Files
whats-the-point/frontend/src/pages/ChallengeDetail.jsx

543 lines
20 KiB
JavaScript

import React, { useState, useEffect, useRef, useCallback } from 'react';
import { useParams, Link, useNavigate } from 'react-router-dom';
import toast from 'react-hot-toast';
import { useAuth } from '../AuthContext';
import { useSocket } from '../SocketContext';
import api from '../api';
import { useClickOutside } from '../hooks/useClickOutside';
export default function ChallengeDetail() {
const { id } = useParams();
const navigate = useNavigate();
const { user } = useAuth();
const { socket, joinChallenge, leaveChallenge } = useSocket();
const [challenge, setChallenge] = useState(null);
const [predictions, setPredictions] = useState([]);
const [leaderboard, setLeaderboard] = useState([]);
const [newPrediction, setNewPrediction] = useState('');
const [inviteQuery, setInviteQuery] = useState('');
const [searchResults, setSearchResults] = useState([]);
const [showInvite, setShowInvite] = useState(false);
const [loading, setLoading] = useState(true);
const [searchTimeout, setSearchTimeout] = useState(null);
const [submitting, setSubmitting] = useState(false);
const [validating, setValidating] = useState(null);
const [deleting, setDeleting] = useState(false);
const [friends, setFriends] = useState([]);
const [inviting, setInviting] = useState(null);
const [leaving, setLeaving] = useState(false);
const searchRef = useRef(null);
useClickOutside(searchRef, () => setSearchResults([]));
const loadChallenge = useCallback(async () => {
try {
const data = await api.getChallenge(id);
setChallenge(data);
} catch (err) {
console.error('Failed to load challenge:', err);
} finally {
setLoading(false);
}
}, [id]);
const loadPredictions = useCallback(async () => {
try {
const data = await api.getPredictions(id);
setPredictions(data.predictions);
} catch (err) {
console.error('Failed to load predictions:', err);
}
}, [id]);
const loadLeaderboard = useCallback(async () => {
try {
const data = await api.getChallengeLeaderboard(id);
setLeaderboard(data.leaderboard);
} catch (err) {
console.error('Failed to load leaderboard:', err);
}
}, [id]);
const loadFriends = useCallback(async () => {
try {
const data = await api.getFriends();
// Combine regular friends and challenge friends
const allFriends = [...(data.friends || []), ...(data.challenge_friends || [])];
setFriends(allFriends);
} catch (err) {
console.error('Failed to load friends:', err);
}
}, []);
useEffect(() => {
loadChallenge();
loadPredictions();
loadLeaderboard();
loadFriends();
}, [loadChallenge, loadPredictions, loadLeaderboard, loadFriends]);
// Join challenge room for real-time updates
useEffect(() => {
if (socket && id) {
joinChallenge(id);
return () => {
leaveChallenge(id);
};
}
}, [socket, id]);
// Listen for real-time prediction events
useEffect(() => {
if (!socket) return;
const handlePredictionCreated = (prediction) => {
console.log('📥 Received prediction:created event', prediction);
setPredictions(prev => {
// Avoid duplicates
if (prev.some(p => p.id === prediction.id)) {
return prev;
}
return [prediction, ...prev];
});
// Don't show toast for your own predictions
if (prediction.user_id !== user.id) {
toast.success(`New prediction from ${prediction.username}`);
}
};
const handlePredictionValidated = (prediction) => {
console.log('📥 Received prediction:validated event', prediction);
setPredictions(prev =>
prev.map(p => p.id === prediction.id ? prediction : p)
);
loadLeaderboard(); // Refresh leaderboard when points change
if (prediction.user_id === user.id) {
toast.success(
prediction.status === 'validated'
? '🎉 Your prediction was validated!'
