# FILE: modules/config_settings_public.py

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)

# --- ✅ DETECT ENVIRONMENT MODE ---
IS_WEB_MODE = os.path.exists("/home/user/app")  # Hugging Face Spaces default working dir

# --- ✅ VERIFIED MODEL SOURCES (WEB + LOCAL FRIENDLY) ---
MODEL_DEFINITIONS = {
    "mistral": {
        "repo_id": "TheBloke/Mistral-7B-Instruct-v0.2-GGUF",
        "filename": "mistral-7b-instruct-v0.2.Q4_K_M.gguf"
    },
    "gemma": {
        "repo_id": "MaziyarPanahi/Gemma-2B-IT-GGUF",  # ✅ Verified
        "filename": "gemma-2b-it.Q4_K_M.gguf"
    },
    "qwen": {
        "repo_id": "tensorblock/Qwen1.5-1.8B-Chat-GGUF",  # ✅ Verified Alternative
        "filename": "Qwen1.5-1.8B-Chat-Q4_K_M.gguf"
    }
}

MODEL_PATHS = {}

if IS_WEB_MODE:
    logger.info("✅✅✅ RUNNING IN WEB MODE (Hugging Face Space) ✅✅✅")
    N_GPU_LAYERS_FALLBACK = 0  # CPU-only
    for name, model_info in MODEL_DEFINITIONS.items():
        logger.info(f"Downloading model: {name} from {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 {name}: {e}")
            raise e
else:
    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  # Use GPU fully

# --- 💾 RUNTIME PARAMETERS ---
MAX_RAM_MODELS_GB = 23.8
MAX_CONCURRENT_MODELS = 3
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,
        "use_mlock": False,
        "verbose": VERBOSE_LLAMA_CPP
    },
    "mistral": { "chat_format": "mistral-instruct" },
    "gemma": { "chat_format": "gemma" },
    "qwen": { "chat_format": "chatml" }
}

# --- 🎛️ PRESET INFERENCE MODES ---
INFERENCE_PRESETS = {
    "balanced": {
        "temperature": 0.7, "top_p": 0.9, "top_k": 40,
        "repeat_penalty": 1.1, "max_tokens": 1024
    },
    "precise": {
        "temperature": 0.2, "top_p": 0.7, "top_k": 20,
        "repeat_penalty": 1.05, "max_tokens": 1536
    },
    "creative": {
        "temperature": 0.9, "top_p": 0.95, "top_k": 60,
        "repeat_penalty": 1.15, "max_tokens": 1024
    }
}
DEFAULT_INFERENCE_PRESET = "balanced"

# --- 🧠 SYSTEM PROMPTS ---
DEFAULT_SYSTEM_PROMPT = "You are ZOTHEOS, an ethical AI developed to help humanity. Be clear, respectful, and helpful."

SYSTEM_PERSONAS = {
    "default": DEFAULT_SYSTEM_PROMPT,
    "helpful_assistant": "You are a helpful AI assistant.",
    "philosopher": "You are an AI philosopher. Explore topics with nuance.",
    "coder": "You are an expert AI developer. Provide clean code and explanations.",
    "concise_summarizer": "You are a precise summarizer. Respond with brevity and clarity."
}

# --- 🎭 MODEL ROLES FOR FUSION ---
MODEL_ROLES = {
    "mistral": "analyst",
    "gemma": "humanist",
    "qwen": "skeptic"
}

MODEL_ROLE_SYSTEM_PROMPTS = {
    "analyst": "You are an impartial analyst. Provide structured, logical insights.",
    "humanist": "You are empathetic and people-focused. Consider the emotional and ethical impact.",
    "skeptic": "You are a respectful skeptic. Question assumptions and highlight risks.",
    "general": DEFAULT_SYSTEM_PROMPT
}

# --- ℹ️ VERSION TAG ---
ZOTHEOS_VERSION = "Public Beta 3.2 (True Fusion Verified)"
logger.info(f"✅ Config loaded. Version: {ZOTHEOS_VERSION} | Web Mode: {IS_WEB_MODE}")