#!/usr/bin/env python3

import hammer_vlsi
from hammer_vlsi import CLIDriver

from typing import Dict, Callable, Optional

def example_place_tap_cells(x: hammer_vlsi.HammerTool) -> bool:
    x.append('''
# TODO
''')
    return True

class ExampleDriver(CLIDriver):

    def action_map(self) -> Dict[str, Callable[[hammer_vlsi.HammerDriver, Callable[[str], None]], Optional[dict]]]:
        par_action = self.create_par_action(custom_hooks=[
            hammer_vlsi.HammerTool.make_replacement_hook("place_tap_cells", example_place_tap_cells)
        ])

        new_dict = dict(super().action_map())
        new_dict.update({
            "par": par_action
        })
        return new_dict

    def par_action(self, driver: hammer_vlsi.HammerDriver, append_error_func: Callable[[str], None]) -> Optional[dict]:
        if not driver.load_par_tool():
            return None
        success, par_output = driver.run_par(hook_actions=[
            hammer_vlsi.HammerTool.make_replacement_hook("place_tap_cells", example_place_tap_cells)
            ])
        return par_output

if __name__ == '__main__':
    ExampleDriver().main()