first commit

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import React, { useState } from 'react';
import {
View,
Text,
TouchableOpacity,
ScrollView,
FlatList,
TextInput,
Modal,
} from 'react-native';
import Slider from '@react-native-community/slider';
import * as Haptics from 'expo-haptics';
import { Trash2, Plus, Check } from 'lucide-react-native';
import { Recipe, ColorAdjustments, FrameId } from '../types';
import { FRAMES } from '../utils/frameUtils';
interface AdjustmentPanelProps {
activeTab: 'recipes' | 'iq' | 'wb' | 'filters' | 'frame';
recipes: Recipe[];
currentRecipeId: string;
adjustments: ColorAdjustments;
selectedFrame: FrameId;
useGeotag: boolean;
onSelectRecipe: (recipe: Recipe) => void;
onUpdateAdjustments: (adjustments: Partial<ColorAdjustments>) => void;
onUpdateFrame: (frameId: FrameId) => void;
onToggleGeotag: (enabled: boolean) => void;
onSaveRecipe: (name: string) => void;
onDeleteRecipe: (id: string) => void;
}
export default function AdjustmentPanel({
activeTab,
recipes,
currentRecipeId,
adjustments,
selectedFrame,
useGeotag,
onSelectRecipe,
onUpdateAdjustments,
onUpdateFrame,
onToggleGeotag,
onSaveRecipe,
onDeleteRecipe,
}: AdjustmentPanelProps) {
const [modalVisible, setModalVisible] = useState(false);
const [newRecipeName, setNewRecipeName] = useState('');
const triggerHaptic = () => {
Haptics.impactAsync(Haptics.ImpactFeedbackStyle.Light);
};
const renderRecipeItem = React.useCallback(
({ item }: { item: Recipe }) => (
<RecipeItem
item={item}
isActive={item.id === currentRecipeId}
onSelect={onSelectRecipe}
onDelete={onDeleteRecipe}
triggerHaptic={triggerHaptic}
/>
),
[currentRecipeId, onSelectRecipe, onDeleteRecipe]
);
const handleSliderValueChange = () => {
// optional: light haptic while sliding, or only on completion.
// Usually Haptic on sliding is too heavy, so we don't trigger it on every frame,
// or we only trigger on sliding complete.
};
const handleSavePress = () => {
if (newRecipeName.trim()) {
onSaveRecipe(newRecipeName.trim());
setNewRecipeName('');
setModalVisible(false);
triggerHaptic();
}
};
const renderSlider = (
label: string,
value: number,
min: number,
max: number,
step: number,
onValueChange: (val: number) => void,
displayValueMapper?: (val: number) => string
) => {
const displayVal = displayValueMapper ? displayValueMapper(value) : value.toString();
return (
<View className="mb-4 px-4">
<View className="flex-row justify-between items-center mb-1">
<Text className="text-zinc-400 font-mono text-xs font-bold tracking-wider">{label.toUpperCase()}</Text>
<Text className="text-amber-500 font-mono text-xs font-semibold">{displayVal}</Text>
</View>
<Slider
value={value}
minimumValue={min}
maximumValue={max}
step={step}
onValueChange={onValueChange}
onSlidingComplete={triggerHaptic}
minimumTrackTintColor="#f59e0b"
maximumTrackTintColor="#27272a"
thumbTintColor="#f59e0b"
/>
</View>
);
};
switch (activeTab) {
case 'recipes':
return (
<View className="flex-1 bg-carbon">
<View className="flex-row justify-between items-center px-4 py-2 bg-titan border-b border-zinc-800">
<Text className="text-zinc-400 font-mono text-xs">SELECT OR CREATE PRESETS</Text>
<TouchableOpacity
onPress={() => setModalVisible(true)}
className="flex-row items-center bg-amber-500 px-3 py-1 rounded space-x-1"
activeOpacity={0.7}
>
<Plus size={14} color="#000000" />
<Text className="text-black font-mono text-xs font-bold">SAVE CURRENT</Text>
</TouchableOpacity>
</View>
<FlatList
data={recipes}
keyExtractor={(item) => item.id}
numColumns={2}
className="p-2"
columnWrapperStyle={{ justifyContent: 'space-between' }}
renderItem={renderRecipeItem}
/>
{/* Save Recipe Modal */}
<Modal
transparent
animationType="slide"
visible={modalVisible}
onRequestClose={() => setModalVisible(false)}
>
<View className="flex-1 justify-end bg-black/60">
<View className="bg-titan border-t border-zinc-800 rounded-t-3xl p-6 pb-8">
<Text className="text-white font-mono text-sm font-bold tracking-wider mb-4">
SAVE NEW RECIPE
</Text>
<TextInput
value={newRecipeName}
onChangeText={setNewRecipeName}
placeholder="Enter recipe name (e.g. Fuji Retro 🏮)"
placeholderTextColor="#71717a"
className="bg-carbon border border-zinc-800 rounded-lg p-3 text-white font-mono text-sm mb-4"
autoFocus
/>
<View className="flex-row space-x-3">
<TouchableOpacity
onPress={() => setModalVisible(false)}
className="flex-1 bg-zinc-800 py-3 rounded-lg items-center"
>
<Text className="text-zinc-300 font-mono text-xs font-semibold">CANCEL</Text>
</TouchableOpacity>
<TouchableOpacity
onPress={handleSavePress}
className="flex-1 bg-amber-500 py-3 rounded-lg items-center"
>
<Text className="text-black font-mono text-xs font-bold">SAVE RECIPE</Text>
</TouchableOpacity>
</View>
</View>
</View>
</Modal>
</View>
);
case 'iq':
return (
<ScrollView className="flex-1 bg-carbon py-3">
{renderSlider('Exposure', adjustments.exposure, -10, 10, 1, (val) =>
onUpdateAdjustments({ exposure: val })
)}
{renderSlider('Contrast', adjustments.contrast, -10, 10, 1, (val) =>
onUpdateAdjustments({ contrast: val })
)}
{renderSlider('Saturation', adjustments.saturation, -10, 10, 1, (val) =>
onUpdateAdjustments({ saturation: val })
)}
</ScrollView>
);
case 'wb':
return (
<ScrollView className="flex-1 bg-carbon py-3">
{renderSlider(
'Color Temp (Kelvin)',
adjustments.temperature,
2500,
10000,
100,
(val) => onUpdateAdjustments({ temperature: val }),
