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

# Copyright (c) 2005 - 2018 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the writer class for writing an XML templates file.
"""

from __future__ import unicode_literals

import time

from .XMLStreamWriterBase import XMLStreamWriterBase
from .Config import templatesFileFormatVersion


class TemplatesWriter(XMLStreamWriterBase):
    """
    Class implementing the writer class for writing an XML templates file.
    """
    def __init__(self, device, templatesViewer):
        """
        Constructor
        
        @param device reference to the I/O device to write to (QIODevice)
        @param templatesViewer reference to the templates viewer object
            (TemplateViewer)
        """
        XMLStreamWriterBase.__init__(self, device)
        
        self.templatesViewer = templatesViewer
        
    def writeXML(self):
        """
        Public method to write the XML to the file.
        """
        XMLStreamWriterBase.writeXML(self)
        
        self.writeDTD('<!DOCTYPE Templates SYSTEM "Templates-{0}.dtd">'.format(
            templatesFileFormatVersion))
        
        # add some generation comments
        self.writeComment(" eric6 templates file ")
        self.writeComment(
            " Saved: {0} ".format(time.strftime('%Y-%m-%d, %H:%M:%S')))
        
        # add the main tag
        self.writeStartElement("Templates")
        self.writeAttribute("version", templatesFileFormatVersion)
        
        # do the template groups
        groups = self.templatesViewer.getAllGroups()
        for group in groups:
            self.writeStartElement("TemplateGroup")
            self.writeAttribute("name", group.getName())
            self.writeAttribute("language", group.getLanguage())
            # do the templates
            templates = group.getAllEntries()
            for template in templates:
                self.writeStartElement("Template")
                self.writeAttribute("name", template.getName())
                self.writeTextElement(
                    "TemplateDescription", template.getDescription())
                self.writeTextElement(
                    "TemplateText", template.getTemplateText())
                self.writeEndElement()
            self.writeEndElement()
        
        self.writeEndElement()
        self.writeEndDocument()
