chatdesk-ui/chatdesk-ui/lib/generate-bgem3-embedding.ts

37 lines
1.2 KiB
TypeScript

export async function generateBgeM3Embedding(text: string): Promise<number[] | null> {
try {
// 动态获取当前协议和主机(不含端口),然后指定后端端口 8001
const { protocol, host } = window.location;
const hostname = host.split(":")[0];
const apiUrl = `${protocol}//${hostname}:8001/v1/embeddings`;
const response = await fetch(apiUrl, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
// OpenAI 兼容请求字段
input: text,
model: "text-embedding-bge-m3"
})
});
if (!response.ok) {
throw new Error(`Failed to fetch BGE-M3 embedding: ${response.status}`);
}
// 返回结构为 { object, data: [{ embedding, … }], model, usage }
const result = await response.json();
// 取 data[0].embedding
if (Array.isArray(result.data) && result.data.length > 0) {
return result.data[0].embedding as number[];
} else {
console.error("Unexpected embedding response format:", result);
return null;
}
} catch (err) {
console.error("Error in generateBgeM3Embedding:", err);
return null;
}
}