(val) => `${val}K`
)}
{renderSlider('Tint (Green-Magenta)', adjustments.tint, -10, 10, 1, (val) =>
onUpdateAdjustments({ tint: val })
)}
<View className="px-4 mb-4">
<Text className="text-zinc-400 font-mono text-xs font-bold tracking-wider mb-2">
COLOR CHROME EFFECT
</Text>
<View className="flex-row bg-titan p-0.5 rounded-lg border border-zinc-800">
{(['none', 'weak', 'strong'] as const).map((chrome) => {
const isActive = adjustments.colorChrome === chrome;
return (
<TouchableOpacity
key={chrome}
onPress={() => {
onUpdateAdjustments({ colorChrome: chrome });
triggerHaptic();
}}
className={`flex-1 py-1.5 rounded-md items-center ${
isActive ? 'bg-amber-500' : 'bg-transparent'
}`}
activeOpacity={0.7}
>
<Text
className={`font-mono text-xs font-bold ${
isActive ? 'text-black' : 'text-zinc-400'
}`}
>
{chrome.toUpperCase()}
</Text>
</TouchableOpacity>
);
})}
</View>
</View>
</ScrollView>
);
case 'filters':
return (
<ScrollView className="flex-1 bg-carbon py-3">
{renderSlider('Highlight Contrast', adjustments.highlight, -10, 10, 1, (val) =>
onUpdateAdjustments({ highlight: val })
)}
{renderSlider('Shadow Contrast', adjustments.shadow, -10, 10, 1, (val) =>
onUpdateAdjustments({ shadow: val })
)}
{renderSlider('Denoise (Blur)', adjustments.denoise, 0, 10, 1, (val) =>
onUpdateAdjustments({ denoise: val })
)}
{renderSlider('Clarity (Sharp/Soft)', adjustments.clarity, -10, 10, 1, (val) =>
onUpdateAdjustments({ clarity: val })
)}
{renderSlider('Monochrome Grain', adjustments.grain, 0, 10, 1, (val) =>
onUpdateAdjustments({ grain: val })
)}
</ScrollView>
);
case 'frame':
return (
<ScrollView className="flex-1 bg-carbon py-4">
<View className="px-4 mb-5">
<Text className="text-zinc-400 font-mono text-xs font-bold tracking-wider mb-3">
SELECT PNG FRAME OVERLAY
</Text>
<View className="flex-row flex-wrap">
{FRAMES.map((f: { id: FrameId; name: string }) => {
const isActive = selectedFrame === f.id;
return (
<TouchableOpacity
key={f.id}
onPress={() => {
onUpdateFrame(f.id);
triggerHaptic();
}}
className={`px-3 py-2 m-1 rounded border font-mono ${
isActive
? 'bg-amber-500/10 border-amber-500 text-amber-500'
: 'bg-titan border-zinc-800 text-zinc-400'
}`}
activeOpacity={0.7}
>
<Text
className={`font-mono text-xs font-bold ${
isActive ? 'text-amber-500' : 'text-zinc-400'
}`}
>
{f.name}
</Text>
</TouchableOpacity>
);
})}
</View>
</View>
<View className="px-4 flex-row items-center justify-between border-t border-zinc-800/50 pt-4">
<View>
<Text className="text-zinc-300 font-mono text-xs font-bold tracking-wider">
GPS GEOTAG WATERMARK
</Text>
<Text className="text-zinc-500 font-mono text-[10px] mt-0.5">
Stamps coordinates & place names onto photo
</Text>
</View>
<TouchableOpacity
onPress={() => {
onToggleGeotag(!useGeotag);
triggerHaptic();
}}
className={`w-12 h-6 rounded-full p-0.5 justify-center ${
useGeotag ? 'bg-amber-500 items-end' : 'bg-zinc-800 items-start'
}`}
activeOpacity={0.8}
>
<View className="w-5 h-5 rounded-full bg-black border border-zinc-950 flex justify-center items-center">
{useGeotag && <Check size={10} color="#f59e0b" />}
</View>
</TouchableOpacity>
</View>
</ScrollView>
);
default:
return null;
}
}
interface RecipeItemProps {
item: Recipe;
isActive: boolean;
onSelect: (recipe: Recipe) => void;
onDelete: (id: string) => void;
triggerHaptic: () => void;
}
const RecipeItem = React.memo(({ item, isActive, onSelect, onDelete, triggerHaptic }: RecipeItemProps) => {
return (
<TouchableOpacity
onPress={() => {
onSelect(item);
triggerHaptic();
}}
className={`flex-1 m-1.5 p-3 rounded-lg border ${
isActive
? 'bg-amber-500/10 border-amber-500'
: 'bg-titan border-zinc-800/80'
}`}
activeOpacity={0.7}
>
<View className="flex-row justify-between items-start">
<View className="flex-1 mr-1">
<Text
numberOfLines={1}
className={`font-mono text-xs font-bold ${
isActive ? 'text-amber-500' : 'text-zinc-200'
}`}
>
{item.name}
</Text>
<Text className="text-[10px] text-zinc-500 font-mono mt-0.5">
{item.baseFilter.toUpperCase()}
</Text>
</View>
{item.isCustom && (
<TouchableOpacity
onPress={(e) => {
e.stopPropagation();
onDelete(item.id);
triggerHaptic();
}}
className="p-1"
>
<Trash2 size={12} color="#ef4444" />
</TouchableOpacity>
)}
</View>
</TouchableOpacity>
);
});
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import React from 'react';
import { View, Text, TouchableOpacity, Image } from 'react-native';
import { Image as ImageIcon, Eye } from 'lucide-react-native';
interface CameraControlsProps {
lastPhotoUri: string | null;
onCapture: () => void;
onPickImage: () => void;
onOpenPreview: () => void;
isLibraryMode: boolean;
}
export default function CameraControls({
lastPhotoUri,
onCapture,
onPickImage,
onOpenPreview,
isLibraryMode,
}: CameraControlsProps) {
return (
<View className="flex-row items-center justify-between px-8 py-6 bg-carbon border-t border-zinc-800/50">
{/* Pick Image Button */}
<TouchableOpacity
onPress={onPickImage}
className="w-12 h-12 rounded-full bg-titan border border-zinc-800 flex items-center justify-center"
activeOpacity={0.7}
>
<ImageIcon size={20} color="#f59e0b" />
</TouchableOpacity>
{/* Shutter Button */}
<TouchableOpacity
onPress={onCapture}
disabled={isLibraryMode}
className={`w-20 h-20 rounded-full border-4 border-zinc-800 flex items-center justify-center ${
isLibraryMode ? 'opacity-40' : 'opacity-100'
}`}
