import datetime

# wandelt die Zeit um
def timer(mydata,num):

    sm_since_1970 = ''
    sm_since_1970 = mydata[num][-4]
    sm_since_1970 = float(sm_since_1970)
    sec_since_1970 = sm_since_1970 / 1000.0
    sec_since_1970 = float(sec_since_1970)
    moment = datetime.datetime.fromtimestamp(sec_since_1970)
    moment = str(moment)

    moment = moment.replace(' ','T')

    if len(moment) < 20:
        moment += '.00'
    else:
        stripper(moment)

    return moment
# entfernt die letzten 4 Zeichen
def stripper(text):
    result = text[:-4]
    return result

# einstellen der Farben
def extensions():

    outfile = '  <trk>\n'
    outfile += '    <extensions>\n'
    outfile += '      <line xmlns="http://www.topografix.com/GPX/gpx_style/0/2">\n'
    outfile += '        <color>FF0000</color>\n'
    outfile += '      </line>\n'
    outfile += '    </extensions>\n'
    outfile += '    <name></name>\n'
    outfile += '    <trkseg>\n'

    return outfile
# erstellt Trackpunkte
def trkpt(mydata,num):

    outfile = '      <trkpt lat="'
    var = mydata[num][-2]
    var = float(var)
    var = var*180/3.14159265359
    var = str(var)
    outfile += var
    outfile += '" lon="'
    var = mydata[num][-3]
    var = float(var)
    var = var*180/3.14159265359
    var = str(var)
    outfile += var
    outfile += '">\n'
    outfile += '        <time>'
    outfile += timer(mydata,num)
    outfile += 'Z</time>\n' #Z
    outfile += '      </trkpt>\n'

    return outfile
# Abschluss des Tracks
def end():

    outfile = '    </trkseg>\n'
    outfile += '  </trk>\n'

    return outfile
# Anfang der Datei
def start():
    outfile = '<?xml version="1.0" encoding="UTF-8"?>\n'
    outfile += '<gpx xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" version="1.1" creator="OkMap 10.11.4" xmlns="http://www.topografix.com/GPX/1/1">\n' #<gpx version="1.1" creator="someone"

    #outfile +='<gpx xmlns="http://www.topografix.com/GPX/1/1" version="1.1" creator="Wikipedia" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd">\n'

    return outfile
# Anfang des Informationsteils
def header(mydata):

    outfile = start()
    outfile += extensions()
    outfile += end()
    outfile += extensions()
    outfile += trkpt(mydata,0)
    outfile += end()

    return outfile
# Hauptteil der Informationen
def converter(mydata):

    outfile = ''
    for num in range(len(mydata)):

        num_2 = num + 1
        if num_2 < len(mydata):
            outfile += extensions()
            outfile += trkpt(mydata,num)
            outfile += trkpt(mydata,num_2)
            outfile += end()
        else:
            pass

    return outfile
# Hauptteil der event Informationen
def event_conv(mydata):

    outfile = ''
    for num in range(len(mydata)):
        if mydata[num][-2] != '0' or mydata[num][-3] != '0':

            '''
            outfile += '    <extensions>\n'
            outfile += '      <line xmlns="http://www.topografix.com/GPX/gpx_style/0/2">\n'
            outfile += '        <color>FF0000</color>\n'
            outfile += '      </line>\n'
            outfile += '    </extensions>\n'
            outfile += '    <name></name>\n'
            '''

            outfile += '  <wpt lat="'
            var = mydata[num][-2]
            var = float(var)
            var = var*180/3.14159265359
            var = str(var)
            outfile += var
            outfile += '" lon="'
            var = mydata[num][-3]
            var = float(var)
            var = var*180/3.14159265359
            var = str(var)
            outfile += var
            outfile += '">\n    <time>'
            outfile += timer(mydata,num)
            outfile += 'Z</time>\n    <name></name>\n    <desc>' #Z
            var = num
            var = str(var)
            outfile += var
            outfile += " Date: "
            outfile += timer(mydata,num)
            outfile += '</desc>\n  </wpt>\n'
            outfile += '  <trk>\n'
            outfile += '    <trkseg>\n'
            outfile += trkpt(mydata,num)
            outfile += trkpt(mydata,num)
            outfile += end()

    return outfile
# verzweigung für das editieren eine gpx Datei
def file_editor(datalist,e_en):

    try:
        with open('Salchau/mydata.gpx','r') as datei:
            text = datei.read()

        text = text.replace("</gpx>\n","")

        if e_en == '1': # result.txt

            full_file = text + converter(datalist) + '</gpx>\n'

        elif e_en == '2': # event_result.txt

            full_file = text + event_conv(datalist) + '</gpx>\n'


        with open('Salchau/mydata.gpx','w') as datei:#Salchau/

            datei.write(full_file)

    except Exception as error:
        print(error)
# Erstellen einer gpx Datei
def file_creator(datalist,e_en):

    try:
        if e_en == '1': # result.txt

            full_file = header(datalist) + converter(datalist) + '</gpx>\n'

        elif e_en == '2': # event_result.txt

            full_file = start() + event_conv(datalist) + '</gpx>\n'

    except Exception as error:
        print(error)

    with open('Salchau/mydata.gpx','w') as datei: #Salchau/

        datei.write(full_file)
# Entscheidung der verzweigung
def file_typ(datalist,num,e_en):

    if num == '1':
        file_creator(datalist,e_en)
    elif num == '2':
        file_editor(datalist,e_en)