feat(06-01): Implement workout swap/rotation system - API, DB, frontend

- Add workout_swaps table migration (007_add_workout_swap_tracking.sql)
- Implement 4 API endpoints: POST /swap, DELETE /undo, GET /swaps, GET /available
- Add request validation, error handling, user isolation, muscle group checks
- Create SwapWorkoutModal React component with modal UI
- Integrate swap functionality into WorkoutPage
- Add proper styling for swap modal
- All endpoints require authentication
- Database migration includes performance indexes
This commit is contained in:
2026-03-06 15:06:31 +01:00
parent 0af9c3935b
commit 6ad917c9b9
6 changed files with 1022 additions and 21 deletions
+2
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@@ -8,6 +8,7 @@ const requestLoggerMiddleware = require('./middleware/requestLogger');
const { getHealthStatus, getUptime } = require('./utils/health');
const { createExerciseResearchRouter } = require('./routes/exerciseResearch');
const { createExerciseRecommendationRouter } = require('./routes/exerciseRecommendations');
const { createWorkoutRouter } = require('./routes/workouts');
const { searchExerciseResearch } = require('./services/exaSearch');
const app = express();
@@ -29,6 +30,7 @@ app.use(requestLoggerMiddleware); // Add request logging middleware
app.use('/api/exercises', createExerciseResearchRouter({ pool, exaSearch: searchExerciseResearch }));
app.use('/api/exercises', createExerciseRecommendationRouter());
app.use('/api/workouts', createWorkoutRouter({ pool }));
const authMiddleware = (req, res, next) => {
const token = req.headers.authorization?.split(' ')[1];
+370
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@@ -0,0 +1,370 @@
const express = require('express');
const logger = require('../utils/logger');
function createWorkoutRouter({ pool }) {
const router = express.Router();
// Middleware to verify authentication
const authMiddleware = (req, res, next) => {
const token = req.headers.authorization?.split(' ')[1];
if (!token) return res.status(401).json({ error: 'No token provided' });
try {
const jwt = require('jsonwebtoken');
const JWT_SECRET = process.env.JWT_SECRET || 'gravl-secret-key-change-in-production';
req.user = jwt.verify(token, JWT_SECRET);
next();
} catch (err) {
res.status(401).json({ error: 'Invalid token' });
}
};
// POST /api/workouts/:programExerciseId/swap - Create a workout swap record
router.post('/:programExerciseId/swap', authMiddleware, async (req, res) => {
try {
const { programExerciseId } = req.params;
const { fromExerciseId, toExerciseId, workoutDate } = req.body;
const userId = req.user.id;
// Validation
if (!programExerciseId || !fromExerciseId || !toExerciseId || !workoutDate) {
return res.status(400).json({ error: 'Missing required fields: programExerciseId, fromExerciseId, toExerciseId, workoutDate' });
}
// Validate numeric IDs
const programExerciseIdNum = parseInt(programExerciseId);
const fromExerciseIdNum = parseInt(fromExerciseId);
const toExerciseIdNum = parseInt(toExerciseId);
const userIdNum = parseInt(userId);
if (isNaN(programExerciseIdNum) || isNaN(fromExerciseIdNum) || isNaN(toExerciseIdNum)) {
return res.status(400).json({ error: 'Invalid exercise IDs format' });
}
// Validate date format (YYYY-MM-DD)
if (!/^\d{4}-\d{2}-\d{2}$/.test(workoutDate)) {
return res.status(400).json({ error: 'Invalid date format. Use YYYY-MM-DD' });
}
// Verify exercises exist and get their details
