added _interaction_finish_suggestion method

suggestions/suggestions.py

@@ -511,3 +511,89 @@ class Suggestions(commands.Cog):
                 True
             )
         await ctx.tick()
+
+    async def _interaction_finish_suggestion(self, interaction: discord.Interaction, message: discord.Message, approve, reason = None):
+        embed = message.embeds
+        title = embed[0].title
+        if not title.startswith("Suggestion #"):
+            await interaction.response.send_message(content="This message is not a suggestion!", ephemeral=True)
+            return
+        numbers = re.findall(r'\d+', title)
+        suggestion_id = ''.join(numbers)
+        author = interaction.user
+        server = interaction.guild.id
+        old_channel = interaction.guild.get_channel(
+            await self.config.guild(interaction.guild).suggest_id()
+        )
+        if approve:
+            channel = interaction.guild.get_channel(
+                await self.config.guild(interaction.guild).approve_id()
+            )
+        else:
+            channel = interaction.guild.get_channel(
+                await self.config.guild(interaction.guild).denied_id()
+            )
+        msg_id = await self.config.custom("SUGGESTION", server, suggestion_id).msg_id()
+        if (
+                msg_id != 0
+                and await self.config.custom("SUGGESTION", server, suggestion_id).finished()
+        ):
+            return await interaction.response.send_message("This suggestion has been finished already.")
+        try:
+            old_msg = await old_channel.fetch_message(msg_id)
+        except discord.NotFound:
+            return await interaction.response.send_message("Uh oh, message with this ID doesn't exist.")
+        if not old_msg:
+            return await interaction.response.send_message("Uh oh, message with this ID doesn't exist.")
+        embed = old_msg.embeds[0]
+        content = old_msg.content
+
+        approved = "Approved" if approve else "Denied"
+
+        embed.title = f"Suggestion {approved} (#{suggestion_id})"
+        footer = [f"{approved} by {self.check_discrim(author)} • ({author.id})",
+                  author.display_avatar.replace(format="png", size=512)]
+        embed.set_footer(
+            text=footer[0],
+            icon_url=footer[1]
+        )
+        embed.add_field(
+            name="Results", value=await self._get_results(await commands.Context.from_interaction(interaction), old_msg), inline=False
+        )
+        if reason:
+            embed.add_field(name="Reason", value=reason, inline=False)
+            await self.config.custom("SUGGESTION", server, suggestion_id).reason.set(
+                True
+            )
+            await self.config.custom("SUGGESTION", server, suggestion_id).rtext.set(
+                reason
+            )
+
+        if channel:
+            if not await self.config.guild(interaction.guild).same():
+                if await self.config.guild(interaction.guild).delete_suggestion():
+                    await old_msg.delete()
+                nmsg = await channel.send(content=content, embed=embed)
+                await self.config.custom(
+                    "SUGGESTION", server, suggestion_id
+                ).msg_id.set(nmsg.id)
+            else:
+                await old_msg.edit(content=content, embed=embed)
+        else:
+            if not await self.config.guild(interaction.guild).same():
+                if await self.config.guild(interaction.guild).delete_suggestion():
+                    await old_msg.delete()
+                await self.config.custom(
+                    "SUGGESTION", server, suggestion_id
+                ).msg_id.set(1)
+            else:
+                await old_msg.edit(content=content, embed=embed)
+        await self.config.custom("SUGGESTION", server, suggestion_id).finished.set(True)
+        if approve:
+            await self.config.custom("SUGGESTION", server, suggestion_id).approved.set(
+                True
+            )
+        else:
+            await self.config.custom("SUGGESTION", server, suggestion_id).denied.set(
+                True
+            )