import demistomock as demisto  # noqa: F401
from CommonServerPython import *  # noqa: F401


def get_campaign_incident_similarities() -> list | None:
    """
    Gets all the campaign incident similarities.

    Returns:
        List of all the similarities.
    """
    incidents = demisto.get(demisto.context(), "EmailCampaign.incidents")
    return [incident["similarity"] for incident in incidents if incident["similarity"]] if incidents else None


def calculate_similarity_range(incident_similarities: list) -> str:
    """
    Gets the campaign incidents similarity range.

    Args:
        incident_similarities: The campaign incident similarities.

    Returns:
        The campaign incidents similarity range.
    """
    max_similarity, min_similarity = max(incident_similarities), min(incident_similarities)

    if max_similarity > min_similarity + 10**-3:
        return f"{min_similarity * 100:.1f}%-{max_similarity * 100:.1f}%"

    else:
        return f"{max_similarity * 100:.1f}%"


def main():
    try:
        incident_similarities = get_campaign_incident_similarities()

        if incident_similarities:
            similarity_range = calculate_similarity_range(incident_similarities)
            header = "Similarity Range" if len(similarity_range.split("-")) > 1 else "Similarity"

            html_readable_output = (
                f"<div style='text-align:center; font-size:17px; padding: 15px;'>{header}"
                f"</br> <div style='font-size:24px;'> {similarity_range} </div></div>"
            )

        else:
            html_readable_output = (
                "<div style='text-align:center; font-size:17px; padding: 15px;'>Similarity"
                "</br> <div style='font-size:20px;'> No incident similarities were found. </div></div>"
            )

        return_results(CommandResults(content_format="html", raw_response=html_readable_output))

    except Exception as err:
        return_error(str(err))


if __name__ in ("__main__", "__builtin__", "builtins"):
    main()