import os
from subprocess import (call)
from .kiplot import (check_eeschema_do, GS)
from .misc import (CMD_EESCHEMA_DO, PDF_SCH_PRINT)
from kiplot.macros import macros, document, output_class  # noqa: F401
from . import log

logger = log.get_logger(__name__)


@output_class
class PDF_Sch_Print(BaseOutput):  # noqa: F821
    """ PDF Schematic Print (Portable Document Format)
        Exports the PCB to the most common exhange format. Suitable for printing.
        This is the main format to document your schematic.
        This output is what you get from the 'File/Print' menu in eeschema. """
    def __init__(self, name, type, description):
        super(PDF_Sch_Print, self).__init__(name, type, description)
        self._sch_related = True
        # Options
        with document:
            self.output = ''
            """ filename for the output PDF (the name of the schematic if empty) """  # pragma: no cover

    def run(self, output_dir, board):
        check_eeschema_do()
        cmd = [CMD_EESCHEMA_DO, 'export', '--all_pages', '--file_format', 'pdf', GS.sch_file, output_dir]
        if GS.debug_enabled:
            cmd.insert(1, '-vv')
            cmd.insert(1, '-r')
        logger.debug('Executing: '+str(cmd))
        ret = call(cmd)
        if ret:
            logger.error(CMD_EESCHEMA_DO+' returned %d', ret)
            exit(PDF_SCH_PRINT)
        if self.output:
            cur = os.path.abspath(os.path.join(output_dir, os.path.splitext(os.path.basename(GS.pcb_file))[0]) + '.pdf')
            new = os.path.abspath(os.path.join(output_dir, self.output))
            logger.debug('Moving '+cur+' -> '+new)
            os.rename(cur, new)