# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this file,
# You can obtain one at http://mozilla.org/MPL/2.0/.

"""
This module contains a set of shortcut methods that create runners for commonly
used Mozilla applications, such as Firefox or B2G emulator.
"""

from .application import get_app_context
from .base import DeviceRunner, GeckoRuntimeRunner
from .devices import Emulator, Device


def Runner(*args, **kwargs):
    """
    Create a generic GeckoRuntime runner.

    :param binary: Path to binary.
    :param cmdargs: Arguments to pass into binary.
    :param profile: Profile object to use.
    :param env: Environment variables to pass into the gecko process.
    :param clean_profile: If True, restores profile back to original state.
    :param process_class: Class used to launch the binary.
    :param process_args: Arguments to pass into process_class.
    :param symbols_path: Path to symbol files used for crash analysis.
    :returns: A generic GeckoRuntimeRunner.
    """
    return GeckoRuntimeRunner(*args, **kwargs)


def FirefoxRunner(*args, **kwargs):
    """
    Create a desktop Firefox runner.

    :param binary: Path to Firefox binary.
    :param cmdargs: Arguments to pass into binary.
    :param profile: Profile object to use.
    :param env: Environment variables to pass into the gecko process.
    :param clean_profile: If True, restores profile back to original state.
    :param process_class: Class used to launch the binary.
    :param process_args: Arguments to pass into process_class.
    :param symbols_path: Path to symbol files used for crash analysis.
    :returns: A GeckoRuntimeRunner for Firefox.
    """
    kwargs['app_ctx'] = get_app_context('firefox')()
    return GeckoRuntimeRunner(*args, **kwargs)


def ThunderbirdRunner(*args, **kwargs):
    """
    Create a desktop Thunderbird runner.

    :param binary: Path to Thunderbird binary.
    :param cmdargs: Arguments to pass into binary.
    :param profile: Profile object to use.
    :param env: Environment variables to pass into the gecko process.
    :param clean_profile: If True, restores profile back to original state.
    :param process_class: Class used to launch the binary.
    :param process_args: Arguments to pass into process_class.
    :param symbols_path: Path to symbol files used for crash analysis.
    :returns: A GeckoRuntimeRunner for Thunderbird.
    """
    kwargs['app_ctx'] = get_app_context('thunderbird')()
    return GeckoRuntimeRunner(*args, **kwargs)


def MetroRunner(*args, **kwargs):
    """
    Create a Windows metro Firefox runner.

    :param binary: Path to metro Firefox binary.
    :param cmdargs: Arguments to pass into binary.
    :param profile: Profile object to use.
    :param env: Environment variables to pass into the gecko process.
    :param clean_profile: If True, restores profile back to original state.
    :param process_class: Class used to launch the binary.
    :param process_args: Arguments to pass into process_class.
    :param symbols_path: Path to symbol files used for crash analysis.
    :returns: A GeckoRuntimeRunner for metro Firefox.
    """
    kwargs['app_ctx'] = get_app_context('metro')()
    return GeckoRuntimeRunner(*args, **kwargs)


def B2GDesktopRunner(*args, **kwargs):
    """
    Create a B2G desktop runner.

    :param binary: Path to b2g desktop binary.
    :param cmdargs: Arguments to pass into binary.
    :param profile: Profile object to use.
    :param env: Environment variables to pass into the gecko process.
    :param clean_profile: If True, restores profile back to original state.
    :param process_class: Class used to launch the binary.
    :param process_args: Arguments to pass into process_class.
    :param symbols_path: Path to symbol files used for crash analysis.
    :returns: A GeckoRuntimeRunner for b2g desktop.
    """
    # There is no difference between a generic and b2g desktop runner,
    # but expose a separate entry point for clarity.
    return Runner(*args, **kwargs)


def B2GEmulatorRunner(arch='arm',
                      b2g_home=None,
                      adb_path=None,
                      logdir=None,
                      binary=None,
                      no_window=None,
                      resolution=None,
                      sdcard=None,
                      userdata=None,
                      **kwargs):
    """
    Create a B2G emulator runner.

    :param arch: The architecture of the emulator, either 'arm' or 'x86'. Defaults to 'arm'.
    :param b2g_home: Path to root B2G repository.
    :param logdir: Path to save logfiles such as logcat and qemu output.
    :param no_window: Run emulator without a window.
    :param resolution: Screen resolution to set emulator to, e.g '800x1000'.
    :param sdcard: Path to local emulated sdcard storage.
    :param userdata: Path to custom userdata image.
    :param profile: Profile object to use.
    :param env: Environment variables to pass into the b2g.sh process.
    :param clean_profile: If True, restores profile back to original state.
    :param process_class: Class used to launch the b2g.sh process.
    :param process_args: Arguments to pass into the b2g.sh process.
    :param symbols_path: Path to symbol files used for crash analysis.
    :returns: A DeviceRunner for B2G emulators.
    """
    kwargs['app_ctx'] = get_app_context('b2g')(b2g_home, adb_path=adb_path)
    device_args = { 'app_ctx': kwargs['app_ctx'],
                    'arch': arch,
                    'binary': binary,
                    'resolution': resolution,
                    'sdcard': sdcard,
                    'userdata': userdata,
                    'no_window': no_window,
                    'logdir': logdir }
    return DeviceRunner(device_class=Emulator,
                        device_args=device_args,
                        **kwargs)

def B2GDeviceRunner(b2g_home=None,
                    adb_path=None,
                    logdir=None,
                    serial=None,
                    **kwargs):
    """
    Create a B2G device runner.

    :param b2g_home: Path to root B2G repository.
    :param logdir: Path to save logfiles such as logcat.
    :param serial: Serial of device to connect to as seen in `adb devices`.
    :param profile: Profile object to use.
    :param env: Environment variables to pass into the b2g.sh process.
    :param clean_profile: If True, restores profile back to original state.
    :param process_class: Class used to launch the b2g.sh process.
    :param process_args: Arguments to pass into the b2g.sh process.
    :param symbols_path: Path to symbol files used for crash analysis.
    :returns: A DeviceRunner for B2G devices.
    """
    kwargs['app_ctx'] = get_app_context('b2g')(b2g_home, adb_path=adb_path)
    device_args = { 'app_ctx': kwargs['app_ctx'],
                    'logdir': logdir,
                    'serial': serial }
    return DeviceRunner(device_class=Device,
                        device_args=device_args,
                        **kwargs)


runners = {
 'default': Runner,
 'b2g_desktop': B2GDesktopRunner,
 'b2g_emulator': B2GEmulatorRunner,
 'b2g_device': B2GDeviceRunner,
 'firefox': FirefoxRunner,
 'metro': MetroRunner,
 'thunderbird': ThunderbirdRunner,
}