activeOpacity={0.8}
>
<View className="w-16 h-16 rounded-full bg-white border border-black flex items-center justify-center active:scale-95">
<View className="w-14 h-14 rounded-full bg-zinc-100/90 border border-zinc-200" />
</View>
</TouchableOpacity>
{/* Last Captured Image Preview Button */}
<TouchableOpacity
onPress={onOpenPreview}
disabled={!lastPhotoUri}
className="w-12 h-12 rounded-full bg-titan border border-zinc-800 flex items-center justify-center overflow-hidden"
activeOpacity={0.7}
>
{lastPhotoUri ? (
<Image source={{ uri: lastPhotoUri }} className="w-full h-full object-cover" />
) : (
<Eye size={20} color="#a1a1aa" />
)}
</TouchableOpacity>
</View>
);
}
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import React from 'react';
import { View, Text, TouchableOpacity } from 'react-native';
import { Camera, Image as ImageIcon, Sliders } from 'lucide-react-native';
interface HeaderProps {
mode: 'camera' | 'library';
setMode: (mode: 'camera' | 'library') => void;
title: string;
}
export default function Header({ mode, setMode, title }: HeaderProps) {
return (
<View className="flex-row items-center justify-between px-4 py-3 bg-carbon border-b border-zinc-800/50">
<View className="flex-row items-center space-x-2">
<Sliders size={18} color="#f59e0b" />
<Text className="text-white font-mono text-sm tracking-wider font-bold">
{title.toUpperCase()}
</Text>
</View>
<View className="flex-row bg-titan rounded-lg p-0.5 border border-zinc-800">
<TouchableOpacity
onPress={() => setMode('camera')}
className={`flex-row items-center px-3 py-1.5 rounded-md space-x-1.5 ${
mode === 'camera' ? 'bg-amber-500' : 'bg-transparent'
}`}
activeOpacity={0.7}
>
<Camera size={14} color={mode === 'camera' ? '#000000' : '#a1a1aa'} />
<Text
className={`font-mono text-xs font-semibold ${
mode === 'camera' ? 'text-black' : 'text-zinc-400'
}`}
>
CAMERA
</Text>
</TouchableOpacity>
<TouchableOpacity
onPress={() => setMode('library')}
className={`flex-row items-center px-3 py-1.5 rounded-md space-x-1.5 ${
mode === 'library' ? 'bg-amber-500' : 'bg-transparent'
}`}
activeOpacity={0.7}
>
<ImageIcon size={14} color={mode === 'library' ? '#000000' : '#a1a1aa'} />
<Text
className={`font-mono text-xs font-semibold ${
mode === 'library' ? 'text-black' : 'text-zinc-400'
}`}
>
LIBRARY
</Text>
</TouchableOpacity>
</View>
</View>
);
}
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import React from 'react';
import { View, Text, Modal, Image, TouchableOpacity, Share } from 'react-native';
import { X, Share2, Download } from 'lucide-react-native';
interface PreviewModalProps {
visible: boolean;
onClose: () => void;
photoUri: string | null;
recipeName: string;
}
export default function PreviewModal({
visible,
onClose,
photoUri,
recipeName,
}: PreviewModalProps) {
const handleShare = async () => {
if (!photoUri) return;
try {
await Share.share({
url: photoUri,
message: `Captured with CamRecipe Pro - Preset: ${recipeName}`,
});
} catch (error) {
console.error('Sharing failed:', error);
}
};
return (
<Modal
visible={visible}
animationType="fade"
transparent={false}
onRequestClose={onClose}
>
<View className="flex-1 bg-black justify-between py-6 px-4">
{/* Top bar */}
<View className="flex-row justify-between items-center px-2">
<Text className="text-zinc-500 font-mono text-xs">PRESET: {recipeName.toUpperCase()}</Text>
<TouchableOpacity
onPress={onClose}
className="w-8 h-8 rounded-full bg-zinc-900 flex items-center justify-center"
activeOpacity={0.7}
>
<X size={18} color="#ffffff" />
</TouchableOpacity>
</View>
{/* Image display */}
<View className="flex-1 justify-center items-center my-4">
{photoUri ? (
<Image
source={{ uri: photoUri }}
className="w-full aspect-[3/4] max-h-[75vh] rounded-lg border border-zinc-800"
resizeMode="contain"
/>
) : (
<Text className="text-zinc-400 font-mono text-sm">NO IMAGE CAPTURED</Text>
)}
</View>
{/* Bottom bar */}
<View className="flex-row justify-around items-center px-4">
<TouchableOpacity
onPress={handleShare}
disabled={!photoUri}
className="flex-row items-center space-x-2 bg-zinc-900 border border-zinc-800 px-6 py-3 rounded-full"
activeOpacity={0.7}
>
<Share2 size={16} color="#f59e0b" />
<Text className="text-white font-mono text-xs font-bold">SHARE</Text>
</TouchableOpacity>
<TouchableOpacity
onPress={onClose}
className="flex-row items-center space-x-2 bg-amber-500 px-6 py-3 rounded-full"
activeOpacity={0.7}
>
<Download size={16} color="#000000" />
<Text className="text-black font-mono text-xs font-bold">DONE</Text>
</TouchableOpacity>
</View>
</View>
</Modal>
);
}
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import React from 'react';
import { View, Text, TouchableOpacity, ScrollView } from 'react-native';
export type TabId = 'recipes' | 'iq' | 'wb' | 'filters' | 'frame';
interface TabSelectorProps {
activeTab: TabId;
setActiveTab: (tab: TabId) => void;
}
export default function TabSelector({ activeTab, setActiveTab }: TabSelectorProps) {
const tabs: { id: TabId; label: string }[] = [
{ id: 'recipes', label: 'RECIPES' },
{ id: 'iq', label: 'EXPOSURE' },
{ id: 'wb', label: 'WB & CHROME' },
{ id: 'filters', label: 'FILTERS' },
{ id: 'frame', label: 'FRAME & GPS' },
];
return (
<View className="bg-carbon border-b border-zinc-800">
<ScrollView
horizontal
showsHorizontalScrollIndicator={false}
className="px-2 py-2"
contentContainerStyle={{ alignItems: 'center' }}
