Replace content CLI with Textual TUI

tools/content/youtube.py

@@ -6,6 +6,13 @@ import urllib.request
 VIDEO_ID_PATTERN = re.compile(r"^[\w-]{11}$")
 YOUTUBE_HOSTS = {"youtube.com", "www.youtube.com", "m.youtube.com", "music.youtube.com", "youtu.be"}
 PATH_PREFIXES = ("/shorts/", "/embed/", "/live/")
+PLAYER_RESPONSE_MARKER = "ytInitialPlayerResponse = "
+TOPIC_SUFFIX = " - Topic"
+REQUEST_HEADERS = {
+    "User-Agent": "Mozilla/5.0 (X11; Linux x86_64; rv:140.0) Gecko/20100101 Firefox/140.0",
+    "Accept-Language": "en-US,en;q=0.9",
+    "Cookie": "CONSENT=YES+1",
+}
 
 
 def video_id(text: str) -> str | None:
@@ -30,10 +37,71 @@ def watch_url(identifier: str) -> str:
     return f"https://music.youtube.com/watch?v={identifier}"
 
 
-def video_title(identifier: str) -> str | None:
+def cover_url(identifier: str) -> str:
+    return f"https://i.ytimg.com/vi/{identifier}/hqdefault.jpg"
+
+
+def oembed(identifier: str) -> dict:
     query = urllib.parse.urlencode({"url": f"https://www.youtube.com/watch?v={identifier}", "format": "json"})
     try:
         with urllib.request.urlopen(f"https://www.youtube.com/oembed?{query}", timeout=10) as response:
-            return json.load(response).get("title")
+            return json.load(response)
     except (OSError, ValueError):
+        return {}
+
+
+def player_response(identifier: str) -> dict:
+    request = urllib.request.Request(f"https://www.youtube.com/watch?v={identifier}", headers=REQUEST_HEADERS)
+    try:
+        with urllib.request.urlopen(request, timeout=15) as response:
+            page = response.read().decode("utf-8", errors="replace")
+    except OSError:
+        return {}
+    start = page.find(PLAYER_RESPONSE_MARKER)
+    if start == -1:
+        return {}
+    try:
+        data, _ = json.JSONDecoder().raw_decode(page, start + len(PLAYER_RESPONSE_MARKER))
+    except ValueError:
+        return {}
+    return data if isinstance(data, dict) else {}
+
+
+def clean_artist(name: str | None) -> str | None:
+    if name and name.endswith(TOPIC_SUFFIX):
+        return name[: -len(TOPIC_SUFFIX)]
+    return name
+
+
+def as_number(value) -> int | None:
+    try:
+        return int(value)
+    except (TypeError, ValueError):
         return None
+
+
+def video_details(identifier: str) -> dict:
+    response = player_response(identifier)
+    details = response.get("videoDetails") or {}
+    microformat = (response.get("microformat") or {}).get("playerMicroformatRenderer") or {}
+    fallback = oembed(identifier) if not details.get("title") else {}
+
+    return {
+        "id": identifier,
+        "title": details.get("title") or fallback.get("title"),
+        "artist": clean_artist(details.get("author") or fallback.get("author_name")),
+        "durationSeconds": as_number(details.get("lengthSeconds")),
+        "views": as_number(details.get("viewCount")),
+        "published": (microformat.get("publishDate") or "")[:10] or None,
+        "description": details.get("shortDescription") or None,
+        "cover": cover_url(identifier),
+        "url": watch_url(identifier),
+    }
+
+
+def format_duration(seconds: int | None) -> str:
+    if seconds is None:
+        return "-"
+    hours, remainder = divmod(seconds, 3600)
+    minutes, seconds = divmod(remainder, 60)
+    return f"{hours}:{minutes:02}:{seconds:02}" if hours else f"{minutes}:{seconds:02}"