# battleflow/config.py
import os

DEFAULT_DATA_DIR = os.path.join(os.getcwd(), "battleflow_data")

def load_config(app, **overrides):
    app.config.setdefault("SECRET_KEY", os.environ.get("SECRET_KEY", "dev-secret"))
    app.config.setdefault(
        "COMBAT_TOKEN",
        overrides.get("token") or os.environ.get("BATTLEFLOW_TOKEN", "changeme")
    )

    # Kies data-dir: override/env > default. Migreer legacy 'initrack_data' → 'battleflow_data' indien nodig.
    data_dir = overrides.get("data_dir") or os.environ.get("BATTLEFLOW_DATA_DIR")
    if not data_dir:
        default_new = DEFAULT_DATA_DIR
        legacy = os.path.join(os.getcwd(), "initrack_data")
        # Als legacy bestaat en nieuwe nog niet: gebruik legacy (geen dataverlies).
        data_dir = legacy if (os.path.isdir(legacy) and not os.path.exists(default_new)) else default_new

    app.config["DATA_DIR"] = data_dir
    app.config["STATE_PATH"] = os.path.join(data_dir, "state.json")
    app.config["PRESETS_PATH"] = os.path.join(data_dir, "presets.json")
    app.config["PRESET_GROUPS_PATH"] = os.path.join(data_dir, "preset_groups.json")
    app.config["AVATAR_DIR"] = os.path.join(data_dir, "avatars")
    app.config["ICON_DIR"] = os.path.join(data_dir, "icons")
    app.config.setdefault("MAX_CONTENT_LENGTH", 8 * 1024 * 1024)

    # Zorg dat mappen bestaan
    os.makedirs(app.config["DATA_DIR"], exist_ok=True)
    os.makedirs(app.config["AVATAR_DIR"], exist_ok=True)
    os.makedirs(app.config["ICON_DIR"], exist_ok=True)

    # Branding
    app.config.setdefault("PRODUCT_NAME", "Battleflow")
    app.config.setdefault("PRODUCT_SUBTITLE", "by Aetryos Workshop")

    return app