93 lines
2.3 KiB
JavaScript
93 lines
2.3 KiB
JavaScript
// @flow
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import MarkdownSerializer from "slate-md-serializer";
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import { DataTypes, sequelize } from "../sequelize";
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const serializer = new MarkdownSerializer();
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const Revision = sequelize.define("revision", {
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id: {
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type: DataTypes.UUID,
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defaultValue: DataTypes.UUIDV4,
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primaryKey: true,
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},
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version: DataTypes.SMALLINT,
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editorVersion: DataTypes.STRING,
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title: DataTypes.STRING,
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text: DataTypes.TEXT,
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// backup contains a record of text at the moment it was converted to v2
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// this is a safety measure during deployment of new editor and will be
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// dropped in a future update
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backup: DataTypes.TEXT,
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});
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Revision.associate = (models) => {
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Revision.belongsTo(models.Document, {
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as: "document",
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foreignKey: "documentId",
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onDelete: "cascade",
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});
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Revision.belongsTo(models.User, {
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as: "user",
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foreignKey: "userId",
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});
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Revision.addScope(
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"defaultScope",
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{
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include: [{ model: models.User, as: "user", paranoid: false }],
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},
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{ override: true }
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);
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};
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Revision.findLatest = function (documentId) {
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return Revision.findOne({
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where: {
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documentId,
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},
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order: [["createdAt", "DESC"]],
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});
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};
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Revision.createFromDocument = function (document) {
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return Revision.create({
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title: document.title,
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text: document.text,
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userId: document.lastModifiedById,
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editorVersion: document.editorVersion,
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version: document.version,
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documentId: document.id,
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// revision time is set to the last time document was touched as this
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// handler can be debounced in the case of an update
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createdAt: document.updatedAt,
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});
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};
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Revision.prototype.migrateVersion = function () {
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let migrated = false;
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// migrate from document version 0 -> 1
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if (!this.version) {
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// removing the title from the document text attribute
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this.text = this.text.replace(/^#\s(.*)\n/, "");
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this.version = 1;
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migrated = true;
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}
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// migrate from document version 1 -> 2
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if (this.version === 1) {
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const nodes = serializer.deserialize(this.text);
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this.backup = this.text;
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this.text = serializer.serialize(nodes, { version: 2 });
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this.version = 2;
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migrated = true;
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}
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if (migrated) {
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return this.save({ silent: true, hooks: false });
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}
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};
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export default Revision;
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