'''
    mosireen.py - pandora_client plugin

    custom parse_path for pandora_client to parse musereen archive paths in the form

    YYYY/MM_YYYY/DD_MM_YYYY/Location 1/Location 2/Subject 1/Cinematographer/Subject 2(optional)/MVI_2036.MOV

'''
import re
import ox
import os

def example_path(client):
    return '\t' + 'YYYY/MM_YYYY/DD_MM_YYYY/Location 1/Location 2/Subject 1/Shooter/Subject 2(optional)/MVI_2036.MOV'

def parse_path(client, path, context):
    '''
        args:
            client - Client instance
            path   - path without volume prefix 
        return:
            return None if file is ignored, dict with parsed item information otherwise
    '''
    m = re.compile('^(\d{4})/(\d{2}|NA)_(\d{4})/(?P<day>\d+|NA)_(?P<month>\d+|NA)_(?P<year>\d{4})((-(?P<tilday>\d+|NA)_(?P<tilmonth>\d+|NA)_(?P<tilyear>\d{4}))?)/(?P<location1>.+?)/(?P<location2>.+?)/(?P<subject1>.+?)/(?P<shooter>.+?)/((?P<subject2>.+?)/|).*').match(path)
    if not m:
        return None
    info = m.groupdict()
    date = '%s-%s-%s' % (info['year'], info['month'], info['day'])
    if info['tilday']:
        date = '%s-%s-%s - %s-%s-%s' % (info['year'], info['month'], info['day'], info['tilyear'],info['tilmonth'],info['tilday'])
    for key in info:
        if info[key]:
            info[key] = info[key].replace('_', ' ')

    topic = info['subject1'].split(",")
    if info['subject2']:
        topic+=info['subject2'].split(",")
        title = "%s, %s (%s)" % (info['subject1'], info['subject2'], date)
    else:
        title = "%s (%s)" % (info['subject1'], date)
    title = "%s %s at %s, %s" % (title,
        info['shooter'],info['location2'],info['location1'])

    r = {
        'cinematographer': [info['shooter']],
        'date': date,
        'location': '%s, %s' % (info['location2'], info['location1']),
        'title': title,
        'topic': topic
    }
    _info = ox.movie.parse_path(path)
    for key in ('extension', 'type'):
        r[key] = _info[key]
    return r

def ignore_file(client, path):
    '''
        return True if file should not even be considered.
        i.e. to filter out .DS_Store, empty files
    '''
    filename = os.path.basename(path)
    if filename.startswith('._') \
            or filename in ('.DS_Store',) \
            or filename.endswith('~') \
            or not os.path.exists(path) \
            or os.stat(path).st_size == 0:
        return True
    return False