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fix(chat): normalize image part fields for ts safety

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This commit is contained in:
Your Name 2026-06-09 13:22:42 +08:00
parent 09efe47f17
commit 74adb68d16
1 changed files with 14 additions and 7 deletions
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21
app/(chat)/api/chat/_lib/image-media.ts
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@ -609,13 +609,20 @@ export async function convertMessagesWithImages(
continue;
}
const typedPart = part as {
type: string;
url?: string;
image?: string;
image_url?: { url?: string };
data?: string;
};
const candidateImageUrl =
part.type === "file"
? part.url || (part as { data?: string | undefined }).data
: part.type === "image"
? part.image || part.url
: part.type === "image_url"
? part.image_url?.url || part.url
typedPart.type === "file"
? typedPart.url || typedPart.data
: typedPart.type === "image"
? typedPart.image || typedPart.url
: typedPart.type === "image_url"
? typedPart.image_url?.url || typedPart.url
: undefined;
if (typeof candidateImageUrl !== "string" || !candidateImageUrl.trim()) {
@ -625,7 +632,7 @@ export async function convertMessagesWithImages(
const normalizedImageUrl = candidateImageUrl.trim();
// 兼容 file/image/image_url 三类输入；Gemini 内部会将图片交给 S3 后再请求生图网关。
if (part.type === "file" || part.type === "image" || part.type === "image_url") {
if (typedPart.type === "file" || typedPart.type === "image" || typedPart.type === "image_url") {
content.push({
type: "image_url",
image_url: {