#!/usr/bin/env python3
"""
parse_release.py — Test ParsedRelease interactively or via CLI args.

Usage:
    uv run testing/parse_release.py "Oz.S03.1080p.WEBRip.x265-KONTRAST"
    uv run testing/parse_release.py "Oz.S03.1080p.WEBRip.x265-KONTRAST" --tmdb
    uv run testing/parse_release.py "Inception.2010.1080p.BluRay.x265-GROUP" --tmdb-title "Inception" --tmdb-year 2010
    uv run testing/parse_release.py --interactive
"""

import argparse
import sys
from pathlib import Path

_PROJECT_ROOT = Path(__file__).resolve().parents[1]
if str(_PROJECT_ROOT) not in sys.path:
    sys.path.insert(0, str(_PROJECT_ROOT))

# ---------------------------------------------------------------------------
# Colours
# ---------------------------------------------------------------------------

RESET = "\033[0m"
BOLD = "\033[1m"
DIM = "\033[2m"
GREEN = "\033[32m"
YELLOW = "\033[33m"
RED = "\033[31m"
CYAN = "\033[36m"
BLUE = "\033[34m"

USE_COLOR = True


def c(text: str, *codes: str) -> str:
    if not USE_COLOR:
        return str(text)
    return "".join(codes) + str(text) + RESET


def kv(key: str, val: str, color: str = CYAN) -> None:
    print(f"  {c(key + ':', BOLD)} {c(val, color)}")


def hr() -> None:
    print(c("─" * 64, DIM))


# ---------------------------------------------------------------------------
# TMDB lookup
# ---------------------------------------------------------------------------


def _fetch_tmdb(title: str) -> tuple[str | None, int | None]:
    """
    Call TMDBClient.search_media() and return (canonical_title, year).
    Returns (None, None) on failure.
    """
    try:
        from alfred.infrastructure.api.tmdb import TMDBClient

        client = TMDBClient()
        result = client.search_media(title)
        year: int | None = None
        if result.release_date:
            try:
                year = int(result.release_date[:4])
            except (ValueError, IndexError):
                pass
        print(
            c(
                f"  TMDB → {result.title} ({year}) [{result.media_type}]  imdb={result.imdb_id}",
                DIM,
            )
        )
        return result.title, year
    except Exception as e:
        print(c(f"  TMDB lookup failed: {e}", YELLOW))
        return None, None


# ---------------------------------------------------------------------------
# Display
# ---------------------------------------------------------------------------


def _show(
    release_name: str,
    tmdb_title: str | None,
    tmdb_year: int | None,
    tmdb_episode_title: str | None,
    ext: str,
) -> None:
    from alfred.domain.release import parse_release

    p = parse_release(release_name)

    # Auto-fetch TMDB if requested and not already provided
    if not (tmdb_title and tmdb_year):
        fetched_title, fetched_year = _fetch_tmdb(p.title.replace(".", " "))
        tmdb_title = tmdb_title or fetched_title
        tmdb_year = tmdb_year or fetched_year

    print()
    print(c("━" * 64, BOLD))
    print(c(f"  ParsedRelease — {p.raw}", BOLD, CYAN))
    print(c("━" * 64, BOLD))

    # Core fields
    hr()
    kv("raw", p.raw)
    kv("normalised", p.normalised)
    kv("title", p.title)
    kv("year", str(p.year) if p.year else c("None", DIM))
    kv("season", str(p.season) if p.season is not None else c("None", DIM))
    kv("episode", str(p.episode) if p.episode is not None else c("None", DIM))
    kv(
        "episode_end",
        str(p.episode_end) if p.episode_end is not None else c("None", DIM),
    )
    kv("quality", p.quality or c("None", DIM))
    kv("source", p.source or c("None", DIM))
    kv("codec", p.codec or c("None", DIM))
    kv("group", p.group, YELLOW if p.group == "UNKNOWN" else GREEN)
    kv("tech_string", p.tech_string or c("(empty)", DIM))

    # Derived booleans
    hr()
    kv("is_movie", c(str(p.is_movie), GREEN if p.is_movie else DIM))
    kv("is_season_pack", c(str(p.is_season_pack), GREEN if p.is_season_pack else DIM))

