# Copyright (c) 2021 Project CHIP Authors
#
# 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.

import shlex

from .runner import Runner
from .command_dedup import CommandDedup


class PrintOnlyRunner(Runner):
    def __init__(self, output_file, root: str):
        self.output_file = output_file
        self.dry_run = True
        self.root = root
        self.deduplicator = CommandDedup()

    def StartCommandExecution(self):
        self.output_file.write(
            "# Commands will be run in CHIP project root.\n")
        self.output_file.write('cd "%s"\n\n' % self.root)

    def Run(self, cmd: list[str], title: str | None = None, dedup: bool = False, quiet: bool = False):
        if title and not quiet:
            self.output_file.write("# " + title + "\n")

        if dedup & self.deduplicator.is_duplicate(cmd):
            if not quiet:
                self.output_file.write("# DUPLICATE COMMAND SKIPPED\n")
            return

        self.output_file.write(
            " ".join([shlex.quote(part) for part in cmd]) + "\n")

        self.output_file.write("\n")