>
{tabs.map((tab) => {
const isActive = activeTab === tab.id;
return (
<TouchableOpacity
key={tab.id}
onPress={() => setActiveTab(tab.id)}
className={`px-4 py-2 mx-1.5 rounded-full border ${
isActive
? 'bg-amber-500 border-amber-500'
: 'bg-titan border-zinc-800'
}`}
activeOpacity={0.7}
>
<Text
className={`font-mono text-xs tracking-widest font-bold ${
isActive ? 'text-black' : 'text-zinc-400'
}`}
>
{tab.label}
</Text>
</TouchableOpacity>
);
})}
</ScrollView>
</View>
);
}
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import React from 'react';
import { View, Text, StyleSheet, Dimensions, ActivityIndicator, TouchableOpacity } from 'react-native';
import { CameraView } from 'expo-camera';
import {
Canvas,
Image as SkiaImage,
ColorMatrix,
useImage,
useFont,
Text as SkiaText,
rect,
Shader,
Skia,
Group,
Rect,
} from '@shopify/react-native-skia';
import { Recipe, GPSInfo, FrameId } from '../types';
import { getSkiaColorMatrix } from '../utils/colorUtils';
import { formatCoordinate } from '../utils/locationUtils';
interface ViewfinderProps {
mode: 'camera' | 'library';
recipe: Recipe;
selectedFrame: FrameId;
useGeotag: boolean;
gpsInfo: GPSInfo | null;
libraryImageUri: string | null;
cameraPermissionGranted: boolean;
onRequestCameraPermission: () => void;
}
const { width: screenWidth } = Dimensions.get('window');
const viewfinderWidth = screenWidth - 32; // padding sides
const viewfinderHeight = (viewfinderWidth * 4) / 3; // 3:4 aspect ratio
const noiseEffect = Skia.RuntimeEffect.Make(`
vec4 main(vec2 pos) {
float r = fract(sin(dot(pos.xy, vec2(12.9898, 78.233))) * 43758.5453);
return vec4(vec3(r), 1.0);
}
`);
export default function Viewfinder({
mode,
recipe,
selectedFrame,
useGeotag,
gpsInfo,
libraryImageUri,
cameraPermissionGranted,
onRequestCameraPermission,
}: ViewfinderProps) {
// Load library image if available
const skiaImage = useImage(libraryImageUri || '');
// Load Courier Prime font for the GPS watermark
const customFont = useFont(
require('../../assets/CourierPrime-Regular.ttf'),
Math.round(viewfinderWidth * 0.032) // ~12-14px scaled dynamically
);
const adjustments = recipe.adjustments;
const colorMatrix = getSkiaColorMatrix(
recipe.baseFilter,
adjustments.exposure,
adjustments.saturation,
adjustments.temperature,
adjustments.tint,
adjustments.colorChrome
);
const grainOpacity = adjustments.grain / 20;
const borderWidth = Math.min(viewfinderWidth, viewfinderHeight) * 0.05;
const sideBorder = Math.min(viewfinderWidth, viewfinderHeight) * 0.06;
const bottomBorder = viewfinderHeight * 0.18;
const barHeight = viewfinderHeight * 0.12;
const renderFrameOverlay = () => {
if (selectedFrame === 'none') return null;
if (selectedFrame === 'classic-white') {
return (
<Group color="white">
<Rect x={0} y={0} width={viewfinderWidth} height={borderWidth} />
<Rect x={0} y={viewfinderHeight - borderWidth} width={viewfinderWidth} height={borderWidth} />
<Rect x={0} y={0} width={borderWidth} height={viewfinderHeight} />
<Rect x={viewfinderWidth - borderWidth} y={0} width={borderWidth} height={viewfinderHeight} />
</Group>
);
}
if (selectedFrame === 'polaroid') {
return (
<Group>
<Rect x={0} y={0} width={viewfinderWidth} height={sideBorder} color="#faf9f6" />
<Rect x={0} y={0} width={sideBorder} height={viewfinderHeight} color="#faf9f6" />
<Rect x={viewfinderWidth - sideBorder} y={0} width={sideBorder} height={viewfinderHeight} color="#faf9f6" />
<Rect x={0} y={viewfinderHeight - bottomBorder} width={viewfinderWidth} height={bottomBorder} color="#faf9f6" />
<Rect
x={sideBorder - 1}
y={sideBorder - 1}
width={viewfinderWidth - 2 * sideBorder + 2}
height={viewfinderHeight - sideBorder - bottomBorder + 2}
color="#e5e5e5"
style="stroke"
strokeWidth={1}
/>
</Group>
);
}
if (selectedFrame === 'cinematic') {
return (
<Group color="black">
<Rect x={0} y={0} width={viewfinderWidth} height={barHeight} />
<Rect x={0} y={viewfinderHeight - barHeight} width={viewfinderWidth} height={barHeight} />
</Group>
);
}
return null;
};
const renderGPSWatermark = () => {
if (!useGeotag || !gpsInfo || !customFont) return null;
const latStr = formatCoordinate(gpsInfo.latitude, 'lat');
const lonStr = formatCoordinate(gpsInfo.longitude, 'lon');
const locationName = gpsInfo.locality || 'STREET VIEW';
const timestampStr = new Date(gpsInfo.timestamp).toLocaleDateString('vi-VN');
const yOffset = viewfinderHeight - (selectedFrame === 'polaroid' ? viewfinderHeight * 0.15 : 24);
const xOffset = selectedFrame === 'polaroid' ? viewfinderWidth * 0.08 : 16;
return (
<Group>
<SkiaText
x={xOffset}
y={yOffset - 32}
text={`📍 ${locationName}`}
font={customFont}
color="#f59e0b"
/>
<SkiaText
x={xOffset}
y={yOffset - 16}
text={`${latStr}, ${lonStr}`}
font={customFont}
color="#f59e0b"
/>
<SkiaText
x={xOffset}
y={yOffset}
text={`${timestampStr} | SS 1/125 f/2.8`}
font={customFont}
color="#f59e0b"
/>
</Group>
);
};
const renderLiveOverlay = () => {
return (
<Canvas style={StyleSheet.absoluteFill}>
{renderFrameOverlay()}
{renderGPSWatermark()}
</Canvas>
);
};
if (mode === 'camera') {
if (!cameraPermissionGranted) {
return (
<View
style={{ width: viewfinderWidth, height: viewfinderHeight }}
className="bg-zinc-950 border border-zinc-800 rounded-2xl flex items-center justify-center p-6"
>
<Text className="text-zinc-400 font-mono text-center mb-4">
Camera permission is required to use the viewfinder.
