/**
 * Main Application Logic
 * Handles routing, data fetching, and component interaction.
 */

// Data Mockups (Simulating Public API response)
const servicesData = [
    {
        id: 1,
        title: "Tree Removal",
        desc: "Complete removal of hazardous or unwanted trees using advanced rigging techniques to protect your property.",
        icon: "log-out",
        image: "http://static.photos/nature/640x360/1"
    },
    {
        id: 2,
        title: "Stump Grinding",
        desc: "Eliminate tripping hazards and improve curb appeal by grinding stumps below ground level.",
        icon: "disc",
        image: "http://static.photos/nature/640x360/2"
    },
    {
        id: 3,
        title: "Tree Pruning",
        desc: "Selective branch removal to improve structure, health, and aesthetics of your trees.",
        icon: "scissors",
        image: "http://static.photos/nature/640x360/3"
    },
    {
        id: 4,
        title: "Emergency Storm Care",
        desc: "24/7 rapid response for fallen trees or branches threatening your home or power lines.",
        icon: "alert-triangle",
        image: "http://static.photos/nature/640x360/4"
    },
    {
        id: 5,
        title: "Land Clearing",
        desc: "Preparing lots for construction or renovation by removing vegetation efficiently.",
        icon: "map",
        image: "http://static.photos/nature/640x360/5"
    },
    {
        id: 6,
        title: "Cabling & Bracing",
        desc: "Installing support systems to preserve structurally weak trees and extend their lifespan.",
        icon: "anchor",
        image: "http://static.photos/nature/640x360/6"
    }
];

const projectsData = [
    { title: "Oak Tree Removal", location: "Downtown", img: "http://static.photos/nature/640x360/10" },
    { title: "Storm Damage Cleanup", location: "Westside", img: "http://static.photos/nature/640x360/11" },
    { title: "Stump Grinding Project", location: "Hillside", img: "http://static.photos/nature/640x360/12" },
    { title: "Palm Tree Trimming", location: "Beach Blvd", img: "http://static.photos/nature/640x360/13" },
    { title: "Hazardous Limb Removal", location: "Suburbia", img: "http://static.photos/nature/640x360/14" },
    { title: "Commercial Clearing", location: "Industrial Park", img: "http://static.photos/nature/640x360/15" },
];
class Router {
    constructor() {
        this.routes = ['home', 'services', 'projects', 'contact'];
        this.init();
    }

    init() {
        // Handle initial load based on hash or default to home
        const hash = window.location.hash.replace('#', '') || 'home';
        this.navigate(hash);

        // Handle browser back/forward buttons
        window.addEventListener('popstate', (event) => {
            if(event.state && event.state.page) {
                this.renderPage(event.state.page);
            }
        });
    }

    navigate(pageId) {
        // Update URL hash without reload
        if (window.location.hash !== `#${pageId}`) {
            history.pushState({ page: pageId }, null, `#${pageId}`);
        }
        this.renderPage(pageId);
    }

    renderPage(pageId) {
        // Hide all sections
        document.querySelectorAll('.page-section').forEach(section => {
            section.classList.remove('active');
        });

        // Show target section
        const target = document.getElementById(pageId);
        if (target) {
            target.classList.add('active');
            window.scrollTo(0, 0);
        } else {
            // Fallback to home
            document.getElementById('home').classList.add('active');
        }

        // Update Nav Active State (works inside Shadow DOM via querySelector logic below)
        this.updateNavState(pageId);

        // Load specific page data if needed
        if (pageId === 'services') this.loadServices();
        if (pageId === 'projects') this.loadProjects();
        
        // Close mobile menu if open
        this.closeMobileMenu();
    }

    updateNavState(activeId) {
        // Since header is shadow DOM, we need to access it specifically
        const header = document.querySelector('custom-header');
        if (header && header.shadowRoot) {
            const links = header.shadowRoot.querySelectorAll('.nav-link');
            links.forEach(link => {
                if (link.getAttribute('data-target') === activeId) {
                    link.classList.add('active');
                } else {
                    link.classList.remove('active');
                }
            });
        }
    }
    
    closeMobileMenu() {
        const header = document.querySelector('custom-header');
        if (header && header.shadowRoot) {
            const mobileMenu = header.shadowRoot.querySelector('.mobile-menu');
            if (mobileMenu) {
                mobileMenu.classList.remove('open');
            }
        }
    }

    async loadServices() {
        const grid = document.getElementById('services-grid');
        if (!grid) return;
        