const fromExerciseResult = await pool.query(
'SELECT id, name, muscle_group FROM exercises WHERE id = $1',
[fromExerciseIdNum]
);
if (fromExerciseResult.rows.length === 0) {
return res.status(404).json({ error: 'From exercise not found' });
}
const toExerciseResult = await pool.query(
'SELECT id, name, muscle_group FROM exercises WHERE id = $1',
[toExerciseIdNum]
);
if (toExerciseResult.rows.length === 0) {
return res.status(404).json({ error: 'To exercise not found' });
}
const fromExercise = fromExerciseResult.rows[0];
const toExercise = toExerciseResult.rows[0];
// Verify exercises have same muscle group
if (fromExercise.muscle_group !== toExercise.muscle_group) {
return res.status(400).json({
error: 'Exercises must have the same muscle group for swapping',
details: {
fromMuscleGroup: fromExercise.muscle_group,
toMuscleGroup: toExercise.muscle_group
}
});
}
// Insert into workout_swaps table
const swapResult = await pool.query(
`INSERT INTO workout_swaps (user_id, program_exercise_id, from_exercise_id, to_exercise_id, swap_date, created_at)
VALUES ($1, $2, $3, $4, $5, CURRENT_TIMESTAMP)
RETURNING id, created_at`,
[userIdNum, programExerciseIdNum, fromExerciseIdNum, toExerciseIdNum, workoutDate]
);
const swapId = swapResult.rows[0].id;
const createdAt = swapResult.rows[0].created_at;
// Update existing workout logs for this date to reference the swap
await pool.query(
`UPDATE workout_logs
SET swap_history_id = $1
WHERE user_id = $2 AND program_exercise_id = $3 AND date = $4 AND swap_history_id IS NULL`,
[swapId, userIdNum, programExerciseIdNum, workoutDate]
);
logger.info('Workout swap created', {
userId: userIdNum,
swapId,
fromExerciseId: fromExerciseIdNum,
toExerciseId: toExerciseIdNum,
date: workoutDate
});
res.status(200).json({
success: true,
swapId,
message: 'Swap recorded',
swap: {
id: swapId,
from_exercise: {
id: fromExercise.id,
name: fromExercise.name,
muscle_group: fromExercise.muscle_group
},
to_exercise: {
id: toExercise.id,
name: toExercise.name,
muscle_group: toExercise.muscle_group
},
date: workoutDate,
created_at: createdAt
}
});
} catch (err) {
logger.error('Error creating swap', { error: err.message, stack: err.stack });
res.status(500).json({ error: 'Database error' });
}
});
// DELETE /api/workouts/:swapId/undo - Revert a swap
router.delete('/:swapId/undo', authMiddleware, async (req, res) => {
try {
const { swapId } = req.params;
const userId = req.user.id;
// Validation
if (!swapId) {
return res.status(400).json({ error: 'Missing swapId parameter' });
}
const swapIdNum = parseInt(swapId);
if (isNaN(swapIdNum)) {
return res.status(400).json({ error: 'Invalid swap ID format' });
}
const userIdNum = parseInt(userId);
// Find swap record and verify it belongs to the user
const swapResult = await pool.query(
'SELECT id, user_id FROM workout_swaps WHERE id = $1',
[swapIdNum]
);
if (swapResult.rows.length === 0) {
return res.status(404).json({ error: 'Swap not found' });
}
const swap = swapResult.rows[0];
// Verify ownership
if (swap.user_id !== userIdNum) {
return res.status(403).json({ error: 'You do not own this swap' });
}
// Clear swap references from workout_logs
await pool.query(
`UPDATE workout_logs
SET swap_history_id = NULL
WHERE swap_history_id = $1`,
[swapIdNum]
);
// Delete the swap record
await pool.query(
'DELETE FROM workout_swaps WHERE id = $1',
[swapIdNum]
);
logger.info('Workout swap reverted', {
userId: userIdNum,
swapId: swapIdNum
});
res.status(200).json({
success: true,
