Adding Play and Prev Controller

Controllers/PlayController.py

@@ -0,0 +1,53 @@
+from discord.ext.commands import Context
+from discord import Client
+from Controllers.AbstractController import AbstractController
+from Exceptions.Exceptions import ImpossibleMove, UnknownError
+from Controllers.ControllerResponse import ControllerResponse
+
+
+class PlayController(AbstractController):
+    def __init__(self, ctx: Context, bot: Client) -> None:
+        super().__init__(ctx, bot)
+
+    async def run(self, args: str) -> ControllerResponse:
+        track = " ".join(args)
+        requester = self.ctx.author.name
+
+        if not self.__user_connected():
+            error = ImpossibleMove()
+            embed = self.embeds.NO_CHANNEL()
+            return ControllerResponse(self.ctx, embed, error)
+
+        if not self.__is_connected():
+            success = await self.__connect()
+            if not success:
+                error = UnknownError()
+                embed = self.embeds.UNKNOWN_ERROR()
+                return ControllerResponse(self.ctx, embed, error)
+
+        await self.player.play(self.ctx, track, requester)
+
+    def __user_connected(self) -> bool:
+        if self.ctx.author.voice:
+            return True
+        else:
+            return False
+
+    def __is_connected(self) -> bool:
+        try:
+            voice_channel = self.guild.voice_client.channel
+
+            if not self.guild.voice_client.is_connected():
+                return False
+            else:
+                return True
+        except:
+            return False
+
+    async def __connect(self) -> bool:
+        # if self.guild.voice_client is None:
+        try:
+            await self.ctx.author.voice.channel.connect(reconnect=True, timeout=None)
+            return True
+        except:
+            return False

Controllers/PrevController.py

@@ -0,0 +1,55 @@
+from discord.ext.commands import Context
+from discord import Client
+from Controllers.AbstractController import AbstractController
+from Exceptions.Exceptions import ImpossibleMove, UnknownError
+from Controllers.ControllerResponse import ControllerResponse
+
+
+class PrevController(AbstractController):
+    def __init__(self, ctx: Context, bot: Client) -> None:
+        super().__init__(ctx, bot)
+
+    async def run(self) -> ControllerResponse:
+        if len(self.player.playlist.history()) == 0:
+            error = ImpossibleMove()
+            embed = self.embeds.NOT_PREVIOUS_SONG()
+            return ControllerResponse(self.ctx, embed, error)
+
+        if not self.__user_connected():
+            error = ImpossibleMove()
+            embed = self.embeds.NO_CHANNEL()
+            return ControllerResponse(self.ctx, embed, error)
+
+        if not self.__is_connected():
+            success = await self.__connect()
+            if not success:
+                error = UnknownError()
+                embed = self.embeds.UNKNOWN_ERROR()
+                return ControllerResponse(self.ctx, embed, error)
+
+        await self.player.play_prev(self.ctx)
+
+    def __user_connected(self) -> bool:
+        if self.ctx.author.voice:
+            return True
+        else:
+            return False
+
+    def __is_connected(self) -> bool:
+        try:
+            voice_channel = self.guild.voice_client.channel
+
+            if not self.guild.voice_client.is_connected():
+                return False
+            else:
+                return True
+        except:
+            return False
+
+    async def __connect(self) -> bool:
+        # if self.guild.voice_client is None:
+        try:
+            await self.ctx.author.voice.channel.connect(reconnect=True, timeout=None)
+            return True
+        except:
+            return False