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/*
User rates per video.
*/
import { values } from 'lodash'
import * as Sequelize from 'sequelize'
import { VIDEO_RATE_TYPES } from '../initializers'
import { addMethodsToModel } from './utils'
import {
UserVideoRateClass,
UserVideoRateInstance,
UserVideoRateAttributes,
UserVideoRateMethods
} from './user-video-rate-interface'
let UserVideoRate: Sequelize.Model<UserVideoRateInstance, UserVideoRateAttributes>
let load: UserVideoRateMethods.Load
export default function (sequelize, DataTypes) {
UserVideoRate = sequelize.define('UserVideoRate',
{
type: {
type: DataTypes.ENUM(values(VIDEO_RATE_TYPES)),
allowNull: false
}
},
{
indexes: [
{
fields: [ 'videoId', 'userId', 'type' ],
unique: true
}
]
}
)
const classMethods = [
associate,
load
]
addMethodsToModel(UserVideoRate, classMethods)
return UserVideoRate
}
// ------------------------------ STATICS ------------------------------
function associate (models) {
UserVideoRate.belongsTo(models.Video, {
foreignKey: {
name: 'videoId',
allowNull: false
},
onDelete: 'CASCADE'
})
UserVideoRate.belongsTo(models.User, {
foreignKey: {
name: 'userId',
allowNull: false
},
onDelete: 'CASCADE'
})
}
load = function (userId: number, videoId: number, transaction: Sequelize.Transaction, callback: UserVideoRateMethods.LoadCallback) {
const options: Sequelize.FindOptions = {
where: {
userId,
videoId
}
}
if (transaction) options.transaction = transaction
return UserVideoRate.findOne(options).asCallback(callback)
}
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