import subprocess
import webbrowser
from typing import Dict, Any
from flows.base_flows.atomic import AtomicFlow
import os

class CodeFileEditAtomicFlow(AtomicFlow):
    def _write_code_to_temp_file(self, code_str, language_of_code, code_lib_location):
        directory = os.path.dirname(code_lib_location)
        if language_of_code.lower() == 'python':
            temp_file_location = os.path.join(directory, 'temp.py')
        else:
            raise NotImplemented
        try:
            content = (
                    "# The below code will be appended to " +
                    code_lib_location + "\n"
                    "# Edit the code directly or provide your thoughts down below if you have any suggestions.\n"
                    "# If you prefer not to give any thoughts, just leave it blank, the code will be added to the library as it is "
                    "in this file.\n"
                    "###########\n"
                    "# Code:\n" +
                    code_str +
                    "\n############\n"
                    "# Thoughts:"
            )
            with open(temp_file_location, "w") as file:
                file.write(content)
            file_written_timestamp = os.path.getmtime(temp_file_location)
            return True, f"Code written to {temp_file_location}", temp_file_location, file_written_timestamp

        except Exception as e:
            return False, str(e), temp_file_location, 0

    def _check_input(self, input_data: Dict[str, Any]):
        assert "code" in input_data, "code is not passed to CodeFileEditAtomicFlow"
        assert "language_of_code" in input_data, "language_of_code is not passed to CodeFileEditAtomicFlow"
        assert "memory_files" in input_data, "memory_files is not passed to CodeFileEditAtomicFlow"
        assert "code_library" in input_data["memory_files"], "code_library not in memory files"
        code_lib_loc = input_data["memory_files"]["code_library"]
        assert os.path.exists(code_lib_loc), f"{code_lib_loc} does not exist"
        assert os.path.isfile(code_lib_loc), f"{code_lib_loc} is not a file"

    def run(
            self,
            input_data: Dict[str, Any]
    ):
        self._check_input(input_data)
        code_str = input_data['code']
        language_of_code = input_data["language_of_code"]
        code_lib_location = input_data["memory_files"]["code_library"]
        result, code_editor_output, temp_file_location, file_written_timestamp = self._write_code_to_temp_file(code_str, language_of_code, code_lib_location)
        if result:
            try:
                subprocess.run(["code", temp_file_location], timeout=10)
            except (subprocess.CalledProcessError, subprocess.TimeoutExpired):
                webbrowser.open(temp_file_location)
        response = {}
        response["code_editor_output"] = code_editor_output
        response["temp_code_file_location"] = temp_file_location
        response["temp_code_file_written_timestamp"] = file_written_timestamp
        return response