feat(api.ts): add support for OPENAI_BASE_PATH configuration variable (#80)

feat(config.ts): add OPENAI_BASE_PATH configuration key and validator function

Co-authored-by: yiminglu <yiming.lu@mioying.com>

src/api.ts

@@ -12,6 +12,7 @@ import { CONFIG_MODES, getConfig } from './commands/config';
 const config = getConfig();
 
 let apiKey = config?.OPENAI_API_KEY;
+let basePath = config?.OPENAI_BASE_PATH;
 
 const [command, mode] = process.argv.slice(2);
 
@@ -32,8 +33,14 @@ class OpenAi {
   private openAiApiConfiguration = new OpenAiApiConfiguration({
     apiKey: apiKey
   });
+  private openAI!: OpenAIApi;
 
-  private openAI = new OpenAIApi(this.openAiApiConfiguration);
+  constructor() {
+    if (basePath) {
+      this.openAiApiConfiguration.basePath = basePath;
+    }
+    this.openAI = new OpenAIApi(this.openAiApiConfiguration);
+  }
 
   public generateCommitMessage = async (
     messages: Array<ChatCompletionRequestMessage>

src/commands/config.ts

@@ -10,6 +10,7 @@ import { getI18nLocal } from '../i18n';
 
 export enum CONFIG_KEYS {
   OPENAI_API_KEY = 'OPENAI_API_KEY',
+  OPENAI_BASE_PATH = 'OPENAI_BASE_PATH',
   description = 'description',
   emoji = 'emoji',
   language = 'language'
@@ -78,6 +79,15 @@ export const configValidators = {
       `${value} is not supported yet`
     );
     return getI18nLocal(value);
+  },
+
+  [CONFIG_KEYS.OPENAI_BASE_PATH](value: any) {
+    validateConfig(
+      CONFIG_KEYS.OPENAI_BASE_PATH,
+      typeof value == 'string',
+      `${value} is not supported yet`
+    );
+    return value;
   }
 };