## $Id: interfaces.py 14101 2016-08-22 06:14:02Z henrik $
##
## Copyright (C) 2012 Uli Fouquet & Henrik Bettermann
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##
from zope import schema
from zope.interface import Attribute, invariant, Invalid
from waeup.kofa.schema import TextLineChoice
from waeup.kofa.interfaces import SimpleKofaVocabulary, academic_sessions_vocab
from waeup.kofa.schema import FormattedDate, PhoneNumber
from waeup.kofa.schoolgrades import ResultEntryField
from waeup.kofa.students.vocabularies import nats_vocab, StudyLevelSource
from waeup.kofa.students.interfaces import (
    IStudentBase, IUGStudentClearance, IPGStudentClearance,
    IStudentPersonal, IStudentNavigation, IStudentStudyLevel,
    IStudentStudyCourse, ICourseTicket
    )
from waeup.kofa.students.vocabularies import (
    nats_vocab, contextual_reg_num_source)
from kofacustom.nigeria.interfaces import (
    high_qual, high_grade, exam_types, LGASource)
from kofacustom.nigeria.interfaces import MessageFactory as _
from kofacustom.nigeria.payments.interfaces import INigeriaOnlinePayment


class INigeriaStudentBase(IStudentBase):
    """Representation of student base data.

    """

    reg_number = TextLineChoice(
        title = _(u'Registration Number'),
        required = False,
        readonly = False,
        source = contextual_reg_num_source,
        )

    is_staff = schema.Bool(
        title = _(u'Staff Member'),
        required = False,
        readonly = False,
        default = False,
        )

    financially_cleared_by = schema.TextLine(
        title = _(u'Financially Cleared by'),
        default = None,
        required = False,
        )

    financial_clearance_date = schema.Datetime(
        title = _(u'Financial Clearance Date'),
        required = False,
        readonly = False,
        )

INigeriaStudentBase['reg_number'].order = IStudentBase[
    'reg_number'].order


class INigeriaUGStudentClearance(IUGStudentClearance):
    """Representation of ug student clearance data.

    """
    officer_comment = schema.Text(
        title = _(u"Officer's Comment"),
        required = False,
        )

    physical_clearance_date = schema.TextLine(
        title = _(u"Physical Clearance Date"),
        required = False,
        )

    clr_code = schema.TextLine(
        title = _(u'CLR Activation Code'),
        required = False,
        readonly = False,
        )

    date_of_birth = FormattedDate(
        title = _(u'Date of Birth'),
        required = False,
        show_year = True,
        )

    nationality = schema.Choice(
        source = nats_vocab,
        title = _(u'Nationality'),
        required = True,
        )

    lga = schema.Choice(
        source = LGASource(),
        title = _(u'State / LGA'),
        required = False,
        )

    def_adm = schema.Bool(
        title = _(u'Deferment of Admission'),
        required = False,
        readonly = False,
        default = False,
        )

    fst_sit_fname = schema.TextLine(
        title = _(u'Full Name'),
        required = False,
        readonly = False,
        )
    fst_sit_no = schema.TextLine(
        title = _(u'Exam Number'),
        required = False,
        readonly = False,
        )

    fst_sit_date = FormattedDate(
        title = _(u'Exam Date'),
        required = False,
        readonly = False,
        show_year = True,
        )

    fst_sit_type = schema.Choice(
        title = _(u'Exam Type'),
        required = False,
        readonly = False,
        vocabulary = exam_types,
        )

    fst_sit_results = schema.List(
        title = _(u'Exam Results'),
        value_type = ResultEntryField(),
        required = False,
        readonly = False,
        defaultFactory=list,
        )

    scd_sit_fname = schema.TextLine(
        title = _(u'Full Name'),
        required = False,
        readonly = False,
        )
    scd_sit_no = schema.TextLine(
        title = _(u'Exam Number'),
        required = False,
        readonly = False,
        )

    scd_sit_date = FormattedDate(
        title = _(u'Exam Date'),
        required = False,
        readonly = False,
        show_year = True,
        )

    scd_sit_type = schema.Choice(
        title = _(u'Exam Type'),
        required = False,
        readonly = False,
        vocabulary = exam_types,
        )

    scd_sit_results = schema.List(
        title = _(u'Exam Results'),
        value_type = ResultEntryField(),
        required = False,
        readonly = False,
        defaultFactory=list,
        )

