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# WebKit's Python module for understanding the various ports

import os

from optparse import make_option

class WebKitPort():
    # We might need to pass scm into this function for scm.checkout_root
    @classmethod
    def script_path(cls, script_name):
        return os.path.join("WebKitTools", "Scripts", script_name)

    @staticmethod
    def port(port_name):
        if port_name == "mac":
            return MacPort
        if port_name == "qt":
            return QtPort
        if port_name == "chromium":
            return ChromiumPort
        # FIXME: We should default to WinPort on Windows.
        return MacPort

    @classmethod
    def name(cls):
        raise NotImplementedError, "subclasses must implement"

    @classmethod
    def flag(cls):
        raise NotImplementedError, "subclasses must implement"

    @classmethod
    def update_webkit_command(cls):
        return [cls.script_path("update-webkit")]

    @classmethod
    def build_webkit_command(cls):
        return [cls.script_path("build-webkit")]

    @classmethod
    def run_webkit_tests_command(cls):
        return [cls.script_path("run-webkit-tests")]


class MacPort(WebKitPort):
    @classmethod
    def name(cls):
        return "Mac"

    @classmethod
    def flag(cls):
        return "--port=mac"


class QtPort(WebKitPort):
    @classmethod
    def name(cls):
        return "Qt"

    @classmethod
    def flag(cls):
        return "--port=qt"

    @classmethod
    def build_webkit_command(cls):
        command = WebKitPort.build_webkit_command()
        command.append("--qt")
        return command


class ChromiumPort(WebKitPort):
    @classmethod
    def name(cls):
        return "Chromium"

    @classmethod
    def flag(cls):
        return "--port=chromium"

    @classmethod
    def update_webkit_command(cls):
        command = WebKitPort.update_webkit_command()
        command.append("--chromium")
        return command

    @classmethod
    def build_webkit_command(cls):
        command = WebKitPort.build_webkit_command()
        command.append("--chromium")
        return command