from __future__ import annotations


class ZaloUserSessionAdapter:
    @staticmethod
    def normalize_target(raw: str) -> str:
        raw = raw.strip()
        if raw.startswith("zalouser:"):
            return raw[len("zalouser:") :]
        if raw.startswith("zlu:"):
            return raw[len("zlu:") :]
        if raw.startswith("group:"):
            return raw
        if raw.startswith("g:"):
            return f"group:{raw[2:]}"
        if raw.startswith("user:") or raw.startswith("dm:"):
            return raw
        if raw.startswith("u:"):
            return f"user:{raw[2:]}"
        return raw