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68780f54e1
Co-authored-by: Philip Molares <philip.molares@udo.edu> Signed-off-by: Philip Molares <philip.molares@udo.edu> Signed-off-by: Erik Michelson <github@erik.michelson.eu>
120 lines
2.5 KiB
TypeScript
120 lines
2.5 KiB
TypeScript
/*
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* SPDX-FileCopyrightText: 2024 The HedgeDoc developers (see AUTHORS file)
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*
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import {
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Column,
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CreateDateColumn,
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Entity,
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JoinTable,
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ManyToMany,
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ManyToOne,
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OneToMany,
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PrimaryGeneratedColumn,
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} from 'typeorm';
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import { Note } from '../notes/note.entity';
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import { Tag } from '../notes/tag.entity';
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import { RangeAuthorship } from './range-authorship.entity';
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/**
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* The state of a note at a particular point in time,
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* with the content at that time and the diff to the previous revision.
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*
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*/
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@Entity()
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export class Revision {
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@PrimaryGeneratedColumn()
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id: number;
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/**
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* The patch from the previous revision to this one.
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*/
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@Column({
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type: 'text',
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})
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patch: string;
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@Column({
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type: 'text',
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})
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title: string;
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@Column({
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type: 'text',
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})
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description: string;
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@ManyToMany((_) => Tag, (tag) => tag.revisions, {
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eager: true,
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cascade: true,
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})
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@JoinTable()
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tags: Promise<Tag[]>;
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/**
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* The note content at this revision.
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*/
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@Column({
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type: 'text',
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})
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content: string;
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/**
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* The length of the note content.
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*/
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@Column()
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length: number;
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@Column('simple-array', { nullable: true })
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yjsStateVector: null | number[];
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/**
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* Date at which the revision was created.
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*/
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@CreateDateColumn()
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createdAt: Date;
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/**
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* Note this revision belongs to.
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*/
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@ManyToOne((_) => Note, (note) => note.revisions, { onDelete: 'CASCADE' })
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note: Promise<Note>;
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/**
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* All edit objects which are used in the revision.
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*/
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@OneToMany(
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(_) => RangeAuthorship,
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(rangeAuthorship) => rangeAuthorship.revision,
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{ onDelete: 'CASCADE' },
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)
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rangeAuthorships: Promise<RangeAuthorship[]>;
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// eslint-disable-next-line @typescript-eslint/no-empty-function
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private constructor() {}
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static create(
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content: string,
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patch: string,
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note: Note,
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yjsStateVector: number[] | null,
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title: string,
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description: string,
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tags: Tag[],
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rangeAuthorships: RangeAuthorship[],
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): Omit<Revision, 'id' | 'createdAt'> {
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const newRevision = new Revision();
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newRevision.patch = patch;
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newRevision.content = content;
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newRevision.length = content.length;
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newRevision.title = title;
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newRevision.description = description;
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newRevision.tags = Promise.resolve(tags);
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newRevision.note = Promise.resolve(note);
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newRevision.rangeAuthorships = Promise.resolve(rangeAuthorships);
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newRevision.yjsStateVector = yjsStateVector ?? null;
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return newRevision;
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}
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}
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