chefhai/app/(tabs)/forum.tsx
Tantikon Phasanphaengsi d35ae859e4 create forum id
2025-05-10 15:28:20 +07:00

555 lines
18 KiB
TypeScript

import React, { useState, useEffect } from 'react';
import { View, Text, Image, TextInput, TouchableOpacity, FlatList, SafeAreaView, ActivityIndicator, Alert } from 'react-native';
import { Feather, FontAwesome, Ionicons } from '@expo/vector-icons';
import { router } from 'expo-router';
import { useAuth } from '../../context/auth-context';
import { getFoods } from '../../services/data/foods';
import {
getLikesCount,
getSavesCount,
getCommentsCount,
createLike,
deleteLike,
createSave,
deleteSave,
checkUserLiked,
checkUserSaved
} from '../../services/data/forum';
import { getProfile } from '../../services/data/profile';
import { Food, Profile } from '../../types/index';
import { supabase } from '../../services/supabase';
// Categories for filtering
const categories = [
{ id: 'main', name: 'Main dish' },
{ id: 'dessert', name: 'Dessert' },
{ id: 'appetizer', name: 'Appetite' },
];
// Sort options
const sortOptions = [
{ id: 'rating', name: 'Rating', icon: 'star' },
{ id: 'newest', name: 'Newest', icon: 'calendar' },
{ id: 'best', name: 'Best', icon: 'fire' },
];
export default function ForumScreen() {
const { isAuthenticated } = useAuth();
const [currentUserId, setCurrentUserId] = useState<string | null>(null);
const [searchQuery, setSearchQuery] = useState('');
const [foods, setFoods] = useState<Food[]>([]);
const [loading, setLoading] = useState(true);
const [selectedCategory, setSelectedCategory] = useState('');
const [selectedSort, setSelectedSort] = useState('rating');
const [foodStats, setFoodStats] = useState<{[key: string]: {likes: number, saves: number, comments: number}}>({});
const [foodCreators, setFoodCreators] = useState<{[key: string]: Profile}>({});
const [userInteractions, setUserInteractions] = useState<{[key: string]: {liked: boolean, saved: boolean}}>({});
// Get current user ID from Supabase session
useEffect(() => {
async function getCurrentUser() {
if (isAuthenticated) {
const { data } = await supabase.auth.getSession();
const userId = data.session?.user?.id;
console.log('Current user ID:', userId);
setCurrentUserId(userId || null);
} else {
setCurrentUserId(null);
}
}
getCurrentUser();
}, [isAuthenticated]);
// Set up real-time subscription for likes and saves
useEffect(() => {
if (!isAuthenticated) return;
const likesSubscription = supabase
.channel('food_likes_changes')
.on('postgres_changes', {
event: '*',
schema: 'public',
table: 'food_likes'
}, () => {
// Refresh stats when changes occur
loadFoods();
})
.subscribe();
const savesSubscription = supabase
.channel('food_saves_changes')
.on('postgres_changes', {
event: '*',
schema: 'public',
table: 'food_saves'
}, () => {
// Refresh stats when changes occur
loadFoods();
})
.subscribe();
return () => {
supabase.removeChannel(likesSubscription);
supabase.removeChannel(savesSubscription);
};
}, [isAuthenticated]);
useEffect(() => {
loadFoods();
}, [selectedCategory, selectedSort, currentUserId]);
const loadFoods = async () => {
setLoading(true);
try {
// In a real app, you would filter by category and sort accordingly
const { data, error } = await getFoods(undefined, true, searchQuery);
if (error) {
console.error('Error loading foods:', error);
return;
}
if (data) {
// Sort data based on selectedSort
let sortedData = [...data];
if (selectedSort === 'rating') {
// Assuming higher calories means higher rating for demo purposes
sortedData.sort((a, b) => (b.calories ?? 0) - (a.calories ?? 0));
} else if (selectedSort === 'newest') {
sortedData.sort((a, b) => new Date(b.created_at).getTime() - new Date(a.created_at).getTime());
} else if (selectedSort === 'best') {
// Assuming higher ingredient_count means better for demo purposes
sortedData.sort((a, b) => (b.ingredient_count ?? 0) - (a.ingredient_count ?? 0));
}
setFoods(sortedData.map(food => ({
...food,
description: food.description || '', // Ensure description is always a string
ingredient_count: food.ingredient_count ?? 0, // Ensure ingredient_count is always a number
calories: food.calories ?? 0, // Ensure calories is always a number
image_url: food.image_url || '', // Ensure image_url is always a string
})));
// Load stats for each food
const statsPromises = sortedData.map(async (food) => {
const [likesRes, savesRes, commentsRes] = await Promise.all([
getLikesCount(food.id),
getSavesCount(food.id),
getCommentsCount(food.id)
]);
return {
foodId: food.id,
likes: likesRes.count || 0,
saves: savesRes.count || 0,
