feat: 增加Azure opanai 能力支持

app/api/common.ts

@@ -1,15 +1,21 @@
 import { NextRequest } from "next/server";
 
 const OPENAI_URL = "api.openai.com";
+const AZURE_OPENAI_URL = "azure-openai-gpt.openai.azure.com";
 const DEFAULT_PROTOCOL = "https";
 const PROTOCOL = process.env.PROTOCOL ?? DEFAULT_PROTOCOL;
-const BASE_URL = process.env.BASE_URL ?? OPENAI_URL;
 
 export async function requestOpenai(req: NextRequest) {
   const apiKey = req.headers.get("token");
   const openaiPath = req.headers.get("path");
 
-  let baseUrl = BASE_URL;
+  let baseUrl = OPENAI_URL;
+  if (openaiPath?.includes("/deployments/")) {
+    baseUrl = AZURE_OPENAI_URL;
+  }
+  if (process.env.BASE_URL) {
+    baseUrl = process.env.BASE_URL;
+  }
 
   if (!baseUrl.startsWith("http")) {
     baseUrl = `${PROTOCOL}://${baseUrl}`;
@@ -22,6 +28,7 @@ export async function requestOpenai(req: NextRequest) {
     headers: {
       "Content-Type": "application/json",
       Authorization: `Bearer ${apiKey}`,
+      "api-key": apiKey || "",
     },
     method: req.method,
     body: req.body,

app/components/settings.tsx

@@ -23,6 +23,7 @@ import {
   useUpdateStore,
   useAccessStore,
   ModalConfigValidator,
+  AZURE_API_VERSION,
 } from "../store";
 import { Avatar } from "./chat";
 
@@ -466,6 +467,34 @@ export function Settings(props: { closeSettings: () => void }) {
             <></>
           )}
 
+          <SettingItem title={Locale.Settings.EnableAOAI}>
+            <input
+              type="checkbox"
+              checked={accessStore.enableAOAI}
+              onChange={(e) => {
+                accessStore.switchAOAI(e.currentTarget.checked);
+              }}
+            ></input>
+          </SettingItem>
+
+          {accessStore.enableAOAI ? (
+            <SettingItem
+              title={Locale.Settings.AzureDeploymentName.Title}
+              subTitle={Locale.Settings.AzureDeploymentName.SubTitle}
+            >
+              <PasswordInput
+                value={accessStore.azureDeployName}
+                type="text"
+                placeholder={Locale.Settings.AzureDeploymentName.Placeholder}
+                onChange={(e) => {
+                  accessStore.updateDeployName(e.currentTarget.value);
+                }}
+              />
+            </SettingItem>
+          ) : (
+            <></>
+          )}
+
           <SettingItem
             title={Locale.Settings.Token.Title}
             subTitle={Locale.Settings.Token.SubTitle}
@@ -588,11 +617,13 @@ export function Settings(props: { closeSettings: () => void }) {
                 );
               }}
             >
-              {ALL_MODELS.map((v) => (
-                <option value={v.name} key={v.name} disabled={!v.available}>
-                  {v.name}
-                </option>
-              ))}
+              {(accessStore.enableAOAI ? AZURE_API_VERSION : ALL_MODELS).map(
+                (v) => (
+                  <option value={v.name} key={v.name} disabled={!v.available}>
+                    {v.name}
+                  </option>
+                ),
+              )}
             </select>
           </SettingItem>
           <SettingItem

app/locales/cn.ts

@@ -96,6 +96,7 @@ const cn = {
     Theme: "主题",
     TightBorder: "无边框模式",
     SendPreviewBubble: "发送预览气泡",
+
     Prompt: {
       Disable: {
         Title: "禁用提示词自动补全",
@@ -124,6 +125,12 @@ const cn = {
       SubTitle: "使用自己的 Key 可绕过密码访问限制",
       Placeholder: "OpenAI API Key",
     },
+    EnableAOAI: "使用 Azure OpenAI",
+    AzureDeploymentName: {
+      Title: "Azure OpenAI 部署实例名称",
+      SubTitle: "启用Azure OpenAI后, 输入部署的实例名称",
+      Placeholder: "实例名称",
+    },
     Usage: {
       Title: "余额查询",
       SubTitle(used: any, total: any) {

app/requests.ts

@@ -48,6 +48,17 @@ function getHeaders() {
   return headers;
 }
 
+function getRequestPath() {
+  const OPENAI_REQUEST_PATH = "v1/chat/completions";
+
+  const { enableAOAI, azureDeployName } = useAccessStore.getState();
+  const { modelConfig } = useChatStore.getState().config;
+  if (!enableAOAI) return OPENAI_REQUEST_PATH;
+
+  const AZURE_REQUEST_PATH = `openai/deployments/${azureDeployName}/chat/completions?api-version=${modelConfig.model}`;
+  return AZURE_REQUEST_PATH;
+}
+
 export function requestOpenaiClient(path: string) {
   return (body: any, method = "POST") =>
     fetch("/api/openai?_vercel_no_cache=1", {
@@ -64,7 +75,7 @@ export function requestOpenaiClient(path: string) {
 export async function requestChat(messages: Message[]) {
   const req: ChatRequest = makeRequestParam(messages, { filterBot: true });
 
-  const res = await requestOpenaiClient("v1/chat/completions")(req);
+  const res = await requestOpenaiClient(getRequestPath())(req);
 
   try {
     const response = (await res.json()) as ChatResponse;
@@ -149,7 +160,7 @@ export async function requestChatStream(
       method: "POST",
       headers: {
         "Content-Type": "application/json",
-        path: "v1/chat/completions",
+        path: getRequestPath(),
         ...getHeaders(),
       },
       body: JSON.stringify(req),

app/store/access.ts

@@ -5,10 +5,15 @@ export interface AccessControlStore {
   accessCode: string;
   token: string;
 
+  enableAOAI: boolean;
+  azureDeployName: string;
+
   needCode: boolean;
 
   updateToken: (_: string) => void;
   updateCode: (_: string) => void;
+  updateDeployName: (_: string) => void;
+  switchAOAI: (_: boolean) => void;
   enabledAccessControl: () => boolean;
   isAuthorized: () => boolean;
   fetch: () => void;
@@ -23,6 +28,8 @@ export const useAccessStore = create<AccessControlStore>()(
     (set, get) => ({
       token: "",
       accessCode: "",
+      azureDeployName: "",
+      enableAOAI: false,
       needCode: true,
       enabledAccessControl() {
         get().fetch();
@@ -35,8 +42,18 @@ export const useAccessStore = create<AccessControlStore>()(
       updateToken(token: string) {
         set((state) => ({ token }));
       },
+      updateDeployName(azureDeployName: string) {
+        set((state) => ({ azureDeployName }));
+      },
+      switchAOAI(switchStatus: boolean) {
+        set((state) => ({ enableAOAI: switchStatus }));
+      },
       isAuthorized() {
         // has token or has code or disabled access control
+        if (get().enableAOAI) {
+          return !!get().azureDeployName && !!get().token;
+        }
+
         return (
           !!get().token || !!get().accessCode || !get().enabledAccessControl()
         );

app/store/app.ts

@@ -71,6 +71,13 @@ export const ROLES: Message["role"][] = ["system", "user", "assistant"];
 
 const ENABLE_GPT4 = true;
 
+export const AZURE_API_VERSION = [
+  {
+    name: "2023-03-15-preview",
+    available: true,
+  },
+];
+
 export const ALL_MODELS = [
   {
     name: "gpt-4",