    alr_fname = schema.TextLine(
        title = _(u'Full Name'),
        required = False,
        readonly = False,
        )
    alr_no = schema.TextLine(
        title = _(u'Exam Number'),
        required = False,
        readonly = False,
        )

    alr_date = FormattedDate(
        title = _(u'Exam Date'),
        required = False,
        readonly = False,
        show_year = True,
        )

    alr_results = schema.List(
        title = _(u'Exam Results'),
        value_type = ResultEntryField(),
        required = False,
        readonly = False,
        defaultFactory=list,
        )

    hq_type = schema.Choice(
        title = _(u'Qualification Obtained'),
        required = False,
        readonly = False,
        vocabulary = high_qual,
        )

    hq_fname = schema.TextLine(
        title = _(u'Full Name'),
        required = False,
        readonly = False,
        )

    hq_matric_no = schema.TextLine(
        title = _(u'Former Matric Number'),
        required = False,
        readonly = False,
        )

    hq_degree = schema.Choice(
        title = _(u'Class of Degree'),
        required = False,
        readonly = False,
        vocabulary = high_grade,
        )

    hq_school = schema.TextLine(
        title = _(u'Institution Attended'),
        required = False,
        readonly = False,
        )

    hq_session = schema.TextLine(
        title = _(u'Years Attended'),
        required = False,
        readonly = False,
        )

    hq_disc = schema.TextLine(
        title = _(u'Discipline'),
        required = False,
        readonly = False,
        )

    @invariant
    def check_lga_nationality(student):
        if student.nationality != 'NG' and student.lga not in ('foreigner', None):
            raise Invalid(_('Nationalty and LGA are contradictory.'))
        if student.nationality == 'NG' and student.lga == 'foreigner':
            raise Invalid(_('Nationalty and LGA are contradictory.'))


class INigeriaPGStudentClearance(INigeriaUGStudentClearance):
    """Representation of pg student clearance data.

    """

    hq2_type = schema.Choice(
        title = _(u'Qualification Obtained'),
        required = False,
        readonly = False,
        vocabulary = high_qual,
        )

    hq2_matric_no = schema.TextLine(
        title = _(u'Former Matric Number'),
        required = False,
        readonly = False,
        )

    hq2_degree = schema.Choice(
        title = _(u'Class of Degree'),
        required = False,
        readonly = False,
        vocabulary = high_grade,
        )

    hq2_school = schema.TextLine(
        title = _(u'Institution Attended'),
        required = False,
        readonly = False,
        )

    hq2_session = schema.TextLine(
        title = _(u'Years Attended'),
        required = False,
        readonly = False,
        )

    hq2_disc = schema.TextLine(
        title = _(u'Discipline'),
        required = False,
        readonly = False,
        )

    nysc_year = schema.Int(
        title = _(u'Nysc Year'),
        required = False,
        readonly = False,
        )

    nysc_location = schema.TextLine(
        title = _(u'Nysc Location'),
        required = False,
        )

    nysc_lga = schema.Choice(
        source = LGASource(),
        title = _(u'Nysc LGA'),
        required = False,
        )

    employer = schema.TextLine(
        title = _(u'Employer'),
        required = False,
        readonly = False,
        )

    emp_position = schema.TextLine(
        title = _(u'Employer Position'),
        required = False,
        readonly = False,
        )

    emp_start = FormattedDate(
        title = _(u'Start Date'),
        required = False,
        readonly = False,
        show_year = True,
        )

    emp_end = FormattedDate(
        title = _(u'End Date'),
        required = False,
        readonly = False,
        show_year = True,
        )

    emp_reason = schema.TextLine(
        title = _(u'Reason for Leaving'),
        required = False,
        readonly = False,
        )

    employer2 = schema.TextLine(
        title = _(u'2nd Employer'),
        required = False,
        readonly = False,
        )

    emp2_position = schema.TextLine(
        title = _(u'2nd Employer Position'),
        required = False,
        readonly = False,
        )

    emp2_start = FormattedDate(
        title = _(u'Start Date'),
        required = False,
        readonly = False,
        show_year = True,
        )
    emp2_end = FormattedDate(
        title = _(u'End Date'),
        required = False,
        readonly = False,
        show_year = True,
        )

    emp2_reason = schema.TextLine(
        title = _(u'Reason for Leaving'),
        required = False,
        readonly = False,
        )

    former_matric = schema.TextLine(
        title = _(u'If yes, matric number'),
        required = False,
        readonly = False,
        )

class INigeriaStudentPersonal(IStudentPersonal):
    """Student personal data.

