# -*- Mode: Python -*- vi:si:et:sw=4:sts=4:ts=4:syntax=python
import re
import shutil
from cerbero.utils.shell import async_call_output
from cerbero.ide.xcode.fwlib import DynamicFrameworkLibrary

class Recipe(recipe.Recipe):
    name = 'gstreamer-1.0-osx-framework'
    version = '0.1'
    stype = SourceType.CUSTOM
    btype = BuildType.CUSTOM
    deps = ['pkg-config', 'gstreamer-1.0', 'gst-plugins-base-1.0', 'gst-plugins-bad-1.0', 'gst-rtsp-server-1.0']

    files_library = ['lib/GStreamer']

    async def _get_installed_gst_libs(self):
        args = [self.env['PKG_CONFIG'], '--list-all']
        out = await async_call_output(args, logfile=self.logfile, cpu_bound=False, env=self.env)
        gstlibs = []
        gstlib_regex = re.compile(r'^(gstreamer-.*1\.0)\s+')
        for line in out.split('\n'):
            m = gstlib_regex.search(line)
            # Not a gstreamer pkgconfig file
            if not m:
                continue
            gstlib = m.groups()[0]
            # Not a gstreamer library pkgconfig file
            if 'gstreamer-plugins-' in gstlib:
                continue
            gstlibs.append(gstlib)
        return gstlibs

    async def install(self):
        libname = os.path.join(self.config.libdir, 'GStreamer')
        install_name = '@rpath/GStreamer.framework/Versions/1.0/lib/GStreamer'
        libs = await self._get_installed_gst_libs()
        if not libs:
            raise FatalError('No gstreamer libraries were found in the prefix!')
        fwlib = DynamicFrameworkLibrary(self.config.min_osx_sdk_version, self.config.target_distro, libname, install_name, libs, self.config.target_arch, env=self.env)
        fwlib.create()