feat: support custom base url for channels

controller/channel-test.go

@@ -25,9 +25,7 @@ func testChannel(channel *model.Channel, request ChatRequest) error {
 	if channel.Type == common.ChannelTypeAzure {
 		requestURL = fmt.Sprintf("%s/openai/deployments/%s/chat/completions?api-version=2023-03-15-preview", channel.BaseURL, request.Model)
 	} else {
-		if channel.Type == common.ChannelTypeCustom {
-			requestURL = channel.BaseURL
-		} else if channel.Type == common.ChannelTypeOpenAI && channel.BaseURL != "" {
+		if channel.BaseURL != "" {
 			requestURL = channel.BaseURL
 		}
 		requestURL += "/v1/chat/completions"

controller/relay-text.go

@@ -30,13 +30,9 @@ func relayTextHelper(c *gin.Context, relayMode int) *OpenAIErrorWithStatusCode {
 	}
 	baseURL := common.ChannelBaseURLs[channelType]
 	requestURL := c.Request.URL.String()
-	if channelType == common.ChannelTypeCustom {
-		baseURL = c.GetString("base_url")
-	} else if channelType == common.ChannelTypeOpenAI {
 	if c.GetString("base_url") != "" {
 		baseURL = c.GetString("base_url")
 	}
-	}
 	fullRequestURL := fmt.Sprintf("%s%s", baseURL, requestURL)
 	if channelType == common.ChannelTypeAzure {
 		// https://learn.microsoft.com/en-us/azure/cognitive-services/openai/chatgpt-quickstart?pivots=rest-api&tabs=command-line#rest-api

web/src/pages/Channel/EditChannel.js

@@ -177,6 +177,20 @@ const EditChannel = () => {
               </Form.Field>
             )
           }
+          {
+            inputs.type !== 3 && inputs.type !== 8 && (
+              <Form.Field>
+                <Form.Input
+                  label='Base URL'
+                  name='base_url'
+                  placeholder={'请输入自定义 Base URL，格式为：https://domain.com，可不填，不填使用渠道默认值'}
+                  onChange={handleInputChange}
+                  value={inputs.base_url}
+                  autoComplete='new-password'
+                />
+              </Form.Field>
+            )
+          }
           <Form.Field>
             <Form.Input
               label='名称'