55 lines
1.5 KiB
JavaScript
55 lines
1.5 KiB
JavaScript
'use strict';
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module.exports = {
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up: async (queryInterface, Sequelize) => {
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// Previously there was no onDelete cascade so there may be existing stars
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// in the db that reference documents that no longer exist. We must clean
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// these up first before applying the new constraint.
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await queryInterface.sequelize.query(`
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DELETE FROM stars
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WHERE NOT EXISTS (
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SELECT NULL
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FROM documents doc
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WHERE doc.id = "documentId"
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)
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`);
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await queryInterface.addColumn("stars", "collectionId", {
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type: Sequelize.UUID,
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allowNull: true,
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references: {
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model: "collections",
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},
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});
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await queryInterface.changeColumn("stars", "documentId", {
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type: Sequelize.UUID,
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allowNull: true
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});
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await queryInterface.changeColumn("stars", "documentId", {
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type: Sequelize.UUID,
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onDelete: "cascade",
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references: {
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model: "documents",
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},
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});
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await queryInterface.changeColumn("stars", "userId", {
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type: Sequelize.UUID,
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allowNull: false,
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onDelete: "cascade",
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references: {
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model: "users",
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},
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});
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},
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down: async (queryInterface, Sequelize) => {
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await queryInterface.removeColumn("stars", "collectionId");
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await queryInterface.changeColumn("stars", "documentId", {
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type: Sequelize.UUID,
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allowNull: false
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});
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await queryInterface.removeConstraint("stars", "stars_documentId_fkey")
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await queryInterface.removeConstraint("stars", "stars_userId_fkey")
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}
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};
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