personal/q3k/minecraft/plugin/defs.bzl

load("//bzl:rules.bzl", copy_binary="copy_go_binary")

def _plugin_yml_gen_impl(ctx):
    ctx.actions.run(
        mnemonic = "PluginYmlGen",
        progress_message = "Generating plugin.yml",

        inputs = [ctx.info_file],
        outputs = [ctx.outputs.out],
        executable = ctx.executable._genpluginyml,
        arguments = [
            "-name", ctx.label.name,
            "-author", ctx.attr.author,
            "-main", ctx.attr.main,
            "-version", ctx.attr.version,
            "-status_file", ctx.info_file.path,
            "-out_file", ctx.outputs.out.path,
        ],
    )

plugin_yml_gen = rule(
    implementation = _plugin_yml_gen_impl,
    attrs = {
        "main": attr.string(mandatory = True),
        "version": attr.string(default = ""),
        "author": attr.string(default = "bazel"),
        "_genpluginyml": attr.label(
            default = Label("//personal/q3k/minecraft/plugin:genpluginyml"),
            cfg = "host",
            executable = True,
            allow_files = True,
        ),
    },
    outputs = {
        "out": "plugin.yml",
    },
)

def bukkit_plugin(name, srcs, deps, main, author="", version=""):
    ymlname = name + "-yml"
    plugin_yml_gen(
        name = ymlname,
        author = author,
        version = version,
        main = main,
    )

    jarname = name + "-jar"
    native.java_binary(
        name = jarname,
        create_executable = False,
        srcs = srcs,
        deps = deps,
        classpath_resources = [":" + ymlname],
    )

    copy_binary(
        name = name + ".jar",
        src = ":" + jarname + "_deploy.jar",
    )
    native.alias(
        name = name,
        actual = ":" + name + ".jar",
    )