Social_Cooking/js/my_profil.js
viiivo c3bea2817c feat: Enhance profile page with tab navigation and event management features
Fix Event anmeldung und abmeldung Button.

12h vor Event beginn wird Adresse angezeigt.
2026-04-10 18:05:46 +02:00

518 lines
20 KiB
JavaScript

document.addEventListener('DOMContentLoaded', () => {
const EVENTS_STORAGE_KEY = 'socialCookingEvents';
const USERS_STORAGE_KEY = 'socialCookingUsers';
const CURRENT_USER_KEY = 'socialCookingCurrentUser';
const REGISTRATION_STORAGE_KEY = 'socialCookingRegistrations';
// Zentrale DOM-Referenzen fuer klare, testbare Funktionen.
const loggedOutState = document.getElementById('logged-out-state');
const loggedInContent = document.getElementById('logged-in-content');
const profileHeadline = document.getElementById('profile-headline');
const profileSubline = document.getElementById('profile-subline');
const logoutButton = document.getElementById('logout-button');
const profileTabButtons = Array.from(document.querySelectorAll('[data-profile-tab]'));
const profileTabPanels = Array.from(document.querySelectorAll('[data-profile-panel]'));
const myEventsCount = document.getElementById('my-events-count');
const myRegistrationsCount = document.getElementById('my-registrations-count');
const myEventsList = document.getElementById('my-events-list');
const myRegistrationsList = document.getElementById('my-registrations-list');
const profileForm = document.getElementById('profile-form');
const profileFeedback = document.getElementById('profile-feedback');
const vornameInput = document.getElementById('vorname');
const nachnameInput = document.getElementById('nachname');
const emailInput = document.getElementById('email');
const passwortInput = document.getElementById('passwort');
let currentUser = getCurrentUser();
let allEvents = [];
init();
async function init() {
if (!currentUser) {
renderLoggedOutState();
return;
}
renderLoggedInState(currentUser);
bindFormHandlers();
activateProfileTab('hosting');
allEvents = await loadAllEvents();
renderMyEvents(allEvents, currentUser);
renderMyRegistrations(allEvents, currentUser);
}
// Liest den aktuell eingeloggten Benutzer robust aus dem Storage.
function getCurrentUser() {
try {
const raw = localStorage.getItem(CURRENT_USER_KEY);
return raw ? JSON.parse(raw) : null;
} catch (error) {
console.error('Der aktuelle Benutzer konnte nicht geladen werden.', error);
return null;
}
}
// Liest lokal erstellte Events aus dem Storage.
function getStoredEvents() {
try {
const raw = localStorage.getItem(EVENTS_STORAGE_KEY);
return raw ? JSON.parse(raw) : [];
} catch (error) {
console.error('Lokale Events konnten nicht gelesen werden.', error);
return [];
}
}
// Liest den Anmeldestatus pro Benutzer-E-Mail.
function getRegistrationMap() {
try {
const raw = localStorage.getItem(REGISTRATION_STORAGE_KEY);
return raw ? JSON.parse(raw) : {};
} catch (error) {
console.error('Anmeldedaten konnten nicht gelesen werden.', error);
return {};
}
}
// Schreibt den gesamten Registrierungszustand in localStorage.
function setRegistrationMap(registrationMap) {
localStorage.setItem(REGISTRATION_STORAGE_KEY, JSON.stringify(registrationMap));
}
// Schreibt die lokal erstellten Events in den Storage.
function setStoredEvents(events) {
localStorage.setItem(EVENTS_STORAGE_KEY, JSON.stringify(events));
}
// Fuehrt JSON-Daten und lokal erstellte Events in einer Liste zusammen.
async function loadAllEvents() {
try {
const response = await fetch('data/events.json');
const apiEvents = await response.json();
return [...getStoredEvents(), ...apiEvents];
} catch (error) {
console.error('Events konnten nicht geladen werden.', error);
return getStoredEvents();
}
}
// Schaltet in den ausgeloggten Zustand und blendet geschuetzte Inhalte aus.
function renderLoggedOutState() {
loggedOutState.classList.remove('hidden');
loggedInContent.classList.add('hidden');
logoutButton.classList.add('hidden');
profileHeadline.textContent = 'Mein Profil';
profileSubline.textContent = 'Bitte logge dich ein, um deinen Bereich zu sehen.';
}
// Fuellt Ueberschriften und Formular mit den aktuellen Benutzerdaten.
