support azure deployment name

app/api/auth.ts

@@ -75,7 +75,7 @@ export function auth(req: NextRequest, modelProvider: ModelProvider) {
         break;
       case ModelProvider.GPT:
       default:
-        if (serverConfig.isAzure) {
+        if (req.nextUrl.pathname.includes("azure/deployments")) {
           systemApiKey = serverConfig.azureApiKey;
         } else {
           systemApiKey = serverConfig.apiKey;

app/api/azure/[...path]/route.ts

@@ -0,0 +1,57 @@
+import { getServerSideConfig } from "@/app/config/server";
+import { ModelProvider } from "@/app/constant";
+import { prettyObject } from "@/app/utils/format";
+import { NextRequest, NextResponse } from "next/server";
+import { auth } from "../../auth";
+import { requestOpenai } from "../../common";
+
+async function handle(
+  req: NextRequest,
+  { params }: { params: { path: string[] } },
+) {
+  console.log("[Azure Route] params ", params);
+
+  if (req.method === "OPTIONS") {
+    return NextResponse.json({ body: "OK" }, { status: 200 });
+  }
+
+  const subpath = params.path.join("/");
+
+  const authResult = auth(req, ModelProvider.GPT);
+  if (authResult.error) {
+    return NextResponse.json(authResult, {
+      status: 401,
+    });
+  }
+
+  try {
+    return await requestOpenai(req);
+  } catch (e) {
+    console.error("[Azure] ", e);
+    return NextResponse.json(prettyObject(e));
+  }
+}
+
+export const GET = handle;
+export const POST = handle;
+
+export const runtime = "edge";
+export const preferredRegion = [
+  "arn1",
+  "bom1",
+  "cdg1",
+  "cle1",
+  "cpt1",
+  "dub1",
+  "fra1",
+  "gru1",
+  "hnd1",
+  "iad1",
+  "icn1",
+  "kix1",
+  "lhr1",
+  "pdx1",
+  "sfo1",
+  "sin1",
+  "syd1",
+];

app/api/common.ts

@@ -7,16 +7,17 @@ import {
   ServiceProvider,
 } from "../constant";
 import { isModelAvailableInServer } from "../utils/model";
-import { makeAzurePath } from "../azure";
 
 const serverConfig = getServerSideConfig();
 
 export async function requestOpenai(req: NextRequest) {
   const controller = new AbortController();
 
+  const isAzure = req.nextUrl.pathname.includes("azure/deployments");
+
   var authValue,
     authHeaderName = "";
-  if (serverConfig.isAzure) {
+  if (isAzure) {
     authValue =
       req.headers
         .get("Authorization")
@@ -56,14 +57,13 @@ export async function requestOpenai(req: NextRequest) {
     10 * 60 * 1000,
   );
 
-  if (serverConfig.isAzure) {
-    if (!serverConfig.azureApiVersion) {
-      return NextResponse.json({
-        error: true,
-        message: `missing AZURE_API_VERSION in server env vars`,
-      });
-    }
-    path = makeAzurePath(path, serverConfig.azureApiVersion);
+  if (isAzure) {
+    const azureApiVersion = req?.nextUrl?.searchParams?.get("api-version");
+    baseUrl = baseUrl.split("/deployments").shift() as string;
+    path = `${req.nextUrl.pathname.replaceAll(
+      "/api/azure/",
+      "",
+    )}?api-version=${azureApiVersion}`;
   }
 
   const fetchUrl = `${baseUrl}/${path}`;

app/client/api.ts

@@ -30,6 +30,7 @@ export interface RequestMessage {
 
 export interface LLMConfig {
   model: string;
+  providerName?: string;
   temperature?: number;
   top_p?: number;
   stream?: boolean;
@@ -54,6 +55,7 @@ export interface LLMUsage {
 
 export interface LLMModel {
   name: string;
+  displayName?: string;
   available: boolean;
   provider: LLMModelProvider;
 }
@@ -160,10 +162,14 @@ export function getHeaders() {
     Accept: "application/json",
   };
   const modelConfig = useChatStore.getState().currentSession().mask.modelConfig;
-  const isGoogle = modelConfig.model.startsWith("gemini");
-  const isAzure = accessStore.provider === ServiceProvider.Azure;
-  const isAnthropic = accessStore.provider === ServiceProvider.Anthropic;
-  const authHeader = isAzure ? "api-key" : isAnthropic ? 'x-api-key' : "Authorization";
+  const isGoogle = modelConfig.providerName == ServiceProvider.Azure;
+  const isAzure = modelConfig.providerName === ServiceProvider.Azure;
+  const isAnthropic = modelConfig.providerName === ServiceProvider.Anthropic;
+  const authHeader = isAzure
+    ? "api-key"
+    : isAnthropic
+    ? "x-api-key"
+    : "Authorization";
   const apiKey = isGoogle
     ? accessStore.googleApiKey
     : isAzure
@@ -172,7 +178,8 @@ export function getHeaders() {
     ? accessStore.anthropicApiKey
     : accessStore.openaiApiKey;
   const clientConfig = getClientConfig();
-  const makeBearer = (s: string) => `${isAzure || isAnthropic ? "" : "Bearer "}${s.trim()}`;
+  const makeBearer = (s: string) =>
+    `${isAzure || isAnthropic ? "" : "Bearer "}${s.trim()}`;
   const validString = (x: string) => x && x.length > 0;
 
