diff --git a/.claude/settings.local.json b/.claude/settings.local.json
index 4f78525..fbe3c20 100644
--- a/.claude/settings.local.json
+++ b/.claude/settings.local.json
@@ -1,28 +1,6 @@
 {
   "permissions": {
-    "allow": [
-      "WebFetch(domain:docs.expo.dev)",
-      "WebFetch(domain:docs.expo.dev)",
-      "WebSearch",
-      "Bash(git add:*)",
-      "Bash(git commit:*)",
-      "Bash(npx eas:*)",
-      "Bash(npx @expo/eas-cli@latest:*)",
-      "Bash(npx expo install:*)",
-      "Bash(eas --version:*)",
-      "Bash(eas build:configure:*)",
-      "Bash(bunx:*)",
-      "Bash(./gradlew:*)",
-      "Bash(java:*)",
-      "Bash(where:*)",
-      "Bash(echo:*)",
-      "Bash(set:*)",
-      "Bash(git --version:*)",
-      "Bash(export:*)",
-      "Bash(ls:*)",
-      "Bash(npx tsc --noEmit)",
-      "Bash(curl 'https://api.mixvideo.bowong.cc/api/template-generations?page=1&limit=20' )"
-    ],
+    "allow": [],
     "deny": [],
     "ask": []
   }
diff --git a/app/(auth)/login.tsx b/app/(auth)/login.tsx
index 304654b..8d227ca 100644
--- a/app/(auth)/login.tsx
+++ b/app/(auth)/login.tsx
@@ -30,7 +30,7 @@ export default function LoginScreen() {
   useEffect(() => {
     if (!authLoading && isAuthenticated) {
       console.log("[Login] User authenticated, redirecting to tabs...");
-      router.replace("/(tabs)");
+      router.replace("/(tabs)" as any);
     }
   }, [isAuthenticated, authLoading]);
 
diff --git a/app/result.tsx b/app/result.tsx
index 168c3c4..6250b97 100644
--- a/app/result.tsx
+++ b/app/result.tsx
@@ -197,13 +197,11 @@ export default function ResultPage() {
         return (
           <video
             src={url}
-            style={[
-              {
-                width: '100%',
-                height: '100%',
-                objectFit: 'cover' as any
-              }
-            ]}
+            style={{
+              width: '100%',
+              height: '100%',
+              objectFit: 'cover' as any
+            }}
             muted
             playsInline
           />
diff --git a/app/templates/[id].tsx b/app/templates/[id].tsx
index 9e21303..5905267 100644
--- a/app/templates/[id].tsx
+++ b/app/templates/[id].tsx
@@ -3,7 +3,7 @@ import { getTagByName, type TagTemplate } from '@/lib/api/tags';
 import { getTemplateById } from '@/lib/api/templates';
 import Feather from '@expo/vector-icons/Feather';
 import { Stack, router, useLocalSearchParams } from 'expo-router';
-import React, { useEffect, useMemo, useState } from 'react';
+import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import {
   ActivityIndicator,
   Image,
@@ -55,6 +55,31 @@ const quickActions = [
   { id: 'download', label: 'Download' },
 ];
 
+const PreviewFrame = React.memo<{
+  frame: TemplateFrame;
+  isActive: boolean;
+  onPress: () => void;
+}>(({ frame, isActive, onPress }) => {
+  return (
+    <TouchableOpacity
+      activeOpacity={0.85}
+      onPress={onPress}
+      style={[
+        styles.previewFrame,
+        { borderColor: isActive ? frame.accent : 'rgba(255,255,255,0.08)' },
+        isActive && styles.previewFrameActive,
+      ]}
+    >
+      <Image source={{ uri: frame.uri }} style={styles.previewImage} />
+    </TouchableOpacity>
+  );
+});
+
+PreviewFrame.displayName = 'PreviewFrame';
+
+const CACHE_DURATION = 5 * 60 * 1000;
+const cache = new Map<string, { data: TemplateFrame[]; timestamp: number }>();
+
 export default function TemplateDetailScreen() {
   const { id } = useLocalSearchParams<{ id: string }>();
   const [looks, setLooks] = useState<TemplateFrame[]>([]);
@@ -62,19 +87,55 @@ export default function TemplateDetailScreen() {
   const [menuVisible, setMenuVisible] = useState(false);
   const [loadingLooks, setLoadingLooks] = useState(true);
   const [errorMessage, setErrorMessage] = useState<string | null>(null);
+  const abortControllerRef = useRef<AbortController | null>(null);
+  const imageCache = useRef(new Set<string>());
+
+  const getCachedData = useCallback((key: string) => {
+    const cached = cache.get(key);
+    if (cached && Date.now() - cached.timestamp < CACHE_DURATION) {
+      return cached.data;
+    }
+    return null;
+  }, []);
+
+  const setCachedData = useCallback((key: string, data: TemplateFrame[]) => {
+    cache.set(key, { data, timestamp: Date.now() });
+  }, []);
+
+  const preloadImage = useCallback((uri: string) => {
+    if (imageCache.current.has(uri)) {
+      return;
+    }
+    Image.prefetch(uri).then(() => {
+      imageCache.current.add(uri);
+    }).catch(() => {
+    });
+  }, []);
 
   useEffect(() => {
+    abortControllerRef.current?.abort();
+    abortControllerRef.current = new AbortController();
+    const signal = abortControllerRef.current.signal;
+
     let isMounted = true;
 
-    const loadByTagName = async (tagName?: string | null) => {
+    const loadByTagName = async (tagName?: string | null): Promise<TemplateFrame[]> => {
       if (!tagName) {
         return [];
       }
 
+      const cacheKey = `tag:${tagName}`;
+      const cached = getCachedData(cacheKey);
+      if (cached) {
+        return cached;
+      }
+
       try {
         const response = await getTagByName(tagName);
         if (response.success && response.data?.templates?.length) {
-          return mapTagTemplates(response.data.templates);
+          const templates = mapTagTemplates(response.data.templates);
+          setCachedData(cacheKey, templates);
+          return templates;
         }
       } catch (tagError) {
         console.warn('Failed to load tag templates:', tagError);
@@ -95,70 +156,109 @@ export default function TemplateDetailScreen() {
       setLoadingLooks(true);
       setErrorMessage(null);
 
-      let frames = await loadByTagName(id);
-      let fallbackTemplateId: string | null = id;
+      try {
+        const templateResponse = await getTemplateById(id);
+        if (!signal.aborted && templateResponse.success && templateResponse.data) {
+          const template = templateResponse.data;
+          const primaryTagName = template.tags?.[0]?.nameEn || template.tags?.[0]?.name;
 
