Carlos Florêncio
59 lines
1.7 KiB
TypeScript
59 lines
1.7 KiB
TypeScript
export const TASK_DESCRIPTION_SYNTHETIC_ID = "task-description";
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type PreviewAttachment = {
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attachment_id: string;
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type: "image" | "resource";
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mime_type: string;
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name: string;
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size_bytes?: number;
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delivery_mode?: "prompt" | "path";
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};
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export type InitialPromptPreview = {
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content: string;
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attachments: PreviewAttachment[];
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};
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function isRecord(value: unknown): value is Record<string, unknown> {
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return value !== null && typeof value === "object" && !Array.isArray(value);
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}
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function readAttachment(value: unknown): PreviewAttachment | null {
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if (
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!isRecord(value) ||
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typeof value.attachment_id !== "string" ||
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!value.attachment_id.trim() ||
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!["image", "resource"].includes(value.type as string) ||
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typeof value.mime_type !== "string" ||
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typeof value.name !== "string"
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) {
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return null;
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}
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return {
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attachment_id: value.attachment_id,
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type: value.type as PreviewAttachment["type"],
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mime_type: value.mime_type,
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name: value.name,
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...(typeof value.size_bytes === "number" &&
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Number.isFinite(value.size_bytes) &&
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value.size_bytes > 0
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? { size_bytes: value.size_bytes }
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: {}),
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...(value.delivery_mode === "prompt" || value.delivery_mode === "path"
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? { delivery_mode: value.delivery_mode }
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: {}),
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};
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}
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export function readInitialPromptPreview(value: unknown): InitialPromptPreview | null {
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if (!isRecord(value)) return null;
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const content = typeof value.content === "string" ? value.content : "";
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const attachments = Array.isArray(value.attachments)
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? value.attachments
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.slice(0, 10)
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.map(readAttachment)
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.filter((item) => item !== null)
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: [];
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return content.trim() || attachments.length ? { content, attachments } : null;
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}
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