comments: commentsRes.count || 0
};
});
const stats = await Promise.all(statsPromises);
const statsMap = stats.reduce((acc, stat) => {
acc[stat.foodId] = {
likes: stat.likes,
saves: stat.saves,
comments: stat.comments
};
return acc;
}, {} as {[key: string]: {likes: number, saves: number, comments: number}});
setFoodStats(statsMap);
// Load creator profiles
const creatorIds = sortedData
.filter(food => food.created_by)
.map(food => food.created_by as string);
const uniqueCreatorIds = [...new Set(creatorIds)];
const creatorProfiles: {[key: string]: Profile} = {};
for (const creatorId of uniqueCreatorIds) {
const { data: profile } = await getProfile(creatorId);
if (profile) {
creatorProfiles[creatorId] = profile;
}
}
setFoodCreators(creatorProfiles);
// Check user interactions if authenticated
if (isAuthenticated && currentUserId) {
const interactionsPromises = sortedData.map(async (food) => {
const [likedRes, savedRes] = await Promise.all([
checkUserLiked(food.id, currentUserId),
checkUserSaved(food.id, currentUserId)
]);
return {
foodId: food.id,
liked: !!likedRes.data,
saved: !!savedRes.data
};
});
const interactions = await Promise.all(interactionsPromises);
const interactionsMap = interactions.reduce((acc, interaction) => {
acc[interaction.foodId] = {
liked: interaction.liked,
saved: interaction.saved
};
return acc;
}, {} as {[key: string]: {liked: boolean, saved: boolean}});
setUserInteractions(interactionsMap);
}
}
} catch (error) {
console.error('Error:', error);
} finally {
setLoading(false);
}
};
const handleSearch = (text: string) => {
setSearchQuery(text);
// Debounce search for better performance
setTimeout(() => {
loadFoods();
}, 500);
};
const navigateToPostDetail = (food: Food) => {
router.push(`/post-detail/${food.id}`);
};
const handleLike = async (food: Food) => {
if (!isAuthenticated || !currentUserId) {
Alert.alert('Authentication Required', 'Please log in to like posts.');
return;
}
try {
const isLiked = userInteractions[food.id]?.liked || false;
// Optimistically update UI
setUserInteractions(prev => ({
...prev,
[food.id]: {
...prev[food.id],
liked: !isLiked
}
}));
setFoodStats(prev => ({
...prev,
[food.id]: {
...prev[food.id],
likes: isLiked ? Math.max(0, prev[food.id].likes - 1) : prev[food.id].likes + 1
}
}));
if (isLiked) {
const { error } = await deleteLike(food.id, currentUserId);
if (error) {
console.error('Error deleting like:', error);
// Revert optimistic update if there's an error
setUserInteractions(prev => ({
...prev,
[food.id]: {
...prev[food.id],
liked: true
}
}));
setFoodStats(prev => ({
...prev,
[food.id]: {
...prev[food.id],
likes: prev[food.id].likes + 1
}
}));
Alert.alert('Error', 'Failed to unlike. Please try again.');
}
} else {
const { error } = await createLike(food.id, currentUserId);
if (error) {
console.error('Error creating like:', error);
// Revert optimistic update if there's an error
setUserInteractions(prev => ({
...prev,
[food.id]: {
...prev[food.id],
liked: false
}
}));
setFoodStats(prev => ({
...prev,
[food.id]: {
...prev[food.id],
likes: Math.max(0, prev[food.id].likes - 1)
}
}));
Alert.alert('Error', 'Failed to like. Please try again.');
}
}
} catch (error) {
console.error('Error toggling like:', error);
Alert.alert('Error', 'Failed to update like. Please try again.');
}
};
const handleSave = async (food: Food) => {
if (!isAuthenticated || !currentUserId) {
Alert.alert('Authentication Required', 'Please log in to save posts.');
return;
}
try {
const isSaved = userInteractions[food.id]?.saved || false;
// Optimistically update UI
setUserInteractions(prev => ({
...prev,
[food.id]: {
...prev[food.id],
saved: !isSaved
}
}));
setFoodStats(prev => ({
...prev,
[food.id]: {
...prev[food.id],
saves: isSaved ? Math.max(0, prev[food.id].saves - 1) : prev[food.id].saves + 1
}
}));
if (isSaved) {
const { error } = await deleteSave(food.id, currentUserId);
if (error) {
console.error('Error deleting save:', error);
// Revert optimistic update if there's an error
setUserInteractions(prev => ({
...prev,
[food.id]: {
...prev[food.id],
saved: true
}
}));
setFoodStats(prev => ({
...prev,
[food.id]: {
...prev[food.id],
saves: prev[food.id].saves + 1
}
}));
Alert.alert('Error', 'Failed to unsave. Please try again.');
}
} else {
const { error } = await createSave(food.id, currentUserId);
if (error) {
console.error('Error creating save:', error);
// Revert optimistic update if there's an error
setUserInteractions(prev => ({
...prev,
[food.id]: {
...prev[food.id],
saved: false
}
}));
setFoodStats(prev => ({
...prev,
[food.id]: {
...prev[food.id],