-      if (frames.length === 0) {
-        try {
-          const templateResponse = await getTemplateById(id);
-          if (templateResponse.success && templateResponse.data) {
-            const template = templateResponse.data;
-            fallbackTemplateId = template.id;
-            const primaryTagName = template.tags?.[0]?.nameEn || template.tags?.[0]?.name;
-            const relatedFrames = await loadByTagName(primaryTagName);
-            frames = relatedFrames.length > 0 ? relatedFrames : [createFrame(template, 0)];
+          const [relatedFrames, mainFrame] = await Promise.allSettled([
+            loadByTagName(primaryTagName),
+            Promise.resolve(createFrame(template, 0))
+          ]);
+
+          const frames: TemplateFrame[] = [];
+
+          if (relatedFrames.status === 'fulfilled' && relatedFrames.value.length > 0) {
+            frames.push(...relatedFrames.value);
+          } else {
+            frames.push(mainFrame.status === 'fulfilled' ? mainFrame.value : createFrame(template, 0));
           }
-        } catch (templateError) {
-          console.warn('Failed to fetch template detail:', templateError);
+
+          if (!isMounted || signal.aborted) {
+            return;
+          }
+
+          setLooks(frames);
+          setCachedData(`template:${id}`, frames);
+
+          const preferredId =
+            frames.find(frame => frame.id === id)?.id ??
+            frames[0]?.id ??
+            template.id;
+
+          setSelectedId(preferredId);
+
+          frames.slice(0, 3).forEach(frame => preloadImage(frame.uri));
+        } else {
+          if (!isMounted || signal.aborted) {
+            return;
+          }
+          setErrorMessage('Template not found');
+          setLooks([]);
+          setSelectedId(null);
+        }
+      } catch (templateError) {
+        if (!isMounted || signal.aborted) {
+          return;
+        }
+        console.warn('Failed to fetch template detail:', templateError);
+        setErrorMessage('Failed to load template');
+        setLooks([]);
+        setSelectedId(null);
+      } finally {
+        if (isMounted && !signal.aborted) {
+          setLoadingLooks(false);
         }
       }
-
-      if (!isMounted) {
-        return;
-      }
-
-      if (frames.length === 0) {
-        setErrorMessage('No templates available');
-      }
-
-      setLooks(frames);
-
-      const preferredId =
-        frames.find(frame => frame.id === id)?.id ??
-        frames[0]?.id ??
-        fallbackTemplateId ??
-        null;
-
-      setSelectedId(preferredId);
-      setLoadingLooks(false);
     };
 
     hydrateLooks();
 
     return () => {
       isMounted = false;
+      abortControllerRef.current?.abort();
     };
-  }, [id]);
+  }, [id, getCachedData, setCachedData, preloadImage]);
 
-  const current = useMemo(
-    () => {
-      if (looks.length === 0) {
-        return null;
-      }
+  const current = useMemo(() => {
+    if (looks.length === 0) {
+      return null;
+    }
 
-      if (!selectedId) {
-        return looks[0];
-      }
+    if (!selectedId) {
+      return looks[0];
+    }
 
-      return looks.find(look => look.id === selectedId) ?? looks[0];
-    },
-    [looks, selectedId],
-  );
+    return looks.find(look => look.id === selectedId) ?? looks[0];
+  }, [looks, selectedId]);
 
   const resolvedTemplateId = current?.id ?? (typeof id === 'string' ? id : '');
   const heroImageUri = current?.uri ?? FALLBACK_PREVIEW;
   const infoTitle = current?.title ?? 'Loading template';
 
+  const handleRetry = useCallback(() => {
+    cache.delete(`template:${id}`);
+    cache.delete(`tag:${current?.title}`);
+    setErrorMessage(null);
+    setLoadingLooks(true);
+
+    const event = new Event('retry');
+    window.dispatchEvent(event);
+  }, [id, current?.title]);
+
+  useEffect(() => {
+    const handleRetryEvent = () => {
+      const newController = new AbortController();
+      abortControllerRef.current = newController;
+    };
+
+    window.addEventListener('retry', handleRetryEvent);
+    return () => {
+      window.removeEventListener('retry', handleRetryEvent);
+    };
+  }, []);
+
   const handleGenerate = () => {
     if (!resolvedTemplateId) {
       return;
@@ -198,6 +298,9 @@ export default function TemplateDetailScreen() {
           {!loadingLooks && errorMessage && (
             <View style={styles.errorBanner}>
               <Text style={styles.errorText}>{errorMessage}</Text>
+              <TouchableOpacity style={styles.retryButton} onPress={handleRetry}>
+                <Text style={styles.retryLabel}>Retry</Text>
+              </TouchableOpacity>
             </View>
           )}
 
@@ -208,23 +311,14 @@ export default function TemplateDetailScreen() {
                 showsHorizontalScrollIndicator={false}
                 contentContainerStyle={styles.carouselContent}
               >
-                {looks.map(look => {
-                  const isActive = look.id === selectedId;
-                  return (
-                    <TouchableOpacity
-                      key={look.id}
-                      activeOpacity={0.85}
-                      onPress={() => setSelectedId(look.id)}
-                      style={[
-                        styles.previewFrame,
-                        { borderColor: isActive ? look.accent : 'rgba(255,255,255,0.08)' },
-                        isActive && styles.previewFrameActive,
-                      ]}
-                    >
-                      <Image source={{ uri: look.uri }} style={styles.previewImage} />
-                    </TouchableOpacity>
-                  );
-                })}
+                {looks.map(look => (
+                  <PreviewFrame
+                    key={look.id}
+                    frame={look}
+                    isActive={look.id === selectedId}
+                    onPress={() => setSelectedId(look.id)}
+                  />
+                ))}
               </ScrollView>
             ) : (
               !loadingLooks && (
@@ -334,6 +428,19 @@ const styles = StyleSheet.create({
     color: '#FF8A8A',
     fontSize: 13,
     fontWeight: '600',
+    marginBottom: 8,
+  },
+  retryButton: {
+    backgroundColor: 'rgba(255, 94, 94, 0.2)',
+    paddingHorizontal: 16,
+    paddingVertical: 8,
+    borderRadius: 12,
+    alignSelf: 'flex-start',
+  },
+  retryLabel: {
+    color: '#FF8A8A',
+    fontSize: 13,
+    fontWeight: '700',
   },
   headerBar: {
     flexDirection: 'row',
diff --git a/app/templates/[id]/form.tsx b/app/templates/[id]/form.tsx
index 3707ca2..38c7a31 100644
--- a/app/templates/[id]/form.tsx
+++ b/app/templates/[id]/form.tsx
@@ -1,7 +1,5 @@
 import { Feather } from '@expo/vector-icons';
-import * as ImagePicker from 'expo-image-picker';
 import { Stack, useLocalSearchParams, useRouter } from 'expo-router';
-import { UploadCloud } from 'lucide-react';
 import React, { useEffect, useState } from 'react';
 import {
   ActivityIndicator,
@@ -10,7 +8,6 @@ import {
   ScrollView,
   StyleSheet,
   Text,
-  TextInput,
   TouchableOpacity,
   View,
 } from 'react-native';
@@ -20,27 +17,12 @@ export const unstable_settings = {
   headerShown: false,
 };
 