   // when using google api in app, not set auth header
@@ -185,7 +192,7 @@ export function getHeaders() {
       validString(accessStore.accessCode)
     ) {
       // access_code must send with header named `Authorization`, will using in auth middleware.
-      headers['Authorization'] = makeBearer(
+      headers["Authorization"] = makeBearer(
         ACCESS_CODE_PREFIX + accessStore.accessCode,
       );
     }

app/client/platforms/openai.ts

@@ -1,13 +1,16 @@
 "use client";
+// azure and openai, using same models. so using same LLMApi.
 import {
   ApiPath,
   DEFAULT_API_HOST,
   DEFAULT_MODELS,
   OpenaiPath,
+  Azure,
   REQUEST_TIMEOUT_MS,
   ServiceProvider,
 } from "@/app/constant";
 import { useAccessStore, useAppConfig, useChatStore } from "@/app/store";
+import { collectModelsWithDefaultModel } from "@/app/utils/model";
 
 import {
   ChatOptions,
@@ -24,7 +27,6 @@ import {
 } from "@fortaine/fetch-event-source";
 import { prettyObject } from "@/app/utils/format";
 import { getClientConfig } from "@/app/config/client";
-import { makeAzurePath } from "@/app/azure";
 import {
   getMessageTextContent,
   getMessageImages,
@@ -62,33 +64,31 @@ export class ChatGPTApi implements LLMApi {
 
     let baseUrl = "";
 
+    const isAzure = path.includes("deployments");
     if (accessStore.useCustomConfig) {
-      const isAzure = accessStore.provider === ServiceProvider.Azure;
-
       if (isAzure && !accessStore.isValidAzure()) {
         throw Error(
           "incomplete azure config, please check it in your settings page",
         );
       }
 
-      if (isAzure) {
-        path = makeAzurePath(path, accessStore.azureApiVersion);
-      }
-
       baseUrl = isAzure ? accessStore.azureUrl : accessStore.openaiUrl;
     }
 
     if (baseUrl.length === 0) {
       const isApp = !!getClientConfig()?.isApp;
-      baseUrl = isApp
-        ? DEFAULT_API_HOST + "/proxy" + ApiPath.OpenAI
-        : ApiPath.OpenAI;
+      const apiPath = isAzure ? ApiPath.Azure : ApiPath.OpenAI;
+      baseUrl = isApp ? DEFAULT_API_HOST + "/proxy" + apiPath : apiPath;
     }
 
     if (baseUrl.endsWith("/")) {
       baseUrl = baseUrl.slice(0, baseUrl.length - 1);
     }
-    if (!baseUrl.startsWith("http") && !baseUrl.startsWith(ApiPath.OpenAI)) {
+    if (
+      !baseUrl.startsWith("http") &&
+      !isAzure &&
+      !baseUrl.startsWith(ApiPath.OpenAI)
+    ) {
       baseUrl = "https://" + baseUrl;
     }
 
@@ -113,6 +113,7 @@ export class ChatGPTApi implements LLMApi {
       ...useChatStore.getState().currentSession().mask.modelConfig,
       ...{
         model: options.config.model,
+        providerName: options.config.providerName,
       },
     };
 
@@ -140,7 +141,33 @@ export class ChatGPTApi implements LLMApi {
     options.onController?.(controller);
 
     try {
-      const chatPath = this.path(OpenaiPath.ChatPath);
+      let chatPath = "";
+      if (modelConfig.providerName == ServiceProvider.Azure) {
+        // find model, and get displayName as deployName
+        const { models: configModels, customModels: configCustomModels } =
+          useAppConfig.getState();
+        const { defaultModel, customModels: accessCustomModels } =
+          useAccessStore.getState();
+
+        const models = collectModelsWithDefaultModel(
+          configModels,
+          [configCustomModels, accessCustomModels].join(","),
+          defaultModel,
+        );
+        const model = models.find(
+          (model) =>
+            model.name == modelConfig.model &&
+            model?.provider?.providerName == ServiceProvider.Azure,
+        );
+        chatPath = this.path(
+          Azure.ChatPath(
+            (model?.displayName ?? model?.name) as string,
+            useAccessStore.getState().azureApiVersion,
+          ),
+        );
+      } else {
+        chatPath = this.path(OpenaiPath.ChatPath);
+      }
       const chatPayload = {
         method: "POST",
         body: JSON.stringify(requestPayload),

