Feat: Initialize the data pipeline canvas. #9869 (#9870)

### What problem does this PR solve?
Feat: Initialize the data pipeline canvas. #9869

### Type of change


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

web/src/pages/data-flow/form/user-fill-up-form/index.tsx

@@ -0,0 +1,168 @@
+import { Collapse } from '@/components/collapse';
+import { Button } from '@/components/ui/button';
+import {
+  Form,
+  FormControl,
+  FormField,
+  FormItem,
+  FormLabel,
+  FormMessage,
+} from '@/components/ui/form';
+import { Switch } from '@/components/ui/switch';
+import { Textarea } from '@/components/ui/textarea';
+import { FormTooltip } from '@/components/ui/tooltip';
+import { zodResolver } from '@hookform/resolvers/zod';
+import { Plus } from 'lucide-react';
+import { memo } from 'react';
+import { useForm, useWatch } from 'react-hook-form';
+import { useTranslation } from 'react-i18next';
+import { z } from 'zod';
+import { BeginQuery, INextOperatorForm } from '../../interface';
+import { ParameterDialog } from '../begin-form/parameter-dialog';
+import { QueryTable } from '../begin-form/query-table';
+import { useEditQueryRecord } from '../begin-form/use-edit-query';
+import { Output } from '../components/output';
+import { useValues } from './use-values';
+import { useWatchFormChange } from './use-watch-change';
+
+function UserFillUpForm({ node }: INextOperatorForm) {
+  const { t } = useTranslation();
+
+  const values = useValues(node);
+
+  const FormSchema = z.object({
+    enable_tips: z.boolean().optional(),
+    tips: z.string().trim().optional(),
+    inputs: z
+      .array(
+        z.object({
+          key: z.string(),
+          type: z.string(),
+          value: z.string(),
+          optional: z.boolean(),
+          name: z.string(),
+          options: z.array(z.union([z.number(), z.string(), z.boolean()])),
+        }),
+      )
+      .optional(),
+  });
+
+  const form = useForm({
+    defaultValues: values,
+    resolver: zodResolver(FormSchema),
+  });
+
+  useWatchFormChange(node?.id, form);
+
+  const inputs: BeginQuery[] = useWatch({
+    control: form.control,
+    name: 'inputs',
+  });
+
+  const outputList = inputs?.map((item) => ({
+    title: item.name,
+    type: item.type,
+  }));
+
+  const {
+    ok,
+    currentRecord,
+    visible,
+    hideModal,
+    showModal,
+    otherThanCurrentQuery,
+    handleDeleteRecord,
+  } = useEditQueryRecord({
+    form,
+    node,
+  });
+
+  return (
+    <section className="px-5 space-y-5">
+      <Form {...form}>
+        <FormField
+          control={form.control}
+          name={'enable_tips'}
+          render={({ field }) => (
+            <FormItem>
+              <FormLabel tooltip={t('flow.openingSwitchTip')}>
+                {t('flow.guidingQuestion')}
+              </FormLabel>
+              <FormControl>
+                <Switch
+                  checked={field.value}
+                  onCheckedChange={field.onChange}
+                />
+              </FormControl>
+              <FormMessage />
+            </FormItem>
+          )}
+        />
+
+        <FormField
+          control={form.control}
+          name={'tips'}
+          render={({ field }) => (
+            <FormItem>
+              <FormLabel tooltip={t('chat.setAnOpenerTip')}>
+                {t('flow.msg')}
+              </FormLabel>
+              <FormControl>
+                <Textarea
+                  rows={5}
+                  {...field}
+                  placeholder={t('common.pleaseInput')}
+                ></Textarea>
+              </FormControl>
+              <FormMessage />
+            </FormItem>
+          )}
+        />
+
+        {/* Create a hidden field to make Form instance record this */}
+        <FormField
+          control={form.control}
+          name={'inputs'}
+          render={() => <div></div>}
+        />
+        <Collapse
+          title={
+            <div>
+              {t('flow.input')}
+              <FormTooltip tooltip={t('flow.beginInputTip')}></FormTooltip>
+            </div>
+          }
+          rightContent={
+            <Button
+              variant={'ghost'}
+              onClick={(e) => {
+                e.preventDefault();
+                showModal();
+              }}
+            >
+              <Plus />
+            </Button>
+          }
+        >
+          <QueryTable
+            data={inputs}
+            showModal={showModal}
+            deleteRecord={handleDeleteRecord}
+          ></QueryTable>
+        </Collapse>
+
+        {visible && (
+          <ParameterDialog
+            hideModal={hideModal}
+            initialValue={currentRecord}
+            otherThanCurrentQuery={otherThanCurrentQuery}
+            submit={ok}
+          ></ParameterDialog>
+        )}
+      </Form>
+      <Output list={outputList}></Output>
+    </section>
+  );
+}
+
+export default memo(UserFillUpForm);

web/src/pages/data-flow/form/user-fill-up-form/use-values.ts

@@ -0,0 +1,21 @@
+import { RAGFlowNodeType } from '@/interfaces/database/flow';
+import { isEmpty } from 'lodash';
+import { useMemo } from 'react';
+import { initialUserFillUpValues } from '../../constant';
+import { buildBeginInputListFromObject } from '../begin-form/utils';
+
+export function useValues(node?: RAGFlowNodeType) {
+  const values = useMemo(() => {
+    const formData = node?.data?.form;
+
+    if (isEmpty(formData)) {
+      return initialUserFillUpValues;
+    }
+
+    const inputs = buildBeginInputListFromObject(formData?.inputs);
+
+    return { ...(formData || {}), inputs };
+  }, [node?.data?.form]);
+
+  return values;
+}

web/src/pages/data-flow/form/user-fill-up-form/use-watch-change.ts

@@ -0,0 +1,35 @@
+import { omit } from 'lodash';
+import { useEffect } from 'react';
+import { UseFormReturn, useWatch } from 'react-hook-form';
+import { BeginQuery } from '../../interface';
+import useGraphStore from '../../store';
+
+function transferInputsArrayToObject(inputs: BeginQuery[] = []) {
+  return inputs.reduce<Record<string, Omit<BeginQuery, 'key'>>>((pre, cur) => {
+    pre[cur.key] = omit(cur, 'key');
+
+    return pre;
+  }, {});
+}
+
+export function useWatchFormChange(id?: string, form?: UseFormReturn) {
+  let values = useWatch({ control: form?.control });
+  const updateNodeForm = useGraphStore((state) => state.updateNodeForm);
+
+  useEffect(() => {
+    // TODO: This should only be executed when the form changes
+    if (id) {
+      values = form?.getValues() || {};
+
+      const inputs = transferInputsArrayToObject(values.inputs);
+
+      const nextValues = {
+        ...values,
+        inputs,
+        outputs: inputs,
+      };
+
+      updateNodeForm(id, nextValues);
+    }
+  }, [form?.formState.isDirty, id, updateNodeForm, values]);
+}