-import { DynamicForm } from '@/components/forms/dynamic-form';
 import { BackButton } from '@/components/ui/back-button';
+import { DynamicFormField } from '@/components/forms/dynamic-form-field';
 import { getTemplateById } from '@/lib/api/templates';
-import { Template } from '@/lib/types/template';
-import { RunFormSchema, RunTemplateData } from '@/lib/types/template-run';
-import { transformWorkflowToFormSchema, validateFormSchema } from '@/lib/utils/form-schema-transformer';
-
-interface Step1FormData {
-  characterImage: string;
-  productImage: string;
-  script: string;
-}
-
-interface Step2FormData extends RunTemplateData { }
-
-interface FormData {
-  step1: Step1FormData;
-  step2: Step2FormData;
-}
-
-type UploadFieldKey = 'characterImage' | 'productImage';
+import { getUserBalance, chargeUser } from '@/lib/api/balance';
+import { runTemplate } from '@/lib/api/template-runs';
+import { Template, TemplateGraphNode } from '@/lib/types/template';
 
 const FALLBACK_PREVIEW =
   'https://images.unsplash.com/photo-1542204165-0198c1e21a3b?auto=format&fit=crop&w=1200&q=80';
@@ -51,20 +33,9 @@ export default function TemplateFormScreen() {
   const { id } = useLocalSearchParams<{ id: string }>();
   const router = useRouter();
 
-  const [currentStep, setCurrentStep] = useState(1);
   const [template, setTemplate] = useState<Template | null>(null);
-  const [formSchema, setFormSchema] = useState<RunFormSchema>({ fields: [] });
   const [loading, setLoading] = useState(true);
-
-  const [formData, setFormData] = useState<FormData>({
-    step1: {
-      characterImage: '',
-      productImage: '',
-      script: '',
-    },
-    step2: {},
-  });
-
+  const [formData, setFormData] = useState<Record<string, any>>({});
   const [errors, setErrors] = useState<Record<string, string>>({});
   const [isSubmitting, setIsSubmitting] = useState(false);
 
@@ -79,169 +50,149 @@ export default function TemplateFormScreen() {
 
       if (templateResponse.success && templateResponse.data) {
         setTemplate(templateResponse.data);
-
-        if (templateResponse.data.formSchema) {
-          try {
-            const rawData =
-              typeof templateResponse.data.formSchema === 'string'
-                ? JSON.parse(templateResponse.data.formSchema as string)
-                : templateResponse.data.formSchema;
-
-            const formConfig = transformWorkflowToFormSchema(rawData);
-
-            if (validateFormSchema(formConfig)) {
-              setFormSchema(formConfig);
-            }
-          } catch (error) {
-            console.error('Failed to parse form schema:', error);
+        // 初始化表单数据
+        const initialData: Record<string, any> = {};
+        templateResponse.data.formSchema?.startNodes.forEach((node: TemplateGraphNode) => {
+          if (node.data.actionData?.allowMultiple) {
+            initialData[node.id] = [];
+          } else {
+            initialData[node.id] = '';
           }
-        }
+        });
+        setFormData(initialData);
       }
     } catch (error) {
       console.error('Failed to load template:', error);
-      Alert.alert('Error', 'Failed to load data. Please retry later.');
+      Alert.alert('错误', '加载数据失败，请稍后重试');
     } finally {
       setLoading(false);
     }
   };
 
-  const validateStep1 = (): boolean => {
+  const validateForm = (): boolean => {
+    if (!template?.formSchema?.startNodes) return false;
+
     const newErrors: Record<string, string> = {};
 
-    if (!formData.step1.characterImage) {
-      newErrors.characterImage = 'Please upload the character image';
-    }
+    template.formSchema.startNodes.forEach((node: TemplateGraphNode) => {
+      const { id, data } = node;
+      const { actionData, label } = data;
+      const value = formData[id];
 
-    if (!formData.step1.productImage) {
-      newErrors.productImage = 'Please upload the product image';
-    }
-
-    if (!formData.step1.script.trim()) {
-      newErrors.script = 'Please provide the character script';
-    }
+      // 检查必填项
+      if (actionData?.required) {
+        if (Array.isArray(value)) {
+          if (value.length === 0) {
+            newErrors[id] = `请选择${label}`;
+          }
+        } else if (!value || (typeof value === 'string' && !value.trim())) {
+          newErrors[id] = `请填写${label}`;
+        }
+      }
+    });
 
     setErrors(newErrors);
     return Object.keys(newErrors).length === 0;
   };
 
-  const handleStep1Next = () => {
-    if (validateStep1()) {
-      setCurrentStep(2);
-    }
-  };
-
-  const handleStep2Prev = () => {
-    setCurrentStep(1);
-  };
-
-  const handleStep2Submit = async () => {
+  const handleSubmit = async () => {
     if (!template) return;
+    if (!validateForm()) {
+      Alert.alert('提示', '请完善所有必填项');
+      return;
+    }
 
     setIsSubmitting(true);
 
     try {
-      const combinedData = {
-        ...formData.step1,
-        ...formData.step2,
-      };
+      // 1. 检查余额
+      const balanceResponse = await getUserBalance();
 
-      console.log('Submitting template payload:', combinedData);
+      if (!balanceResponse.success) {
+        Alert.alert('错误', '无法获取账户余额');
+        return;
+      }
 
-      Alert.alert('Success', 'Template configuration saved.', [
+      const balance = balanceResponse.data.balance;
+      const requiredAmount = template.costPrice || 0;
+
+      if (balance < requiredAmount) {
+        Alert.alert(
+          '余额不足',
+          `当前余额: ${balance}\n所需费用: ${requiredAmount}\n请先充值`,
+          [
+            { text: '取消', style: 'cancel' },
+            { text: '去充值', onPress: () => router.push('/recharge') },
+          ]
+        );
+        return;
+      }
+
+      // 2. 扣费
+      const chargeResponse = await chargeUser({
+        amount: requiredAmount,
+        description: `生成视频 - ${template.title}`,
+        metadata: {
+          templateId: template.id,
+          templateTitle: template.title,
+        },
+      });
+
+      if (!chargeResponse.success) {
+        Alert.alert('错误', '扣费失败，请稍后重试');
+        return;
+      }
+
+      const transactionId = chargeResponse.data.id;
+
+      // 3. 调用 template run
+      const runResponse = await runTemplate(id, formData);
+
+      if (!runResponse.success) {
+        Alert.alert('错误', '生成任务创建失败');
+        return;
+      }
+
+      const generationId = runResponse.data;
+
+      // 4. 跳转到结果页面
+      Alert.alert('成功', '视频生成任务已创建', [
         {
-          text: 'OK',
+          text: '查看结果',
           onPress: () => {
-            router.push(`/templates/${id}/run`);
+            router.push(`/result?generationId=${generationId}`);
           },
         },
       ]);
     } catch (error) {
       console.error('Submission failed:', error);
-      Alert.alert('Error', 'Submission failed. Please retry later.');
+      Alert.alert('错误', '提交失败，请稍后重试');
     } finally {
       setIsSubmitting(false);
     }
   };
 
