Generate new Fabric/Forge/Quilt/Architectury mod

new-minecraft-mod.py

#!/usr/bin/env python

"""
Script to help create new modding projects.

Execute this inside the template folder and
fill in the form.
"""

import os

def main():
    settings = {
        "name": "Mod Name",
        "id": "Mod Id",
        "description": "Mod Description",
        "author": "Author",
        "license": "License",
        "website": "Website",
        "package": "Java Package",
    }

    defaults = {
        "id": lambda info: info["name"].replace(" ", "").lower(),
        "package": lambda info: "com." + info["author"].lower() + "." + info["id"],
        "license": lambda _: "MIT",
    }

    info = {}
    print("Enter mod info, ^C to quit.")
    for setting, description in settings.items():
        default = ""
        if setting in defaults:
            default = defaults[setting](info)
            description += f" ({default})"
        info[setting] = input(description + ": ") or default

    replacements = {
        "architectury-example-mod": info["name"].lower().replace(" ", "-"),
        "example-mod": info["name"].lower().replace(" ", "-"),
        "net/examplemod": info["package"].replace(".", "/"),
        "Example Mod": info["name"],
        "This is an example description! Tell everyone what your mod is about!": info["description"],
        "Me!": info["author"],
        "Insert License Here": info["license"],
        "net.examplemod": info["package"],
        "examplemod": info["name"].replace(" ", "").lower(),
        "ExampleMod": info["name"].replace(" ", ""),
    }

    for root, _, files in os.walk("."):
        for file in files:
            old = os.path.join(root, file)
            if old[0:1] == "./":
                continue
            new = old
            for replacement, to in replacements.items():
                new = new.replace(replacement, to)
            if old != new:
                print(f"{old} -> {new}")
                os.renames(old, new)
            try:
                with open(new) as original:
                    print(f"Replace in {new}:")
                    old_content = original.read()
                    new_content = old_content
                    for what, to in replacements.items():
                        if what in new_content:
                            print(f"   {what} -> {to}")
                        new_content = new_content.replace(what, to)
                    if old_content != new_content:
                        print(f"Replace in {new}")
                        with open(new, "w") as modified:
                            modified.write(new_content)
            except UnicodeDecodeError:
                print(f"Can't read {new}")

if __name__ == "__main__":
    main()