// import {Parents } from '/imports/collections/parents/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 Teacher {
    constructor(doc) {
      _.assign(this, doc);
    };
  
    getUserIds() {
      return _.filter(_.map(this.users, 'userId'));
    };
  };
  export { Teacher };
  
  class TeachersCollection extends Mongo.Collection {
    insert(item, callback) {
      _.assign(item, {
        createdAt:        new Date().getTime(),
      });
      return super.insert(item, callback);
    };
  };
  
  export const Teachers = new TeachersCollection('Teachers', {
    transform: (item) => {
      return new Teacher(item);
    },
  });
  
  _.assign(Teachers, {
    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;
    },
  
  });
  
  Teachers.deny({
    insert() { return true; },
    update() { return true; },
    remove() { return true; },
  });
  
  
  Teachers.schema = new SimpleSchema({
    userId:               { type: String },
    orgId:                { type: String },
    type:                 { type: String },
    gender:               { type: String, optional: true },
    services: {
      type: Object,
      optional: true,
      blackbox: true,
    },
  
    isMetaUser:           { type: Boolean, optional: true },
  
    createdAt:            { type: Date, autoValue: function(){return new Date();}}
  
  });
  
  Teachers.attachSchema(Teachers.schema);
  
  Teachers.privateFields = {
    orgId:              1,
    address:            1,
  
    isMetaUser:         1,
    createdAt:          1,
  };
  
  Teachers.publicFields = {
    firstName:          1,
    lastName:           1,
    emails:             1,
  
    createdAt:          1,
  };