-  const handleImagePick = async (field: UploadFieldKey) => {
-    try {
-      const permission = await ImagePicker.requestMediaLibraryPermissionsAsync();
+  const renderFormFields = () => {
+    if (!template?.formSchema?.startNodes) return null;
 
-      if (!permission.granted) {
-        Alert.alert(
-          'Permission Required',
-          'Please allow photo library access in Settings to upload images.',
-        );
-        return;
-      }
-
-      const result = await ImagePicker.launchImageLibraryAsync({
-        mediaTypes: ImagePicker.MediaTypeOptions.Images,
-        allowsEditing: true,
-        quality: 0.9,
-      });
-
-      if (result.canceled || !result.assets || result.assets.length === 0) {
-        return;
-      }
-
-      const uri = result.assets[0].uri;
-
-      setFormData(prev => ({
-        ...prev,
-        step1: {
-          ...prev.step1,
-          [field]: uri,
-        },
-      }));
-
-      if (errors[field]) {
-        setErrors(prev => ({
-          ...prev,
-          [field]: '',
-        }));
-      }
-    } catch (error) {
-      console.error('Failed to pick image:', error);
-      Alert.alert('Error', 'Unable to pick image. Please try again later.');
-    }
-  };
-
-  const renderUploadCard = (
-    field: UploadFieldKey,
-    label: string,
-    description: string,
-  ) => {
-    const value = formData.step1[field];
-
-    return (
-      <View style={styles.uploadItem}>
-        <TouchableOpacity
-          activeOpacity={0.9}
-          onPress={() => handleImagePick(field)}
-          style={[
-            styles.uploadCard,
-            value && styles.uploadCardFilled,
-            errors[field] && styles.uploadCardError,
-          ]}
-        >
-          {value ? (
-            <Image source={{ uri: value }} style={styles.uploadImage} />
-          ) : (
-            <>
-              <View style={styles.uploadIconWrap}>
-                <UploadCloud size={26} color="#D1FF00" strokeWidth={1.4} />
-              </View>
-              <Text style={styles.uploadLabel}>{label}</Text>
-              <Text style={styles.uploadDescription}>{description}</Text>
-            </>
-          )}
-        </TouchableOpacity>
-        {errors[field] ? (
-          <Text style={styles.inlineError}>{errors[field]}</Text>
-        ) : null}
-      </View>
-    );
+    return template.formSchema.startNodes.map((node: TemplateGraphNode) => (
+      <DynamicFormField
+        key={node.id}
+        node={node}
+        value={formData[node.id]}
+        onChange={(value) => {
+          setFormData(prev => ({ ...prev, [node.id]: value }));
+          if (errors[node.id]) {
+            setErrors(prev => {
+              const newErrors = { ...prev };
+              delete newErrors[node.id];
+              return newErrors;
+            });
+          }
+        }}
+        error={errors[node.id]}
+      />
+    ));
   };
 
   const renderStep1 = () => {
@@ -259,11 +210,10 @@ export default function TemplateFormScreen() {
         </View>
 
         <Text style={styles.heroTitle}>
-          {(template?.title ?? 'Insert your product into an ASMR video').toUpperCase()}
+          {(template?.title ?? 'AI视频生成').toUpperCase()}
         </Text>
         <Text style={styles.heroSubtitle}>
-          {template?.description ||
-            'ASMR-Add-On keeps your original image the same while seamlessly adding our uploaded product into the ASMR scene.'}
+          {template?.description || '使用AI技术快速生成专业视频内容'}
         </Text>
 
         <View style={styles.previewStage}>
@@ -273,130 +223,27 @@ export default function TemplateFormScreen() {
           </View>
         </View>
 
-        <View style={styles.uploadRow}>
-          {renderUploadCard(
-            'characterImage',
-            'UPLOAD CHARACTER IMAGE',
-            'PNG, JPG or Paste from clipboard',
-          )}
-          {renderUploadCard(
-            'productImage',
-            'UPLOAD CHARACTER IMAGE',
-            'PNG, JPG or Paste from clipboard',
-          )}
-        </View>
-
-        <View style={styles.promptField}>
-          <TextInput
-            style={[styles.promptInput, errors.script && styles.promptInputError]}
-            placeholder="What should your character say?"
-            placeholderTextColor="rgba(255, 255, 255, 0.5)"
-            value={formData.step1.script}
-            onChangeText={text => {
-              setFormData(prev => ({
-                ...prev,
-                step1: {
-                  ...prev.step1,
-                  script: text,
-                },
-              }));
-              if (errors.script) {
-                setErrors(prev => ({
-                  ...prev,
-                  script: '',
-                }));
-              }
-            }}
-            multiline
-            textAlignVertical="top"
-          />
-          {errors.script ? <Text style={styles.inlineError}>{errors.script}</Text> : null}
-        </View>
+        {renderFormFields()}
 
         <TouchableOpacity
-          style={styles.generateButton}
+          style={[styles.generateButton, isSubmitting && styles.generateButtonDisabled]}
           activeOpacity={0.88}
-          onPress={handleStep1Next}
+          onPress={handleSubmit}
+          disabled={isSubmitting}
         >
-          <Feather name="star" size={20} color="#050505" />
-          <Text style={styles.generateLabel}>Generate Video</Text>
+          {isSubmitting ? (
+            <ActivityIndicator size="small" color="#050505" />
+          ) : (
+            <>
+              <Feather name="star" size={20} color="#050505" />
+              <Text style={styles.generateLabel}>生成视频</Text>
+            </>
+          )}
         </TouchableOpacity>
       </ScrollView>
     );
   };
 
-  const renderStep2 = () => (
-    <View style={styles.step2Wrapper}>
-      <View style={styles.topBar}>
-        <BackButton onPress={handleStep2Prev} />
-        <Text style={styles.stepIndicator}>STEP 2 OF 2</Text>
-      </View>
-
-      <Text style={styles.step2Title}>Run Parameters</Text>
-      <Text style={styles.step2Subtitle}>
-        Fine-tune the details so the ASMR video delivers the mood you expect.
-      </Text>
-
-      <View style={styles.step2FormShell}>
-        {formSchema.fields.length > 0 ? (
-          <DynamicForm
-            schema={formSchema}
-            initialData={formData.step2}
-            onDataChange={data => {
-              setFormData(prev => ({
-                ...prev,
-                step2: data,
-              }));
-            }}
-          />
-        ) : (
-          <View style={styles.emptyState}>
-            <Text style={styles.emptyIcon}>📋</Text>
-            <Text style={styles.emptyText}>No extra parameters</Text>
-            <Text style={styles.emptyDescription}>
-              This template is ready to go—start generating the ASMR experience instantly.
-            </Text>
-          </View>
-        )}
-      </View>
-    </View>
-  );
-
-  const renderBottomActions = () => {
-    if (currentStep !== 2) {
-      return null;
-    }
-
-    return (
-      <SafeAreaView edges={['bottom']} style={styles.bottomSafeArea}>
-        <View style={styles.bottomActions}>
-          <TouchableOpacity
-            style={styles.secondaryButton}
-            activeOpacity={0.85}
-            onPress={handleStep2Prev}
-          >
-            <Text style={styles.secondaryLabel}>Back</Text>
-          </TouchableOpacity>
-          <TouchableOpacity
-            style={styles.submitButton}
-            activeOpacity={0.9}
-            onPress={handleStep2Submit}
-            disabled={isSubmitting}
-          >
-            {isSubmitting ? (
-              <ActivityIndicator color="#050505" />
-            ) : (
-              <>
-                <Feather name="zap" size={18} color="#050505" />
-                <Text style={styles.submitLabel}>Generate Video</Text>
-              </>
-            )}
-          </TouchableOpacity>
-        </View>
-      </SafeAreaView>
-    );
-  };
-
   if (loading) {
     return (
       <>
@@ -420,9 +267,8 @@ export default function TemplateFormScreen() {
 
