"""
config.py - Default configuration for BatchTube
"""
import os

# ── API Settings ──────────────────────────────────────────────────────────────
OPENROUTER_API_KEY = os.environ.get("OPENROUTER_API_KEY", "")
OPENROUTER_BASE_URL = "https://openrouter.ai/api/v1"
OPENROUTER_MODEL = os.environ.get("OPENROUTER_MODEL", "openai/gpt-4o-mini")

# ── Server Settings ───────────────────────────────────────────────────────────
API_HOST = "127.0.0.1"
API_PORT = 8765

# ── Download / Bot Avoidance ──────────────────────────────────────────────────
DELAY_MIN_SECONDS = 2.0   # minimum random pause between artifacts
DELAY_MAX_SECONDS = 7.0   # maximum random pause between artifacts
MAX_RETRIES = 3            # max retry attempts per failed artifact

# ── Video Download ────────────────────────────────────────────────────────────
DEFAULT_VIDEO_RESOLUTION = "1080"   # used if not specified by user
AVAILABLE_RESOLUTIONS = ["best", "4320", "2160", "1440", "1080", "720", "480", "360", "240", "144"]

# ── Summary ───────────────────────────────────────────────────────────────────
SUMMARY_SYSTEM_PROMPT = (
    "You are a helpful assistant that creates concise, well-structured summaries of video transcripts. "
    "Include key points, main topics, and any actionable insights. Format with bullet points where appropriate."
)
SUMMARY_MAX_TOKENS = 1024

# ── File Naming ───────────────────────────────────────────────────────────────
MAX_TITLE_LENGTH = 80   # characters - truncate long titles in filenames

# ── Database ──────────────────────────────────────────────────────────────────
# Windows-safe: allow override via env var (avoids path issues in PyInstaller bundles)
DB_PATH = os.environ.get(
    "BATCHTUBE_DB_PATH",
    os.path.join(os.path.dirname(__file__), "youtube_sipoc.db")
)

# ── Artifact Types ────────────────────────────────────────────────────────────
ARTIFACT_TYPES = ["title", "stats", "transcript", "summary", "thumbnail", "mp3", "mp4"]

# ── Licensing / Plan Tiers ────────────────────────────────────────────────────
# Plan is set via environment variable BATCHTUBE_PLAN.
# Valid values: free | creator | pro | studio | lifetime
# Defaults to 'free' — license validation layer overrides this at runtime.
BATCHTUBE_PLAN = os.environ.get("BATCHTUBE_PLAN", "free").lower()

# ── Free Tier Limits (updated 2026-03-07) ─────────────────────────────────────
# Free tier: 3 videos/batch max (tightened from 5), 720p max resolution
FREE_TIER_MAX_VIDEOS      = 3       # max videos per batch job on free plan
FREE_TIER_MAX_RESOLUTION  = "720"   # max resolution on free plan (was 1080p)

# ── Plan Limits Map ───────────────────────────────────────────────────────────
# Maps plan name -> {max_videos, max_resolution}; None = unlimited
PLAN_LIMITS = {
    "free":     {"max_videos": FREE_TIER_MAX_VIDEOS, "max_resolution": FREE_TIER_MAX_RESOLUTION},
    "creator":  {"max_videos": 100,  "max_resolution": "1080"},
    "pro":      {"max_videos": None, "max_resolution": "best"},
    "studio":   {"max_videos": None, "max_resolution": "best"},
    "lifetime": {"max_videos": None, "max_resolution": "best"},
}

# ── Pricing Reference (2026-03-07 approved) ───────────────────────────────────
# Free:     3 videos/batch, 720p max
# Creator:  $19/mo or $149/yr  — 100 videos/batch, 1080p
# Pro:      $39/mo or $299/yr  — unlimited, 4K
# Studio:   $79/mo             — 3 seats, API access
# Lifetime: $197 one-time      — unlimited, all features
# AppSumo:  $79 one-time       — limited launch deal