: '❌ Your prediction was invalidated'
);
} else {
toast(`${prediction.username}'s prediction ${prediction.status}`);
}
};
const handleInvitationResponse = (response) => {
console.log('📥 Received invitation response', response);
if (response.status === 'accepted') {
toast.success(`${response.username} joined the challenge!`);
loadChallenge(); // Refresh participant list
}
};
socket.on('prediction:created', handlePredictionCreated);
socket.on('prediction:validated', handlePredictionValidated);
socket.on('challenge:invitation_response', handleInvitationResponse);
return () => {
socket.off('prediction:created', handlePredictionCreated);
socket.off('prediction:validated', handlePredictionValidated);
socket.off('challenge:invitation_response', handleInvitationResponse);
};
}, [socket, user.id, loadLeaderboard, loadChallenge]);
const handleCreatePrediction = async (e) => {
e.preventDefault();
if (!newPrediction.trim()) return;
setSubmitting(true);
try {
await api.createPrediction({
challenge_id: id,
content: newPrediction
});
toast.success('Prediction submitted!');
setNewPrediction('');
await loadPredictions();
} catch (err) {
toast.error('Failed to create prediction: ' + err.message);
} finally {
setSubmitting(false);
}
};
const handleValidate = async (predictionId, status) => {
setValidating(predictionId);
try {
await api.validatePrediction(predictionId, status);
toast.success(status === 'validated' ? 'Prediction validated!' : 'Prediction invalidated');
await loadPredictions();
await loadLeaderboard();
} catch (err) {
toast.error('Failed to validate: ' + err.message);
} finally {
setValidating(null);
}
};
const handleSearchUsers = (query) => {
setInviteQuery(query);
// Clear previous timeout
if (searchTimeout) {
clearTimeout(searchTimeout);
}
if (query.trim().length < 2) {
setSearchResults([]);
return;
}
// Debounce search by 0.5 second
const timeout = setTimeout(async () => {
try {
const data = await api.searchUsers(query);
setSearchResults(data.users);
} catch (err) {
console.error('Search failed:', err);
}
}, 500);
setSearchTimeout(timeout);
};
const handleInvite = async (userId, userName) => {
setInviting(userId);
try {
await api.inviteToChallenge(id, { user_ids: [userId] });
toast.success(`Invitation sent to ${userName || 'user'}!`);
setInviteQuery('');
setSearchResults([]);
await loadChallenge(); // Refresh to update participant list
} catch (err) {
toast.error('Failed to send invite: ' + err.message);
} finally {
setInviting(null);
}
};
const handleDelete = async () => {
if (!confirm('Are you sure you want to delete this challenge? This action cannot be undone.')) {
return;
}
setDeleting(true);
try {
await api.deleteChallenge(id);
toast.success('Challenge deleted successfully');
navigate('/challenges');
} catch (err) {
toast.error('Failed to delete challenge: ' + err.message);
setDeleting(false);
}
};
const handleLeave = async () => {
if (!confirm('Are you sure you want to leave this challenge? Your predictions will be removed.')) {
return;
}
setLeaving(true);
try {
await api.leaveChallenge(id);
toast.success('Left challenge successfully');
navigate('/challenges');
} catch (err) {
toast.error('Failed to leave challenge: ' + err.message);
setLeaving(false);
}
};
if (loading) {
return <div className="loading">Loading challenge...</div>;
}
if (!challenge) {
return <div className="loading">Challenge not found</div>;
}
return (
<div style={{ padding: '2rem 0' }}>
<div className="container">
{/* Header */}
<div style={{ marginBottom: '2rem' }}>
<Link to="/challenges" style={{ color: 'var(--primary)', textDecoration: 'none' }}> Back to Challenges</Link>
</div>
<div style={{ display: 'flex', gap: '2rem', marginBottom: '2rem', flexWrap: 'wrap' }}>
{challenge.challenge.cover_image_url && (
<img
src={challenge.challenge.cover_image_url}
alt={challenge.challenge.title}
style={{ width: '150px', height: '225px', objectFit: 'cover', borderRadius: '0.5rem' }}
/>
)}
<div style={{ flex: 1 }}>
<h1 style={{ marginBottom: '0.5rem' }}>{challenge.challenge.title}</h1>
<p style={{ color: 'var(--text-muted)', marginBottom: '1rem' }}>
Created by {challenge.challenge.creator_username}
</p>
<div style={{ display: 'flex', gap: '0.5rem', flexWrap: 'wrap' }}>
<button
