# sourcery skip: do-not-use-staticmethod
"""
A module that contains the AIConfig class object that contains the configuration
"""
from __future__ import annotations

import os
import platform
from pathlib import Path
from typing import Optional, Type

import distro
import yaml

from autogpt.prompts.generator import PromptGenerator

# Soon this will go in a folder where it remembers more stuff about the run(s)
SAVE_FILE = str(Path(os.getcwd()) / "ai_settings.yaml")


class AIConfig:
    """
    A class object that contains the configuration information for the AI

    Attributes:
        ai_name (str): The name of the AI.
        ai_role (str): The description of the AI's role.
        ai_goals (list): The list of objectives the AI is supposed to complete.
        api_budget (float): The maximum dollar value for API calls (0.0 means infinite)
    """

    def __init__(
        self,
        ai_name: str = "",
        ai_role: str = "",
        ai_goals: list | None = None,
        api_budget: float = 0.0,
    ) -> None:
        """
        Initialize a class instance

        Parameters:
            ai_name (str): The name of the AI.
            ai_role (str): The description of the AI's role.
            ai_goals (list): The list of objectives the AI is supposed to complete.
            api_budget (float): The maximum dollar value for API calls (0.0 means infinite)
        Returns:
            None
        """
        if ai_goals is None:
            ai_goals = []
        self.ai_name = ai_name
        self.ai_role = ai_role
        self.ai_goals = ai_goals
        self.api_budget = api_budget
        self.prompt_generator = None
        self.command_registry = None

    @staticmethod
    def load(config_file: str = SAVE_FILE) -> "AIConfig":
        """
        Returns class object with parameters (ai_name, ai_role, ai_goals, api_budget) loaded from
          yaml file if yaml file exists,
        else returns class with no parameters.

        Parameters:
           config_file (int): The path to the config yaml file.
             DEFAULT: "../ai_settings.yaml"

        Returns:
            cls (object): An instance of given cls object
        """

        try:
            with open(config_file, encoding="utf-8") as file:
                config_params = yaml.load(file, Loader=yaml.FullLoader)
        except FileNotFoundError:
            config_params = {}

        ai_name = config_params.get("ai_name", "")
        ai_role = config_params.get("ai_role", "")
        ai_goals = config_params.get("ai_goals", [])
        api_budget = config_params.get("api_budget", 0.0)
        # type: Type[AIConfig]
        return AIConfig(ai_name, ai_role, ai_goals, api_budget)

    def save(self, config_file: str = SAVE_FILE) -> None:
        """
        Saves the class parameters to the specified file yaml file path as a yaml file.

        Parameters:
            config_file(str): The path to the config yaml file.
              DEFAULT: "../ai_settings.yaml"

        Returns:
            None
        """

        config = {
            "ai_name": self.ai_name,
            "ai_role": self.ai_role,
            "ai_goals": self.ai_goals,
            "api_budget": self.api_budget,
        }
        with open(config_file, "w", encoding="utf-8") as file:
            yaml.dump(config, file, allow_unicode=True)

    def construct_full_prompt(
        self, prompt_generator: Optional[PromptGenerator] = None
    ) -> str:
        """
        Returns a prompt to the user with the class information in an organized fashion.

        Parameters:
            None

        Returns:
            full_prompt (str): A string containing the initial prompt for the user
              including the ai_name, ai_role, ai_goals, and api_budget.
        """

        prompt_start = (
            "Your decisions must always be made independently without"
            " seeking user assistance. Play to your strengths as an LLM and pursue"
            " simple strategies with no legal complications."
            ""
        )

        from autogpt.config import Config
        from autogpt.prompts.prompt import build_default_prompt_generator

        cfg = Config()
        if prompt_generator is None:
            prompt_generator = build_default_prompt_generator()
        prompt_generator.goals = self.ai_goals
        prompt_generator.name = self.ai_name
        prompt_generator.role = self.ai_role
        prompt_generator.command_registry = self.command_registry
        for plugin in cfg.plugins:
            if not plugin.can_handle_post_prompt():
                continue
            prompt_generator = plugin.post_prompt(prompt_generator)

        if cfg.execute_local_commands:
            # add OS info to prompt
            os_name = platform.system()
            os_info = (
                platform.platform(terse=True)
                if os_name != "Linux"
                else distro.name(pretty=True)
            )

            prompt_start += f"\nThe OS you are running on is: {os_info}"

        # Construct full prompt
        full_prompt = f"You are {prompt_generator.name}, {prompt_generator.role}\n{prompt_start}\n\nGOALS:\n\n"
        for i, goal in enumerate(self.ai_goals):
            full_prompt += f"{i+1}. {goal}\n"
        if self.api_budget > 0.0:
            full_prompt += f"\nIt takes money to let you run. Your API budget is ${self.api_budget:.3f}"
        self.prompt_generator = prompt_generator
        full_prompt += f"\n\n{prompt_generator.generate_prompt_string()}"
        return full_prompt
