__init__.py

from pythonforandroid.recipe import PyProjectRecipe
from pythonforandroid.toolchain import shprint, current_directory, info
from pythonforandroid.patching import will_build
import sh
from os.path import exists, join


class PyjniusRecipe(PyProjectRecipe):
    version = '1.7.0'
    url = 'https://github.com/kivy/pyjnius/archive/{version}.zip'
    name = 'pyjnius'
    depends = [('genericndkbuild', 'sdl2', 'sdl3'), 'six']
    site_packages_name = 'jnius'
    hostpython_prerequisites = ["Cython<3.2"]
    patches = [
        "use_cython.patch",
        ('genericndkbuild_jnienv_getter.patch', will_build('genericndkbuild')),
        ('sdl3_jnienv_getter.patch', will_build('sdl3')),
    ]

    def get_recipe_env(self, arch, **kwargs):
        env = super().get_recipe_env(arch, **kwargs)

        generic_main_libs = (
            join(self.ctx.bootstrap.build_dir, 'libs', arch.arch,
                 'libmain_{}.so'.format(arch.arch)),
            join(self.ctx.bootstrap.build_dir, 'obj', 'local', arch.arch,
                 'libmain_{}.so'.format(arch.arch)),
        )
        if any(exists(lib) for lib in generic_main_libs):
            env['PYJNIUS_ANDROID_LIBMAIN'] = 'main_{}'.format(arch.arch)

        # Taken from CythonRecipe
        env['LDFLAGS'] = env['LDFLAGS'] + ' ' + ' '.join([
            '-L{}'.format(self.ctx.get_libs_dir(arch.arch)),
            '-L{}'.format(self.ctx.libs_dir),
            '-L{}'.format(join(self.ctx.bootstrap.build_dir, 'libs',
                               arch.arch)),
            '-L{}'.format(join(self.ctx.bootstrap.build_dir, 'obj', 'local',
                               arch.arch)),
        ])
        env['LDSHARED'] = env['CC'] + ' -shared'
        env['LIBLINK'] = 'NOTNONE'

        # NDKPLATFORM is our switch for detecting Android platform, so can't be None
        env['NDKPLATFORM'] = "NOTNONE"
        return env

    def postbuild_arch(self, arch):
        super().postbuild_arch(arch)
        info('Copying pyjnius java class to classes build dir')
        with current_directory(self.get_build_dir(arch.arch)):
            shprint(sh.cp, '-a', join('jnius', 'src', 'org'), self.ctx.javaclass_dir)


recipe = PyjniusRecipe()