       <View style={styles.canvas}>
         <SafeAreaView style={styles.safeArea} edges={['top', 'left', 'right']}>
-          {currentStep === 1 ? renderStep1() : renderStep2()}
+          {renderStep1()}
         </SafeAreaView>
-        {renderBottomActions()}
       </View>
     </>
   );
@@ -512,86 +358,6 @@ const styles = StyleSheet.create({
     width: '100%',
     height: '100%',
   },
-  uploadRow: {
-    flexDirection: 'row',
-    gap: 18,
-    marginBottom: 24,
-  },
-  uploadItem: {
-    flex: 1,
-  },
-  uploadCard: {
-    borderRadius: 28,
-    borderWidth: 1,
-    borderColor: 'rgba(255, 255, 255, 0.08)',
-    backgroundColor: 'rgba(17, 19, 24, 0.95)',
-    paddingHorizontal: 20,
-    paddingVertical: 28,
-    alignItems: 'center',
-    justifyContent: 'center',
-    minHeight: 188,
-    overflow: 'hidden',
-  },
-  uploadCardFilled: {
-    paddingHorizontal: 0,
-    paddingVertical: 0,
-  },
-  uploadCardError: {
-    borderColor: '#FF6B6B',
-  },
-  uploadIconWrap: {
-    width: 60,
-    height: 60,
-    borderRadius: 22,
-    backgroundColor: 'rgba(209, 255, 0, 0.12)',
-    alignItems: 'center',
-    justifyContent: 'center',
-    marginBottom: 16,
-  },
-  uploadLabel: {
-    fontSize: 14,
-    fontWeight: '700',
-    letterSpacing: 0.6,
-    color: '#FFFFFF',
-    textAlign: 'center',
-    textTransform: 'uppercase',
-    marginBottom: 6,
-  },
-  uploadDescription: {
-    fontSize: 12,
-    lineHeight: 16,
-    color: 'rgba(255, 255, 255, 0.55)',
-    textAlign: 'center',
-  },
-  uploadImage: {
-    width: '100%',
-    height: '100%',
-    resizeMode: 'cover',
-  },
-  promptField: {
-    marginBottom: 18,
-  },
-  promptInput: {
-    borderRadius: 28,
-    borderWidth: 1,
-    borderColor: 'rgba(255, 255, 255, 0.08)',
-    backgroundColor: 'rgba(17, 19, 24, 0.95)',
-    minHeight: 140,
-    paddingHorizontal: 22,
-    paddingVertical: 22,
-    fontSize: 15,
-    lineHeight: 22,
-    color: '#FFFFFF',
-  },
-  promptInputError: {
-    borderColor: '#FF6B6B',
-  },
-  inlineError: {
-    marginTop: 8,
-    fontSize: 12,
-    color: '#FF6B6B',
-    letterSpacing: 0.2,
-  },
   generateButton: {
     flexDirection: 'row',
     alignItems: 'center',
@@ -601,100 +367,13 @@ const styles = StyleSheet.create({
     backgroundColor: '#D1FF00',
     gap: 10,
   },
+  generateButtonDisabled: {
+    opacity: 0.6,
+  },
   generateLabel: {
     fontSize: 17,
     fontWeight: '700',
     letterSpacing: 0.4,
     color: '#050505',
   },
-  step2Wrapper: {
-    flex: 1,
-    paddingHorizontal: 24,
-    paddingBottom: 24,
-  },
-  step2Title: {
-    fontSize: 22,
-    fontWeight: '700',
-    color: '#FFFFFF',
-    letterSpacing: 0.6,
-    marginBottom: 10,
-  },
-  step2Subtitle: {
-    fontSize: 13,
-    lineHeight: 18,
-    color: 'rgba(255, 255, 255, 0.6)',
-    marginBottom: 20,
-  },
-  step2FormShell: {
-    flex: 1,
-    borderRadius: 32,
-    backgroundColor: 'rgba(17, 19, 24, 0.78)',
-    overflow: 'hidden',
-  },
-  emptyState: {
-    flex: 1,
-    paddingHorizontal: 32,
-    alignItems: 'center',
-    justifyContent: 'center',
-  },
-  emptyIcon: {
-    fontSize: 48,
-    marginBottom: 16,
-    color: '#FFFFFF',
-  },
-  emptyText: {
-    fontSize: 18,
-    fontWeight: '600',
-    color: '#FFFFFF',
-    marginBottom: 8,
-  },
-  emptyDescription: {
-    fontSize: 14,
-    lineHeight: 20,
-    color: 'rgba(255, 255, 255, 0.6)',
-    textAlign: 'center',
-  },
-  bottomSafeArea: {
-    backgroundColor: '#050505',
-  },
-  bottomActions: {
-    flexDirection: 'row',
-    gap: 16,
-    paddingHorizontal: 24,
-    paddingTop: 12,
-    paddingBottom: 24,
-    borderTopWidth: 1,
-    borderTopColor: 'rgba(255, 255, 255, 0.08)',
-  },
-  secondaryButton: {
-    flex: 1,
-    height: 56,
-    borderRadius: 28,
-    borderWidth: 1,
-    borderColor: 'rgba(255, 255, 255, 0.2)',
-    alignItems: 'center',
-    justifyContent: 'center',
-  },
-  secondaryLabel: {
-    fontSize: 15,
-    fontWeight: '600',
-    color: 'rgba(255, 255, 255, 0.78)',
-    letterSpacing: 0.2,
-  },
-  submitButton: {
-    flex: 1.6,
-    height: 56,
-    borderRadius: 28,
-    backgroundColor: '#D1FF00',
-    flexDirection: 'row',
-    alignItems: 'center',
-    justifyContent: 'center',
-    gap: 10,
-  },
-  submitLabel: {
-    fontSize: 16,
-    fontWeight: '700',
-    color: '#050505',
-    letterSpacing: 0.3,
-  },
 });
diff --git a/components/forms/dynamic-form-field.tsx b/components/forms/dynamic-form-field.tsx
new file mode 100644
index 0000000..0b05552
--- /dev/null
+++ b/components/forms/dynamic-form-field.tsx
@@ -0,0 +1,391 @@
+import { TemplateGraphNode } from '@/lib/types/template';
+import { Feather } from '@expo/vector-icons';
+import * as ImagePicker from 'expo-image-picker';
+import { UploadCloud } from 'lucide-react';
+import React from 'react';
+import {
+  Alert,
+  Image,
+  StyleSheet,
+  Text,
+  TextInput,
+  TouchableOpacity,
+  View,
+} from 'react-native';
+
+interface DynamicFormFieldProps {
+  node: TemplateGraphNode;
+  value: any;
+  onChange: (value: any) => void;
+  error?: string;
+}
+
+export function DynamicFormField({ node, value, onChange, error }: DynamicFormFieldProps) {
+  const { type, data } = node;
+  const { label, description, actionData } = data;
+
+  const renderField = () => {
+    switch (type) {
+      case 'select':
+        return renderSelectField();
+      case 'text':
+        return renderTextField();
+      case 'image':
+        return renderImageField();
+      case 'video':
+        return renderVideoField();
+      default:
+        return null;
+    }
+  };
+
+  const renderSelectField = () => {
+    const options = actionData?.options || [];
+    const allowMultiple = actionData?.allowMultiple || false;
+    const placeholder = actionData?.placeholder || '请选择';
+
+    const handleSelect = (optionValue: string) => {
+      if (allowMultiple) {
+        const currentValues = Array.isArray(value) ? value : [];
+        const newValues = currentValues.includes(optionValue)
+          ? currentValues.filter((v: string) => v !== optionValue)
+          : [...currentValues, optionValue];
+        onChange(newValues);
+      } else {
+        onChange(optionValue);
+      }
+    };
+
+    const isSelected = (optionValue: string) => {
+      if (allowMultiple) {
+        return Array.isArray(value) && value.includes(optionValue);
+      }
+      return value === optionValue;
+    };
+
+    return (
+      <View style={styles.fieldContainer}>
+        <Text style={styles.fieldLabel}>{label}</Text>
+        {description && <Text style={styles.fieldDescription}>{description}</Text>}
+
+        <View style={styles.selectOptions}>
+          {options.map((option: any, index: number) => (
+            <TouchableOpacity
+              key={index}
+              style={[
+                styles.selectOption,
+                isSelected(option.value) && styles.selectOptionSelected,
+                error && styles.selectOptionError,
+              ]}
+              onPress={() => handleSelect(option.value)}
+            >
+              <Text
+                style={[
+                  styles.selectOptionText,
+                  isSelected(option.value) && styles.selectOptionTextSelected,
+                ]}
+              >
+                {option.label}
+              </Text>
+              {isSelected(option.value) && (
+                <Feather name="check" size={18} color="#050505" />
+              )}
+            </TouchableOpacity>
+          ))}
+        </View>
+
+        {error && <Text style={styles.errorText}>{error}</Text>}
+      </View>
+    );
+  };
+
+  const renderTextField = () => {
+    const placeholder = actionData?.placeholder || '请输入内容';
+    const multiline = actionData?.multiline || false;
+
+    return (
+      <View style={styles.fieldContainer}>
+        <Text style={styles.fieldLabel}>{label}</Text>
