"""Naninovel managed-text dictionary helpers."""


def parse_dictionary(text):
    result, seen = [], set()
    for line_number, line in enumerate(text.splitlines(), 1):
        if not line.strip() or line.lstrip().startswith((";", "#", "//")):
            continue
        key, separator, value = line.partition(":")
        if not separator or not key.strip() or not value.strip():
            continue
        key = key.strip()
        if key in seen:
            raise ValueError(f"Duplicate dictionary key at line {line_number}: {key}")
        seen.add(key)
        result.append({"id": key, "text": value.lstrip(), "line": line_number})
    return result