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feat: v1 — persistent shell, model gateway, artifact improvements (#1462)

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dancer 2026-03-20 09:37:02 +00:00 • committed by GitHub
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8
artifacts/sheet/client.tsx
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@ -1,16 +1,16 @@
import { parse, unparse } from "papaparse";
import { toast } from "sonner";
import { Artifact } from "@/components/create-artifact";
import { Artifact } from "@/components/chat/create-artifact";
import {
CopyIcon,
LineChartIcon,
RedoIcon,
SparklesIcon,
UndoIcon,
} from "@/components/icons";
import { SpreadsheetEditor } from "@/components/sheet-editor";
} from "@/components/chat/icons";
import { SpreadsheetEditor } from "@/components/chat/sheet-editor";
type Metadata = any;
type Metadata = Record<string, never>;
export const sheetArtifact = new Artifact<"sheet", Metadata>({
kind: "sheet",

77
artifacts/sheet/server.ts
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@ -1,78 +1,49 @@
import { streamObject } from "ai";
import { z } from "zod";
import { streamText } from "ai";
import { sheetPrompt, updateDocumentPrompt } from "@/lib/ai/prompts";
import { getArtifactModel } from "@/lib/ai/providers";
import { getLanguageModel } from "@/lib/ai/providers";
import { createDocumentHandler } from "@/lib/artifacts/server";
export const sheetDocumentHandler = createDocumentHandler<"sheet">({
kind: "sheet",
onCreateDocument: async ({ title, dataStream }) => {
onCreateDocument: async ({ title, dataStream, modelId }) => {
let draftContent = "";
const { fullStream } = streamObject({
model: getArtifactModel(),
system: sheetPrompt,
const { fullStream } = streamText({
model: getLanguageModel(modelId),
system: `${sheetPrompt}\n\nOutput ONLY the raw CSV data. No explanations, no markdown fences.`,
prompt: title,
schema: z.object({
csv: z.string().describe("CSV data"),
}),
});
for await (const delta of fullStream) {
const { type } = delta;
if (type === "object") {
const { object } = delta;
const { csv } = object;
if (csv) {
dataStream.write({
type: "data-sheetDelta",
data: csv,
transient: true,
});
draftContent = csv;
}
if (delta.type === "text-delta") {
draftContent += delta.text;
dataStream.write({
type: "data-sheetDelta",
data: draftContent,
transient: true,
});
}
}
dataStream.write({
type: "data-sheetDelta",
data: draftContent,
transient: true,
});
return draftContent;
},
onUpdateDocument: async ({ document, description, dataStream }) => {
onUpdateDocument: async ({ document, description, dataStream, modelId }) => {
let draftContent = "";
const { fullStream } = streamObject({
model: getArtifactModel(),
system: updateDocumentPrompt(document.content, "sheet"),
const { fullStream } = streamText({
model: getLanguageModel(modelId),
system: `${updateDocumentPrompt(document.content, "sheet")}\n\nOutput ONLY the raw CSV data. No explanations, no markdown fences.`,
prompt: description,
schema: z.object({
csv: z.string(),
}),
});
for await (const delta of fullStream) {
const { type } = delta;
if (type === "object") {
const { object } = delta;
const { csv } = object;
if (csv) {
dataStream.write({
type: "data-sheetDelta",
data: csv,
transient: true,
});
draftContent = csv;
}
if (delta.type === "text-delta") {
draftContent += delta.text;
dataStream.write({
type: "data-sheetDelta",
data: draftContent,
transient: true,
});
}
}