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