Implement time off management (Issue #3)

Add full time-off lifecycle: create/edit/delete with shift conflict
detection, auto-removal from conflicting shifts with admin notification,
shift restoration on admin delete, and hard block on assigning volunteers
with approved time off to shifts.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-04-09 10:03:47 -03:00
parent 73ad1ed788
commit 07f11fa94e
11 changed files with 1500 additions and 57 deletions

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@@ -0,0 +1,235 @@
import React from 'react';
import { render, screen, fireEvent, waitFor } from '@testing-library/react';
import { MemoryRouter } from 'react-router-dom';
import TimeOff from './TimeOff';
import { api, TimeOffRequest, ApiError } from '../api';
import { AuthProvider } from '../auth';
jest.mock('../api', () => {
class MockApiError extends Error {
status: number;
data: any;
constructor(message: string, status: number, data: any) {
super(message);
this.status = status;
this.data = data;
}
}
return {
api: {
listTimeOff: jest.fn(),
createTimeOff: jest.fn(),
updateTimeOff: jest.fn(),
deleteTimeOff: jest.fn(),
reviewTimeOff: jest.fn(),
getRemovedShifts: jest.fn(),
listVolunteers: jest.fn(),
},
ApiError: MockApiError,
};
});
const mockListTimeOff = api.listTimeOff as jest.Mock;
const mockCreateTimeOff = api.createTimeOff as jest.Mock;
const mockDeleteTimeOff = api.deleteTimeOff as jest.Mock;
const mockReviewTimeOff = api.reviewTimeOff as jest.Mock;
const mockGetRemovedShifts = api.getRemovedShifts as jest.Mock;
const mockListVolunteers = api.listVolunteers as jest.Mock;
function buildFakeJWT(payload: object): string {
const header = btoa(JSON.stringify({ alg: 'HS256', typ: 'JWT' }));
const body = btoa(JSON.stringify(payload));
return `${header}.${body}.fakesig`;
}
const ADMIN_TOKEN = buildFakeJWT({ volunteer_id: 1, role: 'admin', exp: 9999999999 });
const VOL_TOKEN = buildFakeJWT({ volunteer_id: 10, role: 'volunteer', exp: 9999999999 });
const futureRequest: TimeOffRequest = {
id: 1,
volunteer_id: 10,
starts_at: '2026-06-01T00:00:00Z',
ends_at: '2026-06-03T00:00:00Z',
reason: 'vacation',
status: 'approved',
created_at: '2026-04-01T00:00:00Z',
updated_at: '2026-04-01T00:00:00Z',
};
const pastRequest: TimeOffRequest = {
id: 2,
volunteer_id: 10,
starts_at: '2020-01-01T00:00:00Z',
ends_at: '2020-01-03T00:00:00Z',
reason: 'sick',
status: 'approved',
created_at: '2020-01-01T00:00:00Z',
updated_at: '2020-01-01T00:00:00Z',
};
function renderAsVolunteer() {
localStorage.setItem('token', VOL_TOKEN);
return render(
<AuthProvider>
<MemoryRouter>
<TimeOff />
</MemoryRouter>
</AuthProvider>,
);
}
function renderAsAdmin() {
localStorage.setItem('token', ADMIN_TOKEN);
return render(
<AuthProvider>
<MemoryRouter>
<TimeOff />
</MemoryRouter>
</AuthProvider>,
);
}
beforeEach(() => {
jest.clearAllMocks();
localStorage.clear();
mockListVolunteers.mockResolvedValue([]);
});
describe('TimeOff page', () => {
it('renders empty state', async () => {
mockListTimeOff.mockResolvedValue([]);
renderAsVolunteer();
await waitFor(() => expect(screen.getByText('No time off requests.')).toBeInTheDocument());
});
it('renders request list for volunteer', async () => {
mockListTimeOff.mockResolvedValue([futureRequest]);
renderAsVolunteer();
await waitFor(() => expect(screen.getByText('vacation')).toBeInTheDocument());
expect(screen.getByText('approved')).toBeInTheDocument();
});
it('shows edit and delete buttons for own future time off', async () => {
mockListTimeOff.mockResolvedValue([futureRequest]);
renderAsVolunteer();
await waitFor(() => expect(screen.getByText('Edit')).toBeInTheDocument());
expect(screen.getByText('Delete')).toBeInTheDocument();
});
it('does not show edit/delete for past time off as volunteer', async () => {
mockListTimeOff.mockResolvedValue([pastRequest]);
renderAsVolunteer();
await waitFor(() => expect(screen.getByText('sick')).toBeInTheDocument());
expect(screen.queryByText('Edit')).not.toBeInTheDocument();
expect(screen.queryByText('Delete')).not.toBeInTheDocument();
});
it('shows create form when button clicked', async () => {
mockListTimeOff.mockResolvedValue([]);