</Text>
<TouchableOpacity
onPress={onRequestCameraPermission}
className="bg-amber-500 px-6 py-3 rounded-full"
activeOpacity={0.7}
>
<Text className="text-black font-mono text-xs font-bold">GRANT PERMISSION</Text>
</TouchableOpacity>
</View>
);
}
return (
<View
style={{ width: viewfinderWidth, height: viewfinderHeight }}
className="relative overflow-hidden rounded-2xl border border-zinc-800 bg-black"
>
<CameraView style={StyleSheet.absoluteFill} facing="back" />
<View className="absolute inset-0 flex-row justify-between pointer-events-none opacity-20">
<View className="w-[1px] h-full bg-white ml-[33%]" />
<View className="w-[1px] h-full bg-white mr-[33%]" />
</View>
<View className="absolute inset-0 flex-col justify-between pointer-events-none opacity-20">
<View className="h-[1px] w-full bg-white mt-[33%]" />
<View className="h-[1px] w-full bg-white mb-[33%]" />
</View>
{renderLiveOverlay()}
</View>
);
}
return (
<View
style={{ width: viewfinderWidth, height: viewfinderHeight }}
className="relative overflow-hidden rounded-2xl border border-zinc-800 bg-zinc-950 justify-center items-center"
>
{libraryImageUri && skiaImage ? (
<Canvas style={StyleSheet.absoluteFill}>
<Group>
<ColorMatrix matrix={colorMatrix} />
<SkiaImage
image={skiaImage}
fit="cover"
rect={rect(0, 0, viewfinderWidth, viewfinderHeight)}
/>
</Group>
{grainOpacity > 0 && noiseEffect && (
<Group blendMode="overlay">
<Rect x={0} y={0} width={viewfinderWidth} height={viewfinderHeight} opacity={grainOpacity}>
<Shader source={noiseEffect} />
</Rect>
</Group>
)}
{renderFrameOverlay()}
{renderGPSWatermark()}
</Canvas>
) : (
<View className="items-center justify-center p-6">
<Text className="text-zinc-500 font-mono text-center text-xs">
{libraryImageUri ? 'LOADING IMAGE...' : 'NO IMAGE SELECTED'}
</Text>
<Text className="text-zinc-600 font-mono text-center text-[10px] mt-1">
Tap the gallery icon below to load a photo
</Text>
</View>
)}
</View>
);
}
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export type FrameId = 'none' | 'polaroid' | 'classic-white' | 'cinematic';
export interface ColorAdjustments {
exposure: number; // -10 to +10 (mapped to matrix multiplier or offset)
contrast: number; // -10 to +10
saturation: number; // -10 to +10
temperature: number; // 2500 to 10000 (Kelvin)
tint: number; // -10 to +10
highlight: number; // -10 to +10 (Highlight contrast adjustment)
shadow: number; // -10 to +10 (Shadow contrast adjustment)
denoise: number; // 0 to 10 (mapped to blur sigma)
clarity: number; // -10 to +10 (mapped to matrix convolution / bloom)
grain: number; // 0 to 10 (mapped to noise turbulence opacity/scale)
colorChrome: 'none' | 'weak' | 'strong'; // Chrome effect
}
export interface Recipe {
id: string;
name: string;
isCustom?: boolean;
baseFilter: 'classic-neg' | 'provia' | 'velvia' | 'monochrome' | 'none';
adjustments: ColorAdjustments;
frameId?: FrameId; // e.g. 'none', 'polaroid', 'classic-white', 'cinematic'
useGeotag: boolean;
}
export interface GPSInfo {
latitude: number;
longitude: number;
locality?: string;
country?: string;
timestamp: number;
}
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// Tanner Helland's Kelvin to RGB approximation
// Kelvin range: 1000K to 40000K (we use 2500K to 10000K)
export function kelvinToRGB(kelvin: number): { r: number; g: number; b: number } {
const temp = Math.max(1000, Math.min(40000, kelvin)) / 100;
let r = 0;
let g = 0;
let b = 0;
// Red
if (temp <= 66) {
r = 255;
} else {
r = temp - 60;
r = 329.698727446 * Math.pow(r, -0.1332047592);
r = Math.max(0, Math.min(255, r));
}
// Green
if (temp <= 66) {
g = temp;
g = 99.4708025861 * Math.log(g) - 161.1195681661;
g = Math.max(0, Math.min(255, g));
} else {
g = temp - 60;
g = 288.1221695283 * Math.pow(g, -0.0755148492);
g = Math.max(0, Math.min(255, g));
}
// Blue
if (temp >= 66) {
b = 255;
} else {
if (temp <= 19) {
b = 0;
} else {
b = temp - 10;
b = 138.5177312231 * Math.log(b) - 305.0447927307;
b = Math.max(0, Math.min(255, b));
}
}
return { r: r / 255, g: g / 255, b: b / 255 };
}
// Generate a 4x5 ColorMatrix (array of 20 floats) based on base style and adjustments
export function getSkiaColorMatrix(
baseFilter: 'classic-neg' | 'provia' | 'velvia' | 'monochrome' | 'none',
exposure: number, // -10 to +10
saturation: number, // -10 to +10
temperature: number, // 2500 to 10000
tint: number, // -10 to +10
colorChrome: 'none' | 'weak' | 'strong'
): number[] {
// 1. Start with Identity Matrix
let matrix = [
1, 0, 0, 0, 0,
0, 1, 0, 0, 0,
0, 0, 1, 0, 0,
0, 0, 0, 1, 0,
];
// 2. Base Filters
if (baseFilter === 'classic-neg') {
// Classic Neg: high contrast, desaturated reds/greens, warm/amber cast
matrix = [
1.15, -0.05, -0.05, 0, 0.05,
-0.05, 1.05, -0.05, 0, 0.02,
-0.08, -0.08, 0.95, 0, -0.02,
0, 0, 0, 1, 0,
];
} else if (baseFilter === 'provia') {
// Provia: standard natural colors, balanced tones
matrix = [
1.02, 0, 0, 0, 0,
0, 1.02, 0, 0, 0,
0, 0, 1.02, 0, 0,
0, 0, 0, 1, 0,
];
} else if (baseFilter === 'velvia') {
// Velvia: vivid colors, high saturation, deep blacks
matrix = [
1.25, -0.05, -0.05, 0, -0.02,
-0.05, 1.25, -0.05, 0, -0.02,
-0.05, -0.05, 1.25, 0, -0.02,
0, 0, 0, 1, 0,
];
} else if (baseFilter === 'monochrome') {
