45 lines
2.7 KiB
TypeScript
45 lines
2.7 KiB
TypeScript
import { z } from "zod";
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import type { AnswerViewState } from "../answer-ui/answer-view-state";
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const index = z.number().int().nonnegative();
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const chartTable = z.object({ query: z.string(), sort: z.object({ column: index, descending: z.boolean() }).strict().nullable(), selection: z.array(index) }).strict();
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const node = z.discriminatedUnion("type", [
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z.object({ type: z.literal("Chart"), view: z.enum(["line", "bar", "table"]), hidden: z.array(index), range: z.tuple([index, index]), point: index, inspecting: z.boolean(), table: chartTable.optional() }).strict(),
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z.object({ type: z.literal("Table"), query: z.string(), sort: z.object({ column: index, descending: z.boolean() }).strict().nullable(), selection: z.array(index) }).strict(),
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z.object({ type: z.literal("FollowUpForm"), values: z.record(z.string()) }).strict(),
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z.object({ type: z.literal("Evidence"), open: z.boolean() }).strict(),
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]);
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const record = z.object({
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version: z.literal("answer-view-state@1"), message_id: z.string(), block_id: z.string(),
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revision: index, schema_digest: z.string().min(1), nodes: z.record(node),
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block: z.object({ evidenceFilter: z.string() }).strict(), updated_at: z.string().nullable(),
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}).strict();
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export type AnswerViewStateRecord = AnswerViewState & {
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version: "answer-view-state@1"; message_id: string; block_id: string;
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revision: number; schema_digest: string; updated_at: string | null;
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};
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export type AnswerViewStateWrite = AnswerViewState & {
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message_id: string; block_id: string; schema_digest: string;
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expected_revision: number; request_id: string;
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};
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export class AnswerViewStateApiError extends Error {
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constructor(message: string, readonly status: number, readonly code?: string, readonly current?: AnswerViewStateRecord) {
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super(message);
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this.name = "AnswerViewStateApiError";
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}
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}
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export function parseAnswerViewStateRecord(value: unknown): AnswerViewStateRecord {
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return record.parse(value) as AnswerViewStateRecord;
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}
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export async function readAnswerViewStateResponse(response: Response): Promise<AnswerViewStateRecord> {
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const data: unknown = await response.json();
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if (!response.ok) {
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const error = z.object({ code: z.string().optional(), detail: z.string().optional(), current: z.unknown().optional() }).passthrough().safeParse(data);
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const current = error.success && error.data.current ? record.safeParse(error.data.current) : null;
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throw new AnswerViewStateApiError(error.success ? error.data.detail ?? "交互状态未保存，请重试" : "交互状态暂不可用，请重试", response.status,
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error.success ? error.data.code : undefined, current?.success ? current.data as AnswerViewStateRecord : undefined);
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}
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return parseAnswerViewStateRecord(data);
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}
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