saves: Math.max(0, prev[food.id].saves - 1)
}
}));
Alert.alert('Error', 'Failed to save. Please try again.');
}
}
} catch (error) {
console.error('Error toggling save:', error);
Alert.alert('Error', 'Failed to update save. Please try again.');
}
};
const renderFoodItem = ({ item }: { item: Food }) => {
// Get stats for this food
const stats = foodStats[item.id] || { likes: 0, saves: 0, comments: 0 };
// Get creator profile
const creator = item.created_by ? foodCreators[item.created_by] : null;
// Get user interactions
const interactions = userInteractions[item.id] || { liked: false, saved: false };
return (
<TouchableOpacity
className="mb-6 bg-white rounded-lg overflow-hidden shadow-sm"
onPress={() => navigateToPostDetail(item)}
>
<View className="p-4">
{/* User info and rating */}
<View className="flex-row justify-between items-center mb-4">
<View className="flex-row items-center">
<View className="w-12 h-12 bg-gray-200 rounded-full overflow-hidden">
{creator?.avatar_url ? (
<Image
source={{ uri: creator.avatar_url }}
className="w-full h-full"
/>
) : (
<View className="w-full h-full bg-gray-300 items-center justify-center">
<Text className="text-base font-bold text-gray-600">
{creator?.username?.charAt(0).toUpperCase() || '?'}
</Text>
</View>
)}
</View>
<Text className="ml-3 text-lg font-bold">
{creator?.username || creator?.full_name || 'Unknown Chef'}
</Text>
</View>
<View className="flex-row items-center">
<Text className="text-lg font-bold mr-1">4.2</Text>
<FontAwesome name="star" size={20} color="#ffd60a" />
</View>
</View>
{/* Food image */}
<View className="rounded-lg overflow-hidden mb-4">
<Image
source={{ uri: item.image_url || "/placeholder.svg?height=300&width=500&query=food dish" }}
className="w-full h-48"
resizeMode="cover"
/>
</View>
{/* Food title and description */}
<View>
<Text className="text-2xl font-bold mb-2">{item.name}</Text>
<Text className="text-gray-700 mb-4">{item.description}</Text>
</View>
{/* Interaction buttons */}
<View className="flex-row justify-between">
<View className="flex-row items-center">
<TouchableOpacity
className="flex-row items-center mr-6"
onPress={(e) => {
e.stopPropagation();
handleLike(item);
}}
>
<Feather
name="heart"
size={22}
color={interactions.liked ? "#E91E63" : "#333"}
/>
<Text className="ml-2 text-lg">{stats.likes}</Text>
</TouchableOpacity>
<TouchableOpacity
className="flex-row items-center mr-6"
onPress={() => navigateToPostDetail(item)}
>
<Feather name="message-circle" size={22} color="#333" />
<Text className="ml-2 text-lg">{stats.comments}</Text>
</TouchableOpacity>
</View>
<TouchableOpacity
onPress={(e) => {
e.stopPropagation();
handleSave(item);
}}
>
<Feather
name="bookmark"
size={22}
color={interactions.saved ? "#ffd60a" : "#333"}
/>
</TouchableOpacity>
</View>
</View>
</TouchableOpacity>
);
};
return (
<SafeAreaView className="flex-1 bg-white">
{/* Search Bar */}
<View className="px-4 pt-4 pb-2">
<View className="flex-row items-center bg-gray-100 rounded-full px-4 py-2">
<Feather name="search" size={20} color="#E91E63" />
<TextInput
className="flex-1 ml-2 text-base"
placeholder="Search"
value={searchQuery}
onChangeText={handleSearch}
/>
</View>
</View>
{/* Categories */}
<View className="px-4 py-4">
<FlatList
horizontal
showsHorizontalScrollIndicator={false}
data={categories}
keyExtractor={(item) => item.id}
renderItem={({ item }) => (
<TouchableOpacity
className={`mr-3 px-6 py-4 rounded-lg ${selectedCategory === item.id ? 'bg-[#ffd60a]' : 'bg-[#ffd60a]'}`}
onPress={() => setSelectedCategory(item.id === selectedCategory ? '' : item.id)}
>
<Text className="text-lg font-medium">{item.name}</Text>
</TouchableOpacity>
)}
/>
</View>
{/* Sort Options */}
<View className="px-4 pb-4">
<FlatList
horizontal
showsHorizontalScrollIndicator={false}
data={sortOptions}
keyExtractor={(item) => item.id}
renderItem={({ item }) => (
<TouchableOpacity
className={`mr-3 px-6 py-3 rounded-lg flex-row items-center ${selectedSort === item.id ? 'bg-[#bb0718]' : 'bg-[#bb0718]'}`}
onPress={() => setSelectedSort(item.id)}
>
<Text className="text-lg font-medium text-[#ffd60a] mr-2">{item.name}</Text>
<Feather name={item.icon as any} size={18} color="#ffd60a" />
</TouchableOpacity>
)}
/>
</View>
{/* Food Posts */}
{loading ? (
<View className="flex-1 items-center justify-center">
<ActivityIndicator size="large" color="#ffd60a" />
</View>
) : (
<FlatList
data={foods}
keyExtractor={(item) => item.id}
renderItem={renderFoodItem}
contentContainerStyle={{ padding: 16 }}
showsVerticalScrollIndicator={false}
/>
)}
</SafeAreaView>
);
}