function renderLoggedInState(user) {
loggedOutState.classList.add('hidden');
loggedInContent.classList.remove('hidden');
logoutButton.classList.remove('hidden');
profileHeadline.textContent = `Hallo ${user.vorname || 'Gast'}`;
profileSubline.textContent = 'Hier kannst du deine Events und Anmeldungen verwalten.';
vornameInput.value = user.vorname || '';
nachnameInput.value = user.nachname || '';
emailInput.value = user.email || '';
}
// Bindet Submit-, Input- und Logout-Verhalten an die Profilseite.
function bindFormHandlers() {
profileForm.addEventListener('submit', handleProfileSubmit);
myRegistrationsList.addEventListener('click', handleRegistrationListClick);
myEventsList.addEventListener('click', handleHostedListClick);
profileTabButtons.forEach(button => {
button.addEventListener('click', () => {
const tabName = button.getAttribute('data-profile-tab');
if (!tabName) {
return;
}
activateProfileTab(tabName);
});
});
[vornameInput, nachnameInput, emailInput, passwortInput].forEach(input => {
input.addEventListener('input', () => {
input.parentElement.classList.remove('has-error');
profileFeedback.textContent = '';
});
});
logoutButton.addEventListener('click', () => {
localStorage.removeItem(CURRENT_USER_KEY);
window.location.href = 'login.html';
});
}
// Reagiert auf Aktionen in der Liste "Meine Events" per Event Delegation.
function handleHostedListClick(event) {
const target = event.target;
if (!(target instanceof HTMLElement)) {
return;
}
const cancelButton = target.closest('[data-cancel-event-id]');
if (cancelButton && currentUser?.email) {
const eventId = Number(cancelButton.getAttribute('data-cancel-event-id'));
if (Number.isFinite(eventId)) {
cancelHostedEvent(eventId, currentUser.email);
}
return;
}
if (target.closest('a, button')) {
return;
}
const card = target.closest('[data-event-id]');
if (!card) {
return;
}
const eventId = Number(card.getAttribute('data-event-id'));
if (!Number.isFinite(eventId)) {
return;
}
window.location.href = `event_detail.html?id=${eventId}`;
}
// Schaltet den sichtbaren Profilbereich per Tabname um.
function activateProfileTab(tabName) {
profileTabButtons.forEach(button => {
const isActive = button.getAttribute('data-profile-tab') === tabName;
button.classList.toggle('is-active', isActive);
button.setAttribute('aria-selected', isActive ? 'true' : 'false');
});
profileTabPanels.forEach(panel => {
const isActive = panel.getAttribute('data-profile-panel') === tabName;
panel.classList.toggle('hidden', !isActive);
});
}
// Reagiert auf Aktionen in der Liste "Meine Anmeldungen" per Event Delegation.
function handleRegistrationListClick(event) {
const target = event.target;
if (!(target instanceof HTMLElement)) {
return;
}
const unregisterButton = target.closest('[data-unregister-id]');
if (unregisterButton) {
if (!currentUser?.email) {
return;
}
const eventId = Number(unregisterButton.getAttribute('data-unregister-id'));
if (!Number.isFinite(eventId)) {
return;
}
unregisterFromEvent(eventId, currentUser.email);
return;
}
if (target.closest('a, button')) {
return;
}
const card = target.closest('[data-event-id]');
if (!card) {
return;
}
const eventId = Number(card.getAttribute('data-event-id'));
if (!Number.isFinite(eventId)) {
return;
}
window.location.href = `event_detail.html?id=${eventId}`;
}
// Sagt ein gehostetes Event ab (aus eigener Profilansicht entfernen).
function cancelHostedEvent(eventId, userEmail) {
// Lokal erstellte, eigene Events werden direkt aus dem Storage geloescht.
const storedEvents = getStoredEvents();
const nextStoredEvents = storedEvents.filter(event => {
const isTargetEvent = Number(event.id) === eventId;
const isOwnedByUser = normalizeText(event.hostEmail || '') === normalizeText(userEmail)
|| normalizeText(event.host?.name || '') === normalizeText(currentUser?.vorname || '');
return !(isTargetEvent && isOwnedByUser);
});
setStoredEvents(nextStoredEvents);
// Event-ID fuer alle Benutzer aus den Anmeldungen entfernen.
