#!/usr/bin/env python
# -*- coding: UTF-8 -*-
"""
Created on Feb  28 20:56:45 2020
Copyright (c) Huawei Technologies Co., Ltd. 2020-2021. All rights reserved.
"""

import os
import sys

OP_ALL = "__ALLOP__"
SOC_ALL = "__ALLSOC__"
SOC_TO_SHORT_SOC_MAP = {
    "ascend910a": "ascend910",
    "ascend910proa": "ascend910",
    "ascend910b": "ascend910",
    "ascend910prob": "ascend910",
    "ascend910premiuma": "ascend910",
    "ascend910b1": "ascend910b",
    "ascend910b2": "ascend910b",
    "ascend910b2c": "ascend910b",
    "ascend910b3": "ascend910b",
    "ascend910b4": "ascend910b",
    "ascend910b4-1": "ascend910b",
    "ascend910_9391": "ascend910_93",
    "ascend910_9381": "ascend910_93",
    "ascend910_9372": "ascend910_93",
    "ascend910_9392": "ascend910_93",
    "ascend910_9382": "ascend910_93",
    "ascend910_9362": "ascend910_93",
    "ascend310p1": "ascend310p",
    "ascend310p3": "ascend310p",
    "ascend310p5": "ascend310p",
    "ascend310p7": "ascend310p",
    "ascend310p3vir01": "ascend310p",
    "ascend310p3vir02": "ascend310p",
    "ascend310p3vir04": "ascend310p",
    "ascend310p3vir08": "ascend310p",
    "ascend310b1": "ascend310b",
    "bs9sx1aa": "bs9sx1a",
    "ascend610lite": "ascend610lite",
}
CONFLICT_KEYWORDS = {
    "and",
    "as",
    "assert",
    "break",
    "class",
    "continue",
    "def",
    "del",
    "elif",
    "else",
    "except",
    "finally",
    "for",
    "from",
    "global",
    "if",
    "import",
    "in",
    "is",
    "lambda",
    "not",
    "or",
    "pass",
    "raise",
    "return",
    "try",
    "while",
    "with",
    "yield",
    "False",
    "None",
    "True",
    "nonlocal",
    "arg",
    "__inputs__",
    "__outputs__",
    "options",
    "bisheng",
    "bisheng_path",
    "tikcpp_path",
    "impl_mode",
    "custom_compile_options",
    "custom_all_compile_options",
    "soc_version",
    "soc_short",
    "custom_compile_options_soc",
    "custom_all_compile_options_soc",
    "origin_func_name",
    "ascendc_src_dir_ex",
    "ascendc_src_dir",
    "ascendc_src_file",
    "src",
    "op_type",
    "code_channel",
    "op_info",
    "compile_op",
    "get_code_channel",
    "result",
    "__attrs__",
    "isinstance",
    "attr",
    "get_current_build_config",
    "_build_args",
    "get_dtype_fmt_options",
    "shutil",
    "os",
    "get_kernel_source",
}


class OpDesc:
    def __init__(self: any, op_type: str):
        self.op_type = op_type
        self.attr_list = []
        self.attr_val = {}
        self.input_name = []
        self.input_ori_name = []
        self.input_type = []
        self.input_dtype = []
        self.input_dtype_for_bin_list = []
        self.input_dtype_for_bin = {}
        self.input_fmt = []
        self.input_fmt_for_bin_list = []
        self.input_fmt_for_bin = {}
        self.input_virt = {}
        self.output_name = []
        self.output_ori_name = []
        self.output_type = []
        self.output_dtype = []
        self.output_dtype_for_bin_list = []
        self.output_dtype_for_bin = {}
        self.output_fmt = []
        self.output_fmt_for_bin_list = []
        self.output_fmt_for_bin = {}
        self.output_init_value = []
        self.output_shape_depend_on_compute = []
        self.op_fmt_sel = False
        self.op_chk_support = False
        self.op_intf = ""
        self.kern_name = ""
        self.op_file = ""
        self.op_replay_flag = False
        self.op_replay_batch = False
        self.input_idx = -1
        self.output_idx = -1
        self.max_block_dim = 32
        self.max_shape_size = 268435456
        self.dynamic_shape = False
        self.op_range_limit = ""
        self.custom_compile_options = {}
        self.custom_all_compile_options = {}
        self.param_type_dynamic = False
        self.mc2_ctx = []
        self.bin_cprs_list = []
        self.bin_cprs_head = []
        self.bin_save_list = []

    @staticmethod
    def _parse_digit(conf: str) -> int:
        return int(conf.split("=")[1])

    @staticmethod
    def _parse_flag(conf: str) -> bool:
        if "true" == conf.split("=")[1]:
            return True
        return False

    @staticmethod
    def _parse_str(conf: str) -> str:
        return conf.split("=")[1]