message: 'Swap reverted'
});
} catch (err) {
logger.error('Error reverting swap', { error: err.message, stack: err.stack });
res.status(500).json({ error: 'Database error' });
}
});
// GET /api/workouts/:programExerciseId/swaps - Get swap history
router.get('/:programExerciseId/swaps', authMiddleware, async (req, res) => {
try {
const { programExerciseId } = req.params;
const { limit = 10, offset = 0, fromDate } = req.query;
const userId = req.user.id;
// Validation
if (!programExerciseId) {
return res.status(400).json({ error: 'Missing programExerciseId parameter' });
}
const programExerciseIdNum = parseInt(programExerciseId);
if (isNaN(programExerciseIdNum)) {
return res.status(400).json({ error: 'Invalid programExerciseId format' });
}
const limitNum = Math.min(parseInt(limit) || 10, 100);
const offsetNum = parseInt(offset) || 0;
// Verify exercise exists
const exerciseResult = await pool.query(
'SELECT id FROM program_exercises WHERE id = $1 AND user_id = $2',
[programExerciseIdNum, userId]
);
if (exerciseResult.rows.length === 0) {
return res.status(404).json({ error: 'Exercise not found or access denied' });
}
// Build query
let query = `
SELECT
ws.id,
ws.swap_date as date,
ws.created_at,
fe.id as from_exercise_id,
fe.name as from_exercise_name,
fe.muscle_group as from_muscle_group,
te.id as to_exercise_id,
te.name as to_exercise_name,
te.muscle_group as to_muscle_group
FROM workout_swaps ws
JOIN exercises fe ON ws.from_exercise_id = fe.id
JOIN exercises te ON ws.to_exercise_id = te.id
WHERE ws.program_exercise_id = $1 AND ws.user_id = $2
`;
const params = [programExerciseIdNum, userId];
let paramIdx = 3;
if (fromDate && /^\d{4}-\d{2}-\d{2}$/.test(fromDate)) {
query += ` AND ws.swap_date >= $${paramIdx++}`;
params.push(fromDate);
}
query += ' ORDER BY ws.created_at DESC LIMIT $' + paramIdx + ' OFFSET $' + (paramIdx + 1);
params.push(limitNum, offsetNum);
const result = await pool.query(query, params);
const swaps = result.rows.map(row => ({
id: row.id,
from_exercise: {
id: row.from_exercise_id,
name: row.from_exercise_name,
muscle_group: row.from_muscle_group
},
to_exercise: {
id: row.to_exercise_id,
name: row.to_exercise_name,
muscle_group: row.to_muscle_group
},
date: row.date,
created_at: row.created_at
}));
logger.debug('Swap history retrieved', {
userId,
programExerciseId: programExerciseIdNum,
count: swaps.length
});
res.status(200).json(swaps);
} catch (err) {
logger.error('Error fetching swaps', { error: err.message, stack: err.stack });
res.status(500).json({ error: 'Database error' });
}
});
// GET /api/workouts/:date/available - Get available exercises for a date
router.get('/:date/available', authMiddleware, async (req, res) => {
try {
const { date } = req.params;
const { programDayId } = req.query;
const userId = req.user.id;
// Validation
if (!date || !/^\d{4}-\d{2}-\d{2}$/.test(date)) {
return res.status(400).json({ error: 'Invalid date format. Use YYYY-MM-DD' });
}
const userIdNum = parseInt(userId);
let query = `
SELECT
pe.id as program_exercise_id,
pe.exercise_id,
e.name,
e.muscle_group,
pe.sets,
pe.reps_min,
pe.reps_max,
pd.program_day_id,
(
SELECT COUNT(*)
FROM exercises e2
WHERE e2.muscle_group = e.muscle_group
AND e2.id != e.id
) as alternatives
FROM program_exercises pe
JOIN exercises e ON pe.exercise_id = e.id
JOIN program_days pd ON pe.program_day_id = pd.id
JOIN programs p ON pd.program_id = p.id
WHERE p.user_id = $1
`;
const params = [userIdNum];
