const config = require('../../config');
const providers = config.providers;
const crypto = require('crypto');
const bcrypt = require('bcrypt');
const moment = require('moment');

module.exports = function(sequelize, DataTypes) {
  const notifications = sequelize.define(
    'notifications',
    {
      id: {
        type: DataTypes.UUID,
        defaultValue: DataTypes.UUIDV4,
        primaryKey: true,
      },

channel: {
        type: DataTypes.ENUM,
      
      

        values: [

"in_app",


"email"

        ],

      },

notification_type: {
        type: DataTypes.ENUM,
      
      

        values: [

"mention",


"task_assigned",


"phase_approval_requested",


"phase_approved",


"test_completed",


"test_review_requested",


"document_uploaded",


"comment_replied",


"system"

        ],

      },

title: {
        type: DataTypes.TEXT,
      
      

      },

message: {
        type: DataTypes.TEXT,
      
      

      },

sent_at: {
        type: DataTypes.DATE,
      
      

      },

read_at: {
        type: DataTypes.DATE,
      
      

      },

is_read: {
        type: DataTypes.BOOLEAN,
      
        allowNull: false,
        defaultValue: false,
      
      

      },

entity_type: {
        type: DataTypes.ENUM,
      
      

        values: [

"project",


"project_phase",


"metallurgical_test",


"flowsheet",


"economic_model",


"document",


"task",


"comment"

        ],

      },

entity_key: {
        type: DataTypes.TEXT,
      
      

      },

      importHash: {
        type: DataTypes.STRING(255),
        allowNull: true,
        unique: true,
      },
    },
    {
      timestamps: true,
      paranoid: true,
      freezeTableName: true,
    },
  );

  notifications.associate = (db) => {


/// loop through entities and it's fields, and if ref === current e[name] and create relation has many on parent entity


































//end loop



    db.notifications.belongsTo(db.users, {
      as: 'recipient',
      foreignKey: {
        name: 'recipientId',
      },
      constraints: false,
    });

    db.notifications.belongsTo(db.projects, {
      as: 'project',
      foreignKey: {
        name: 'projectId',
      },
      constraints: false,
    });

    db.notifications.belongsTo(db.organizations, {
      as: 'organizations',
      foreignKey: {
        name: 'organizationsId',
      },
      constraints: false,
    });




    db.notifications.belongsTo(db.users, {
      as: 'createdBy',
    });

    db.notifications.belongsTo(db.users, {
      as: 'updatedBy',
    });
  };



  return notifications;
};


