app.py

import os
import re
import time
import json
import requests
import subprocess
from datetime import datetime, timezone
from bs4 import BeautifulSoup

# ===== Channel.io 設定 =====
GET_URL = "https://desk-api.channel.io/desk/channels/200605/groups/519217/messages"
POST_URL = GET_URL

PARAMS = {
    "sortOrder": "desc",
    "limit": 36,
    "logFolded": "false",
}

X_ACCOUNT = os.getenv("channeliotokenbot2")
if not X_ACCOUNT:
    raise RuntimeError("環境変数 channeliotokenbot2 が設定されていません")

HEADERS_GET = {
    "accept": "application/json",
    "accept-language": "ja",
    "x-account": X_ACCOUNT,
}

HEADERS_POST = {
    "accept": "application/json",
    "accept-language": "ja",
    "content-type": "application/json",
    "x-account": X_ACCOUNT,
}

# ===== ssyoutube =====
SSYOUTUBE_URL = "https://ssyoutube.online/yt-video-detail/"

# ===== tflink =====
TFLINK_UPLOAD_URL = "https://tflink.example/upload"  # ここを実際のURLに置き換え
TFLINK_API_KEY = os.getenv("TFLINK_API_KEY")
if not TFLINK_API_KEY:
    raise RuntimeError("環境変数 TFLINK_API_KEY が設定されていません")

# ===== Utils =====
def parse_updated_at(value):
    if isinstance(value, (int, float)):
        return datetime.fromtimestamp(value / 1000, tz=timezone.utc)
    elif isinstance(value, str):
        return datetime.fromisoformat(value.replace("Z", "+00:00"))
    return None

def extract_youtube_id(text):
    patterns = [
        r"v=([A-Za-z0-9_-]{11})",
        r"youtu\.be/([A-Za-z0-9_-]{11})",
    ]
    for p in patterns:
        m = re.search(p, text)
        if m:
            return m.group(1)
    return None

# ===== ssyoutube HTML 解析 =====
def fetch_download_links(youtube_url):
    res = requests.post(
        SSYOUTUBE_URL,
        data={"videoURL": youtube_url},
        timeout=30,
        headers={
            "User-Agent": "Mozilla/5.0",
            "Referer": "https://ssyoutube.online/",
        }
    )
    res.raise_for_status()

    soup = BeautifulSoup(res.text, "lxml")
    buttons = soup.select("button[data-url]")

    results = []
    for btn in buttons:
        url = btn.get("data-url")
        quality = btn.get("data-quality")
        has_audio = btn.get("data-has-audio")

        if not url:
            continue

        results.append({
            "url": url,
            "quality": quality or "audio",
            "has_audio": has_audio,
        })

    return results

# ===== ファイル操作 =====
def download_file(url, filename):
    res = requests.get(url, stream=True)
    res.raise_for_status()
    with open(filename, "wb") as f:
        for chunk in res.iter_content(chunk_size=8192):
            f.write(chunk)

# ===== ffmpeg 結合 =====
def merge_video_audio(video_path, audio_path, output_path):
    cmd = [
        "ffmpeg", "-y", 
        "-i", video_path, 
        "-i", audio_path, 
        "-c:v", "copy", 
        "-c:a", "aac", 
        output_path
    ]
    subprocess.run(cmd, check=True)

# ===== tflink アップロード =====
def upload_to_tflink(filepath):
    with open(filepath, "rb") as f:
        res = requests.post(
            TFLINK_UPLOAD_URL,
            headers={"Authorization": f"Bearer {TFLINK_API_KEY}"},
            files={"file": f},
        )
        res.raise_for_status()
        data = res.json()
        return data.get("url")

# ===== Channel.io 送信 =====
def send_to_channel(text):
    payload = {
        "requestId": f"desk-web-{int(time.time() * 1000)}",
        "blocks": [
            {"type": "text", "value": text}
        ],
        "buttons": None,
        "form": None,
        "webPage": None,
        "files": None,
        "customPayload": None
    }

    res = requests.post(
        POST_URL,
        headers=HEADERS_POST,
        data=json.dumps(payload),
        timeout=30
    )
    res.raise_for_status()

# ===== Main =====
def main():
    while True:
        try:
            res = requests.get(GET_URL, headers=HEADERS_GET, params=PARAMS, timeout=30)
            res.raise_for_status()

            messages = res.json().get("messages", [])
            latest_msg = None
            latest_time = None

            for msg in messages:
                plain_text = msg.get("plainText")
                updated_at = msg.get("updatedAt")

                if not plain_text or updated_at is None:
                    continue

                t = parse_updated_at(updated_at)
                if not t:
                    continue

                if latest_time is None or t > latest_time:
                    latest_time = t
                    latest_msg = msg

            if not latest_msg:
                time.sleep(10)
                continue

            text = latest_msg["plainText"]
            youtube_id = extract_youtube_id(text)
            if not youtube_id:
                time.sleep(10)
                continue

            youtube_url = f"https://www.youtube.com/watch?v={youtube_id}"
            items = fetch_download_links(youtube_url)

            video_items = [i for i in items if i['has_audio'] == 'false']
            audio_items = [i for i in items if i['has_audio'] == 'true' and i['quality'] == 'audio']

            if not video_items or not audio_items:
                print("必要な動画/音声が取得できませんでした")
                time.sleep(10)
                continue

            # 高画質の動画を選択
            video_items.sort(key=lambda x: int(re.sub(r'[^0-9]', '', x['quality'])), reverse=True)
            video_url = video_items[0]['url']
            audio_url = audio_items[0]['url']

            video_file = "video.mp4"
            audio_file = "audio.m4a"
            output_file = "output.mp4"

            download_file(video_url, video_file)
            download_file(audio_url, audio_file)

            merge_video_audio(video_file, audio_file, output_file)

            tflink_url = upload_to_tflink(output_file)

            message_text = f"結合済み動画はこちら: {tflink_url}"
            send_to_channel(message_text)
            print("送信完了")

        except Exception as e:
            print("エラー:", e)

        time.sleep(15)

if __name__ == "__main__":
    main()