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feat: generate metadata from content on revision creation

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Signed-off-by: Tilman Vatteroth <git@tilmanvatteroth.de>
This commit is contained in:
Tilman Vatteroth 2023-06-11 12:56:27 +02:00
parent 90df9a4e32
commit e84096b5dc
5 changed files with 198 additions and 5 deletions
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35
backend/src/revisions/revisions.service.ts
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@ -11,10 +11,12 @@ import { Repository } from 'typeorm';
import { NotInDBError } from '../errors/errors';
import { ConsoleLoggerService } from '../logger/console-logger.service';
import { Note } from '../notes/note.entity';
import { Tag } from '../notes/tag.entity';
import { EditService } from './edit.service';
import { RevisionMetadataDto } from './revision-metadata.dto';
import { RevisionDto } from './revision.dto';
import { Revision } from './revision.entity';
import { extractRevisionMetadataFromContent } from './utils/extract-revision-metadata-from-content';
class RevisionUserInfo {
usernames: string[];
@ -121,6 +123,9 @@ export class RevisionsService {
createdAt: revision.createdAt,
authorUsernames: revisionUserInfo.usernames,
anonymousAuthorCount: revisionUserInfo.anonymousUserCount,
title: revision.title,
description: revision.description,
tags: (await revision.tags).map((tag) => tag.name),
};
}
@ -131,6 +136,9 @@ export class RevisionsService {
content: revision.content,
length: revision.length,
createdAt: revision.createdAt,
title: revision.title,
tags: (await revision.tags).map((tag) => tag.name),
description: revision.description,
authorUsernames: revisionUserInfo.usernames,
anonymousAuthorCount: revisionUserInfo.anonymousUserCount,
patch: revision.patch,
@ -147,18 +155,35 @@ export class RevisionsService {
newContent: string,
yjsStateVector?: number[],
): Promise<Revision | undefined> {
// TODO: Save metadata
const latestRevision = await this.getLatestRevision(note);
const oldContent = latestRevision.content;
const latestRevision =
note.id === undefined ? undefined : await this.getLatestRevision(note);
const oldContent = latestRevision?.content;
if (oldContent === newContent) {
return undefined;
}
const patch = createPatch(
note.publicId,
latestRevision.content,
latestRevision?.content ?? '',
newContent,
);
const revision = Revision.create(newContent, patch, note, yjsStateVector);
const { title, description, tags } =
extractRevisionMetadataFromContent(newContent);
const tagEntities = tags.map((tagName) => {
const entity = new Tag();
entity.name = tagName;
return entity;
});
const revision = Revision.create(
newContent,
patch,
note,
yjsStateVector ?? null,
title,
description,
tagEntities,
) as Revision;
return await this.revisionRepository.save(revision);
}
}