className="btn btn-secondary btn-sm"
onClick={() => setShowInvite(!showInvite)}
>
{showInvite ? 'Cancel' : 'Invite Friends'}
</button>
{challenge.challenge.created_by === user.id ? (
<button
className="btn btn-danger btn-sm"
onClick={handleDelete}
disabled={deleting}
>
{deleting ? 'Deleting...' : 'Delete Challenge'}
</button>
) : (
<button
className="btn btn-danger btn-sm"
onClick={handleLeave}
disabled={leaving}
>
{leaving ? 'Leaving...' : 'Leave Challenge'}
</button>
)}
</div>
</div>
</div>
{/* Invite Section */}
{showInvite && (
<div className="card" style={{ marginBottom: '2rem', position: 'relative' }} ref={searchRef}>
<h3 style={{ marginBottom: '1rem' }}>Invite Someone</h3>
{/* Friends List */}
{friends.length > 0 && (
<div style={{ marginBottom: '1.5rem' }}>
<h4 style={{ fontSize: '0.875rem', color: 'var(--text-muted)', marginBottom: '0.75rem' }}>Your Friends</h4>
<div style={{ display: 'flex', flexDirection: 'column', gap: '0.5rem' }}>
{friends.filter(friend => {
// Filter out friends who are already participants
const isParticipant = challenge.participants?.some(p => p.id === friend.id);
const isCreator = challenge.challenge.created_by === friend.id;
return !isParticipant && !isCreator;
}).map(friend => (
<div
key={friend.id}
style={{
display: 'flex',
justifyContent: 'space-between',
alignItems: 'center',
gap: '1rem',
padding: '0.75rem',
border: '1px solid var(--border)',
borderRadius: '0.5rem'
}}
>
<div style={{ flex: 1, minWidth: 0 }}>
<div style={{ fontWeight: 500 }}>{friend.username}</div>
<div style={{ fontSize: '0.875rem', color: 'var(--text-muted)' }}>{friend.email}</div>
</div>
<button
className="btn btn-primary btn-sm"
onClick={() => handleInvite(friend.id, friend.username)}
disabled={inviting === friend.id}
style={{ flexShrink: 0, width: 'auto' }}
>
{inviting === friend.id ? 'Inviting...' : 'Invite'}
</button>
</div>
))}
</div>
</div>
)}
{/* Search for others */}
<div>
<h4 style={{ fontSize: '0.875rem', color: 'var(--text-muted)', marginBottom: '0.75rem' }}>Search for Others</h4>
<input
type="text"
className="input"
placeholder="Search by username or email..."
value={inviteQuery}
onChange={(e) => handleSearchUsers(e.target.value)}
/>
</div>
{searchResults.length > 0 && (
<div style={{
position: 'absolute',
bottom: 0,
left: 0,
right: 0,
transform: 'translateY(100%)',
background: 'var(--bg)',
border: '1px solid var(--border)',
borderRadius: '0.5rem',
marginTop: '0.5rem',
maxHeight: '300px',
overflowY: 'auto',
zIndex: 10
}}>
{searchResults.map(user => (
<div
key={user.id}
style={{
padding: '1rem',
borderBottom: '1px solid var(--border)',
display: 'flex',
justifyContent: 'space-between',
alignItems: 'center',
gap: '1rem'
}}
>
<div style={{ flex: 1, minWidth: 0 }}>
<div style={{ fontWeight: 500 }}>{user.username}</div>
<div style={{ fontSize: '0.875rem', color: 'var(--text-muted)' }}>{user.email}</div>
</div>
<button
className="btn btn-primary btn-sm"
onClick={() => handleInvite(user.id, user.username)}
disabled={inviting === user.id}
style={{ flexShrink: 0, width: 'auto' }}
>
{inviting === user.id ? 'Inviting...' : 'Invite'}
</button>
</div>
))}
</div>
)}
</div>
)}
{/* Leaderboard - Desktop: Sidebar, Mobile: Top */}
<div className="card" style={{ marginBottom: '2rem' }} id="leaderboard-mobile">
<h3 style={{ marginBottom: '1rem' }}>Leaderboard</h3>
{leaderboard.length === 0 ? (
<p style={{ color: 'var(--text-muted)', fontSize: '0.875rem' }}>No points yet</p>
) : (
<div style={{ display: 'flex', flexDirection: 'column', gap: '0.75rem' }}>
{leaderboard.map((entry, index) => (
<div key={entry.id} style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
<div>
<span style={{ marginRight: '0.5rem', color: 'var(--text-muted)' }}>{index + 1}.</span>
<strong>{entry.username}</strong>
</div>
<span style={{ color: 'var(--primary)', fontWeight: 600 }}>
{entry.validated_points} pts
</span>
</div>
))}
</div>
)}
</div>
<div className="challenge-detail-layout">
{/* Main Content */}
<div className="challenge-main">
{/* New Prediction */}
<div className="card" style={{ marginBottom: '2rem' }}>
<h3 style={{ marginBottom: '1rem' }}>Make a Prediction</h3>
<form onSubmit={handleCreatePrediction}>
<textarea
className="textarea"
placeholder="I predict that..."
