feats: the flexable params override and compatible format

web/src/components/table/channels/modals/EditChannelModal.jsx

@@ -1653,25 +1653,53 @@ const EditChannelModal = (props) => {
                   />
 
                   <Form.TextArea
-                    field='param_override'
-                    label={t('参数覆盖')}
-                    placeholder={
-                      t('此项可选，用于覆盖请求参数。不支持覆盖 stream 参数。为一个 JSON 字符串，例如：') +
-                      '\n{\n  "temperature": 0\n}'
-                    }
-                    autosize
-                    onChange={(value) => handleInputChange('param_override', value)}
-                    extraText={
-                      <Text
-                        className="!text-semi-color-primary cursor-pointer"
-                        onClick={() => handleInputChange('param_override', JSON.stringify({ temperature: 0 }, null, 2))}
-                      >
-                        {t('填入模板')}
-                      </Text>
-                    }
-                    showClear
+                      field='param_override'
+                      label={t('参数覆盖')}
+                      placeholder={
+                          t('此项可选，用于覆盖请求参数。不支持覆盖 stream 参数') +
+                          '\n' + t('旧格式（直接覆盖）：') +
+                          '\n{\n  "temperature": 0,\n  "max_tokens": 1000\n}' +
+                          '\n\n' + t('新格式（支持条件判断与json自定义）：') +
+                          '\n{\n  "operations": [\n    {\n      "path": "temperature",\n      "mode": "set",\n      "value": 0.7,\n      "conditions": [\n        {\n          "path": "model",\n          "mode": "prefix",\n          "value": "gpt"\n        }\n      ]\n    }\n  ]\n}'
+                      }
+                      autosize
+                      onChange={(value) => handleInputChange('param_override', value)}
+                      extraText={
+                        <div className="flex gap-2 flex-wrap">
+                          <Text
+                              className="!text-semi-color-primary cursor-pointer"
+                              onClick={() => handleInputChange('param_override', JSON.stringify({ temperature: 0 }, null, 2))}
+                          >
+                            {t('旧格式模板')}
+                          </Text>
+                          <Text
+                              className="!text-semi-color-primary cursor-pointer"
+                              onClick={() => handleInputChange('param_override', JSON.stringify({
+                                operations: [
+                                  {
+                                    path: "temperature",
+                                    mode: "set",
+                                    value: 0.7,
+                                    conditions: [
+                                      {
+                                        path: "model",
+                                        mode: "prefix",
+                                        value: "gpt"
+                                      }
+                                    ],
+                                    logic: "AND"
+                                  }
+                                ]
+                              }, null, 2))}
+                          >
+                            {t('新格式模板')}
+                          </Text>
+                        </div>
+                      }
+                      showClear
                   />
 
+
                   <JSONEditor
                     key={`status_code_mapping-${isEdit ? channelId : 'new'}`}
                     field='status_code_mapping'