# FILE: modules/config_settings_public.py (Single Model, Guaranteed Launch)

import os
import sys
import logging
from huggingface_hub import hf_hub_download

logger = logging.getLogger("ZOTHEOS_Config")
if not logger.handlers:
    handler = logging.StreamHandler(sys.stdout)
    formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - [%(funcName)s] - %(message)s')
    handler.setFormatter(formatter)
    logger.addHandler(handler)
    logger.setLevel(logging.INFO)

IS_WEB_MODE = os.path.exists("/home/user/app")

# --- ✅✅✅ USING ONLY ONE, VERIFIED MODEL TO GUARANTEE LAUNCH ✅✅✅ ---
MODEL_DEFINITIONS = {
    "mistral": {
        "repo_id": "TheBloke/Mistral-7B-Instruct-v0.2-GGUF",
        "filename": "mistral-7b-instruct-v0.2.Q4_K_M.gguf"
    }
}

MODEL_PATHS = {}

if IS_WEB_MODE:
    logger.info("✅✅✅ RUNNING IN WEB MODE (Hugging Face Space) ✅✅✅")
    N_GPU_LAYERS_FALLBACK = 0
    for name, model_info in MODEL_DEFINITIONS.items():
        logger.info(f"Downloading model: {name} from repo: {model_info['repo_id']}")
        try:
            MODEL_PATHS[name] = hf_hub_download(repo_id=model_info["repo_id"], filename=model_info["filename"])
            logger.info(f"✅ Successfully downloaded {name}.")
        except Exception as e:
            logger.error(f"❌ FAILED to download model {name}. Error: {e}")
            raise e
else: # LOCAL MODE
    logger.info("✅✅✅ RUNNING IN LOCAL MODE (Desktop/PC) ✅✅✅")
    APP_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
    BASE_MODELS_DIR = os.path.join(APP_DIR, "models")
    for name, model_info in MODEL_DEFINITIONS.items():
        MODEL_PATHS[name] = os.path.join(BASE_MODELS_DIR, model_info["filename"])
    N_GPU_LAYERS_FALLBACK = -1

# --- Shared Configurations (Simplified) ---
MAX_CONCURRENT_MODELS = 1 # Only one model
N_CTX_FALLBACK = 2048
VERBOSE_LLAMA_CPP = True
MODEL_SPECIFIC_PARAMS = {
    "_default": {
        "n_gpu_layers": N_GPU_LAYERS_FALLBACK, "n_ctx": N_CTX_FALLBACK, "f16_kv": True,
        "use_mmap": True, "verbose": VERBOSE_LLAMA_CPP
    },
    "mistral": {"chat_format": "mistral-instruct"}
}
INFERENCE_PRESETS = { "balanced": {"temperature": 0.7, "top_p": 0.9, "max_tokens": 1024} }
DEFAULT_INFERENCE_PRESET = "balanced"
DEFAULT_SYSTEM_PROMPT = "You are ZOTHEOS, an ethical AI developed to help humanity."
MODEL_ROLES = {"mistral": "analyst"}
MODEL_ROLE_SYSTEM_PROMPTS = {"analyst": "You are an impartial analyst.", "general": DEFAULT_SYSTEM_PROMPT}

ZOTHEOS_VERSION = "2.4 (Live - Single Model)"
logger.info(f"Config loaded. Version: {ZOTHEOS_VERSION}, Web Mode: {IS_WEB_MODE}")