#!/usr/bin/env python3

############################################################################
# Copyright (C) 2024 by gempa GmbH                                         #
#                                                                          #
# All Rights Reserved.                                                     #
#                                                                          #
# NOTICE: All information contained herein is, and remains                 #
# the property of gempa GmbH and its suppliers, if any. The intellectual   #
# and technical concepts contained herein are proprietary to gempa GmbH    #
# and its suppliers.                                                       #
# Dissemination of this information or reproduction of this material       #
# is strictly forbidden unless prior written permission is obtained        #
# from gempa GmbH.                                                         #
############################################################################

import numpy as np


from gempa import CAPS


def calculateAbsPerc(grid, percentile=99.9):
    grid_array = np.array(grid)
    result = np.percentile(np.abs(grid_array), percentile)
    return result


def parseTime(s):
    formats = ["%F", "%F %T", "%F %T.%Z", "%FT%T", "%FT%T.%Z"]
    for fmt in formats:
        time = CAPS.Time.FromString(s, fmt)
        if time.valid():
            return time

    return None