import json
from pathlib import Path


class ConfigLoad:
    base_dir: Path

    def __init__(self, base_dir: str):
        self.base_dir = Path(base_dir)

    def load_file(self, client, year):
        with open(self.base_dir.joinpath(client + ".json"), "r") as frh:
            cfg = json.load(frh)
        year_new = {"plan": year, "actuals": str(int(year) - 1), "previous": str(int(year) - 2)}
        cfg["config"]["year"] = year_new
        cfg["config"]["previous"] = [
            "Ist " + year_new["previous"],
            "Plan " + year_new["actuals"],
            "Ist per 10/" + year_new["actuals"],
            "FC 12/" + year_new["actuals"],
            "Ist " + year_new["actuals"],
        ]
        return cfg