[V3 Everything] Package bot and write setup scripts (#964)

Ya'll are gonna hate me.

* Initial modifications

* Add initial setup.py

* working setup py help

* Modify setup file to package stuff

* Move a bunch of shit and fix imports

* Fix or skip tests

* Must add init files for find_packages to work

* Move main to scripts folder and rename

* Add shebangs

* Copy over translation files

* WORKING PIP INSTALL

* add dependency information

* Hardcoded version for now, will need to figure out a better way to do this

* OKAY ITS FINALLY FUCKING WORKING

* Add this guy

* Fix stuff

* Change readme to rst

* Remove double sentry opt in

* Oopsie

* Fix this thing

* Aaaand fix test

* Aaaand fix test

* Fix core cog importing and default cog install path

* Adjust readme

* change instance name from optional to required

* Ayyy let's do more dependency injection

redbot/setup.py

@@ -0,0 +1,107 @@
+#!/usr/bin/env python
+
+import sys
+from copy import deepcopy
+from pathlib import Path
+
+import appdirs
+
+from redbot.core.json_io import JsonIO
+from redbot.core.data_manager import basic_config_default
+from redbot.core.cli import confirm
+
+appdir = appdirs.AppDirs("Red-DiscordBot")
+config_dir = Path(appdir.user_config_dir)
+config_dir.mkdir(parents=True, exist_ok=True)
+config_file = config_dir / 'config.json'
+
+
+def load_existing_config():
+    if not config_file.exists():
+        return {}
+
+    return JsonIO(config_file)._load_json()
+
+
+def save_config(name, data):
+    config = load_existing_config()
+    config[name] = data
+    JsonIO(config_file)._save_json(config)
+
+
+def basic_setup():
+    """
+    Creates the data storage folder.
+    :return:
+    """
+
+    default_data_dir = Path(appdir.user_data_dir)
+
+    print("Hello! Before we begin the full configuration process we need to"
+          " gather some initial information about where you'd like us"
+          " to store your bot's data. We've attempted to figure out a"
+          " sane default data location which is printed below. If you don't"
+          " want to change this default please press [ENTER], otherwise"
+          " input your desired data location.")
+    print()
+    print("Default: {}".format(default_data_dir))
+
+    new_path = input('> ')
+
+    if new_path != '':
+        new_path = Path(new_path)
+        default_data_dir = new_path
+
+    if not default_data_dir.exists():
+        try:
+            default_data_dir.mkdir(parents=True, exist_ok=True)
+        except OSError:
+            print("We were unable to create your chosen directory."
+                  " You may need to restart this process with admin"
+                  " privileges.")
+            sys.exit(1)
+
+    print("You have chosen {} to be your data directory."
+          "".format(default_data_dir))
+    if not confirm("Please confirm (y/n):"):
+        print("Please start the process over.")
+        sys.exit(0)
+
+    default_dirs = deepcopy(basic_config_default)
+    default_dirs['DATA_PATH'] = str(default_data_dir.resolve())
+
+    storage_dict = {
+        1: "JSON",
+        2: "MongoDB"
+    }
+    storage = None
+    while storage is None:
+        print()
+        print("Please choose your storage backend (if you're unsure, choose 1).")
+        print("1. JSON (file storage, requires no database).")
+        print("2. MongoDB")
+        storage = input("> ")
+        try:
+            storage = int(storage)
+        except ValueError:
+            storage = None
+        else:
+            if storage not in storage_dict:
+                storage = None
+
+    default_dirs['STORAGE_TYPE'] = storage_dict[storage]
+
+    name = ""
+    while len(name) == 0:
+        print()
+        print("Please enter a name for your instance, this name cannot include spaces"
+              " and it will be used to run your bot from here on out.")
+        name = input("> ")
+        if " " in name:
+            name = ""
+
+    save_config(name, default_dirs)
+
+    print()
+    print("Your basic configuration has been saved. Please run `redbot <name>` to"
+          " continue your setup process and to run the bot.")