import warnings

from .basic_utils import basicOperator, deep_copy_dicts, overwrite_dicts

__all__ = ["tile"]

default_params = {
    # op related
    "op": "TILE",
    "input_idx": None,
    "output_idx": None,
    # tensor related
    "input_dim": None,
    "input_h": None,
    "input_w": None,
    "input_c": None,
    "output_dim": None,
    "output_h": None,
    "output_w": None,
    "output_c": None,
    "output_size": None,
    "reps_size": None,
    "reps": None,
    "input_dtype": "float32",
    "output_dtype": "float32",
    # quantization related
    "weight_value": None,
    "bias": None,
    "input_zero_point": None,
    "output_zero_point": None,
    "input_scale": None,
    "output_scale": None,
    "multiplier": None,
    "shift": None,
}


class tile(basicOperator):
    rep_cnt = 0

    def __init__(self, params: dict) -> None:
        self.params = deep_copy_dicts(default_params)
        overwrite_dicts(self.params, params)
        super().__init__()
        # handle input/output tensors in HWC format
        self._add_input(
            self.params["input_idx"],
            self.params["input_dtype"],
            self.params["input_h"],
            self.params["input_w"],
            self.params["input_c"],
        )
        self._add_output(
            self.params["output_idx"],
            self.params["output_dtype"],
            self.params["output_h"],
            self.params["output_w"],
            self.params["output_c"],
        )

        self.params["output_size"] = self.params["output_c"] * self.params["output_h"] * self.params["output_w"]
        if None in default_params:
            warnings.warn(f"parameters are not all set for op {self.params['op']}")

    def generate_inference_str(self):
        params = self.params
        if params["input_dtype"] == "float32":
            string = (
                f"tile_3D({self._getBufferstrCast(params['input_buf_add'], params['input_buf_add_offset'])},"
                + f"{self.params['input_h']},{self.params['input_w']},{self.params['input_c']},"
                + f"{self._getBufferstrCast(params['output_buf_add'], params['output_buf_add_offset'])},"
                + f"{self.params['output_h']},"
                + f"{self.params['output_w']},{self.params['output_c']});\n"
            )
            tile.rep_cnt += 1
        else:
            raise NotImplementedError

        return string