cf5edd6394
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Restructure local extensions into per-feature directories, split WebUI into backend modules with slash commands and systemd support, and track prompts/skills under .pi/agent for portable Gitea deployment. Co-authored-by: Cursor <cursoragent@cursor.com>
25 lines
1.1 KiB
TypeScript
25 lines
1.1 KiB
TypeScript
const ALLOWED_CHAT_IMAGE_MIME = new Set(["image/jpeg", "image/png", "image/gif", "image/webp"]);
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const MAX_CHAT_IMAGES = 8;
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const MAX_CHAT_IMAGE_BYTES = 10 * 1024 * 1024;
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export function normalizeChatImages(
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images: unknown,
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): Array<{ type: "image"; data: string; mimeType: string }> | undefined {
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if (!Array.isArray(images) || images.length === 0) return undefined;
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const out: Array<{ type: "image"; data: string; mimeType: string }> = [];
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for (const raw of images.slice(0, MAX_CHAT_IMAGES)) {
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if (!raw || typeof raw !== "object") continue;
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const mimeType = String((raw as { mimeType?: string }).mimeType || "");
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const data = String((raw as { data?: string }).data || "");
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if ((raw as { type?: string }).type !== "image" || !ALLOWED_CHAT_IMAGE_MIME.has(mimeType) || !data) {
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throw new Error(`不支持的图片类型: ${mimeType || "unknown"}`);
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}
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const size = Buffer.from(data, "base64").length;
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if (size > MAX_CHAT_IMAGE_BYTES) {
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throw new Error(`图片过大（最大 ${Math.round(MAX_CHAT_IMAGE_BYTES / 1024 / 1024)}MB）`);
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}
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out.push({ type: "image", mimeType, data });
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}
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return out.length ? out : undefined;
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}
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