renderAsVolunteer();
await waitFor(() => expect(screen.getByText('Request Time Off')).toBeInTheDocument());
fireEvent.click(screen.getByText('Request Time Off'));
expect(screen.getByText('New Request')).toBeInTheDocument();
});
it('creates time off request successfully', async () => {
mockListTimeOff.mockResolvedValue([]);
mockCreateTimeOff.mockResolvedValue(futureRequest);
renderAsVolunteer();
fireEvent.click(screen.getByText('Request Time Off'));
fireEvent.change(screen.getByLabelText('From'), { target: { value: '2026-06-01' } });
fireEvent.change(screen.getByLabelText('To'), { target: { value: '2026-06-03' } });
fireEvent.click(screen.getByText('Submit'));
await waitFor(() => expect(mockCreateTimeOff).toHaveBeenCalled());
});
it('shows conflict warning on 409 and allows confirmation', async () => {
mockListTimeOff.mockResolvedValue([]);
const { ApiError: MockApiError } = jest.requireMock('../api');
mockCreateTimeOff
.mockRejectedValueOnce(
new MockApiError('conflict', 409, {
message: 'Time off conflicts with assigned shifts.',
conflicts: [
{ instance_id: 100, name: 'Morning Walk', date: '2026-06-01', start_time: '08:00', end_time: '12:00' },
],
}),
)
.mockResolvedValueOnce(futureRequest);
renderAsVolunteer();
fireEvent.click(screen.getByText('Request Time Off'));
fireEvent.change(screen.getByLabelText('From'), { target: { value: '2026-06-01' } });
fireEvent.change(screen.getByLabelText('To'), { target: { value: '2026-06-03' } });
fireEvent.click(screen.getByText('Submit'));
await waitFor(() => expect(screen.getByText(/conflicts with 1 assigned shift/)).toBeInTheDocument());
expect(screen.getByText(/Morning Walk/)).toBeInTheDocument();
expect(screen.getByText('Confirm & Submit')).toBeInTheDocument();
fireEvent.click(screen.getByText('Confirm & Submit'));
await waitFor(() =>
expect(mockCreateTimeOff).toHaveBeenLastCalledWith(
expect.objectContaining({ confirm_conflicts: true }),
),
);
});
it('admin sees volunteer column and approve/reject buttons', async () => {
const pendingReq: TimeOffRequest = { ...futureRequest, status: 'pending', volunteer_id: 10 };
mockListTimeOff.mockResolvedValue([pendingReq]);
mockListVolunteers.mockResolvedValue([{ id: 10, name: 'Alice' }]);
renderAsAdmin();
await waitFor(() => expect(screen.getByText('Volunteer')).toBeInTheDocument());
expect(screen.getByText('Approve')).toBeInTheDocument();
expect(screen.getByText('Reject')).toBeInTheDocument();
});
it('admin can approve a request', async () => {
const pendingReq: TimeOffRequest = { ...futureRequest, status: 'pending' };
mockListTimeOff.mockResolvedValue([pendingReq]);
mockReviewTimeOff.mockResolvedValue({ ...pendingReq, status: 'approved' });
mockListVolunteers.mockResolvedValue([]);
renderAsAdmin();
await waitFor(() => expect(screen.getByText('Approve')).toBeInTheDocument());
fireEvent.click(screen.getByText('Approve'));
await waitFor(() => expect(mockReviewTimeOff).toHaveBeenCalledWith(1, 'approved'));
});
it('admin sees shift restoration preview when deleting', async () => {
mockListTimeOff.mockResolvedValue([futureRequest]);
mockGetRemovedShifts.mockResolvedValue([
{ instance_id: 100, name: 'Morning Walk', date: '2026-06-01', start_time: '08:00', end_time: '12:00' },
]);
mockDeleteTimeOff.mockResolvedValue({ deleted: true, restored_shifts: [] });
mockListVolunteers.mockResolvedValue([{ id: 10, name: 'Alice' }]);
renderAsAdmin();
await waitFor(() => expect(screen.getByText('Delete')).toBeInTheDocument());
fireEvent.click(screen.getByText('Delete'));
await waitFor(() =>
expect(screen.getByText('Delete Time Off — Shift Restoration Preview')).toBeInTheDocument(),
);
expect(screen.getByText(/Morning Walk/)).toBeInTheDocument();
});
it('admin sees volunteer picker in create form', async () => {
mockListTimeOff.mockResolvedValue([]);
mockListVolunteers.mockResolvedValue([
{ id: 10, name: 'Alice' },
{ id: 20, name: 'Bob' },
]);
renderAsAdmin();
await waitFor(() => expect(screen.getByText('Request Time Off')).toBeInTheDocument());
fireEvent.click(screen.getByText('Request Time Off'));
expect(screen.getByText('Volunteer')).toBeInTheDocument();
