#!/usr/bin/env python3
import re, json, sys

# Usage:
#   python3 convert_flussonic_to_spts.py /etc/flussonic/flussonic.conf > channels.json
#
# Notes:
# - Ambil semua "stream <NAME> { ... }"
# - Ambil semua baris: input <URL>;
# - enable = false kalau ketemu "disabled;" atau "disabled true;"
# - enable = true kalau ketemu "disabled false;" atau default true

STREAM_RE = re.compile(r'^\s*stream\s+([^\s{]+)\s*\{\s*$', re.IGNORECASE)
INPUT_RE  = re.compile(r'^\s*input\s+([^;]+)\s*;\s*$', re.IGNORECASE)
DIS_RE    = re.compile(r'^\s*disabled(?:\s+(true|false))?\s*;\s*$', re.IGNORECASE)

def main(path):
    with open(path, "r", encoding="utf-8", errors="ignore") as f:
        lines = f.readlines()

    channels = []
    in_stream = False
    name = None
    inputs = []
    enable = True

    def flush():
        nonlocal name, inputs, enable
        if name and inputs:
            channels.append({
                "type": "spts",
                "id": None,                  # isi nanti setelah semua kekumpul
                "input": inputs,
                "enable": enable,
                "name": name
            })

    for line in lines:
        if not in_stream:
            m = STREAM_RE.match(line)
            if m:
                in_stream = True
                name = m.group(1)
                inputs = []
                enable = True  # default
            continue

        # inside stream block
        if line.strip() == "}":
            flush()
            in_stream = False
            name = None
            inputs = []
            enable = True
            continue

        m_in = INPUT_RE.match(line)
        if m_in:
            url = m_in.group(1).strip()
            # kalau ada yang kebiasaan tulis "input udp://..." di json, kita normalin aja:
            url = url.replace("input ", "").strip()
            inputs.append(url)
            continue

        m_dis = DIS_RE.match(line)
        if m_dis:
            val = m_dis.group(1)
            if val is None:
                # "disabled;" berarti disabled true
                enable = False
            else:
                enable = (val.lower() == "false")
            continue

    # set id berurutan a001, a002, ...
    for i, ch in enumerate(channels, start=1):
        ch["id"] = f"a{i:03d}"

    print(json.dumps({"channels": channels}, indent=2))

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print("Usage: python3 convert_flussonic_to_spts.py /path/to/flussonic.conf", file=sys.stderr)
        sys.exit(1)
    main(sys.argv[1])