    """

    is_foreigner = Attribute('True if student is non-Nigerian')

    next_kin_name = schema.TextLine(
        title = _(u'Next of Kin Name'),
        required = False,
        readonly = False,
        )

    next_kin_relation = schema.TextLine(
        title = _(u'Next of Kin Relationship'),
        required = False,
        readonly = False,
        )

    next_kin_address = schema.Text(
        title = _(u'Next of Kin Address'),
        required = False,
        readonly = False,
        )

    next_kin_phone = PhoneNumber(
        title = _(u'Next of Kin Phone'),
        description = u'',
        required = False,
        readonly = False,
        )

    marit_stat = schema.Choice(
        title = u'Marital Status',
        default = 'unmarried',
        required = False,
        vocabulary = SimpleKofaVocabulary(
            (_('Unmarried'), 'unmarried'),
            (_('Married'), 'married'),)
        )

    religion = schema.Choice(
        title = u'Religion',
        default = 'no_say',
        required = False,
        vocabulary = SimpleKofaVocabulary(
            (_('Muslim'), 'muslim'),
            (_('Christian'), 'christian'),
            (_('Others'), 'others'),
            (_('Prefer not to say'), 'no_say'),)
        )

    disabled = schema.Bool(
        title = u'Disabled',
        default = False,
        required = False,
        )


class INigeriaStudent(INigeriaStudentBase,INigeriaUGStudentClearance,
    INigeriaPGStudentClearance,INigeriaStudentPersonal):
    """Representation of a student.

    """

class INigeriaStudentPersonalEdit(INigeriaStudentPersonal):
    """Interface for editing personal data by students.

    Here we can repeat the fields from IStudentPersonal and set the
    `required` if necessary.
    """

    perm_address = schema.Text(
        title = _(u'Permanent Address'),
        required = True,
        )

    next_kin_name = schema.TextLine(
        title = _(u'Next of Kin Name'),
        required = True,
        readonly = False,
        )

    next_kin_relation = schema.TextLine(
        title = _(u'Next of Kin Relationship'),
        required = True,
        readonly = False,
        )

    next_kin_address = schema.Text(
        title = _(u'Next of Kin Address'),
        required = True,
        readonly = False,
        )

    next_kin_phone = PhoneNumber(
        title = _(u'Next of Kin Phone'),
        description = u'',
        required = True,
        readonly = False,
        )

INigeriaStudentPersonalEdit['perm_address'].order = INigeriaStudentPersonal[
    'perm_address'].order
INigeriaStudentPersonalEdit['next_kin_name'].order = INigeriaStudentPersonal[
    'next_kin_name'].order
INigeriaStudentPersonalEdit['next_kin_relation'].order = INigeriaStudentPersonal[
    'next_kin_relation'].order
INigeriaStudentPersonalEdit['next_kin_address'].order = INigeriaStudentPersonal[
    'next_kin_address'].order
INigeriaStudentPersonalEdit['next_kin_phone'].order = INigeriaStudentPersonal[
    'next_kin_phone'].order

class INigeriaStudentStudyCourse(IStudentStudyCourse):
    """A container for student study levels.

    """

class INigeriaStudentStudyLevel(IStudentStudyLevel):
    """A container for course tickets.

    """

class INigeriaStudentOnlinePayment(INigeriaOnlinePayment):
    """A student payment via payment gateways.

    This Interface does not inherit from IStudentOnlinePayment.
    Thus all fields from IStudentOnlinePayment have to be repeated here.
    """

    formatted_p_date = Attribute("Formatted pyment date")

    p_current = schema.Bool(
        title = _(u'Current Session Payment'),
        default = True,
        required = False,
        )

    p_level = schema.Choice(
        title = _(u'Payment Level'),
        source = StudyLevelSource(),
        required = False,
        )

INigeriaStudentOnlinePayment['p_level'].order = INigeriaStudentOnlinePayment[
    'p_session'].order

class INigeriaCourseTicket(ICourseTicket):
    """A course ticket.

    """

class INigeriaStudentUpdateByRegNo(INigeriaStudent):
    """Representation of a student. Skip regular reg_number validation.

    """
    reg_number = schema.TextLine(
        title = _(u'Registration Number'),
        required = False,
        )

class INigeriaStudentUpdateByMatricNo(INigeriaStudent):
    """Representation of a student. Skip regular matric_number validation.

    """
    matric_number = schema.TextLine(
        title = _(u'Matriculation Number'),
        required = False,
        )