expect(screen.getByText('Alice')).toBeInTheDocument();
expect(screen.getByText('Bob')).toBeInTheDocument();
});
});

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@@ -1,31 +1,96 @@
import React, { useEffect, useState, FormEvent } from 'react';
import { api, TimeOffRequest } from '../api';
import { api, ApiError, TimeOffRequest, ConflictingShift, Volunteer } from '../api';
import { useAuth } from '../auth';
export default function TimeOff() {
const { role } = useAuth();
const { role, volunteerID } = useAuth();
const [requests, setRequests] = useState<TimeOffRequest[]>([]);
const [volunteers, setVolunteers] = useState<Volunteer[]>([]);
const [error, setError] = useState('');
const [showForm, setShowForm] = useState(false);
const [form, setForm] = useState({ starts_at: '', ends_at: '', reason: '' });
const [form, setForm] = useState({ starts_at: '', ends_at: '', reason: '', volunteer_id: 0 });
const [editingId, setEditingId] = useState<number | null>(null);
const [conflicts, setConflicts] = useState<ConflictingShift[] | null>(null);
const [deletePreview, setDeletePreview] = useState<{ id: number; shifts: ConflictingShift[] } | null>(null);
useEffect(() => {
api.listTimeOff().then(setRequests).catch(() => setError('Could not load requests.'));
}, []);
if (role === 'admin') {
api.listVolunteers().then(vols => setVolunteers(vols as Volunteer[]));
}
}, [role]);
async function handleCreate(e: FormEvent) {
e.preventDefault();
setError('');
try {
const req = await api.createTimeOff(form);
setRequests(prev => [req, ...prev]);
setForm({ starts_at: '', ends_at: '', reason: '' });
setShowForm(false);
const payload: any = { starts_at: form.starts_at, ends_at: form.ends_at, reason: form.reason };
if (role === 'admin' && form.volunteer_id > 0) {
payload.volunteer_id = form.volunteer_id;
}
if (conflicts) {
payload.confirm_conflicts = true;
}
const result = await api.createTimeOff(payload);
setRequests(prev => [result as TimeOffRequest, ...prev]);
resetForm();
} catch (err: any) {
if (err instanceof ApiError && err.status === 409 && err.data?.conflicts) {
setConflicts(err.data.conflicts);
return;
}
setError(err.message);
}
}
async function handleUpdate(e: FormEvent) {
e.preventDefault();
if (!editingId) return;
setError('');
try {
const req = await api.updateTimeOff(editingId, {
starts_at: form.starts_at,
ends_at: form.ends_at,
reason: form.reason,
});
setRequests(prev => prev.map(r => r.id === editingId ? req : r));
resetForm();
} catch (err: any) {
setError(err.message);
}
}
async function handleDelete(id: number) {
setError('');
try {
const result = await api.deleteTimeOff(id);
setRequests(prev => prev.filter(r => r.id !== id));
setDeletePreview(null);
if (result.restored_shifts?.length > 0) {
setError(`Restored volunteer to ${result.restored_shifts.length} shift(s).`);
}
} catch (err: any) {
setError(err.message);
}
}
async function handleDeleteClick(id: number) {
if (role === 'admin') {
try {
const shifts = await api.getRemovedShifts(id);
if (shifts.length > 0) {
setDeletePreview({ id, shifts });
return;
}
} catch {
// If we can't fetch preview, proceed with confirm
}
}
if (window.confirm('Delete this time off request?')) {
handleDelete(id);
}
}
async function handleReview(id: number, status: 'approved' | 'rejected') {
try {
const req = await api.reviewTimeOff(id, status);
@@ -35,71 +100,150 @@ export default function TimeOff() {
}
}
function startEdit(r: TimeOffRequest) {
setEditingId(r.id);
setForm({
starts_at: r.starts_at.split('T')[0],
ends_at: r.ends_at.split('T')[0],
reason: r.reason ?? '',
volunteer_id: 0,
});
setShowForm(true);
setConflicts(null);
}
function resetForm() {
setForm({ starts_at: '', ends_at: '', reason: '', volunteer_id: 0 });
setShowForm(false);
setEditingId(null);
setConflicts(null);
}
function canEditOrDelete(r: TimeOffRequest): boolean {
if (role === 'admin') return true;
if (r.volunteer_id !== volunteerID) return false;
return new Date(r.starts_at) > new Date();
}
const statusClass = (status: string) => {
if (status === 'approved') return 'status-approved';
if (status === 'rejected') return 'status-rejected';
return 'status-pending';
};