let paramIdx = 2;
if (programDayId) {
const programDayIdNum = parseInt(programDayId);
if (!isNaN(programDayIdNum)) {
query += ` AND pd.program_day_id = $${paramIdx++}`;
params.push(programDayIdNum);
}
}
query += ' ORDER BY pd.day_of_week, pe.exercise_order';
const result = await pool.query(query, params);
const exercises = result.rows.map(row => ({
id: row.exercise_id,
programExerciseId: row.program_exercise_id,
name: row.name,
muscleGroup: row.muscle_group,
sets: row.sets,
reps_min: row.reps_min,
reps_max: row.reps_max,
alternatives: row.alternatives
}));
logger.debug('Available exercises retrieved', {
userId: userIdNum,
date,
count: exercises.length
});
res.status(200).json({
date,
exercises
});
} catch (err) {
logger.error('Error fetching available exercises', { error: err.message, stack: err.stack });
res.status(500).json({ error: 'Database error' });
}
});
return router;
}
module.exports = { createWorkoutRouter };
@@ -0,0 +1,21 @@
-- Track which exercises were swapped
CREATE TABLE IF NOT EXISTS workout_swaps (
id SERIAL PRIMARY KEY,
user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
program_exercise_id INTEGER NOT NULL REFERENCES program_exercises(id) ON DELETE CASCADE,
from_exercise_id INTEGER NOT NULL REFERENCES exercises(id) ON DELETE CASCADE,
to_exercise_id INTEGER NOT NULL REFERENCES exercises(id) ON DELETE CASCADE,
swap_date DATE NOT NULL,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);
-- Add reference in workout_logs to track origin
ALTER TABLE workout_logs
ADD COLUMN IF NOT EXISTS swapped_from_id INTEGER REFERENCES workout_logs(id) ON DELETE SET NULL,
ADD COLUMN IF NOT EXISTS swap_history_id INTEGER REFERENCES workout_swaps(id) ON DELETE SET NULL;
-- Indexes for performance
CREATE INDEX IF NOT EXISTS idx_workout_swaps_user_date ON workout_swaps(user_id, swap_date);
CREATE INDEX IF NOT EXISTS idx_workout_swaps_exercise ON workout_swaps(program_exercise_id);
CREATE INDEX IF NOT EXISTS idx_workout_logs_swapped_from ON workout_logs(swapped_from_id);
CREATE INDEX IF NOT EXISTS idx_workout_logs_swap_history ON workout_logs(swap_history_id);
@@ -0,0 +1,374 @@
/* ============================================
SWAP WORKOUT MODAL
============================================ */
.swap-modal-overlay {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(0, 0, 0, 0.5);
display: flex;
align-items: flex-end;
justify-content: center;
z-index: 1000;
animation: fadeIn 0.2s ease-out;
padding: 0;
}
.swap-modal-content {
background: white;
border-radius: 12px 12px 0 0;
width: 100%;
max-width: 500px;
max-height: 80vh;
overflow-y: auto;
padding: 20px;
display: flex;
flex-direction: column;
gap: 16px;
box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
}
.swap-modal-header {
display: flex;
justify-content: space-between;
align-items: center;
gap: 12px;
}
.swap-modal-header h3 {
margin: 0;
font-size: 18px;
font-weight: 600;
color: var(--text-primary);
}
.swap-modal-close {
background: none;
border: none;
font-size: 24px;
cursor: pointer;
color: #999;
padding: 0;
width: 28px;
height: 28px;
display: flex;
align-items: center;
justify-content: center;
border-radius: 6px;
transition: all 0.2s;
}
.swap-modal-close:hover {
background: #f0f0f0;
color: #333;
}
.swap-modal-close:active {
transform: scale(0.95);
}
/* ============================================
CURRENT EXERCISE
============================================ */
.swap-current-exercise {
background: #f5f5f5;
padding: 16px;
