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// Time Filter Management for Dashboard
class TimeFilterManager {
constructor() {
this.currentPeriod = 'daily';
this.currentDate = new Date().toISOString().split('T')[0];
this.callbacks = new Set();
this.init();
}
init() {
this.setupEventListeners();
this.initializeFilter();
}
setupEventListeners() {
// Listen for period change events from the component
document.addEventListener('period-changed', (event) => {
const { period, date } = event.detail;
this.handlePeriodChange(period, date);
});
// Listen for keyboard shortcuts
document.addEventListener('keydown', (event) => {
if (event.ctrlKey || event.metaKey) {
switch (event.key) {
case '1':
event.preventDefault();
this.setPeriod('daily');
break;
case '2':
event.preventDefault();
this.setPeriod('weekly');
break;
case '3':
event.preventDefault();
this.setPeriod('monthly');
break;
}
}
});
}
initializeFilter() {
// Set initial state
this.triggerCallbacks();
}
handlePeriodChange(period, date) {
const previousPeriod = this.currentPeriod;
const previousDate = this.currentDate;
this.currentPeriod = period;
this.currentDate = date;
// Only trigger callbacks if something actually changed
if (previousPeriod !== period || previousDate !== date) {
this.triggerCallbacks();
this.updateURL();
}
}
triggerCallbacks() {
const data = {
period: this.currentPeriod,
date: this.currentDate,
timestamp: Date.now()
};
this.callbacks.forEach(callback => {
try {
callback(data);
} catch (error) {
console.error('Error in time filter callback:', error);
}
});
}
updateURL() {
// Update URL parameters without page reload
const url = new URL(window.location);
url.searchParams.set('period', this.currentPeriod);
url.searchParams.set('date', this.currentDate);
window.history.replaceState({}, '', url);
}
// Public API methods
setPeriod(period) {
const filterComponent = document.querySelector('[x-data*="timeFilter"]');
if (filterComponent && filterComponent._x_dataStack) {
const alpineData = filterComponent._x_dataStack[0];
if (alpineData && typeof alpineData.setPeriod === 'function') {
alpineData.setPeriod(period);
}
}
}
setDate(date) {
const filterComponent = document.querySelector('[x-data*="timeFilter"]');
if (filterComponent && filterComponent._x_dataStack) {
const alpineData = filterComponent._x_dataStack[0];
if (alpineData && typeof alpineData.setDate === 'function') {
alpineData.setDate(date);
}
}
}
getCurrentPeriod() {
return this.currentPeriod;
}
getCurrentDate() {
return this.currentDate;
}
getCurrentSelection() {
return {
period: this.currentPeriod,
date: this.currentDate
};
}
// Callback management
onPeriodChange(callback) {
if (typeof callback === 'function') {
this.callbacks.add(callback);
// Immediately call with current state
callback({
period: this.currentPeriod,
date: this.currentDate,
timestamp: Date.now()
});
}
// Return unsubscribe function
return () => {
this.callbacks.delete(callback);
};
}
// Utility methods
getDateRange() {
const date = new Date(this.currentDate);
switch (this.currentPeriod) {
case 'daily':
return {
start: new Date(date),
end: new Date(date)
};
case 'weekly':
const startOfWeek = new Date(date);
startOfWeek.setDate(date.getDate() - date.getDay());
const endOfWeek = new Date(startOfWeek);
endOfWeek.setDate(startOfWeek.getDate() + 6);
return {
start: startOfWeek,
end: endOfWeek
};
case 'monthly':
const startOfMonth = new Date(date.getFullYear(), date.getMonth(), 1);
const endOfMonth = new Date(date.getFullYear(), date.getMonth() + 1, 0);
return {
start: startOfMonth,
end: endOfMonth
};
default:
return {
start: new Date(date),
end: new Date(date)
};
}
}
formatDateForAPI() {
return this.currentDate;
}
getPeriodLabel() {
const labels = {
daily: 'Daily',
weekly: 'Weekly',
monthly: 'Monthly'
};
return labels[this.currentPeriod] || 'Daily';
}
// Navigation methods
goToPrevious() {
const date = new Date(this.currentDate);
switch (this.currentPeriod) {
case 'daily':
date.setDate(date.getDate() - 1);
break;
case 'weekly':
date.setDate(date.getDate() - 7);
break;
case 'monthly':
date.setMonth(date.getMonth() - 1);
break;
}
this.setDate(date.toISOString().split('T')[0]);
}
goToNext() {
const date = new Date(this.currentDate);
switch (this.currentPeriod) {
case 'daily':
date.setDate(date.getDate() + 1);
break;
case 'weekly':
date.setDate(date.getDate() + 7);
break;
case 'monthly':
date.setMonth(date.getMonth() + 1);
break;
}
this.setDate(date.toISOString().split('T')[0]);
}
goToToday() {
this.setDate(new Date().toISOString().split('T')[0]);
}
}
// Initialize time filter manager
let timeFilterManager;
document.addEventListener('DOMContentLoaded', function() {
timeFilterManager = new TimeFilterManager();
// Make it globally available
window.timeFilterManager = timeFilterManager;
});
export { TimeFilterManager }; |