// import {Students } from '/imports/collections/students/index'

  
  import _                                  from 'lodash';
  import { Meteor }                         from 'meteor/meteor';
  import { Mongo }                          from 'meteor/mongo';
  import { SimpleSchema }                   from 'meteor/aldeed:simple-schema';
  
  import { Orgs }                           from '/imports/collections/orgs/index';

  import { Users }                          from '/imports/collections/users/index';

  class Student {

    constructor(doc) {
      _.assign(this, doc);
    };

    getUserIds() {
      return _.filter(_.map(this.users, 'userId'));

    };
  };

  export { Student };
  
  class StudentsCollection extends Mongo.Collection {
    insert(item, callback) {
      _.assign(item, {
        createdAt:        new Date().getTime(),
      });
      return super.insert(item, callback);
    };

  };

  export const Students = new StudentsCollection('Students', {
    transform: (item) => {
      return new Student(item);

    },

  });

  _.assign(Students, {
    allStudents: () => {
      const user = Users.current();
      if(!user) return null;
      return Orgs.find({'users.userId': user._id});

    },

    current: () => {
      const user = Users.current();
      if(!user) return null;
      return Orgs.findOne({_id: user.orgId});
    },
    currentOrgUsers: () => {
      const OrgsArr = Orgs.current();
      if(!OrgsArr) return null;
      return OrgsArr.users;

    },

  });

  Students.deny({

    insert() { return true; },
    update() { return true; },
    remove() { return true; },
  });

  Students.schema = new SimpleSchema({
    userId:               { type: String },

    orgId:                { type: String },

    admissionId:          { type: String, optional: true },

    enrollmentDate:       { type: String, optional: true },
    address:              { type: String, optional: true },
    prefix:               { type: String, optional: true },
    firstName:            { type: String, optional: true },
    middlename:           { type: String, optional: true },
    lastName:             { type: String, optional: true },
    gender:               { type: String, optional: true },
    dob:                  { type: String, optional: true },
    rollNo:               { type: String, optional: true },
    class:                { type: String, optional: true },
    section:              { type: String, optional: true },
    bloodGroup:           { type: String, optional: true },
    community:            { type: String, optional: true },
    nationality:          { type: String, optional: true },
    motherTongue:         { type: String, optional: true },

    religion:             { type: String, optional: true },
    permanentAddress: {
      type: new SimpleSchema({
        home:             { type: String, optional: true },
        street:           { type: String, optional: true },
        town:             { type: String, optional: true },
        city:             { type: String, optional: true },
        state:            { type: String, optional: true },
        zip:              { type: String, optional: true },
      }),

      optional: true

    },
    parent: {
      type: [new SimpleSchema({
        id:               { type: String, },

        relationship:     { type: String, },

      })],

      optional: true

    },
    prevInstitute: {
      type: [new SimpleSchema({
        name:             { type: String, },

        fromYear:         { type: String, },
        toYear:           { type: String, },

        fromClass:        { type: String, },
        toClass:          { type: String, },

      })],
      optional: true
    },

    services: {
      type: Object,
      optional: true,
      blackbox: true,
    },
  
    isMetaUser:           { type: Boolean, optional: true },
  
    createdAt:            { type: Date, autoValue: function(){return new Date();}}
  
  });

  Students.attachSchema(Students.schema);

  Students.privateFields = {

    orgId:              1,
    address:            1,
  
    firstName:          1,
    lastName:           1,
    emails:             1,
    phones:             1,
  
    isMetaUser:         1,
    createdAt:          1,
  };

  Students.publicFields = {

    firstName:          1,
    lastName:           1,
    emails:             1,
  
    createdAt:          1,
  };