const volunteerName = (vid: number) => {
const v = volunteers.find(v => v.id === vid);
return v ? v.name : `#${vid}`;
};
return (
<div className="page">
<div className="page-header">
<h2>Time Off Requests</h2>
<button onClick={() => setShowForm(v => !v)}>
<button onClick={() => { if (showForm) resetForm(); else setShowForm(true); }}>
{showForm ? 'Cancel' : 'Request Time Off'}
</button>
</div>
{error && <p className="error">{error}</p>}
{showForm && (
<form className="card" onSubmit={handleCreate}>
<h3>New Request</h3>
<form className="card" onSubmit={editingId ? handleUpdate : handleCreate}>
<h3>{editingId ? 'Edit Request' : 'New Request'}</h3>
{role === 'admin' && !editingId && (
<label>
Volunteer
<select
value={form.volunteer_id}
onChange={e => setForm(f => ({ ...f, volunteer_id: Number(e.target.value) }))}
>
<option value={0}>Myself</option>
{volunteers.map(v => (
<option key={v.id} value={v.id}>{v.name}</option>
))}
</select>
</label>
)}
<label>
From
<input type="date" value={form.starts_at} onChange={e => setForm(f => ({ ...f, starts_at: e.target.value }))} required />
<input type="date" value={form.starts_at} onChange={e => { setForm(f => ({ ...f, starts_at: e.target.value })); setConflicts(null); }} required />
</label>
<label>
To
<input type="date" value={form.ends_at} onChange={e => setForm(f => ({ ...f, ends_at: e.target.value }))} required />
<input type="date" value={form.ends_at} onChange={e => { setForm(f => ({ ...f, ends_at: e.target.value })); setConflicts(null); }} required />
</label>
<label>
Reason
<textarea value={form.reason} onChange={e => setForm(f => ({ ...f, reason: e.target.value }))} />
</label>
<button type="submit">Submit</button>
{conflicts && (
<div className="card" style={{ background: '#fff3cd', border: '1px solid #ffc107', marginBottom: '1rem' }}>
<p><strong>Warning:</strong> This time off conflicts with {conflicts.length} assigned shift(s):</p>
<ul>
{conflicts.map(c => (
<li key={c.instance_id}>{c.name} on {c.date} ({c.start_time}{c.end_time})</li>
))}
</ul>
<p>You will be removed from these shifts. Continue?</p>
</div>
)}
<button type="submit">
{conflicts ? 'Confirm & Submit' : editingId ? 'Save Changes' : 'Submit'}
</button>
</form>
)}
{deletePreview && (
<div className="card" style={{ background: '#d4edda', border: '1px solid #28a745', marginBottom: '1rem' }}>
<h3>Delete Time Off Shift Restoration Preview</h3>
<p>Deleting this time off will restore the volunteer to {deletePreview.shifts.length} shift(s):</p>
<ul>
{deletePreview.shifts.map(s => (
<li key={s.instance_id}>{s.name} on {s.date} ({s.start_time}{s.end_time})</li>
))}
</ul>
<button onClick={() => handleDelete(deletePreview.id)}>Confirm Delete &amp; Restore</button>
<button onClick={() => setDeletePreview(null)} style={{ marginLeft: '0.5rem' }}>Cancel</button>
</div>
)}
{requests.length === 0 ? (
<p>No time off requests.</p>
) : (
<table>
<thead>
<tr>
{role === 'admin' && <th>Volunteer</th>}
<th>From</th>
<th>To</th>
<th>Reason</th>
<th>Status</th>
{role === 'admin' && <th>Actions</th>}
<th>Actions</th>
</tr>
</thead>
<tbody>
{requests.map(r => (
<tr key={r.id}>
{role === 'admin' && <td>{volunteerName(r.volunteer_id)}</td>}
<td>{new Date(r.starts_at).toLocaleDateString()}</td>
<td>{new Date(r.ends_at).toLocaleDateString()}</td>
<td>{r.reason ?? '—'}</td>
<td><span className={statusClass(r.status)}>{r.status}</span></td>
{role === 'admin' && (
<td>
{r.status === 'pending' && (
<>
<button className="btn-small" onClick={() => handleReview(r.id, 'approved')}>Approve</button>
<button className="btn-small btn-danger" onClick={() => handleReview(r.id, 'rejected')}>Reject</button>
</>
)}
</td>
)}
<td>
{role === 'admin' && r.status === 'pending' && (
<>
<button className="btn-small" onClick={() => handleReview(r.id, 'approved')}>Approve</button>
<button className="btn-small btn-danger" onClick={() => handleReview(r.id, 'rejected')}>Reject</button>
</>
)}
{canEditOrDelete(r) && (
<>
<button className="btn-small" onClick={() => startEdit(r)}>Edit</button>
<button className="btn-small btn-danger" onClick={() => handleDeleteClick(r.id)}>Delete</button>
</>
)}
</td>
</tr>
))}
</tbody>