Merge pull request #20 from ferenci84/add_temperature

add OPENAI_TEMPERATURE configuration option

Author: Sitoi

README.md

@@ -67,6 +67,7 @@ In the VSCode settings, locate the "ai-commit" configuration options and configu
 | AZURE_API_VERSION  | string |  None   |    No    |                                            AZURE_API_VERSION                                            |
 | AI_COMMIT_LANGUAGE | string |   en    |   Yes    |                                          Supports 19 languages                                          |
 | SYSTEM_PROMPT      | string |  None   |    No    |                                          Custom system prompt                                           |
+| OPENAI_TEMPERATURE | number |   0.7   |    No    | Controls randomness in the output. Range: 0-2. Lower values: more focused, Higher values: more creative |
 
 ## ⌨️ Local Development
 

README.zh_CN.md

@@ -67,6 +67,7 @@
 | AZURE_API_VERSION  | string |  None  |  否  |                                   AZURE_API_VERSION                                    |
 | AI_COMMIT_LANGUAGE | string |   en   |  是  |                                     支持 19 种语言                                     |
 | SYSTEM_PROMPT      | string |  None  |  否  |                                    自定义系统提示词                                    |
+| OPENAI_TEMPERATURE | number |  0.7   |  否  | 控制输出的随机性。范围：0-2。较低的值：更加集中，较高的值：更有创造性 |
 
 ## ⌨️ 本地开发
 

package.json

@@ -117,6 +117,13 @@
           "type": "string",
           "default": "",
           "description": "Custom system prompt for generating commit messages"
+        },
+        "ai-commit.OPENAI_TEMPERATURE": {
+          "type": "number",
+          "default": 0.7,
+          "minimum": 0,
+          "maximum": 2,
+          "description": "OpenAI temperature setting (0-2). Higher values make output more random, lower values more deterministic."
         }
       },
       "title": "AI Commit"

src/config.ts

@@ -10,14 +10,16 @@ import { createOpenAIApi } from './openai-utils';
  * @property {string} AZURE_API_VERSION - The version of Azure API.
  * @property {string} AI_COMMIT_LANGUAGE - The language for AI commit messages.
  * @property {string} SYSTEM_PROMPT - The system prompt for generating commit messages.
+ * @property {string} OPENAI_TEMPERATURE - The temperature setting for OpenAI API.
  */
 export enum ConfigKeys {
   OPENAI_API_KEY = 'OPENAI_API_KEY',
   OPENAI_BASE_URL = 'OPENAI_BASE_URL',
   OPENAI_MODEL = 'OPENAI_MODEL',
   AZURE_API_VERSION = 'AZURE_API_VERSION',
   AI_COMMIT_LANGUAGE = 'AI_COMMIT_LANGUAGE',
-  SYSTEM_PROMPT = 'AI_COMMIT_SYSTEM_PROMPT'
+  SYSTEM_PROMPT = 'AI_COMMIT_SYSTEM_PROMPT',
+  OPENAI_TEMPERATURE = 'OPENAI_TEMPERATURE'
 }
 
 /**
@@ -34,9 +36,9 @@ export class ConfigurationManager {
     this.disposable = vscode.workspace.onDidChangeConfiguration((event) => {
       if (event.affectsConfiguration('ai-commit')) {
         this.configCache.clear();
-        
-        if (event.affectsConfiguration('ai-commit.OPENAI_BASE_URL') || 
-            event.affectsConfiguration('ai-commit.OPENAI_API_KEY')) {
+
+        if (event.affectsConfiguration('ai-commit.OPENAI_BASE_URL') ||
+          event.affectsConfiguration('ai-commit.OPENAI_API_KEY')) {
           this.updateModelList();
         }
       }
@@ -69,14 +71,14 @@ export class ConfigurationManager {
     try {
       const openai = createOpenAIApi();
       const models = await openai.models.list();
-      
+
       // Save available models to extension state
       await this.context.globalState.update('availableModels', models.data.map(model => model.id));
-      
+
       // Get the current selected model
       const config = vscode.workspace.getConfiguration('ai-commit');
       const currentModel = config.get<string>('OPENAI_MODEL');
-      
+
       // If the current selected model is not in the available list, set it to the default value
       const availableModels = models.data.map(model => model.id);
       if (!availableModels.includes(currentModel)) {

src/openai-utils.ts

@@ -53,13 +53,14 @@ export function createOpenAIApi() {
  */
 export async function ChatGPTAPI(messages: ChatCompletionMessageParam[]) {
   const openai = createOpenAIApi();
-  const model = ConfigurationManager.getInstance().getConfig<string>(
-    ConfigKeys.OPENAI_MODEL
-  );
+  const configManager = ConfigurationManager.getInstance();
+  const model = configManager.getConfig<string>(ConfigKeys.OPENAI_MODEL);
+  const temperature = configManager.getConfig<number>(ConfigKeys.OPENAI_TEMPERATURE, 0.7);
 
   const completion = await openai.chat.completions.create({
     model,
-    messages: messages as ChatCompletionMessageParam[]
+    messages: messages as ChatCompletionMessageParam[],
+    temperature
   });
 
   return completion.choices[0]!.message?.content;