From 22a73ba0c6dc7177c8c430ce30b03290beb27685 Mon Sep 17 00:00:00 2001
From: Conatum <cona@thewisewolf.dev>
Date: Wed, 26 Jan 2022 12:56:35 +0200
Subject: [PATCH] (meta): Send message on guild join.

---
 bot/modules/meta/__init__.py     |  2 ++
 bot/modules/meta/help.py         |  7 ++---
 bot/modules/meta/join_message.py | 46 ++++++++++++++++++++++++++++++++
 bot/modules/meta/lib.py          |  5 ++++
 bot/modules/meta/links.py        |  5 ++--
 5 files changed, 60 insertions(+), 5 deletions(-)
 create mode 100644 bot/modules/meta/join_message.py
 create mode 100644 bot/modules/meta/lib.py

diff --git a/bot/modules/meta/__init__.py b/bot/modules/meta/__init__.py
index 83c6781c..3803e00a 100644
--- a/bot/modules/meta/__init__.py
+++ b/bot/modules/meta/__init__.py
@@ -1,5 +1,7 @@
+# flake8: noqa
 from .module import module
 
 from . import help
 from . import links
 from . import nerd
+from . import join_message
diff --git a/bot/modules/meta/help.py b/bot/modules/meta/help.py
index 191c5328..161e52c8 100644
--- a/bot/modules/meta/help.py
+++ b/bot/modules/meta/help.py
@@ -6,6 +6,7 @@ from utils import interactive, ctx_addons  # noqa
 from wards import is_guild_admin
 
 from .module import module
+from .lib import guide_link
 
 
 # Set the command groups to appear in the help
@@ -46,9 +47,9 @@ header = """
 [StudyLion](https://bot.studylions.com/) is a fully featured study assistant \
     that tracks your study time and offers productivity tools \
     such as to-do lists, task reminders, private study rooms, group accountability sessions, and much much more.\n
-Use `{ctx.best_prefix}help <command>` (e.g. `{ctx.best_prefix}help send`) to learn how to use each command, \
-    or [click here](https://discord.studylions.com/tutorial) for a comprehensive tutorial.
-"""
+Use `{{ctx.best_prefix}}help <command>` (e.g. `{{ctx.best_prefix}}help send`) to learn how to use each command, \
+    or [click here]({guide_link}) for a comprehensive tutorial.
+""".format(guide_link=guide_link)
 
 
 @module.cmd("help",
diff --git a/bot/modules/meta/join_message.py b/bot/modules/meta/join_message.py
new file mode 100644
index 00000000..c3cdc18a
--- /dev/null
+++ b/bot/modules/meta/join_message.py
@@ -0,0 +1,46 @@
+import discord
+
+from cmdClient import cmdClient
+
+from meta import client, conf
+from .lib import guide_link, animation_link
+
+
+message = """
+Thank you for inviting me to your community.
+Get started by typing `{prefix}help` to see my commands, and `{prefix}config info` \
+    to read about my configuration options!
+
+To learn how to configure me and use all of my features, \
+    make sure to [click here]({guide_link}) to read our full setup guide.
+
+Remember, if you need any help configuring me, \
+    want to suggest a feature, report a bug and stay updated, \
+    make sure to join our main support and study server by [clicking here]({support_link}).
+
+Best of luck with your studies!
+
+""".format(
+    guide_link=guide_link,
+    support_link=conf.bot.get('support_link'),
+    prefix=client.prefix
+)
+
+
+@client.add_after_event('guild_join', priority=0)
+async def post_join_message(client: cmdClient, guild: discord.Guild):
+    if (channel := guild.system_channel) and channel.permissions_for(guild.me).embed_links:
+        embed = discord.Embed(
+            description=message
+        )
+        embed.set_author(
+            name="Hello! My name is Leo",
+            icon_url="https://cdn.discordapp.com/emojis/933610591459872868.webp"
+        )
+        embed.set_image(url=animation_link)
+        try:
+            await channel.send(embed=embed)
+        except discord.HTTPException:
+            # Something went wrong sending the hi message
+            # Not much we can do about this
+            pass
diff --git a/bot/modules/meta/lib.py b/bot/modules/meta/lib.py
new file mode 100644
index 00000000..22b42474
--- /dev/null
+++ b/bot/modules/meta/lib.py
@@ -0,0 +1,5 @@
+guide_link = "https://discord.studylions.com/tutorial"
+
+animation_link = (
+    "https://media.discordapp.net/attachments/879412267731542047/926837189814419486/ezgif.com-resize.gif"
+)
diff --git a/bot/modules/meta/links.py b/bot/modules/meta/links.py
index dc80a6d5..476caf26 100644
--- a/bot/modules/meta/links.py
+++ b/bot/modules/meta/links.py
@@ -5,6 +5,7 @@ from meta import conf
 from LionContext import LionContext as Context
 
 from .module import module
+from .lib import guide_link
 
 
 @module.cmd(
@@ -38,7 +39,7 @@ async def cmd_invite(ctx: Context):
     """
     embed = discord.Embed(
         colour=discord.Colour.orange(),
-        description=f"Click here] to add me to your server: {conf.bot.get('invite_link')}"
+        description=f"Click here to add me to your server: {conf.bot.get('invite_link')}"
     )
     embed.add_field(
         name="Setup tips",
@@ -50,7 +51,7 @@ async def cmd_invite(ctx: Context):
         ).format(
             prefix=ctx.best_prefix,
             support=conf.bot.get('support_link'),
-            guide="https://discord.studylions.com/tutorial"
+            guide=guide_link
         )
     )
     await ctx.reply(embed=embed)