    @staticmethod
    def _parse_list(conf: str) -> list:
        return conf.split("=")[1].split(",")

    def parse_input(self: any, conf: str):
        if conf.startswith("input{}.name".format(int(self.input_idx) + 1)):
            self.input_idx += 1
            self.input_ori_name.append(self._parse_str(conf))
            self.input_name.append(self.input_ori_name[-1] + "_in__")
        elif conf.startswith("input{}.paramType".format(int(self.input_idx))):
            param_type = self._parse_str(conf)
            self.input_type.append(param_type)
            if param_type == "dynamic":
                self.param_type_dynamic = True
        elif conf.startswith("input{}.dtype".format(int(self.input_idx))):
            self.input_dtype.append(self._parse_str(conf))
        elif conf.startswith("input{}.for_bin_dtype".format(int(self.input_idx))):
            self.input_dtype_for_bin.update({self.input_idx: self._parse_str(conf)})
        elif conf.startswith("input{}.format".format(int(self.input_idx))):
            self.input_fmt.append(self._parse_str(conf))
        elif conf.startswith("input{}.for_bin_format".format(int(self.input_idx))):
            self.input_fmt_for_bin.update({self.input_idx: self._parse_str(conf)})
        elif conf.startswith("input{}.virtual".format(int(self.input_idx))):
            self.input_virt[self.input_idx] = self._parse_str(conf)
        elif conf.startswith("input{}.initValue".format(int(self.input_idx))):
            raise Exception(
                f"[ERROR]: Op: {{'{self.op_type}'}} input {self.input_ori_name[int(self.input_idx)]}\
 has InitValue, which is not support!"
            )
        else:
            return

    def parse_output(self: any, conf: str):
        if conf.startswith("output{}.name".format(int(self.output_idx) + 1)):
            self.output_idx += 1
            self.output_ori_name.append(self._parse_str(conf))
            self.output_name.append(self.output_ori_name[-1] + "_out_")
            self.output_init_value.append(None)
        elif conf.startswith("output{}.paramType".format(int(self.output_idx))):
            param_type = self._parse_str(conf)
            self.output_type.append(param_type)
            if param_type == "dynamic":
                self.param_type_dynamic = True
        elif conf.startswith("output{}.dtype".format(int(self.output_idx))):
            self.output_dtype.append(self._parse_str(conf))
        elif conf.startswith("output{}.for_bin_dtype".format(int(self.output_idx))):
            self.output_dtype_for_bin.update({self.output_idx: self._parse_str(conf)})
        elif conf.startswith("output{}.format".format(int(self.output_idx))):
            self.output_fmt.append(self._parse_str(conf))
        elif conf.startswith("output{}.for_bin_format".format(int(self.output_idx))):
            self.output_fmt_for_bin.update({self.output_idx: self._parse_str(conf)})
        elif conf.startswith("output{}.initValue".format(int(self.output_idx))):
            self.output_init_value[int(self.output_idx)] = self._parse_str(conf)
        elif conf.startswith(
            "output{}.outputShapeDependOnCompute=true".format(int(self.output_idx))
        ):
            self.output_shape_depend_on_compute.append(int(self.output_idx))
        else:
            return

    def parse_op_format(self: any, conf: str):
        self.op_fmt_sel = self._parse_flag(conf)

    def parse_check_support(self: any, conf: str):
        self.op_chk_support = self._parse_flag(conf)

    def parse_range_limit(self: any, conf: str):
        self.op_range_limit = self._parse_str(conf)

    def parse_kern_name(self: any, conf: str):
        self.kern_name = self._parse_str(conf)

    def parse_op_intf(self: any, conf: str):
        self.op_intf = self._parse_str(conf)

    def parse_op_file(self: any, conf: str):
        self.op_file = self._parse_str(conf)

    def parse_dynamic_shape(self: any, conf: str):
        self.dynamic_shape = self._parse_flag(conf)

    def parse_attr_list(self: any, conf: str):
        self.attr_list = self._parse_list(conf)
        intersection_element = set(self.attr_list) & CONFLICT_KEYWORDS
        if intersection_element:
            raise Exception(
                f"[ERROR]: The attribute name: {intersection_element} in op: {{'{self.op_type}'}} \
conflicts with the built-in variable name. Use a complex name or prefix the operator name."
            )

    def parse_mc2_ctx(self: any, conf: str):
        self.mc2_ctx = self._parse_list(conf)