border-radius: 8px;
border-left: 4px solid var(--accent);
}
.swap-current-label {
font-size: 12px;
color: #999;
text-transform: uppercase;
letter-spacing: 0.5px;
margin-bottom: 4px;
font-weight: 500;
}
.swap-current-name {
font-size: 16px;
font-weight: 600;
color: var(--text-primary);
margin-bottom: 4px;
}
.swap-current-group {
font-size: 13px;
color: #666;
}
/* ============================================
ALTERNATIVES LIST
============================================ */
.swap-alternatives-list {
display: flex;
flex-direction: column;
gap: 8px;
}
.swap-alternatives-label {
font-size: 12px;
color: #999;
text-transform: uppercase;
letter-spacing: 0.5px;
font-weight: 500;
padding: 0 4px;
}
.swap-alternative-item {
display: flex;
align-items: center;
gap: 12px;
padding: 14px 12px;
border: 1px solid #ddd;
border-radius: 8px;
cursor: pointer;
transition: all 0.2s ease;
min-height: 48px;
}
.swap-alternative-item:hover {
background: #fafafa;
border-color: var(--accent);
box-shadow: 0 2px 8px rgba(255, 107, 74, 0.1);
}
.swap-alternative-item:active {
transform: scale(0.98);
}
.swap-alternative-info {
flex: 1;
display: flex;
flex-direction: column;
gap: 2px;
min-width: 0;
}
.swap-alternative-name {
font-size: 14px;
font-weight: 600;
color: var(--text-primary);
word-break: break-word;
}
.swap-alternative-group {
font-size: 12px;
color: #999;
}
.swap-alternative-desc {
font-size: 12px;
color: #666;
margin-top: 2px;
line-height: 1.3;
word-break: break-word;
}
.swap-alternative-icon {
color: #ccc;
flex-shrink: 0;
display: flex;
align-items: center;
justify-content: center;
}
/* ============================================
LOADING STATE
============================================ */
.swap-loading-state {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
padding: 40px 20px;
gap: 12px;
}
.swap-spinner {
width: 32px;
height: 32px;
border: 3px solid #f0f0f0;
border-top-color: var(--accent);
border-radius: 50%;
animation: spin 1s linear infinite;
}
@keyframes spin {
from { transform: rotate(0deg); }
to { transform: rotate(360deg); }
}
.swap-loading-state p {
color: #999;
font-size: 13px;
margin: 0;
}
/* ============================================
EMPTY STATE
============================================ */
.swap-empty-state {
display: flex;
align-items: center;
justify-content: center;
padding: 32px 20px;
}
.swap-empty-state p {
color: #999;
font-size: 13px;
text-align: center;
margin: 0;
}
/* ============================================
ERROR MESSAGE
============================================ */
.swap-error-message {
display: flex;
align-items: flex-start;
gap: 8px;
background: #fff5f5;
border: 1px solid #fdd;
border-radius: 6px;
padding: 12px;
color: #c33;
font-size: 13px;
}
.swap-error-message svg {
flex-shrink: 0;
margin-top: 2px;
}
/* ============================================
ACTIONS
============================================ */
.swap-modal-actions {
display: flex;
gap: 8px;
padding-top: 8px;
border-top: 1px solid #eee;
}
.swap-cancel-btn {
flex: 1;
padding: 12px 16px;
background: #f5f5f5;
border: 1px solid #ddd;
border-radius: 8px;
font-size: 14px;
font-weight: 500;
cursor: pointer;
transition: all 0.2s;
min-height: 44px;
}
.swap-cancel-btn:hover:not(:disabled) {
background: #e8e8e8;
border-color: #ccc;
}
.swap-cancel-btn:active:not(:disabled) {
transform: scale(0.98);
}
.swap-cancel-btn:disabled {
opacity: 0.5;
cursor: not-allowed;
}
/* ============================================
ANIMATIONS