// Classic black and white filter (luminance weights)
const r = 0.2126;
const g = 0.7152;
const b = 0.0722;
matrix = [
r, g, b, 0, 0,
r, g, b, 0, 0,
r, g, b, 0, 0,
0, 0, 0, 1, 0,
];
}
// 3. Apply Saturation adjustment (standard color matrix transformation)
if (baseFilter !== 'monochrome' && saturation !== 0) {
const s = 1 + (saturation / 10) * 0.5; // -10 maps to 0.5x, +10 maps to 1.5x saturation
const invS = 1 - s;
const r = 0.213 * invS;
const g = 0.715 * invS;
const b = 0.072 * invS;
const satMat = [
r + s, g, b, 0, 0,
r, g + s, b, 0, 0,
r, g, b + s, 0, 0,
0, 0, 0, 1, 0,
];
matrix = multiplyMatrices(satMat, matrix);
}
// 4. Color Chrome effect (enhances deep colors without shifting white point)
if (baseFilter !== 'monochrome' && colorChrome !== 'none') {
const factor = colorChrome === 'strong' ? 0.25 : 0.12;
// Boost reds and blues slightly, deep shadows get more saturated
const chromeMat = [
1 + factor, -factor/2, -factor/2, 0, 0,
-factor/2, 1, -factor/2, 0, 0,
-factor/2, -factor/2, 1 + factor, 0, 0,
0, 0, 0, 1, 0,
];
matrix = multiplyMatrices(chromeMat, matrix);
}
// 5. White Balance (Kelvin Temperature and Tint)
const rgbTemp = kelvinToRGB(temperature);
// Tint adjustment: -10 is Green (+G), +10 is Magenta (+R, +B)
const tintR = tint > 0 ? (tint / 10) * 0.08 : 0;
const tintG = tint < 0 ? (-tint / 10) * 0.08 : 0;
const tintB = tint > 0 ? (tint / 10) * 0.08 : 0;
const wbMat = [
rgbTemp.r + tintR, 0, 0, 0, 0,
0, rgbTemp.g + tintG, 0, 0, 0,
0, 0, rgbTemp.b + tintB, 0, 0,
0, 0, 0, 1, 0,
];
matrix = multiplyMatrices(wbMat, matrix);
// 6. Exposure adjustment (Simple offset in fifth column and slight scaling)
if (exposure !== 0) {
const scale = 1 + (exposure / 10) * 0.2; // scaling multiplier
const offset = (exposure / 10) * 0.15; // translation offset
const expMat = [
scale, 0, 0, 0, offset,
0, scale, 0, 0, offset,
0, 0, scale, 0, offset,
0, 0, 0, 1, 0,
];
matrix = multiplyMatrices(expMat, matrix);
}
return matrix;
}
// 4x5 Matrix multiplication utility: A * B
function multiplyMatrices(a: number[], b: number[]): number[] {
const result = new Array(20).fill(0);
for (let r = 0; r < 4; r++) {
for (let c = 0; c < 4; c++) {
result[r * 5 + c] =
a[r * 5 + 0] * b[0 * 5 + c] +
a[r * 5 + 1] * b[1 * 5 + c] +
a[r * 5 + 2] * b[2 * 5 + c] +
a[r * 5 + 3] * b[3 * 5 + c];
}
// Handle the 5th column translation translation
result[r * 5 + 4] =
a[r * 5 + 0] * b[0 * 5 + 4] +
a[r * 5 + 1] * b[1 * 5 + 4] +
a[r * 5 + 2] * b[2 * 5 + 4] +
a[r * 5 + 3] * b[3 * 5 + 4] +
a[r * 5 + 4];
}
return result;
}
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import { Recipe } from '../types';
export const DEFAULT_RECIPES: Recipe[] = [
{
id: 'classic-neg-default',
name: 'CLASSIC NEG.',
baseFilter: 'classic-neg',
adjustments: {
exposure: 2,
contrast: 1,
saturation: -1,
temperature: 6300,
tint: 2,
highlight: -2,
shadow: 1,
denoise: 1,
clarity: 2,
grain: 4,
colorChrome: 'weak',
},
frameId: 'none',
useGeotag: true,
},
{
id: 'velvia-default',
name: 'VELVIA VIVID',
baseFilter: 'velvia',
adjustments: {
exposure: 0,
contrast: 2,
saturation: 3,
temperature: 5500,
tint: 0,
highlight: 1,
shadow: -1,
denoise: 2,
clarity: 4,
grain: 1,
colorChrome: 'strong',
},
frameId: 'none',
useGeotag: true,
},
{
id: 'provia-default',
name: 'PROVIA STD',
baseFilter: 'provia',
adjustments: {
exposure: 1,
contrast: 0,
saturation: 0,
temperature: 5000,
tint: 0,
highlight: 0,
shadow: 0,
denoise: 2,
clarity: 1,
grain: 2,
colorChrome: 'none',
},
frameId: 'none',
useGeotag: true,
},
{
id: 'acros-default',
name: 'ACROS MONO',
baseFilter: 'monochrome',
adjustments: {
exposure: 0,
contrast: 4,
saturation: 0,
temperature: 5000,
tint: 0,
highlight: 3,
shadow: -2,
denoise: 0,
clarity: 3,
grain: 6,
colorChrome: 'none',
},
frameId: 'none',
useGeotag: true,
},
{
id: 'retro-amber-default',
name: 'RETRO AMBER 🏮',
baseFilter: 'classic-neg',
adjustments: {
exposure: 3,
contrast: 2,
saturation: 1,
temperature: 7500,
tint: -2,
highlight: -3,
shadow: 2,
denoise: 3,
clarity: -2,
grain: 5,
colorChrome: 'strong',
},
frameId: 'classic-white',
useGeotag: true,
},
];
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import { Skia, ImageFormat, BlendMode, TileMode } from '@shopify/react-native-skia';
import * as FileSystem from 'expo-file-system/legacy';
import * as MediaLibrary from 'expo-media-library';
import { Asset } from 'expo-asset';
import { Recipe, GPSInfo, FrameId } from '../types';
import { getSkiaColorMatrix } from './colorUtils';
import { drawFrameOnCanvas } from './frameUtils';
import { formatCoordinate } from './locationUtils';
export async function processAndExportPhoto(
sourceUri: string,
recipe: Recipe,
frameId: FrameId,
useGeotag: boolean,
gpsInfo: GPSInfo | null
): Promise<string | null> {
try {
// 1. Read source image file into Skia
const skiaData = await Skia.Data.fromURI(sourceUri);
if (!skiaData) {
console.error('Failed to load image data from URI');
return null;
}
const skImage = Skia.Image.MakeImageFromEncoded(skiaData);
if (!skImage) {
console.error('Failed to parse image from URI');
return null;
}
const width = skImage.width();
const height = skImage.height();
// 2. Create offscreen canvas
const surface = Skia.Surface.Make(width, height);
if (!surface) {
console.error('Failed to create Skia surface');
