Feat: Reset the default values ​​of large model parameters (#8262)

### What problem does this PR solve?

Feat: Reset the default values ​​of large model parameters

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/components/llm-setting-items/index.tsx

@@ -6,6 +6,7 @@ import {
 import { Flex, Form, InputNumber, Select, Slider, Switch, Tooltip } from 'antd';
 import camelCase from 'lodash/camelCase';
 
+import { ChatVariableEnabledField } from '@/constants/chat';
 import { useTranslate } from '@/hooks/common-hooks';
 import { useComposeLlmOptionsByModelTypes } from '@/hooks/llm-hooks';
 import { QuestionCircleOutlined } from '@ant-design/icons';
@@ -34,7 +35,13 @@ const LlmSettingItems = ({ prefix, formItemLayout = {}, onChange }: IProps) => {
       if (prefix) {
         nextVariable = { [prefix]: variable };
       }
-      form.setFieldsValue(nextVariable);
+      const variableCheckBoxFieldMap = Object.values(
+        ChatVariableEnabledField,
+      ).reduce<Record<string, boolean>>((pre, cur) => {
+        pre[cur] = cur !== ChatVariableEnabledField.MaxTokensEnabled;
+        return pre;
+      }, {});
+      form.setFieldsValue({ ...nextVariable, ...variableCheckBoxFieldMap });
     },
     [form, prefix],
   );
@@ -275,6 +282,54 @@ const LlmSettingItems = ({ prefix, formItemLayout = {}, onChange }: IProps) => {
               </Form.Item>
             </Flex>
           </Form.Item>
+          <Form.Item
+            label={t('maxTokens')}
+            tooltip={t('maxTokensTip')}
+            {...formItemLayout}
+          >
+            <Flex gap={20} align="center">
+              <Form.Item
+                name={'maxTokensEnabled'}
+                valuePropName="checked"
+                noStyle
+              >
+                <Switch size="small" />
+              </Form.Item>
+              <Form.Item noStyle dependencies={['maxTokensEnabled']}>
+                {({ getFieldValue }) => {
+                  const disabled = !getFieldValue('maxTokensEnabled');
+
+                  return (
+                    <>
+                      <Flex flex={1}>
+                        <Form.Item
+                          name={[...memorizedPrefix, 'max_tokens']}
+                          noStyle
+                        >
+                          <Slider
+                            className={styles.variableSlider}
+                            max={128000}
+                            disabled={disabled}
+                          />
+                        </Form.Item>
+                      </Flex>
+                      <Form.Item
+                        name={[...memorizedPrefix, 'max_tokens']}
+                        noStyle
+                      >
+                        <InputNumber
+                          disabled={disabled}
+                          className={styles.sliderInputNumber}
+                          max={128000}
+                          min={0}
+                        />
+                      </Form.Item>
+                    </>
+                  );
+                }}
+              </Form.Item>
+            </Flex>
+          </Form.Item>
         </div>
       </div>
     </>

web/src/constants/knowledge.ts

@@ -23,25 +23,25 @@ export enum ModelVariableType {
 
 export const settledModelVariableMap = {
   [ModelVariableType.Improvise]: {
-    temperature: 0.9,
+    temperature: 0.8,
     top_p: 0.9,
-    frequency_penalty: 0.2,
-    presence_penalty: 0.4,
-    max_tokens: 512,
+    frequency_penalty: 0.1,
+    presence_penalty: 0.1,
+    max_tokens: 4096,
   },
   [ModelVariableType.Precise]: {
-    temperature: 0.1,
-    top_p: 0.3,
-    frequency_penalty: 0.7,
-    presence_penalty: 0.4,
-    max_tokens: 512,
+    temperature: 0.2,
+    top_p: 0.75,
+    frequency_penalty: 0.5,
+    presence_penalty: 0.5,
+    max_tokens: 4096,
   },
   [ModelVariableType.Balance]: {
     temperature: 0.5,
-    top_p: 0.5,
-    frequency_penalty: 0.7,
-    presence_penalty: 0.4,
-    max_tokens: 512,
+    top_p: 0.85,
+    frequency_penalty: 0.3,
+    presence_penalty: 0.2,
+    max_tokens: 4096,
   },
 };
 

web/src/utils/chat.ts

@@ -64,6 +64,7 @@ export function replaceThinkToSection(text: string = '') {
 export function setInitialChatVariableEnabledFieldValue(
   field: ChatVariableEnabledField,
 ) {
+  return false;
   return field !== ChatVariableEnabledField.MaxTokensEnabled;
 }