const registrationMap = getRegistrationMap();
Object.keys(registrationMap).forEach(email => {
const ids = Array.isArray(registrationMap[email])
? registrationMap[email].map(id => Number(id)).filter(Number.isFinite)
: [];
registrationMap[email] = ids.filter(id => id !== eventId);
});
setRegistrationMap(registrationMap);
allEvents = allEvents.filter(event => Number(event.id) !== eventId);
renderMyEvents(allEvents, currentUser);
renderMyRegistrations(allEvents, currentUser);
profileFeedback.textContent = 'Event wurde abgesagt und aus deinem Hosting entfernt.';
}
// Entfernt eine Event-ID aus der Benutzerliste und aktualisiert die UI sofort.
function unregisterFromEvent(eventId, userEmail) {
const registrationMap = getRegistrationMap();
const currentIds = Array.isArray(registrationMap[userEmail]) ? registrationMap[userEmail] : [];
const nextIds = currentIds
.map(id => Number(id))
.filter(id => Number.isFinite(id) && id !== eventId);
registrationMap[userEmail] = nextIds;
setRegistrationMap(registrationMap);
renderMyRegistrations(allEvents, currentUser);
profileFeedback.textContent = 'Du wurdest von dem Event abgemeldet.';
}
// Validiert Profildaten konsistent und liefert true/false zur Submit-Steuerung.
function validateProfileForm() {
let isValid = true;
const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
if (!vornameInput.value.trim()) {
vornameInput.parentElement.classList.add('has-error');
isValid = false;
}
if (!nachnameInput.value.trim()) {
nachnameInput.parentElement.classList.add('has-error');
isValid = false;
}
if (!emailRegex.test(emailInput.value.trim())) {
emailInput.parentElement.classList.add('has-error');
isValid = false;
}
if (passwortInput.value && passwortInput.value.length < 6) {
passwortInput.parentElement.classList.add('has-error');
isValid = false;
}
return isValid;
}
// Speichert Profilaenderungen lokal und synchronisiert auch den Benutzerkatalog.
function handleProfileSubmit(event) {
event.preventDefault();
if (!validateProfileForm()) {
profileFeedback.textContent = 'Bitte pruefe die markierten Felder.';
return;
}
const previousEmail = currentUser.email;
const nextUser = {
...currentUser,
vorname: vornameInput.value.trim(),
nachname: nachnameInput.value.trim(),
email: emailInput.value.trim(),
passwort: passwortInput.value ? passwortInput.value : currentUser.passwort,
updatedAt: new Date().toISOString()
};
currentUser = nextUser;
localStorage.setItem(CURRENT_USER_KEY, JSON.stringify(nextUser));
syncUserInUserStore(previousEmail, nextUser);
// Falls sich die E-Mail geaendert hat, verschieben wir bestehende Anmeldungen auf die neue E-Mail.
migrateRegistrationEmail(previousEmail, nextUser.email);
passwortInput.value = '';
profileHeadline.textContent = `Hallo ${nextUser.vorname}`;
profileFeedback.textContent = 'Profil erfolgreich gespeichert.';
}
// Synchronisiert einen Benutzer im zentralen User-Array.
function syncUserInUserStore(previousEmail, nextUser) {
let users = [];
try {
const raw = localStorage.getItem(USERS_STORAGE_KEY);
users = raw ? JSON.parse(raw) : [];
} catch (error) {
console.error('Benutzerdaten konnten nicht gelesen werden.', error);
}
const nextUsers = users.filter(user => user.email !== previousEmail && user.email !== nextUser.email);
nextUsers.unshift(nextUser);
localStorage.setItem(USERS_STORAGE_KEY, JSON.stringify(nextUsers));
}
// Migriert bestehende Registrierungen, falls die E-Mail aktualisiert wurde.
function migrateRegistrationEmail(previousEmail, nextEmail) {
if (!previousEmail || !nextEmail || previousEmail === nextEmail) {
return;
}
const map = getRegistrationMap();
const existingRegistrations = Array.isArray(map[previousEmail]) ? map[previousEmail] : [];
const alreadyPresent = Array.isArray(map[nextEmail]) ? map[nextEmail] : [];
map[nextEmail] = Array.from(new Set([...alreadyPresent, ...existingRegistrations]));
delete map[previousEmail];
localStorage.setItem(REGISTRATION_STORAGE_KEY, JSON.stringify(map));
}
// Ermittelt gehostete Events aus lokal erstellten Daten des aktuellen Benutzers.