    # Generated names
    hr()
    title_for_names = tmdb_title or p.title.replace(".", " ")
    year_for_names = tmdb_year or p.year or 0

    if p.is_movie:
        kv("movie_folder_name", p.movie_folder_name(title_for_names, year_for_names))
        kv("movie_filename", p.movie_filename(title_for_names, year_for_names, ext))
    else:
        kv("show_folder_name", p.show_folder_name(title_for_names, year_for_names))
        kv("season_folder_name", p.season_folder_name())
        if not p.is_season_pack:
            kv("episode_filename", p.episode_filename(tmdb_episode_title, ext))
        else:
            kv("episode_filename", c("(season pack — no episode filename)", DIM))

    if tmdb_title or tmdb_year or tmdb_episode_title:
        hr()
        print(c("  TMDB data used:", DIM))
        if tmdb_title:
            kv("  tmdb_title", tmdb_title)
        if tmdb_year:
            kv("  tmdb_year", str(tmdb_year))
        if tmdb_episode_title:
            kv("  tmdb_episode_title", tmdb_episode_title)

    print(c("━" * 64, BOLD))
    print()


# ---------------------------------------------------------------------------
# Interactive mode
# ---------------------------------------------------------------------------


def _interactive() -> None:
    print(c("\n  Alfred — Release Parser REPL", BOLD, CYAN))
    print(c("  Type a release name, or 'q' to quit.", DIM))
    print(
        c(
            "  Inline overrides: ::title=Oz ::year=1997 ::ep=The.Routine ::ext=.mkv\n",
            DIM,
        )
    )

    while True:
        try:
            raw = input(c("  release> ", BOLD)).strip()
        except (EOFError, KeyboardInterrupt):
            print()
            break

        if not raw or raw.lower() in ("q", "quit", "exit"):
            break

        # Parse inline overrides:  "Oz.S03E01... ::title=Oz ::year=1997 ::tmdb"
        parts = raw.split("::")
        release = parts[0].strip()
        overrides: dict[str, str] = {}
        for part in parts[1:]:
            part = part.strip()
            if "=" in part:
                k, _, v = part.partition("=")
                overrides[k.strip()] = v.strip()
            else:
                overrides[part] = "1"  # flag-style: ::tmdb

        tmdb_title = overrides.get("title")
        tmdb_year = int(overrides["year"]) if "year" in overrides else None
        tmdb_episode_title = overrides.get("ep")
        ext = overrides.get("ext", ".mkv")
        try:
            _show(release, tmdb_title, tmdb_year, tmdb_episode_title, ext)
        except Exception as e:
            print(c(f"  Error: {e}", RED))


# ---------------------------------------------------------------------------
# CLI
# ---------------------------------------------------------------------------


def main() -> None:
    global USE_COLOR

    parser = argparse.ArgumentParser(
        description="Test ParsedRelease from domain/release/release_parser.py",
        formatter_class=argparse.RawDescriptionHelpFormatter,
    )
    parser.add_argument("release", nargs="?", help="Release name to parse")
    parser.add_argument(
        "-i", "--interactive", action="store_true", help="Interactive REPL mode"
    )
    parser.add_argument(
        "--tmdb-title", metavar="TITLE", help="Override TMDB title for name generation"
    )
    parser.add_argument(
        "--tmdb-year",
        metavar="YEAR",
        type=int,
        help="Override TMDB year for name generation",
    )
    parser.add_argument(
        "--episode-title",
        metavar="TITLE",
        help="TMDB episode title for episode_filename()",
    )
    parser.add_argument(
        "--ext",
        default=".mkv",
        metavar="EXT",
        help="File extension for filename generation (default: .mkv)",
    )
    parser.add_argument("--no-color", action="store_true")
    args = parser.parse_args()

    if args.no_color or not sys.stdout.isatty():
        USE_COLOR = False

    if args.interactive:
        _interactive()
        return

    if not args.release:
        parser.print_help()
        sys.exit(1)

    try:
        _show(
            args.release, args.tmdb_title, args.tmdb_year, args.episode_title, args.ext
        )
    except Exception as e:
        print(c(f"Error: {e}", RED), file=sys.stderr)
        sys.exit(1)


if __name__ == "__main__":
    main()