""" http://pypi.python.org/pypi/archetypes.schemaextender
"""
from archetypes.schemaextender.interfaces import IOrderableSchemaExtender
from archetypes.schemaextender.interfaces import ISchemaExtender
from archetypes.schemaextender.interfaces import ISchemaModifier
from bika.health import bikaMessageFactory as _
from bika.lims.fields import *
from bika.lims import bikaMessageFactory as _b
from bika.lims.browser.widgets import ReferenceWidget
from bika.lims.interfaces import IAnalysisRequest
from bika.lims.vocabularies import CatalogVocabulary
from Products.Archetypes.public import ComputedWidget
from Products.Archetypes.references import HoldingReference
from Products.ATContentTypes.interface import IATDocument
from zope.component import adapts
from zope.interface import implements
from Products.CMFCore import permissions
from bika.health import permissions as hpermissions


class AnalysisRequestSchemaExtender(object):
    adapts(IAnalysisRequest)
    implements(IOrderableSchemaExtender)

    fields = [
        ExtReferenceField(
            'Doctor',
            allowed_types=('Doctor',),
            referenceClass = HoldingReference,
            relationship = 'AnalysisRequestDoctor',
            widget=ReferenceWidget(
                label=_('Doctor'),
                size=20,
                render_own_label=True,
                visible={'edit': 'visible',
                         'view': 'visible',
                         'add': 'edit',
                         'header_table': 'visible',
                         'secondary': 'disabled'},
                catalog_name='portal_catalog',
                base_query={'inactive_state': 'active'},
                showOn=True,
                add_button={
                    'visible': True,
                    'url': 'doctors/portal_factory/Doctor/new/edit',
                    'return_fields': ['Firstname', 'Surname'],
                }
            ),
        ),

        ExtComputedField(
            'DoctorUID',
            # It looks like recursive, but we must pass through the Schema to obtain data. In this way we allow to LIMS obtain it.
            expression="context.Schema()['Doctor'].get(context).UID() if context.Schema()['Doctor'].get(context) else None",
            widget=ComputedWidget(
                visible=False,
            ),
        ),

        ExtReferenceField(
            'Patient',
            required=1,
            allowed_types = ('Patient',),
            referenceClass = HoldingReference,
            relationship = 'AnalysisRequestPatient',
            read_permission=hpermissions.ViewPatients,
            write_permission=permissions.ModifyPortalContent,
            widget=ReferenceWidget(
                label=_('Patient'),
                size=20,
                render_own_label=True,
                visible={'edit': 'visible',
                         'view': 'visible',
                         'add': 'edit',
                         'secondary': 'disabled'},
                catalog_name='bika_patient_catalog',
                base_query={'inactive_state': 'active'},
                showOn=True,
                add_button={
                    'visible': True,
                    'url': 'patients/portal_factory/Patient/new/edit',
                    'return_fields': ['Firstname', 'Surname'],
                    'js_controllers': ['#patient-base-edit',],
                    'overlay_handler': 'HealthPatientOverlayHandler',
                }
            ),
        ),

        ExtComputedField(
            'PatientID',
            expression="context.Schema()['Patient'].get(context).getPatientID() if context.Schema()['Patient'].get(context) else None",
            mode="r",
            read_permission=hpermissions.ViewPatients,
            write_permission=permissions.ModifyPortalContent,
            widget=ComputedWidget(
                visible=True,
            ),
        ),

        ExtComputedField(
            'PatientUID',
            expression="context.Schema()['Patient'].get(context).UID() if context.Schema()['Patient'].get(context) else None",
            widget=ComputedWidget(
                visible=False,
            ),
        ),

        BooleanField(
            'PanicEmailAlertToClientSent',
            default=False,
            widget=BooleanWidget(
                visible={'edit': 'invisible',
                         'view': 'invisible',
                         'add': 'invisible'},
            ),
        ),

        ExtStringField(
            'ClientPatientID',
            searchable=True,
            required=0,
            read_permission=hpermissions.ViewPatients,
            write_permission=permissions.ModifyPortalContent,
            widget=ReferenceWidget(
                label=_("Client Patient ID"),
                size=20,
                colModel=[
                    {'columnName': 'id',
                                    'width': '20',
                                    'label': _('Patient ID'),
                                    'align':'left'},
                    {'columnName': 'ClientPatientID',
                                    'width': '20',
                                    'label': _('Client PID'),
                                    'align':'left'},
                    {'columnName': 'Title',
                                    'width': '60',
                                    'label': _('Fullname'),
                                    'align': 'left'},
                    {'columnName': 'UID', 'hidden': True},
                ],
                ui_item='ClientPatientID',
                search_query='',
                discard_empty=('ClientPatientID',),
                search_fields=('ClientPatientID',),
                portal_types=('Patient',),
                render_own_label=True,
                visible={'edit': 'visible',
                         'view': 'visible',
                         'add': 'edit',
                         },
                catalog_name='bika_patient_catalog',
                base_query={'inactive_state': 'active'},
                showOn=True,
            ),
        ),
    ]

    def getOrder(self, schematas):
        default = schematas['default']
        default.remove('Patient')
        default.remove('Doctor')
        default.remove('ClientPatientID')
        default.insert(default.index('Template'), 'ClientPatientID')
        default.insert(default.index('Template'), 'Patient')
        default.insert(default.index('Template'), 'Doctor')
        schematas['default'] = default
        return schematas

    def __init__(self, context):
        self.context = context

    def getFields(self):
        return self.fields


class AnalysisRequestSchemaModifier(object):
    adapts(IAnalysisRequest)
    implements(ISchemaModifier)

    def __init__(self, context):
        self.context = context

    def fiddle(self, schema):
        schema['Batch'].widget.label = _("Case")
        return schema