function getMyHostedEvents(events, user) {
const userFirstName = normalizeText(user.vorname || '');
const userEmail = normalizeText(user.email || '');
return events.filter(event => {
if (event.source !== 'local') {
return false;
}
const hostEmail = normalizeText(event.hostEmail || '');
const hostName = normalizeText(event.host?.name || '');
if (hostEmail && hostEmail === userEmail) {
return true;
}
return userFirstName && hostName === userFirstName;
});
}
// Ermittelt angemeldete Events ueber die Registration-Map.
function getMyRegisteredEvents(events, user) {
const registrationMap = getRegistrationMap();
const registeredIds = Array.isArray(registrationMap[user.email]) ? registrationMap[user.email] : [];
const idSet = new Set(registeredIds.map(id => Number(id)));
return events.filter(event => idSet.has(Number(event.id)));
}
// Rendert gehostete Events inkl. Zaehler.
function renderMyEvents(events, user) {
const hostedEvents = getMyHostedEvents(events, user);
myEventsCount.textContent = String(hostedEvents.length);
renderEventCards(myEventsList, hostedEvents, {
title: 'Noch kein eigenes Event',
text: 'Starte dein erstes Dinner und lade die Community an deinen Tisch ein.',
buttonLabel: 'Event erstellen',
href: 'event_create.html'
}, 'hosting');
}
// Rendert angemeldete Events inkl. Zaehler.
function renderMyRegistrations(events, user) {
const registeredEvents = getMyRegisteredEvents(events, user);
myRegistrationsCount.textContent = String(registeredEvents.length);
renderEventCards(myRegistrationsList, registeredEvents, {
title: 'Noch keine Anmeldungen',
text: 'Entdecke spannende Dinner in deiner Naehe und melde dich direkt an.',
buttonLabel: 'Events entdecken',
href: 'event_overview.html'
}, 'registrations');
}
// Baut die Eventkarten fuer beide Listen in einheitlichem Markup.
function renderEventCards(container, events, emptyStateConfig, mode) {
container.innerHTML = '';
if (events.length === 0) {
const emptyElement = document.createElement('div');
emptyElement.className = 'profile-empty-state';
emptyElement.innerHTML = `
<p class="profile-empty-kicker">Keine Treffer</p>
<h3>${emptyStateConfig.title}</h3>
<p>${emptyStateConfig.text}</p>
<a class="button" href="${emptyStateConfig.href}">${emptyStateConfig.buttonLabel}</a>
`;
container.appendChild(emptyElement);
return;
}
events.forEach(event => {
const card = document.createElement('article');
card.className = 'profile-event-card profile-event-card-clickable';
card.setAttribute('data-event-id', String(event.id));
const addressMarkup = mode === 'registrations' && event.address
? `
<div class="profile-event-address-block" aria-label="Event Adresse">
<p class="profile-event-address-label">Adresse</p>
<p class="profile-event-address">${event.address}</p>
</div>
`
: '';
const actionMarkup = mode === 'registrations'
? `
<div class="profile-event-actions">
<button class="profile-unregister-btn" type="button" data-unregister-id="${event.id}">Abmelden</button>
</div>
`
: `
<div class="profile-event-actions">
<button class="profile-cancel-btn" type="button" data-cancel-event-id="${event.id}">Event absagen</button>
</div>
`;
card.innerHTML = `
<div>
<h3 class="profile-event-title">${event.title}</h3>
<p class="profile-event-meta">${event.location} | ${formatEventDate(event.date)} | ${formatEventTime(event.time)}</p>
${addressMarkup}
</div>
${actionMarkup}
`;
container.appendChild(card);
});
}
// Formatiert ein Eventdatum konsistent fuer die Profilkarten.
function formatEventDate(dateString) {
if (!dateString) {
return 'Kein Datum';
}
if (/^\d{4}-\d{2}-\d{2}$/.test(dateString)) {
const [year, month, day] = dateString.split('-');
const monthLabel = ['Januar', 'Februar', 'Maerz', 'April', 'Mai', 'Juni', 'Juli', 'August', 'September', 'Oktober', 'November', 'Dezember'][Number(month) - 1];
return `${Number(day)}. ${monthLabel} ${year}`;
}
return dateString;
}
// Vereinheitlicht die Zeitanzeige fuer die Profilseite.
function formatEventTime(timeString) {
if (!timeString) {
return 'Keine Uhrzeit';
}
return timeString.includes('UHR') ? timeString.replace('UHR', 'Uhr').trim() : timeString;
}
// Normalisiert Vergleichswerte fuer robuste String-Matches.
function normalizeText(value) {
return String(value || '').trim().toLowerCase();
}
});