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import { codeDocumentHandler } from '@/artifacts/code/server';
import { imageDocumentHandler } from '@/artifacts/image/server';
import { sheetDocumentHandler } from '@/artifacts/sheet/server';
import { textDocumentHandler } from '@/artifacts/text/server';
import type { ArtifactKind } from '@/components/artifact';
import type { Document } from '../db/schema';
import { saveDocument } from '../db/queries';
import type { Session } from 'next-auth';
import type { UIMessageStreamWriter } from 'ai';
import type { ChatMessage } from '../types';
export interface SaveDocumentProps {
id: string;
title: string;
kind: ArtifactKind;
content: string;
userId: string;
}
export interface CreateDocumentCallbackProps {
id: string;
title: string;
dataStream: UIMessageStreamWriter<ChatMessage>;
session: Session;
}
export interface UpdateDocumentCallbackProps {
document: Document;
description: string;
dataStream: UIMessageStreamWriter<ChatMessage>;
session: Session;
}
export interface DocumentHandler<T = ArtifactKind> {
kind: T;
onCreateDocument: (args: CreateDocumentCallbackProps) => Promise<void>;
onUpdateDocument: (args: UpdateDocumentCallbackProps) => Promise<void>;
}
export function createDocumentHandler<T extends ArtifactKind>(config: {
kind: T;
onCreateDocument: (params: CreateDocumentCallbackProps) => Promise<string>;
onUpdateDocument: (params: UpdateDocumentCallbackProps) => Promise<string>;
}): DocumentHandler<T> {
return {
kind: config.kind,
onCreateDocument: async (args: CreateDocumentCallbackProps) => {
const draftContent = await config.onCreateDocument({
id: args.id,
title: args.title,
dataStream: args.dataStream,
session: args.session,
});
if (args.session?.user?.id) {
await saveDocument({
id: args.id,
title: args.title,
content: draftContent,
kind: config.kind,
userId: args.session.user.id,
});
}
return;
},
onUpdateDocument: async (args: UpdateDocumentCallbackProps) => {
const draftContent = await config.onUpdateDocument({
document: args.document,
description: args.description,
dataStream: args.dataStream,
session: args.session,
});
if (args.session?.user?.id) {
await saveDocument({
id: args.document.id,
title: args.document.title,
content: draftContent,
kind: config.kind,
userId: args.session.user.id,
});
}
return;
},
};
}
/*
* Use this array to define the document handlers for each artifact kind.
*/
export const documentHandlersByArtifactKind: Array<DocumentHandler> = [
textDocumentHandler,
codeDocumentHandler,
imageDocumentHandler,
sheetDocumentHandler,
];
export const artifactKinds = ['text', 'code', 'image', 'sheet'] as const;
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