return null;
}
const canvas = surface.getCanvas();
const paint = Skia.Paint();
const adjustments = recipe.adjustments;
// 3. Build Color Matrix Filter
const matrix = getSkiaColorMatrix(
recipe.baseFilter,
adjustments.exposure,
adjustments.saturation,
adjustments.temperature,
adjustments.tint,
adjustments.colorChrome
);
const colorFilter = Skia.ColorFilter.MakeMatrix(matrix);
paint.setColorFilter(colorFilter);
// 4. Highlight & Shadow / Denoise / Clarity Image Filters
let imageFilter = null;
// Denoise (Subtle blur to smooth noise)
if (adjustments.denoise > 0) {
const sigma = (adjustments.denoise / 10) * 0.6; // max 0.6px
imageFilter = Skia.ImageFilter.MakeBlur(sigma, sigma, TileMode.Clamp, null);
}
// Clarity (Convolution Sharpening if positive)
if (adjustments.clarity > 0) {
const sharpAmount = (adjustments.clarity / 10) * 0.8;
const kernel = [
0, -sharpAmount, 0,
-sharpAmount, 1 + 4 * sharpAmount, -sharpAmount,
0, -sharpAmount, 0,
];
const sharpenFilter = Skia.ImageFilter.MakeMatrixConvolution(
3,
3,
kernel,
1,
0,
0,
0,
TileMode.Clamp,
true,
imageFilter
);
if (sharpenFilter) {
imageFilter = sharpenFilter;
}
} else if (adjustments.clarity < 0) {
// Bloom/mist effect if negative
const mistSigma = Math.abs(adjustments.clarity / 10) * 4;
const mistFilter = Skia.ImageFilter.MakeBlur(mistSigma, mistSigma, TileMode.Clamp, imageFilter);
if (mistFilter) {
imageFilter = mistFilter;
}
}
if (imageFilter) {
paint.setImageFilter(imageFilter);
}
// 5. Draw primary image with color filters & enhancements
canvas.drawImage(skImage, 0, 0, paint);
// 6. Add Monochrome Grain Overlay
if (adjustments.grain > 0) {
const grainOpacity = adjustments.grain / 20; // up to 0.5 opacity
const grainPaint = Skia.Paint();
grainPaint.setBlendMode(BlendMode.Overlay);
grainPaint.setAlphaf(grainOpacity);
// Procedural noise shader
const noiseEffect = Skia.RuntimeEffect.Make(`
vec4 main(vec2 pos) {
float r = fract(sin(dot(pos.xy, vec2(12.9898, 78.233))) * 43758.5453);
return vec4(vec3(r), 1.0);
}
`);
const noiseShader = noiseEffect ? noiseEffect.makeShader([]) : null;
if (noiseShader) {
grainPaint.setShader(noiseShader);
canvas.drawRect(Skia.XYWHRect(0, 0, width, height), grainPaint);
}
}
// 7. Render Frame Border (Polaroid / Classic White / Cinematic)
drawFrameOnCanvas(canvas, width, height, frameId);
// 8. Render GPS Geotag Watermark
if (useGeotag && gpsInfo) {
const fontAsset = Asset.fromModule(require('../../assets/CourierPrime-Regular.ttf'));
if (!fontAsset.localUri) {
await fontAsset.downloadAsync();
}
const fontData = await FileSystem.readAsStringAsync(fontAsset.localUri!, {
encoding: FileSystem.EncodingType.Base64,
});
const typeface = Skia.Typeface.MakeFreeTypeFaceFromData(Skia.Data.fromBase64(fontData));
if (typeface) {
const fontSize = Math.round(width * 0.032); // 3.2% of image width
const font = Skia.Font(typeface, fontSize);
const textPaint = Skia.Paint();
textPaint.setColor(Skia.Color('#f59e0b')); // Amber 500
const latStr = formatCoordinate(gpsInfo.latitude, 'lat');
const lonStr = formatCoordinate(gpsInfo.longitude, 'lon');
const locationName = gpsInfo.locality || 'STREET VIEW';
const timestampStr = new Date(gpsInfo.timestamp).toLocaleDateString('vi-VN');
const yOffset = height - (frameId === 'polaroid' ? height * 0.15 : fontSize * 1.5);
const xOffset = frameId === 'polaroid' ? width * 0.08 : fontSize * 1.2;
canvas.drawText(`📍 ${locationName}`, xOffset, yOffset - fontSize * 2.2, textPaint, font);
canvas.drawText(`${latStr}, ${lonStr}`, xOffset, yOffset - fontSize * 1.1, textPaint, font);
canvas.drawText(`${timestampStr} | SS 1/125 f/2.8`, xOffset, yOffset, textPaint, font);
}
}
// 9. Snapshot & Encode to JPEG
const resultImage = surface.makeImageSnapshot();
const jpegBytes = resultImage.encodeToBytes(ImageFormat.JPEG, 95);
if (!jpegBytes) {
console.error('Failed to encode image to JPEG bytes');
return null;
}
// 10. Write binary bytes to temporary local file
const tempFileUri = `${FileSystem.cacheDirectory}camrecipe_pro_export_${Date.now()}.jpg`;
const base64Bytes = Skia.Data.fromBytes(jpegBytes).toString(); // Convert to base64
await FileSystem.writeAsStringAsync(tempFileUri, base64Bytes, {
encoding: FileSystem.EncodingType.Base64,
});
// 11. Request Media Library permission & Save to device gallery
const mediaPermission = await MediaLibrary.requestPermissionsAsync();
if (mediaPermission.granted) {
await MediaLibrary.saveToLibraryAsync(tempFileUri);
} else {
console.warn('Media Library permission denied. Image saved to temporary cache only.');
}
return tempFileUri;
} catch (error) {
console.error('Error during photo processing and export:', error);
return null;
}
}
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import { SkCanvas, SkPaint, Skia, BlendMode } from '@shopify/react-native-skia';
import { FrameId } from '../types';
export interface FrameDefinition {
id: FrameId;
name: string;
}
export const FRAMES: FrameDefinition[] = [
{ id: 'none', name: 'NO FRAME' },
{ id: 'classic-white', name: 'CLASSIC BORDER' },
{ id: 'polaroid', name: 'RETRO POLAROID' },
{ id: 'cinematic', name: 'CINEMATIC BARS' },
];
export function drawFrameOnCanvas(
canvas: SkCanvas,
width: number,
height: number,
frameId: FrameId
) {