    @staticmethod
    def _camel_to_snake(camel_case_str: str):
        snake_case_str = ""
        for i, c in enumerate(camel_case_str):
            if i == 0:
                snake_case_str += c.lower()
            elif c.isupper():
                snake_case_str += "_" + c.lower()
            else:
                snake_case_str += c
        return snake_case_str

    def parse_attr_val(self: any, conf: str):
        for attr in self.attr_list:
            if self.attr_val.get(attr) is None:
                self.attr_val[attr] = {}
            if conf.startswith("attr_{}.type".format(attr)):
                self.attr_val.get(attr)["type"] = self._camel_to_snake(
                    self._parse_str(conf)
                )
            elif conf.startswith("attr_{}.paramType".format(attr)):
                self.attr_val.get(attr)["paramType"] = self._parse_str(conf)
            elif conf.startswith("attr_{}.defaultValue".format(attr)):
                self.attr_val.get(attr)["defaultValue"] = self._parse_str(conf)

    def parse_replay_val(self: any, batch_list: list, iterator_list: list):
        if self.op_type in batch_list:
            self.op_replay_flag = True
            self.op_replay_batch = True
        elif self.op_type in iterator_list:
            self.op_replay_flag = True
            self.op_replay_batch = False


def _is_op_type_in_opdesc(op_descs: list, op_type: str):
    for op in op_descs:
        if op_type == op.op_type:
            return True
    return False


def _set_all_options_to_opdescs(op_descs, soc_ver_compile_options):
    for op in op_descs:
        op.custom_all_compile_options = soc_ver_compile_options


def _set_options_to_opdesc(op_descs, op_type, soc_ver_compile_options):
    for op in op_descs:
        if op.op_type != op_type:
            continue
        op.custom_compile_options.update(soc_ver_compile_options)


def _trans_soc_ver_to_short(soc_ver: str):
    low_soc_ver = soc_ver.lower()
    if low_soc_ver not in SOC_TO_SHORT_SOC_MAP:
        print(
            f"WARNING: caution: {soc_ver} will trans into ascend910, if not your intention,"
            f"use ascend910b1~4 instead"
        )
    return SOC_TO_SHORT_SOC_MAP[low_soc_ver]


def _get_op_custom_options(op_descs: list, auto_gen_dir: str):
    if auto_gen_dir is None:
        return {}
    file = os.path.join(auto_gen_dir, "custom_compile_options.ini")
    if not os.path.exists(file):
        print(f"WARNING: cannot find {auto_gen_dir}/custom_compile_options.ini")
        return {}
    with open(file, "r") as fd:
        lines = fd.readlines()
        for line in lines:
            param_list = str.split(line.rstrip("\n"), ",")
            if len(param_list) != 3:
                raise Exception(
                    f"ERROR: custom compile option {param_list} len is not 3"
                )
            op_type = param_list[0]
            if op_type.upper() == "ALL":
                op_type = OP_ALL
            if op_type != OP_ALL and _is_op_type_in_opdesc(op_descs, op_type) == False:
                continue
            soc_ver_compile_options = {}
            soc_ver = param_list[1]
            options_str = param_list[2]
            options = str.split(options_str, ";")
            if soc_ver == "":
                soc_ver_compile_options[SOC_ALL] = options
            else:
                soc_ver_list = str.split(soc_ver, ";")
                for ver in soc_ver_list:
                    short_ver = _trans_soc_ver_to_short(ver)
                    soc_ver_compile_options[short_ver] = options
            if op_type == OP_ALL:
                _set_all_options_to_opdescs(op_descs, soc_ver_compile_options)
            else:
                _set_options_to_opdesc(op_descs, op_type, soc_ver_compile_options)


def get_op_desc(
    file: str,
    batch_list: list,
    iterator_list: list,
    builder: any,
    op_type: list,
    auto_gen_dir: str = None,
) -> list:
    op_descs = []
    op_match = False
    with open(file, "r") as fd:
        lines = fd.readlines()
        for line in lines:
            line = line.strip()
            if line.startswith("["):
                name = line[1:-1]
                if op_type is None or name in op_type:
                    op_match = True
                    op_desc = builder(name)
                    op_desc.parse_replay_val(batch_list, iterator_list)
                    op_descs.append(op_desc)
                else:
                    op_match = False
                    if op_type is not None and len(op_descs) == len(op_type):
                        break
                continue
            if not op_match:
                continue
            if line.startswith("input"):
                op_desc.parse_input(line)
            elif line.startswith("output"):
                op_desc.parse_output(line)
            elif line.startswith("dynamicFormat.flag"):
                op_desc.parse_op_format(line)
            elif line.startswith("needCheckSupport.flag"):
                op_desc.parse_check_support(line)
            elif line.startswith("rangeLimit.value"):
                op_desc.parse_range_limit(line)
            elif line.startswith("opInterface.value"):
                op_desc.parse_op_intf(line)
            elif line.startswith("kernel.name"):
                op_desc.parse_kern_name(line)
            elif line.startswith("opFile.value"):
                op_desc.parse_op_file(line)
            elif line.startswith("dynamicShapeSupport.flag"):
                op_desc.parse_dynamic_shape(line)
            elif line.startswith("mc2.ctx"):
                op_desc.parse_mc2_ctx(line)
            elif line.startswith("attr.list"):
                op_desc.parse_attr_list(line)
            elif line.startswith("attr_"):
                op_desc.parse_attr_val(line)
    _get_op_custom_options(op_descs, auto_gen_dir)
    return op_descs