+        {description && <Text style={styles.fieldDescription}>{description}</Text>}
+
+        <TextInput
+          style={[
+            styles.textInput,
+            multiline && styles.textInputMultiline,
+            error && styles.textInputError,
+          ]}
+          placeholder={placeholder}
+          placeholderTextColor="rgba(255, 255, 255, 0.5)"
+          value={value || ''}
+          onChangeText={onChange}
+          multiline={multiline}
+          textAlignVertical={multiline ? 'top' : 'center'}
+        />
+
+        {error && <Text style={styles.errorText}>{error}</Text>}
+      </View>
+    );
+  };
+
+  const renderImageField = () => {
+    const handleImagePick = async () => {
+      try {
+        const permission = await ImagePicker.requestMediaLibraryPermissionsAsync();
+
+        if (!permission.granted) {
+          Alert.alert(
+            '需要权限',
+            '请在设置中允许访问相册以上传图片',
+          );
+          return;
+        }
+
+        const result = await ImagePicker.launchImageLibraryAsync({
+          mediaTypes: ImagePicker.MediaTypeOptions.Images,
+          allowsEditing: true,
+          quality: 0.9,
+        });
+
+        if (!result.canceled && result.assets && result.assets.length > 0) {
+          onChange(result.assets[0].uri);
+        }
+      } catch (error) {
+        console.error('Failed to pick image:', error);
+        Alert.alert('错误', '无法选择图片，请稍后重试');
+      }
+    };
+
+    return (
+      <View style={styles.fieldContainer}>
+        <Text style={styles.fieldLabel}>{label}</Text>
+        {description && <Text style={styles.fieldDescription}>{description}</Text>}
+
+        <TouchableOpacity
+          style={[
+            styles.uploadCard,
+            value && styles.uploadCardFilled,
+            error && styles.uploadCardError,
+          ]}
+          onPress={handleImagePick}
+          activeOpacity={0.9}
+        >
+          {value ? (
+            <Image source={{ uri: value }} style={styles.uploadImage} />
+          ) : (
+            <>
+              <View style={styles.uploadIconWrap}>
+                <UploadCloud size={26} color="#D1FF00" strokeWidth={1.4} />
+              </View>
+              <Text style={styles.uploadLabel}>上传图片</Text>
+              <Text style={styles.uploadDescription}>
+                {actionData?.placeholder || 'PNG, JPG 格式'}
+              </Text>
+            </>
+          )}
+        </TouchableOpacity>
+
+        {error && <Text style={styles.errorText}>{error}</Text>}
+      </View>
+    );
+  };
+
+  const renderVideoField = () => {
+    const handleVideoPick = async () => {
+      try {
+        const permission = await ImagePicker.requestMediaLibraryPermissionsAsync();
+
+        if (!permission.granted) {
+          Alert.alert(
+            '需要权限',
+            '请在设置中允许访问相册以上传视频',
+          );
+          return;
+        }
+
+        const result = await ImagePicker.launchImageLibraryAsync({
+          mediaTypes: ImagePicker.MediaTypeOptions.Videos,
+          allowsEditing: true,
+          quality: 0.9,
+        });
+
+        if (!result.canceled && result.assets && result.assets.length > 0) {
+          onChange(result.assets[0].uri);
+        }
+      } catch (error) {
+        console.error('Failed to pick video:', error);
+        Alert.alert('错误', '无法选择视频，请稍后重试');
+      }
+    };
+
+    return (
+      <View style={styles.fieldContainer}>
+        <Text style={styles.fieldLabel}>{label}</Text>
+        {description && <Text style={styles.fieldDescription}>{description}</Text>}
+
+        <TouchableOpacity
+          style={[
+            styles.uploadCard,
+            value && styles.uploadCardFilled,
+            error && styles.uploadCardError,
+          ]}
+          onPress={handleVideoPick}
+          activeOpacity={0.9}
+        >
+          {value ? (
+            <View style={styles.videoPreview}>
+              <Feather name="video" size={40} color="#D1FF00" />
+              <Text style={styles.videoPreviewText}>视频已选择</Text>
+            </View>
+          ) : (
+            <>
+              <View style={styles.uploadIconWrap}>
+                <UploadCloud size={26} color="#D1FF00" strokeWidth={1.4} />
+              </View>
+              <Text style={styles.uploadLabel}>上传视频</Text>
+              <Text style={styles.uploadDescription}>
+                {actionData?.placeholder || 'MP4, MOV 格式'}
+              </Text>
+            </>
+          )}
+        </TouchableOpacity>
+
+        {error && <Text style={styles.errorText}>{error}</Text>}
+      </View>
+    );
+  };
+
+  return renderField();
+}
+
+const styles = StyleSheet.create({
+  fieldContainer: {
+    marginBottom: 24,
+  },
+  fieldLabel: {
+    fontSize: 16,
+    fontWeight: '700',
+    letterSpacing: 0.4,
+    color: '#FFFFFF',
+    marginBottom: 8,
+    textTransform: 'uppercase',
+  },
+  fieldDescription: {
+    fontSize: 13,
+    lineHeight: 18,
+    color: 'rgba(255, 255, 255, 0.6)',
+    marginBottom: 12,
+  },
+  selectOptions: {
+    gap: 12,
+  },
+  selectOption: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    justifyContent: 'space-between',
+    paddingHorizontal: 20,
+    paddingVertical: 16,
+    borderRadius: 24,
+    borderWidth: 1,
+    borderColor: 'rgba(255, 255, 255, 0.08)',
+    backgroundColor: 'rgba(17, 19, 24, 0.95)',
+  },
+  selectOptionSelected: {
+    backgroundColor: '#D1FF00',
+    borderColor: '#D1FF00',
+  },
+  selectOptionError: {
+    borderColor: '#FF6B6B',
+  },
+  selectOptionText: {
+    fontSize: 15,
+    fontWeight: '600',
+    color: '#FFFFFF',
+  },
+  selectOptionTextSelected: {
+    color: '#050505',
+  },
+  textInput: {
+    borderRadius: 24,
+    borderWidth: 1,
+    borderColor: 'rgba(255, 255, 255, 0.08)',
+    backgroundColor: 'rgba(17, 19, 24, 0.95)',
+    paddingHorizontal: 20,
+    paddingVertical: 16,
+    fontSize: 15,
+    color: '#FFFFFF',
+    minHeight: 52,
+  },
+  textInputMultiline: {
+    minHeight: 140,
+    paddingTop: 16,
+    paddingBottom: 16,
+  },
+  textInputError: {
+    borderColor: '#FF6B6B',
+  },
+  uploadCard: {
+    borderRadius: 28,
+    borderWidth: 1,
+    borderColor: 'rgba(255, 255, 255, 0.08)',
+    backgroundColor: 'rgba(17, 19, 24, 0.95)',
+    paddingHorizontal: 20,
+    paddingVertical: 28,
+    alignItems: 'center',
+    justifyContent: 'center',
+    minHeight: 188,
+    overflow: 'hidden',
+  },
+  uploadCardFilled: {
+    paddingHorizontal: 0,
+    paddingVertical: 0,
+  },
+  uploadCardError: {
+    borderColor: '#FF6B6B',
+  },
+  uploadIconWrap: {
+    width: 60,
+    height: 60,
+    borderRadius: 22,
+    backgroundColor: 'rgba(209, 255, 0, 0.12)',
+    alignItems: 'center',
+    justifyContent: 'center',
+    marginBottom: 16,
+  },
+  uploadLabel: {
+    fontSize: 14,
+    fontWeight: '700',
+    letterSpacing: 0.6,
+    color: '#FFFFFF',
+    textAlign: 'center',
+    textTransform: 'uppercase',
+    marginBottom: 6,
+  },
+  uploadDescription: {
+    fontSize: 12,
+    lineHeight: 16,
+    color: 'rgba(255, 255, 255, 0.55)',
+    textAlign: 'center',
+  },
+  uploadImage: {
+    width: '100%',
+    height: '100%',
+    resizeMode: 'cover',
+  },
+  videoPreview: {
+    alignItems: 'center',
+    justifyContent: 'center',
+    padding: 40,
+  },
+  videoPreviewText: {
+    marginTop: 12,
+    fontSize: 14,
+    color: '#D1FF00',
+    fontWeight: '600',
+  },
+  errorText: {
+    marginTop: 8,
+    fontSize: 12,
+    color: '#FF6B6B',
+    letterSpacing: 0.2,
+  },
+});
diff --git a/components/forms/dynamic-form.tsx b/components/forms/dynamic-form.tsx
index 396c69d..c28264a 100644
--- a/components/forms/dynamic-form.tsx
+++ b/components/forms/dynamic-form.tsx
@@ -58,7 +58,7 @@ export function DynamicForm({
     } finally {
       setIsValidating(false);
     }
-  }, [schema, initialData, onDataChange]);
+  }, [schema, initialData]);
 
