#
# This file is part of the PyMeasure package.
#
# Copyright (c) 2013-2024 PyMeasure Developers
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# of this software and associated documentation files (the "Software"), to deal
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# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included in
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from pymeasure.experiment import (
    Procedure, IntegerParameter,
    Parameter, FloatParameter
)
import random
from time import sleep


class RandomProcedure(Procedure):

    iterations = IntegerParameter('Loop Iterations', default=100)
    delay = FloatParameter('Delay Time', units='s', default=0.001)
    seed = Parameter('Random Seed', default='12345')

    DATA_COLUMNS = ['Iteration', 'Random Number']

    def startup(self):
        random.seed(self.seed)

    def execute(self):
        for i in range(self.iterations):
            data = {
                'Iteration': i,
                'Random Number': random.random()
            }
            self.emit('results', data)
            self.emit('progress', 100. * i / self.iterations)
            sleep(self.delay)
            if self.should_stop():
                break
