# Copyright (c) 2024, Huawei Technologies Co., Ltd.
# All rights reserved.
#
# Licensed under the Apache License, Version 2.0  (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from msprof_analyze.prof_common.logger import get_logger

from msprof_analyze.advisor.analyzer.base_analyzer import BaseAnalyzer
from msprof_analyze.advisor.result.result import OptimizeResult
from msprof_analyze.advisor.analyzer.memory.memory_checker import MemoryOpsChecker
from msprof_analyze.advisor.display.html.render import HTMLRender
from msprof_analyze.advisor.dataset.timeline_event_dataset import ScheduleAnalysisDataset
from msprof_analyze.advisor.display.html.priority_background_color import PriorityBackgroundColor

logger = get_logger()


class MemoryAnalyzer(BaseAnalyzer):
    dataset_cls_list = [ScheduleAnalysisDataset]

    def __init__(self, collection_path, n_processes: int = 1, **kwargs) -> None:
        super().__init__(collection_path, n_processes, **kwargs)
        key = ScheduleAnalysisDataset.get_key()
        self.dataset = self.get_first_data_by_key(self.dataset_list, key)
        self.result = OptimizeResult()
        self.html_render = HTMLRender()

    @BaseAnalyzer.check_data((ScheduleAnalysisDataset.get_key(),))
    def optimize(self, **kwargs):
        memory_checker = MemoryOpsChecker()
        memory_checker.check_memory_ops(self.dataset)
        memory_checker.make_record(self.result)
        memory_checker.make_render(
            self.html_render, priority=self.get_priority(memory_checker.max_mem_op_dur), rank=kwargs.get("rank"))
        return self.result

    def get_priority(self, max_mem_op_dur):
        step_duration = getattr(self.dataset, "step_duration", None)
        if step_duration is None:
            return PriorityBackgroundColor.high
        ratio = self.get_priority_by_time_ratio(max_mem_op_dur, step_duration)

        return ratio