if (frameId === 'none') return;
const paint = Skia.Paint();
if (frameId === 'classic-white') {
// A clean white border around the picture
paint.setColor(Skia.Color('#ffffff'));
paint.setStyle(0); // Fill
const borderWidth = Math.min(width, height) * 0.05; // 5% border
// Top border
canvas.drawRect(Skia.XYWHRect(0, 0, width, borderWidth), paint);
// Bottom border
canvas.drawRect(Skia.XYWHRect(0, height - borderWidth, width, borderWidth), paint);
// Left border
canvas.drawRect(Skia.XYWHRect(0, 0, borderWidth, height), paint);
// Right border
canvas.drawRect(Skia.XYWHRect(width - borderWidth, 0, borderWidth, height), paint);
} else if (frameId === 'polaroid') {
// Polaroid style: thick white borders, thicker at the bottom
paint.setColor(Skia.Color('#faf9f6')); // Off-white
paint.setStyle(0); // Fill
const sideBorder = Math.min(width, height) * 0.06; // 6% borders on sides/top
const bottomBorder = height * 0.18; // 18% border at bottom
// Top border
canvas.drawRect(Skia.XYWHRect(0, 0, width, sideBorder), paint);
// Left border
canvas.drawRect(Skia.XYWHRect(0, 0, sideBorder, height), paint);
// Right border
canvas.drawRect(Skia.XYWHRect(width - sideBorder, 0, sideBorder, height), paint);
// Bottom border
canvas.drawRect(Skia.XYWHRect(0, height - bottomBorder, width, bottomBorder), paint);
// Inner thin border (grey line separating image and card)
const innerPaint = Skia.Paint();
innerPaint.setColor(Skia.Color('#e5e5e5'));
innerPaint.setStrokeWidth(1);
innerPaint.setStyle(1); // Stroke
canvas.drawRect(
Skia.XYWHRect(
sideBorder - 1,
sideBorder - 1,
width - 2 * sideBorder + 2,
height - sideBorder - bottomBorder + 2
),
innerPaint
);
} else if (frameId === 'cinematic') {
// Cinematic black bars on top and bottom
paint.setColor(Skia.Color('#000000'));
paint.setStyle(0); // Fill
const barHeight = height * 0.12; // 12% cinematic letterbox height
// Top letterbox
canvas.drawRect(Skia.XYWHRect(0, 0, width, barHeight), paint);
// Bottom letterbox
canvas.drawRect(Skia.XYWHRect(0, height - barHeight, width, barHeight), paint);
}
}
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import * as Location from 'expo-location';
import { GPSInfo } from '../types';
export async function requestLocationPermissions(): Promise<boolean> {
try {
const { status } = await Location.requestForegroundPermissionsAsync();
return status === 'granted';
} catch (error) {
console.error('Error requesting location permissions:', error);
return false;
}
}
export async function getCurrentGPS(): Promise<GPSInfo | null> {
try {
const hasPermission = await requestLocationPermissions();
if (!hasPermission) return null;
const location = await Location.getCurrentPositionAsync({
accuracy: Location.Accuracy.Balanced,
});
const { latitude, longitude } = location.coords;
let locality = 'UNKNOWN LOCATION';
let country = '';
try {
const geocode = await Location.reverseGeocodeAsync({ latitude, longitude });
if (geocode && geocode.length > 0) {
const address = geocode[0];
// Combine city, region, street or subregion to form a retro looking place string
locality = address.subregion || address.city || address.district || address.region || 'LOCAL REGION';
locality = locality.toUpperCase();
country = (address.country || '').toUpperCase();
}
} catch (e) {
console.warn('Reverse geocoding failed, using coordinates only:', e);
}
return {
latitude,
longitude,
locality,
country,
timestamp: location.timestamp,
};
} catch (error) {
console.error('Error fetching GPS info:', error);
return null;
}
}
export function formatCoordinate(val: number, type: 'lat' | 'lon'): string {
const absolute = Math.abs(val);
const degrees = Math.floor(absolute);
const minutes = Math.floor((absolute - degrees) * 60);
const seconds = ((absolute - degrees - minutes / 60) * 3600).toFixed(2);
const direction = type === 'lat' ? (val >= 0 ? 'N' : 'S') : (val >= 0 ? 'E' : 'W');
return `${degrees}° ${minutes}' ${seconds}" ${direction}`;
}
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import AsyncStorage from '@react-native-async-storage/async-storage';
import { Recipe } from '../types';
import { DEFAULT_RECIPES } from './defaultRecipes';
const CUSTOM_RECIPES_KEY = '@camrecipe_pro:custom_recipes';
export async function getCustomRecipes(): Promise<Recipe[]> {
try {
const data = await AsyncStorage.getItem(CUSTOM_RECIPES_KEY);
if (!data) return [];
return JSON.parse(data);
} catch (error) {
console.error('Failed to load custom recipes:', error);
return [];
}
}
export async function getAllRecipes(): Promise<Recipe[]> {
const custom = await getCustomRecipes();
return [...DEFAULT_RECIPES, ...custom];
}
export async function saveCustomRecipe(recipe: Omit<Recipe, 'id' | 'isCustom'>): Promise<Recipe> {
const custom = await getCustomRecipes();
const newRecipe: Recipe = {
...recipe,
id: `custom_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
isCustom: true,
};
const updated = [...custom, newRecipe];
await AsyncStorage.setItem(CUSTOM_RECIPES_KEY, JSON.stringify(updated));
return newRecipe;
}
export async function deleteCustomRecipe(id: string): Promise<void> {
const custom = await getCustomRecipes();
const updated = custom.filter(r => r.id !== id);
await AsyncStorage.setItem(CUSTOM_RECIPES_KEY, JSON.stringify(updated));
}