refactor: Move createEmbeddings to its own file and remove old files

Author: ericc-ch

src/routes/embeddings/route.ts

@@ -4,13 +4,15 @@ import { FetchError } from "ofetch"
 
 import type { EmbeddingRequest } from "~/services/copilot/embedding/types"
 
-import { createEmbeddings } from "~/services/copilot/embedding/service"
+import { createEmbeddings } from "~/services/copilot/create-embeddings"
 
 export const embeddingRoutes = new Hono()
 
 embeddingRoutes.post("/", async (c) => {
   try {
-    const embeddings = await createEmbeddings(await c.req.json<EmbeddingRequest>())
+    const embeddings = await createEmbeddings(
+      await c.req.json<EmbeddingRequest>(),
+    )
     return c.json(embeddings)
   } catch (error) {
     if (error instanceof FetchError) {

src/services/copilot/create-embeddings.ts

@@ -0,0 +1,43 @@
+import { buildCopilotHeaders, COPILOT_API_BASE_URL } from "~/lib/api-config"
+import { state } from "~/lib/state"
+
+export const createEmbeddings = async (payload: EmbeddingRequest) => {
+  if (!state.copilotToken) throw new Error("Copilot token not found")
+
+  const response = await fetch(`${COPILOT_API_BASE_URL}/embeddings`, {
+    method: "POST",
+    headers: {
+      ...buildCopilotHeaders(state.copilotToken),
+    },
+    body: JSON.stringify(payload),
+  })
+
+  if (!response.ok) {
+    throw new Error("Failed to create embeddings", {
+      cause: await response.json(),
+    })
+  }
+
+  return (await response.json()) as EmbeddingResponse
+}
+
+export interface EmbeddingRequest {
+  input: string | Array<string>
+  model: string
+}
+
+export interface Embedding {
+  object: string
+  embedding: Array<number>
+  index: number
+}
+
+export interface EmbeddingResponse {
+  object: string
+  data: Array<Embedding>
+  model: string
+  usage: {
+    prompt_tokens: number
+    total_tokens: number
+  }
+}