from exporters import Exporter
from os.path import splitext, basename
from workspace_tools.targets import TARGET_NAMES


class IntermediateFile(Exporter):
    NAME = 'EmBlocks'
    TOOLCHAIN = 'GCC_ARM'

    # we support all targets (is handled on IDE side)
    TARGETS = TARGET_NAMES

    FILE_TYPES = {
        'headers': 'h',
        'c_sources': 'c',
        's_sources': 'a',
        'cpp_sources': 'cpp'
    }


    def generate(self):
        self.resources.win_to_unix()
        source_files = []
        for r_type, n in IntermediateFile.FILE_TYPES.iteritems():
            for file in getattr(self.resources, r_type):
                source_files.append({
                    'name': file, 'type': n
                })

        libraries = []
        for lib in self.resources.libraries:
            l, _ = splitext(basename(lib))
            libraries.append(l[3:])


        if self.resources.linker_script is None:
            self.resources.linker_script = ''

        ctx = {
            'name': self.program_name,
            'target': self.target,
            'toolchain': self.toolchain.name,
            'source_files': source_files,
            'include_paths': self.resources.inc_dirs,
            'script_file': self.resources.linker_script,
            'library_paths': self.resources.lib_dirs,
            'libraries': libraries,
            'symbols': self.toolchain.get_symbols(),
            'object_files': self.resources.objects,
            'sys_libs': self.toolchain.sys_libs,
            'cc_org': self.toolchain.cc[1:],
            'ld_org': self.toolchain.ld[1:],
            'cppc_org': self.toolchain.cppc[1:]
        }

        # EmBlocks intermediate file template
        self.gen_file('emblocks.eix.tmpl', ctx, '%s.eix' % self.program_name)