   // 验证单个字段
   const validateField = (field: FormFieldSchema, value: any): string | null => {
diff --git a/components/video/fullscreen-video-modal.tsx b/components/video/fullscreen-video-modal.tsx
index 70cf8b0..c42cfce 100644
--- a/components/video/fullscreen-video-modal.tsx
+++ b/components/video/fullscreen-video-modal.tsx
@@ -1,6 +1,6 @@
 import { ThemedText } from '@/components/themed-text';
 import { VideoView, useVideoPlayer } from 'expo-video';
-import React, { useCallback, useEffect, useState } from 'react';
+import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import {
   ActivityIndicator,
   Dimensions,
@@ -43,10 +43,15 @@ export function FullscreenVideoModal({
   hasNext = false,
   hasPrevious = false,
 }: FullscreenVideoModalProps) {
-  const player = useVideoPlayer(
-    {
-      uri: videoUrl,
-    },
+  // 使用useRef存储player实例，避免无限循环
+  const playerRef = useRef<any>(null);
+
+  // 稳定videoUrl，使用useMemo
+  const stableVideoUrl = useMemo(() => ({ uri: videoUrl }), [videoUrl]);
+
+  // 始终调用useVideoPlayer，但只在videoUrl变化时更新player
+  const newPlayer = useVideoPlayer(
+    stableVideoUrl,
     (player) => {
       player.loop = isLooping;
       player.muted = isMuted;
@@ -56,6 +61,14 @@ export function FullscreenVideoModal({
     }
   );
 
