// Main application functionality for LifeTracker Pro

class ActivityTracker {
    constructor() {
        this.activities = {
            sleep: { hours: 0, minutes: 0 },
            work: { hours: 0, minutes: 0 },
            play: { hours: 0, minutes: 0 },
            exercise: { hours: 0, minutes: 0 }
        };
        this.initializeEventListeners();
    }

    initializeEventListeners() {
        // Add event listeners for activity buttons
        document.querySelectorAll('[class*="bg-"]:not(#reset-workout)').forEach(button => {
            button.addEventListener('click', (e) => {
                const activity = e.target.closest('.bg-white').querySelector('h3').textContent.toLowerCase();
                this.logActivity(activity);
            });
        });
    }

    logActivity(activity) {
        // Simulate adding time (in a real app, this would open a modal or form)
        const randomHours = Math.floor(Math.random() * 3);
        const randomMinutes = Math.floor(Math.random() * 60);
        
        this.activities[activity] = {
            hours: this.activities[activity].hours + randomHours,
            minutes: this.activities[activity].minutes + randomMinutes
        };

        // Normalize minutes to hours if over 60
        if (this.activities[activity].minutes >= 60) {
            this.activities[activity].hours += Math.floor(this.activities[activity].minutes / 60);
            this.activities[activity].minutes = this.activities[activity].minutes % 60;
        }

        this.updateActivityDisplay(activity);
    }

    updateActivityDisplay(activity) {
        const activityElement = document.querySelector(`.bg-white:has(h3:contains("${activity.charAt(0).toUpperCase() + activity.slice(1)}"))`);
        const timeDisplay = activityElement.querySelector('.text-3xl');
        const progressBar = activityElement.querySelector('.h-2:last-child');
        
        const totalMinutes = (this.activities[activity].hours * 60) + this.activities[activity].minutes;
        const percentage = Math.min((totalMinutes / (8 * 60)) * 100, 100); // Cap at 8 hours equivalent
        
        timeDisplay.textContent = `${this.activities[activity].hours}h ${this.activities[activity].minutes}m`;
        progressBar.style.width = `${percentage}%`;
    }
}

class WorkoutTracker {
    constructor() {
        this.workoutItems = [
            { id: 1, name: "150 stretching exercise", completed: false },
            { id: 2, name: "150 push ups", completed: false },
            { id: 3, name: "150 sit ups", completed: false },
            { id: 4, name: "150 squats", completed: false },
            { id: 5, name: "150 curls", completed: false },
            { id: 6, name: "150 inclined push ups", completed: false },
            { id: 7, name: "150 declined push ups", completed: false },
            { id: 8, name: "200 gripping (each hand)", completed: false },
            { id: 9, name: "Do at least minimum of 30 to 40 min mewing", completed: false },
            { id: 10, name: "5 kilometres running", completed: false }
        ];
        this.initializeWorkoutListeners();
    }

    initializeWorkoutListeners() {
        document.getElementById('reset-workout').addEventListener('click', () => {
            this.resetWorkout();
        });
    }

    updateProgress() {
        const completed = this.workoutItems.filter(item => item.completed).length;
        const total = this.workoutItems.length;
        const percentage = Math.round((completed / total) * 100);
        
        document.getElementById('completion-percentage').textContent = `${percentage}%`;
    }

    resetWorkout() {
        this.workoutItems.forEach(item => {
            item.completed = false;
        });
        this.renderChecklist();
        this.updateProgress();
    }

    renderChecklist() {
        const checklist = document.getElementById('workout-checklist');
        checklist.innerHTML = '';

        this.workoutItems.forEach(item => {
            const div = document.createElement('div');
            div.className = 'flex items-center p-3 bg-gray-50 rounded-lg hover:bg-gray-100 transition-colors';
            
            const checkbox = document.createElement('div');
            checkbox.className = `workout-checkbox mr-3 ${item.completed ? 'checked' : ''}`;
            checkbox.addEventListener('click', () => {
                item.completed = !item.completed;
                checkbox.classList.toggle('checked');
                this.updateProgress();
            });

            const label = document.createElement('span');
            label.className = 'text-gray-800';
            label.textContent = item.name;

            div.appendChild(checkbox);
            div.appendChild(label);
            checklist.appendChild(div);
        });
    }
}

// Initialize the application
function initializeApp() {
    window.activityTracker = new ActivityTracker();
    window.workoutTracker = new WorkoutTracker();
}

function initializeWorkoutChecklist() {
    window.workoutTracker = new WorkoutTracker();
    window.workoutTracker.renderChecklist();
}

// Initialize when DOM is loaded
document.addEventListener('DOMContentLoaded', initializeApp);