value={newPrediction}
onChange={(e) => setNewPrediction(e.target.value)}
style={{ minHeight: '80px' }}
/>
<button type="submit" className="btn btn-primary" style={{ marginTop: '1rem' }} disabled={submitting}>
{submitting ? 'Submitting...' : 'Submit Prediction'}
</button>
</form>
</div>
{/* Predictions Feed */}
<h3 style={{ marginBottom: '1rem' }}>Predictions</h3>
{predictions.length === 0 ? (
<div className="card" style={{ textAlign: 'center', padding: '2rem' }}>
<p style={{ color: 'var(--text-muted)' }}>No predictions yet. Be the first!</p>
</div>
) : (
<div style={{ display: 'flex', flexDirection: 'column', gap: '1rem' }}>
{predictions.map(pred => (
<div key={pred.id} className="card">
<div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: '0.5rem' }}>
<strong>{pred.username}</strong>
<span style={{ fontSize: '0.875rem', color: 'var(--text-muted)' }}>
{new Date(pred.created_at).toLocaleDateString()}
</span>
</div>
<p style={{ marginBottom: '1rem' }}>{pred.content}</p>
<div style={{ display: 'flex', gap: '0.5rem', alignItems: 'center', flexWrap: 'wrap' }}>
{pred.status === 'pending' && pred.user_id !== user.id && (
<>
<button
className="btn btn-success btn-sm"
onClick={() => handleValidate(pred.id, 'validated')}
disabled={validating === pred.id}
>
{validating === pred.id ? '...' : '✓ Validate'}
</button>
<button
className="btn btn-danger btn-sm"
onClick={() => handleValidate(pred.id, 'invalidated')}
disabled={validating === pred.id}
>
{validating === pred.id ? '...' : '✗ Invalidate'}
</button>
</>
)}
{pred.status === 'validated' && (
<span style={{ color: 'var(--success)', fontSize: '0.875rem' }}>
Validated by {pred.validated_by_username}
</span>
)}
{pred.status === 'invalidated' && (
<span style={{ color: 'var(--danger)', fontSize: '0.875rem' }}>
Invalidated by {pred.validated_by_username}
</span>
)}
{pred.status === 'pending' && (
<span style={{ color: 'var(--warning)', fontSize: '0.875rem' }}>
Pending validation
</span>
)}
</div>
</div>
))}
</div>
)}
</div>
{/* Sidebar - Leaderboard (Desktop only) */}
<div className="challenge-sidebar">
<div className="card">
<h3 style={{ marginBottom: '1rem' }}>Leaderboard</h3>
{leaderboard.length === 0 ? (
<p style={{ color: 'var(--text-muted)', fontSize: '0.875rem' }}>No points yet</p>
) : (
<div style={{ display: 'flex', flexDirection: 'column', gap: '0.75rem' }}>
{leaderboard.map((entry, index) => (
<div key={entry.id} style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
<div>
<span style={{ marginRight: '0.5rem', color: 'var(--text-muted)' }}>{index + 1}.</span>
<strong>{entry.username}</strong>
</div>
<span style={{ color: 'var(--primary)', fontWeight: 600 }}>
{entry.validated_points} pts
</span>
</div>
))}
</div>
)}
</div>
</div>
</div>
</div>
</div>
);
}