feat: API3支持plus用户的GPT-4

guoba.support.js

@@ -313,6 +313,12 @@ export function supportGuoba () {
           bottomHelpMessage: '即使配置了proxy，依然使用ChatGPT反代',
           component: 'Switch'
         },
+        {
+          field: 'useGPT4',
+          label: '使用GPT-4',
+          bottomHelpMessage: '使用GPT-4，注意试用配额较低，如果用不了就关掉',
+          component: 'Switch'
+        },
         {
           label: '以下为浏览器方式的配置.(Deprecated)',
           component: 'Divider'

utils/config.js

@@ -37,6 +37,7 @@ const defaultConfig = {
   apiBaseUrl: 'https://pimon.d201.cn/backend-api',
   apiForceUseReverse: false,
   plus: false,
+  useGPT4: false,
   promptPrefixOverride: 'Your answer shouldn\'t be too verbose. Prefer to answer in Chinese.',
   assistantLabel: 'ChatGPT',
   thinkingTips: true,

utils/message.js

@@ -65,7 +65,7 @@ export class OfficialChatGPTClient {
           }
         }
       ],
-      model: Config.plus ? 'text-davinci-002-render-sha' : 'text-davinci-002-render-sha',
+      model: Config.useGPT4 ? 'gpt-4' : 'text-davinci-002-render-sha',
       parent_message_id: parentMessageId
     }
     if (conversationId) {