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

"""
***************************************************************************
*                                                                         *
*   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.                                   *
*                                                                         *
***************************************************************************
"""

from PyQt5.QtCore import QCoreApplication
from qgis.core import (QgsProcessing,
                       QgsFeatureSink,
                       QgsProcessingException,
                       QgsProcessingAlgorithm,
                       QgsProcessingParameterFeatureSource,
                       QgsVectorLayer,
                       QgsRasterLayer,
                       QgsProject,
                       QgsProcessingUtils)
import processing

class ExampleProcessingAlgorithm(QgsProcessingAlgorithm):

    INPUT = 'INPUT'
    OUTPUT = 'OUTPUT'

    def tr(self, string):
        """
        Returns a translatable string with the self.tr() function.
        """
        return QCoreApplication.translate('Processing', string)

    def createInstance(self):
        return ExampleProcessingAlgorithm()

    def name(self):
         return 'myscript'

    def displayName(self):
        return self.tr('My Script')

    def group(self):
        return self.tr('Example scripts')

    def groupId(self):
        return 'examplescripts'

    def shortHelpString(self):
        return self.tr("Example algorithm short description")

    def initAlgorithm(self, config=None):
        pass

    def processAlgorithm(self, parameters, context, feedback):
        c_insee = '57533'
        n_couche = 'test_cadastre'
        EPSG_code = '2154'
        urlWithParams = "url=http://inspire.cadastre.gouv.fr/scpc/"+c_insee+".wms?contextualWMSLegend=0&crs=EPSG:"+EPSG_code+"&dpiMode=7&featureCount=10&format=image/png&layers=AMORCES_CAD&layers=LIEUDIT&layers=CP.CadastralParcel&layers=SUBFISCAL&layers=CLOTURE&layers=DETAIL_TOPO&layers=HYDRO&layers=VOIE_COMMUNICATION&layers=BU.Building&layers=BORNE_REPERE&styles=&styles=&styles=&styles=&styles=&styles=&styles=&styles=&styles=&styles=&maxHeight=1024&maxWidth=1280"
        rlayer = QgsRasterLayer(urlWithParams, 'Cadastre_'+n_couche+'_'+c_insee, 'wms')
        context.temporaryLayerStore().addMapLayer(rlayer)
        context.addLayerToLoadOnCompletion(rlayer.id(), context.LayerDetails('cadastre', context.project(), 'xxx', QgsProcessingUtils.Raster))

        return {self.OUTPUT: ''}