__filename__="xmpp.py"
__author__="Bob Mottram"
__license__="AGPL3+"
__version__="1.1.0"
__maintainer__="Bob Mottram"
__email__="bob@freedombone.net"
__status__="Production"

import json

def getXmppAddress(actorJson: {}) -> str:
    """Returns xmpp address for the given actor
    """
    if not actorJson.get('attachment'):
        return ''
    for propertyValue in actorJson['attachment']:
        if not propertyValue.get('name'):
            continue
        nameLower=propertyValue['name'].lower()
        if not (nameLower.startswith('xmpp') or \
                nameLower.startswith('jabber')):
            continue
        if not propertyValue.get('type'):
            continue
        if not propertyValue.get('value'):
            continue
        if propertyValue['type']!='PropertyValue':
            continue
        if '@' not in propertyValue['value']:
            continue
        if '"' in propertyValue['value']:
            continue
        return propertyValue['value']
    return ''

def setXmppAddress(actorJson: {},xmppAddress: str) -> None:
    """Sets an xmpp address for the given actor
    """
    if not actorJson.get('attachment'):
        actorJson['attachment']=[]

    # remove any existing value
    propertyFound=None
    for propertyValue in actorJson['attachment']:
        if not propertyValue.get('name'):
            continue
        if not propertyValue.get('type'):
            continue
        if not (propertyValue['name'].lower().startswith('xmpp') or \
                propertyValue['name'].lower().startswith('jabber')):
            continue
        propertyFound=propertyValue
        break
    if propertyFound:
        actorJson['attachment'].remove(propertyFound)

    if '@' not in xmppAddress:
        return
    if '.' not in xmppAddress:
        return
    if '"' in xmppAddress:
        return

    for propertyValue in actorJson['attachment']:
        if not propertyValue.get('name'):
            continue
        if not propertyValue.get('type'):
            continue
        nameLower=propertyValue['name'].lower()
        if not (nameLower.startswith('xmpp') or \
                nameLower.startswith('jabber')):
            continue
        if propertyValue['type']!='PropertyValue':
            continue
        propertyValue['value']=xmppAddress
        return

    newXmppAddress={
        "name": "XMPP",
        "type": "PropertyValue",
        "value": xmppAddress
    }
    actorJson['attachment'].append(newXmppAddress)