# ABM Engine configuration — all optional at boot, degrade gracefully.
import os
from typing import List

from pydantic import ConfigDict
from pydantic_settings import BaseSettings


class Settings(BaseSettings):
    app_name: str = "FortyDN ABM Engine"
    app_version: str = "1.0.0"
    debug: bool = False

    # ── Supabase identity (same project as the validator) ────────────────
    supabase_url: str = ""
    supabase_service_role_key: str = ""
    license_enforcement: str = ""  # "true" gates paid routes on licenses

    # ── Aiven OpenSearch (primary store + search + k-NN vectors) ─────────
    os_url: str = ""
    os_user: str = ""
    os_password: str = ""
    os_index_prefix: str = "abm"

    # ── Apify enrichment ─────────────────────────────────────────────────
    apify_token: str = ""
    apify_actor_google_maps: str = "sitcod3.lab/fdn-google-map-master-scraper"
    apify_actor_linkedin: str = "sitcod3.lab/linkedin-company-email-scraper"
    apify_run_timeout_s: int = 900

    # ── Optional graph mirror: BetterDB (managed Neo4j) or direct Aura ───
    betterdb_url: str = ""
    betterdb_token: str = ""
    neo4j_uri: str = ""
    neo4j_user: str = ""
    neo4j_password: str = ""

    # ── Optional Upstash Redis cache (REST) ─────────────────────────────
    upstash_rest_url: str = ""
    upstash_rest_token: str = ""

    # ── Embeddings ───────────────────────────────────────────────────────
    embedding_provider: str = "auto"  # auto | fastembed | hash
    embedding_dim: int = 384

    # ── ICP scoring defaults (override via env) ─────────────────────────
    icp_industries: str = "software,saas,technology,manufacturing,logistics,healthcare,finance,professional services"
    icp_countries: str = "united states,usa,canada,united kingdom,germany,netherlands,australia,denmark,sweden"
    icp_min_headcount: int = 10
    icp_max_headcount: int = 2000

    # ── Access ───────────────────────────────────────────────────────────
    api_key: str = ""  # optional X-API-Key for service-to-service calls

    @property
    def icp_industries_list(self) -> List[str]:
        return [x.strip().lower() for x in self.icp_industries.split(",") if x.strip()]

    @property
    def icp_countries_list(self) -> List[str]:
        return [x.strip().lower() for x in self.icp_countries.split(",") if x.strip()]

    @property
    def os_configured(self) -> bool:
        return bool(self.os_url)

    @property
    def apify_configured(self) -> bool:
        return bool(self.apify_token)

    @property
    def graph_configured(self) -> bool:
        return bool((self.betterdb_url and self.betterdb_token) or self.neo4j_uri)

    @property
    def upstash_configured(self) -> bool:
        return bool(self.upstash_rest_url and self.upstash_rest_token)

    model_config = ConfigDict(env_file=".env", extra="ignore")


settings = Settings()