+  // 只有当newPlayer变化时才更新player
+  useEffect(() => {
+    playerRef.current = newPlayer;
+  }, [newPlayer]);
+
+  // 获取当前的player实例
+  const player = playerRef.current || newPlayer;
+
   const [isLoading, setIsLoading] = useState(true);
 
   // 重置状态当模态框打开/关闭时
@@ -63,8 +76,9 @@ export function FullscreenVideoModal({
     if (visible) {
       setIsLoading(true);
     } else {
-      if (player) {
-        player.pause();
+      const currentPlayer = playerRef.current;
+      if (currentPlayer) {
+        currentPlayer.pause();
       }
     }
   }, [visible, autoPlay]);
@@ -73,7 +87,8 @@ export function FullscreenVideoModal({
   const handleVideoReady = () => {
     setIsLoading(false);
     if (autoPlay) {
-      player?.play();
+      const currentPlayer = playerRef.current;
+      currentPlayer?.play();
     }
   };
 
@@ -160,9 +175,8 @@ export function FullscreenVideoModal({
               <VideoView
                 player={player}
                 style={styles.video}
-                contentFit="contain" as any
+                contentFit="contain"
                 nativeControls={false}
-                onError={handleVideoError}
               />
             )}
 
diff --git a/components/video/video-player.tsx b/components/video/video-player.tsx
index e31a4b6..cc48a96 100644
--- a/components/video/video-player.tsx
+++ b/components/video/video-player.tsx
@@ -1,22 +1,21 @@
-import React, { useState, useRef, useEffect } from 'react';
-import {
-  View,
-  StyleSheet,
-  TouchableOpacity,
-  Dimensions,
-  ActivityIndicator,
-  Platform,
-} from 'react-native';
-import { VideoView, useVideoPlayer } from 'expo-video';
-import { Image } from 'expo-image';
 import { ThemedView } from '@/components/themed-view';
-import { ThemedText } from '@/components/themed-text';
 import { useThemeColor } from '@/hooks/use-theme-color';
 import {
   calculateOptimalVideoSize,
   getVideoFileType,
   isValidVideoUrl
 } from '@/utils/video-utils';
+import { Image } from 'expo-image';
+import { VideoView, useVideoPlayer } from 'expo-video';
+import React, { useEffect, useMemo, useRef, useState } from 'react';
+import {
+  ActivityIndicator,
+  Dimensions,
+  Platform,
+  StyleSheet,
+  TouchableOpacity,
+  View,
+} from 'react-native';
 
 // ResizeMode 兼容映射
 const ResizeMode = {
@@ -78,32 +77,48 @@ export function VideoPlayer({
   onPress,
   fullscreenMode = false,
 }: VideoPlayerProps) {
-  // 使用新的 expo-video API - 使用空的初始化回调，避免依赖外部变量
-  const player = useVideoPlayer(
-    {
-      uri: source.uri,
-    },
+  // 使用useMemo稳定source对象，避免不必要的重新渲染
+  const stableSource = useMemo(() => ({ uri: source.uri }), [source.uri]);
+
+  // 使用useRef存储player实例，避免无限循环
+  const playerRef = useRef<any>(null);
+
+  // 始终调用useVideoPlayer，但只在source变化时更新player
+  const newPlayer = useVideoPlayer(
+    stableSource,
     (player) => {
-      // 空初始化回调，避免每次渲染时重新创建
+      // 空初始化回调
     }
   );
 
+  // 只有当newPlayer变化时才更新player
+  useEffect(() => {
+    playerRef.current = newPlayer;
+  }, [newPlayer]);
+
   // 单独处理播放属性变化
   useEffect(() => {
+    const player = playerRef.current;
     if (player) {
       player.loop = isLooping;
       player.muted = isMuted;
     }
-  }, [player, isLooping, isMuted]);
+  }, [isLooping, isMuted]);
 
   // 处理自动播放
   useEffect(() => {
-    if (player && autoPlay && shouldPlay) {
-      player.play();
-    } else if (player && !shouldPlay) {
-      player.pause();
+    const player = playerRef.current;
+    if (player) {
+      if (autoPlay && shouldPlay) {
+        player.play();
+      } else if (!shouldPlay) {
+        player.pause();
+      }
     }
-  }, [player, autoPlay, shouldPlay]);
+  }, [autoPlay, shouldPlay]);
+
+  // 获取当前的player实例
+  const player = playerRef.current || newPlayer;
 
   const [videoMetadata, setVideoMetadata] = useState<any>(null);
   const [isLoading, setIsLoading] = useState(true);
@@ -282,7 +297,6 @@ export function VideoPlayer({
                 style={styles.video}
                 contentFit={resizeMode as any}
                 nativeControls={useNativeControls}
-                onError={handleVideoError}
               />
             )}
           </>
diff --git a/lib/api/balance.ts b/lib/api/balance.ts
new file mode 100644
index 0000000..f792ac9
--- /dev/null
+++ b/lib/api/balance.ts
@@ -0,0 +1,50 @@
+import { apiClient } from './client';
+
+export interface UserBalance {
+  userId: string;
+  balance: number;
+  currency: string;
+}
+
+export interface BalanceResponse {
+  success: boolean;
+  data: UserBalance;
+}
+
+export interface ChargeRequest {
+  amount: number;
+  description?: string;
+  metadata?: Record<string, any>;
+}
+
+export interface ChargeTransaction {
+  id: string;
+  userId: string;
+  amount: number;
+  type: 'charge' | 'refund';
+  description?: string;
+  metadata?: Record<string, any>;
+  createdAt: string;
+}
+
+export interface ChargeResponse {
+  success: boolean;
+  data: ChargeTransaction;
+}
+
+/**
+ * 获取用户余额
+ */
+export async function getUserBalance(): Promise<BalanceResponse> {
+  return apiClient<BalanceResponse>('/api/users/balance');
+}
+
+/**
+ * 扣费
+ */
+export async function chargeUser(data: ChargeRequest): Promise<ChargeResponse> {
+  return apiClient<ChargeResponse>('/api/users/charge', {
+    method: 'POST',
+    body: JSON.stringify(data),
+  });
+}
diff --git a/lib/types/template.ts b/lib/types/template.ts
index a8cd162..72e37de 100644
--- a/lib/types/template.ts
+++ b/lib/types/template.ts
@@ -38,6 +38,13 @@ export interface TemplateNodeActionData {
   aspectRatio?: string;
   selectedModel?: string;
   advancedParams?: Record<string, string | number | boolean | null>;
+  // Select field
+  options?: Array<{ label: string; value: string }>;
+  required?: boolean;
+  placeholder?: string;
+  allowMultiple?: boolean;
+  // Text field
+  multiline?: boolean;
 }
 
 export interface TemplateNodeMetrics {
@@ -129,6 +136,8 @@ export interface Template {
   uploadSapecifications?: string | null;
   uploadSapecificationsEn?: string | null;
   sortOrder?: number;
+  costPrice?: number | null;
+  price?: number | null;
   category: Category | null;
   tags: Tag[];
   templateTags?: TemplateTagLink[];