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