_text(self.active_cc.device.friendly_name
+                    + u" [" + mc.status.player_state + u"]"
+                    + ((u" casting: " + mc.status.content_id) if (mc.status.player_state != 'UNKNOWN') else ""))
+
+        else:
+            self.body_sts.set_text(u"No active cast")
+
+
+
     def show_dev_choice(self):
         body = [urwid.Text('Cast Device'), urwid.Divider()]
         for d in self.cast_devs:
@@ -151,7 +223,10 @@ class CasterApp(object):
         return popup
 
     def handle_body_entry(self,edit,edit_txt):
-        if (re.search("^\s*cast\s+on\s*$", edit_txt,flags=re.IGNORECASE)):
+        if (re.search("^\s*cast\s+on\s*\".*?\"\s?(u|ur|url|\s+)", edit_txt,flags=re.IGNORECASE)):
+            self.cmd_state = 'cast_on_url'
+            self.body_out.set_text([u"[Cast command] ", ('foot', u"cast on <device> url "), ('bold', "<media URL>")])
+        elif (re.search("^\s*cast\s+on\s*$", edit_txt,flags=re.IGNORECASE)):
             if self.have_devs:
                 devs = ""
                 self.cmd_state = 'cast_on'