112 lines
3.2 KiB
TypeScript
112 lines
3.2 KiB
TypeScript
import * as Sequelize from 'sequelize'
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import * as uuidv4 from 'uuid/v4'
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async function up (utils: {
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transaction: Sequelize.Transaction,
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queryInterface: Sequelize.QueryInterface,
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sequelize: Sequelize.Sequelize,
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db: any
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}): Promise<void> {
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const q = utils.queryInterface
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// Assert not friends
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// Create uuid column for author
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const dataAuthorUUID = {
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type: Sequelize.UUID,
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defaultValue: Sequelize.UUIDV4,
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allowNull: true
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}
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await q.addColumn('Authors', 'uuid', dataAuthorUUID)
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// Set UUID to previous authors
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{
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const authors = await utils.db.Author.findAll()
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for (const author of authors) {
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author.uuid = uuidv4()
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await author.save()
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}
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}
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dataAuthorUUID.allowNull = false
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await q.changeColumn('Authors', 'uuid', dataAuthorUUID)
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// Create one author per user that does not already exist
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const users = await utils.db.User.findAll()
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for (const user of users) {
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const author = await utils.db.Author.find({ where: { userId: user.id }})
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if (!author) {
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await utils.db.Author.create({
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name: user.username,
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podId: null, // It is our pod
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userId: user.id
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})
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}
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}
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// Create video channels table
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await utils.db.VideoChannel.sync()
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// For each author, create its default video channel
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const authors = await utils.db.Author.findAll()
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for (const author of authors) {
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await utils.db.VideoChannel.create({
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name: `Default ${author.name} channel`,
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remote: false,
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authorId: author.id
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})
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}
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// Create channelId column for videos
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const dataChannelId = {
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type: Sequelize.INTEGER,
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defaultValue: null,
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allowNull: true
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}
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await q.addColumn('Videos', 'channelId', dataChannelId)
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const query = 'SELECT "id", "authorId" FROM "Videos"'
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const options = {
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type: Sequelize.QueryTypes.SELECT
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}
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const rawVideos = await utils.sequelize.query(query, options)
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for (const rawVideo of rawVideos) {
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const videoChannel = await utils.db.VideoChannel.findOne({ where: { authorId: rawVideo.authorId }})
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const video = await utils.db.Video.findById(rawVideo.id)
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video.channelId = videoChannel.id
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await video.save()
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}
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dataChannelId.allowNull = false
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await q.changeColumn('Videos', 'channelId', dataChannelId)
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const constraintName = 'Videos_channelId_fkey'
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const queryForeignKey = 'ALTER TABLE "Videos" ' +
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' ADD CONSTRAINT "' + constraintName + '"' +
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' FOREIGN KEY ("channelId") REFERENCES "VideoChannels" ON UPDATE CASCADE ON DELETE CASCADE'
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await utils.sequelize.query(queryForeignKey)
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await q.removeColumn('Videos', 'authorId')
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}
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function down (options) {
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// update "Applications" SET "migrationVersion" = 75;
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// delete from "Authors";
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// alter table "Authors" drop column "uuid";
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// ALTER SEQUENCE "Authors_id_seq" RESTART WITH 1
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// INSERT INTO "Authors" ("name", "createdAt", "updatedAt", "userId") VALUES ('root', NOW(), NOW(), 1);
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// alter table "Videos" drop column "channelId";
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// drop table "VideoChannels";
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// alter table "Videos" add column "authorId" INTEGER DEFAULT 1;
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// alter table "Videos" ADD CONSTRAINT "coucou" FOREIGN KEY ("authorId") REFERENCES "Authors"
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throw new Error('Not implemented.')
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}
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export {
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up,
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down
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}
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