# -*- coding: utf-8 -*-

"""
***************************************************************************
    MergeData.py
    ---------------------
    Date                 : August 2012
    Copyright            : (C) 2012 by Victor Olaya
    Email                : volayaf at gmail dot com
***************************************************************************
*                                                                         *
*   This program is free software; you can redistribute it and/or modify  *
*   it under the terms of the GNU General Public License as published by  *
*   the Free Software Foundation; either version 2 of the License, or     *
*   (at your option) any later version.                                   *
*                                                                         *
***************************************************************************
"""

__author__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'

# This will get replaced with a git SHA1 when you do a git archive

__revision__ = '$Format:%H$'

import os
from processing.parameters.ParameterFile import ParameterFile
from processing.outputs.OutputFile import OutputFile
from processing.lidar.fusion.FusionAlgorithm import FusionAlgorithm
from processing.lidar.fusion.FusionUtils import FusionUtils


class MergeData(FusionAlgorithm):

    INPUT = 'INPUT'
    OUTPUT = 'OUTPUT'

    def defineCharacteristics(self):
        self.name = 'Merge LAS Files'
        self.group = 'Points'
        self.addParameter(ParameterFile(self.INPUT, 'Input LAS files'))
        self.addOutput(OutputFile(self.OUTPUT, 'Output merged LAS file'))

    def processAlgorithm(self, progress):
        commands = [os.path.join(FusionUtils.FusionPath(), 'MergeData.exe')]
        commands.append('/verbose')
        self.addAdvancedModifiersToCommand(commands)
        files = self.getParameterValue(self.INPUT).split(';')
        if len(files) == 1:
            commands.append(self.getParameterValue(self.INPUT))
        else:
            FusionUtils.createFileList(files)
            commands.append(FusionUtils.tempFileListFilepath())
        outFile = self.getOutputValue(self.OUTPUT)
        commands.append(outFile)
        FusionUtils.runFusion(commands, progress)