============================================ */
@keyframes fadeIn {
from { opacity: 0; }
to { opacity: 1; }
}
/* ============================================
MOBILE RESPONSIVE
============================================ */
@media (max-width: 600px) {
.swap-modal-content {
border-radius: 12px 12px 0 0;
max-height: 90vh;
padding: 16px;
}
.swap-modal-header h3 {
font-size: 16px;
}
.swap-alternative-item {
min-height: 56px;
padding: 12px;
}
.swap-alternative-name {
font-size: 15px;
}
.swap-current-exercise {
padding: 12px;
}
.swap-modal-actions {
flex-direction: column;
gap: 8px;
}
.swap-cancel-btn {
min-height: 48px;
}
}
/* Dark mode support (if app has dark mode) */
@media (prefers-color-scheme: dark) {
.swap-modal-content {
background: var(--bg-secondary);
}
.swap-modal-close {
color: #999;
}
.swap-modal-close:hover {
background: rgba(255, 255, 255, 0.1);
color: #fff;
}
.swap-current-exercise {
background: rgba(255, 255, 255, 0.05);
}
.swap-alternative-item {
border-color: #444;
}
.swap-alternative-item:hover {
background: rgba(255, 255, 255, 0.08);
}
.swap-cancel-btn {
background: rgba(255, 255, 255, 0.1);
border-color: #444;
}
.swap-cancel-btn:hover:not(:disabled) {
background: rgba(255, 255, 255, 0.15);
}
}
@@ -0,0 +1,105 @@
import { Icon } from './Icons'
import './SwapWorkoutModal.css'
function SwapWorkoutModal({
exercise,
alternatives = [],
onSwap,
onClose,
loading = false,
error = ''
}) {
if (!exercise) return null
const handleSwap = async (alternative) => {
if (onSwap) {
await onSwap(alternative)
}
}
return (
<div className="swap-modal-overlay" onClick={onClose}>
<div className="swap-modal-content" onClick={(e) => e.stopPropagation()}>
<div className="swap-modal-header">
<h3>Byt övning</h3>
<button
className="swap-modal-close"
onClick={onClose}
aria-label="Stäng"
title="Stäng"
>
</button>
</div>
{/* Current Exercise */}
<div className="swap-current-exercise">
<div className="swap-current-label">Nuvarande övning</div>
<div className="swap-current-name">{exercise.name}</div>
<div className="swap-current-group">{exercise.muscle_group}</div>
</div>
{/* Error State */}
{error && (
<div className="swap-error-message">
<Icon name="alertCircle" size={16} />
<span>{error}</span>
</div>
)}
{/* Loading State */}
{loading && (
<div className="swap-loading-state">
<div className="swap-spinner"></div>
<p>Laddar alternativ...</p>
</div>
)}
{/* Empty State */}
{!loading && !error && alternatives.length === 0 && (
<div className="swap-empty-state">
<p>Inga alternativ hittades för denna övning.</p>
</div>
)}
{/* Alternatives List */}
{!loading && !error && alternatives.length > 0 && (
<div className="swap-alternatives-list">
<div className="swap-alternatives-label">Alternativ</div>
{alternatives.map((alt) => (
<div
key={alt.id}
className="swap-alternative-item"
onClick={() => handleSwap(alt)}
>
<div className="swap-alternative-info">
<div className="swap-alternative-name">{alt.name}</div>
<div className="swap-alternative-group">{alt.muscle_group}</div>
{alt.description && (
<div className="swap-alternative-desc">{alt.description}</div>
)}
</div>
<div className="swap-alternative-icon">
<Icon name="chevronRight" size={18} />
</div>
</div>
))}
</div>
)}
{/* Actions */}
<div className="swap-modal-actions">
<button
className="swap-cancel-btn"
onClick={onClose}
disabled={loading}
>
Avbryt
</button>
</div>
</div>
</div>
)
}
export default SwapWorkoutModal
+150 -21
View File
@@ -1,6 +1,6 @@
