Codex
90 lines
2.5 KiB
TypeScript
90 lines
2.5 KiB
TypeScript
import { z } from "zod";
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import { CommercialActionSchema } from "@/data/schemas/chat";
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export const UiMessageSchema = z.object({
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displayId: z.string().min(1),
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remoteId: z.string().min(1).optional(),
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clientId: z.string().min(1).optional(),
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content: z.string(),
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isFromAI: z.boolean(),
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date: z.string(),
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isSynthetic: z.boolean().optional(),
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imageUrl: z.string().optional(),
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imagePaywalled: z.boolean().optional(),
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audioUrl: z.string().optional(),
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locked: z.boolean().nullable().optional(),
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lockReason: z.string().nullable().optional(),
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isPrivate: z.boolean().nullable().optional(),
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lockedPrivate: z.boolean().nullable().optional(),
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privateMessageHint: z.string().nullable().optional(),
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commercialAction: CommercialActionSchema.nullable().optional(),
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});
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export type UiMessage = z.infer<typeof UiMessageSchema>;
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let fallbackClientId = 0;
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export function createRemoteUiMessageIdentity(
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remoteId: string,
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isFromAI: boolean,
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occurrence = 0,
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): Pick<UiMessage, "displayId" | "remoteId"> {
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const role = isFromAI ? "assistant" : "user";
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const base = `server:${encodeURIComponent(remoteId)}:${role}`;
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return {
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displayId: occurrence > 0 ? `${base}:${occurrence}` : base,
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remoteId,
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};
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}
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export function createLegacyUiMessageIdentity(
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fingerprint: string,
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occurrence = 0,
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): Pick<UiMessage, "displayId"> {
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const base = `legacy:${hashIdentity(fingerprint)}`;
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return {
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displayId: occurrence > 0 ? `${base}:${occurrence}` : base,
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};
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}
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export function createClientUiMessageIdentity(
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kind: "message" | "image" | "reply" | "error",
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): Pick<UiMessage, "displayId" | "clientId"> {
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const clientId = createClientId();
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return {
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clientId,
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displayId: `client:${kind}:${clientId}`,
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};
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}
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export const UiMessage = {
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create(input: Omit<UiMessage, "date"> & { date?: string }): UiMessage {
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return UiMessageSchema.parse({
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...input,
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date:
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input.date ??
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new Date().toLocaleTimeString([], {
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hour: "2-digit",
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minute: "2-digit",
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}),
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});
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},
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};
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function createClientId(): string {
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if (typeof globalThis.crypto?.randomUUID === "function") {
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return globalThis.crypto.randomUUID();
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}
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fallbackClientId += 1;
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return `${Date.now().toString(36)}-${fallbackClientId.toString(36)}`;
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}
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function hashIdentity(value: string): string {
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let hash = 0x811c9dc5;
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for (let index = 0; index < value.length; index += 1) {
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hash ^= value.charCodeAt(index);
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hash = Math.imul(hash, 0x01000193);
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}
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return (hash >>> 0).toString(36);
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}
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