Beet plugin for autoreloading datapacks

autoreload.py

from beet import Context, Function
import time
import os
import shutil
import datetime


def beet_default(ctx: Context):
    if delete_from_link(ctx):
        time.sleep(0.2)

    ctx.data["autoreload:load"] = Function(
        ["scoreboard objectives add _beet_autoreload dummy"], tags=["minecraft:load"]
    )
    ctx.data["autoreload:tick"] = Function(
        ["execute if score .delta _beet_autoreload matches 1.. run reload",
         "execute if score .delta _beet_autoreload matches 1.. run tellraw @a {\"text\":\"[" +
            str(datetime.datetime.now()) +
         "] /reload\",\"bold\":true,\"color\":\"gold\"}",
         "execute store result score .pack_count _beet_autoreload run datapack list available",
         "scoreboard players operation .delta _beet_autoreload = .pack_count _beet_autoreload",
         "scoreboard players operation .delta _beet_autoreload -= .old_pack_count _beet_autoreload",
         "scoreboard players operation .old_pack_count _beet_autoreload = .pack_count _beet_autoreload", ],
        tags=["minecraft:tick"]
    )


def delete_from_link(ctx: Context):
    if path := ctx.cache["link"].json.get("data_pack"):
        if os.path.split(path)[1] != "datapacks":
            return False

        path = os.path.join(path, ctx.project_id + "_data_pack")
        exists = os.path.exists(path)
        if exists:
            shutil.rmtree(path)
        return exists

    return False