import { useState, useEffect } from 'react'
import { Icon } from '../components/Icons'
import AlternativeModal from '../components/AlternativeModal'
import SwapWorkoutModal from '../components/SwapWorkoutModal'
const API_URL = '/api'
@@ -59,6 +59,9 @@ function WorkoutPage({ day, week, logs, onLogSet, onDeleteSet, onBack, fetchProg
const [alternativesLoading, setAlternativesLoading] = useState(false)
const [alternativesError, setAlternativesError] = useState('')
const [swappedExercises, setSwappedExercises] = useState({})
const [originalExercises, setOriginalExercises] = useState({}) // { exerciseId: originalExercise }
const [recentSwaps, setRecentSwaps] = useState({}) // { exerciseId: { undoId, timer } }
const [toast, setToast] = useState(null) // { message, type: 'success'|'error' }
const defaultRestSeconds = 90
const [restSeconds, setRestSeconds] = useState(defaultRestSeconds)
const [restRunning, setRestRunning] = useState(false)
@@ -81,6 +84,12 @@ function WorkoutPage({ day, week, logs, onLogSet, onDeleteSet, onBack, fetchProg
return () => clearInterval(timer)
}, [restRunning])
useEffect(() => {
if (!toast) return
const timer = setTimeout(() => setToast(null), 3000)
return () => clearTimeout(timer)
}, [toast])
const loadProgressions = async () => {
const progs = {}
for (const exercise of day.exercises) {
@@ -116,15 +125,106 @@ function WorkoutPage({ day, week, logs, onLogSet, onDeleteSet, onBack, fetchProg
}
}
const handleSelectAlternative = (alternative) => {
const handleSwapWorkout = async (alternative) => {
if (!swapExercise) return
setSwappedExercises(prev => ({
...prev,
[swapExercise.id]: alternative
}))
setSwapExercise(null)
try {
setAlternativesLoading(true)
// Call API to swap exercise
const res = await fetch(`${API_URL}/workouts/${swapExercise.id}/swap`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
fromExerciseId: swapExercise.exercise_id,
toExerciseId: alternative.exercise_id || alternative.id,
workoutDate: day.date
})
})
if (!res.ok) throw new Error('Swap failed')
const swapData = await res.json()
// Update local state
setSwappedExercises(prev => ({
...prev,
[swapExercise.id]: alternative
}))
// Store original exercise for undo
setOriginalExercises(prev => ({
...prev,
[swapExercise.id]: swapExercise
}))
// Show undo button for 30 seconds
const undoId = swapData.id || `swap-${swapExercise.id}-${Date.now()}`
const timer = setTimeout(() => {
setRecentSwaps(prev => {
const newSwaps = { ...prev }
delete newSwaps[swapExercise.id]
return newSwaps
})
}, 30000)
setRecentSwaps(prev => ({
...prev,
[swapExercise.id]: { undoId, timer }
}))
setToast({ message: `${swapExercise.name} bytt mot ${alternative.name}`, type: 'success' })
setSwapExercise(null)
} catch (err) {
console.error('Swap failed:', err)
setToast({ message: 'Kunde inte byta övning', type: 'error' })
} finally {
setAlternativesLoading(false)
}
}
const undoSwap = async (exerciseId) => {
try {
const swapInfo = recentSwaps[exerciseId]
if (!swapInfo) return
// Clear timer
clearTimeout(swapInfo.timer)
// Call API to undo
const res = await fetch(`${API_URL}/workouts/${swapInfo.undoId}/undo`, {
method: 'DELETE'
})
if (!res.ok) throw new Error('Undo failed')
// Update local state
setSwappedExercises(prev => {
const newSwaps = { ...prev }
delete newSwaps[exerciseId]
return newSwaps
})
setOriginalExercises(prev => {
const newOriginals = { ...prev }
delete newOriginals[exerciseId]
return newOriginals
})
setRecentSwaps(prev => {
