class ConfluenceStreaming:
    streaming_mode = "block"
    block_streaming_enabled = True
    MIN_CHARS = 200
    MAX_CHARS = 2000
    CHUNK_BREAK = "paragraph"
    COALESCE_MIN = 80
    COALESCE_MAX = 400
    COALESCE_IDLE_MS = 500
    MAX_BLOCKS = 5
    FINISH_MARK = "..."

    @classmethod
    def should_stream(cls, estimated_length: int) -> bool:
        return estimated_length > cls.MIN_CHARS

    @classmethod
    def build_chunk(cls, text: str, is_final: bool) -> str:
        if is_final:
            return text
        return f"{text}\n\n{cls.FINISH_MARK}"

    @classmethod
    def create_chunker(cls):
        return {
            "mode": "paragraph",
            "min_chars": cls.COALESCE_MIN,
            "max_chars": cls.MAX_CHARS,
            "break_on": cls.CHUNK_BREAK,
        }