app/components/chat.tsx

@@ -88,6 +88,7 @@ import {
   Path,
   REQUEST_TIMEOUT_MS,
   UNFINISHED_INPUT,
+  ServiceProvider,
 } from "../constant";
 import { Avatar } from "./emoji";
 import { ContextPrompts, MaskAvatar, MaskConfig } from "./mask";
@@ -448,6 +449,9 @@ export function ChatActions(props: {
 
   // switch model
   const currentModel = chatStore.currentSession().mask.modelConfig.model;
+  const currentProviderName =
+    chatStore.currentSession().mask.modelConfig?.providerName ||
+    ServiceProvider.OpenAI;
   const allModels = useAllModels();
   const models = useMemo(() => {
     const filteredModels = allModels.filter((m) => m.available);
@@ -479,13 +483,13 @@ export function ChatActions(props: {
     const isUnavaliableModel = !models.some((m) => m.name === currentModel);
     if (isUnavaliableModel && models.length > 0) {
       // show next model to default model if exist
-      let nextModel: ModelType = (
-        models.find((model) => model.isDefault) || models[0]
-      ).name;
-      chatStore.updateCurrentSession(
-        (session) => (session.mask.modelConfig.model = nextModel),
-      );
-      showToast(nextModel);
+      let nextModel = models.find((model) => model.isDefault) || models[0];
+      chatStore.updateCurrentSession((session) => {
+        session.mask.modelConfig.model = nextModel.name;
+        session.mask.modelConfig.providerName = nextModel?.provider
+          ?.providerName as ServiceProvider;
+      });
+      showToast(nextModel.name);
     }
   }, [chatStore, currentModel, models]);
 
@@ -573,19 +577,26 @@ export function ChatActions(props: {
 
       {showModelSelector && (
         <Selector
-          defaultSelectedValue={currentModel}
+          defaultSelectedValue={`${currentModel}@${currentProviderName}`}
           items={models.map((m) => ({
-            title: m.displayName,
-            value: m.name,
+            title: `${m.displayName}${
+              m?.provider?.providerName
+                ? "(" + m?.provider?.providerName + ")"
+                : ""
+            }`,
+            value: `${m.name}@${m?.provider?.providerName}`,
           }))}
           onClose={() => setShowModelSelector(false)}
           onSelection={(s) => {
             if (s.length === 0) return;
+            const [model, providerName] = s[0].split("@");
             chatStore.updateCurrentSession((session) => {
-              session.mask.modelConfig.model = s[0] as ModelType;
+              session.mask.modelConfig.model = model as ModelType;
+              session.mask.modelConfig.providerName =
+                providerName as ServiceProvider;
               session.mask.syncGlobalConfig = false;
             });
-            showToast(s[0]);
+            showToast(model);
           }}
         />
       )}

app/components/exporter.tsx

@@ -36,11 +36,14 @@ import { toBlob, toPng } from "html-to-image";
 import { DEFAULT_MASK_AVATAR } from "../store/mask";
 
 import { prettyObject } from "../utils/format";
-import { EXPORT_MESSAGE_CLASS_NAME, ModelProvider } from "../constant";
+import {
+  EXPORT_MESSAGE_CLASS_NAME,
+  ModelProvider,
+  ServiceProvider,
+} from "../constant";
 import { getClientConfig } from "../config/client";
 import { ClientApi } from "../client/api";
 import { getMessageTextContent } from "../utils";
-import { identifyDefaultClaudeModel } from "../utils/checkers";
 
 const Markdown = dynamic(async () => (await import("./markdown")).Markdown, {
   loading: () => <LoadingIcon />,
@@ -314,9 +317,9 @@ export function PreviewActions(props: {
     setShouldExport(false);
 
     var api: ClientApi;
-    if (config.modelConfig.model.startsWith("gemini")) {
+    if (config.modelConfig.providerName == ServiceProvider.Google) {
       api = new ClientApi(ModelProvider.GeminiPro);
-    } else if (identifyDefaultClaudeModel(config.modelConfig.model)) {
+    } else if (config.modelConfig.providerName == ServiceProvider.Anthropic) {
       api = new ClientApi(ModelProvider.Claude);
     } else {
       api = new ClientApi(ModelProvider.GPT);