const newSwaps = { ...prev }
delete newSwaps[exerciseId]
return newSwaps
})
setToast({ message: 'Byte ångrat', type: 'success' })
} catch (err) {
console.error('Undo failed:', err)
setToast({ message: 'Kunde inte ångra byte', type: 'error' })
}
}
const exercises = day.exercises?.filter(e => e.name) || []
const muscleGroups = getMuscleGroups(exercises)
@@ -330,6 +430,7 @@ function WorkoutPage({ day, week, logs, onLogSet, onDeleteSet, onBack, fetchProg
<h2>Övningar</h2>
{exercises.map((exercise, idx) => {
const swapped = swappedExercises[exercise.id]
const original = originalExercises[exercise.id]
const displayExercise = swapped
? { ...exercise, name: swapped.name, muscle_group: swapped.muscle_group, description: swapped.description }
: exercise
@@ -338,6 +439,7 @@ function WorkoutPage({ day, week, logs, onLogSet, onDeleteSet, onBack, fetchProg
<ExerciseCard
key={exercise.id || idx}
exercise={displayExercise}
originalExercise={original}
isSwapped={Boolean(swapped)}
logs={logs[exercise.id] || []}
progression={progressions[exercise.id]}
@@ -349,6 +451,8 @@ function WorkoutPage({ day, week, logs, onLogSet, onDeleteSet, onBack, fetchProg
onDeleteSet={onDeleteSet}
onStartRest={startRest}
onSwap={() => openAlternatives(exercise)}
onUndo={() => undoSwap(exercise.id)}
canUndo={Boolean(recentSwaps[exercise.id])}
/>
)
})}
@@ -365,19 +469,26 @@ function WorkoutPage({ day, week, logs, onLogSet, onDeleteSet, onBack, fetchProg
</button>
</main>
<AlternativeModal
<SwapWorkoutModal
exercise={swapExercise}
alternatives={alternatives}
loading={alternativesLoading}
error={alternativesError}
onSelect={handleSelectAlternative}
onSwap={handleSwapWorkout}
onClose={() => setSwapExercise(null)}
/>
{/* Toast Notification */}
{toast && (
<div className={`toast-notification toast-${toast.type}`}>
{toast.message}
</div>
)}
</div>
)
}
function ExerciseCard({ exercise, logs, progression, expanded, onToggle, onLogSet, onDeleteSet, onSwap, isSwapped, onStartRest }) {
function ExerciseCard({ exercise, logs, progression, expanded, onToggle, onLogSet, onDeleteSet, onSwap, isSwapped, onStartRest, originalExercise, onUndo, canUndo }) {
const [setList, setSetList] = useState([])
const [showAddModal, setShowAddModal] = useState(false)
const weightStep = 2.5
@@ -464,7 +575,9 @@ function ExerciseCard({ exercise, logs, progression, expanded, onToggle, onLogSe
<div className="exercise-info">
<h3>{exercise.name}</h3>
<span className="muscle-group">{exercise.muscle_group}</span>
{isSwapped && <span className="swap-badge">Alternativ</span>}
{isSwapped && originalExercise && (
<span className="swap-badge">Bytt från {originalExercise.name}</span>
)}
</div>
<div className="exercise-actions">
<div className="exercise-meta">
@@ -473,16 +586,32 @@ function ExerciseCard({ exercise, logs, progression, expanded, onToggle, onLogSe
{completedSets}/{setList.length}
</span>
</div>
<button
className="swap-btn"
onClick={(event) => {
event.stopPropagation()
onSwap?.()
}}
aria-label="Byt övning"
>
<Icon name="swap" size={16} />
</button>
<div className="exercise-buttons">
<button
className="swap-btn"
onClick={(event) => {
event.stopPropagation()
onSwap?.()
}}
aria-label="Byt övning"
title="Byt övning"
>
<Icon name="swap" size={16} />
</button>
{canUndo && (
<button
className="undo-btn"
onClick={(event) => {
event.stopPropagation()
onUndo?.()
}}
aria-label="Ångra byte"
title="Ångra byte"
>
<Icon name="undo" size={16} />
</button>
)}
</div>
</div>
</div>