import sys
import os
import requests
import logging

# Setup Paths
sys.path.append(os.path.abspath("/home/node/clawd/repos/brancheneinstufung2/company-explorer"))
sys.path.append(os.path.abspath("/home/node/clawd/repos/brancheneinstufung2"))

from backend.database import SessionLocal, Industry, RoboticsCategory, init_db
from dotenv import load_dotenv

load_dotenv(dotenv_path="/home/node/clawd/.env")

# Logging
logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
logger = logging.getLogger(__name__)

NOTION_TOKEN = os.getenv("NOTION_API_KEY")
if not NOTION_TOKEN:
    logger.error("NOTION_API_KEY missing!")
    sys.exit(1)

HEADERS = {
    "Authorization": f"Bearer {NOTION_TOKEN}",
    "Notion-Version": "2022-06-28",
    "Content-Type": "application/json"
}

def find_db_id(query_name):
    url = "https://api.notion.com/v1/search"
    payload = {"query": query_name, "filter": {"value": "database", "property": "object"}}
    resp = requests.post(url, headers=HEADERS, json=payload)
    if resp.status_code == 200:
        results = resp.json().get("results", [])
        if results:
            return results[0]['id']
    return None

def query_all(db_id):
    url = f"https://api.notion.com/v1/databases/{db_id}/query"
    results = []
    has_more = True
    next_cursor = None
    
    while has_more:
        payload = {}
        if next_cursor: payload["start_cursor"] = next_cursor
        
        resp = requests.post(url, headers=HEADERS, json=payload)
        data = resp.json()
        results.extend(data.get("results", []))
        has_more = data.get("has_more", False)
        next_cursor = data.get("next_cursor")
    return results

def extract_rich_text(prop):
    if not prop or "rich_text" not in prop: return ""
    return "".join([t.get("plain_text", "") for t in prop.get("rich_text", [])])

def extract_title(prop):
    if not prop or "title" not in prop: return ""
    return "".join([t.get("plain_text", "") for t in prop.get("title", [])])

def extract_select(prop):
    if not prop or "select" not in prop or not prop["select"]: return ""
    return prop["select"]["name"]

def sync():
    logger.info("--- Starting Enhanced Sync ---")
    
    # 1. Init DB
    init_db()
    session = SessionLocal()

    # 2. Sync Categories (Products)
    cat_db_id = find_db_id("Product Categories") or find_db_id("Products")
    if cat_db_id:
        logger.info(f"Syncing Products from {cat_db_id}...")
        pages = query_all(cat_db_id)
        for page in pages:
            props = page["properties"]
            name = extract_title(props.get("Name") or props.get("Product Name"))
            if not name: continue
            
            notion_id = page["id"]
            key = name.lower().replace(" ", "_")
            
            # Upsert
            cat = session.query(RoboticsCategory).filter(RoboticsCategory.notion_id == notion_id).first()
            if not cat:
                cat = RoboticsCategory(notion_id=notion_id, key=key)
                session.add(cat)
            
            cat.name = name
            cat.description = extract_rich_text(props.get("Description"))
            # Add reasoning guide map if available
        session.commit()
    else:
        logger.warning("Product DB not found!")

    # 3. Sync Industries
    ind_db_id = find_db_id("Industries")
    if ind_db_id:
        logger.info(f"Syncing Industries from {ind_db_id}...")
        
        # Clear existing? Or Upsert? 
        # For clean sync, DELETE is safer as long as we don't have FK constraints blocking it.
        # But wait! Companies link to Industry STRING, not FK usually?
        # Check Company model: industry_ai = Column(String). So no FK constraint. Safe to delete.
        session.query(Industry).delete()
        session.commit()
        
        pages = query_all(ind_db_id)
        count = 0
        
        for page in pages:
            props = page["properties"]
            name = extract_title(props.get("Vertical"))
            if not name: continue
            
            ind = Industry(notion_id=page["id"], name=name)
            session.add(ind)
            
            # Map Fields
            ind.description = extract_rich_text(props.get("Definition"))
            ind.notes = extract_rich_text(props.get("Notes"))
            ind.pains = extract_rich_text(props.get("Pains"))
            ind.gains = extract_rich_text(props.get("Gains"))
            
            # Status / Priority (Renamed field check)
            # Try "Priorität" first, then "Freigegeben", then "Status"
            prio = extract_select(props.get("Priorität"))
            if not prio: prio = extract_select(props.get("Freigegeben"))
            if not prio: prio = extract_select(props.get("Status"))
            
            ind.priority = prio
            ind.status_notion = prio # Legacy field
            ind.is_focus = (prio == "Freigegeben" or prio == "P1 Focus Industry")
            
            # Ops Focus
            if "Ops Focus: Secondary" in props:
                ind.ops_focus_secondary = props["Ops Focus: Secondary"].get("checkbox", False)
                
            # Relations
            # Primary
            rels_prim = props.get("Primary Product Category", {}).get("relation", [])
            if rels_prim:
                pid = rels_prim[0]["id"]
                cat = session.query(RoboticsCategory).filter(RoboticsCategory.notion_id == pid).first()
                if cat: ind.primary_category_id = cat.id
                
            # Secondary
            rels_sec = props.get("Secondary Product", {}).get("relation", [])
            if rels_sec:
                pid = rels_sec[0]["id"]
                cat = session.query(RoboticsCategory).filter(RoboticsCategory.notion_id == pid).first()
                if cat: ind.secondary_category_id = cat.id
                
            count += 1
            
        session.commit()
        logger.info(f"✅ Synced {count} industries.")
    else:
        logger.error("Industries DB not found!")

    session.close()

if __name__ == "__main__":
    sync()