        // Check if already loaded to prevent re-render
        if (grid.children.length > 1 && !grid.querySelector('.spinner')) return;

        // Simulate API delay
        grid.innerHTML = '<div class="col-span-full flex justify-center py-10"><div class="spinner"></div></div>';
        
        setTimeout(() => {
            grid.innerHTML = servicesData.map(service => `
                <div class="bg-white rounded-xl shadow-lg overflow-hidden hover:shadow-2xl transition duration-300 group flex flex-col">
                    <div class="h-48 overflow-hidden relative">
                        <img src="${service.image}" alt="${service.title}" class="w-full h-full object-cover group-hover:scale-110 transition duration-500">
                        <div class="absolute inset-0 bg-black/20 group-hover:bg-black/10 transition"></div>
                    </div>
                    <div class="p-8 flex-grow flex flex-col">
                        <div class="w-12 h-12 bg-primary-100 rounded-lg flex items-center justify-center text-primary-600 mb-4">
                            <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
                                ${this.getIconPath(service.icon)}
                            </svg>
                        </div>
                        <h4 class="text-xl font-bold mb-2">${service.title}</h4>
                        <p class="text-gray-600 mb-4 flex-grow">${service.desc}</p>
                        <button onclick="window.router.navigate('contact')" class="text-secondary-600 font-bold hover:text-secondary-800 inline-flex items-center self-start cursor-pointer bg-transparent border-0 p-0">
                            Request Service 
                            <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="ml-1"><line x1="5" y1="12" x2="19" y2="12"/><polyline points="12 5 19 12 12 19"/></svg>
                        </button>
                    </div>
                </div>
            `).join('');
        }, 600);
    }
    
    getIconPath(iconName) {
        const icons = {
            'log-out': '<path d="M9 21H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h4"/><polyline points="16 17 21 12 16 7"/><line x1="21" y1="12" x2="9" y2="12"/>',
            'disc': '<circle cx="12" cy="12" r="10"/><circle cx="12" cy="12" r="3"/>',
            'scissors': '<circle cx="6" cy="6" r="3"/><circle cx="6" cy="18" r="3"/><line x1="20" y1="4" x2="8.12" y2="15.88"/><line x1="14.47" y1="14.48" x2="20" y2="20"/><line x1="8.12" y1="8.12" x2="12" y2="12"/>',
            'alert-triangle': '<path d="M10.29 3.86L1.82 18a2 2 0 0 0 1.71 3h16.94a2 2 0 0 0 1.71-3L13.71 3.86a2 2 0 0 0-3.42 0z"/><line x1="12" y1="9" x2="12" y2="13"/><line x1="12" y1="17" x2="12.01" y2="17"/>',
            'map': '<polygon points="1 6 1 22 8 18 16 22 23 18 23 2 16 6 8 2 1 6"/><line x1="8" y1="2" x2="8" y2="18"/><line x1="16" y1="6" x2="16" y2="22"/>',
            'anchor': '<circle cx="12" cy="5" r="3"/><line x1="12" y1="22" x2="12" y2="8"/><path d="M5 12H2a10 10 0 0 0 20 0h-3"/>'
        };
        return icons[iconName] || icons['log-out'];
    }

    loadProjects() {
        const grid = document.getElementById('gallery-grid');
        if (!grid) return;
        
        if (grid.children.length > 0) return;

        const html = projectsData.map(proj => `
            <div class="relative group overflow-hidden rounded-lg cursor-pointer aspect-[4/3]">
                <img src="${proj.img}" alt="${proj.title}" class="w-full h-full object-cover transition duration-500 group-hover:scale-110">
                <div class="absolute inset-0 bg-gradient-to-t from-black/80 to-transparent opacity-0 group-hover:opacity-100 transition duration-300 flex flex-col justify-end p-6">
                    <h4 class="text-white font-bold text-xl">${proj.title}</h4>
                    <p class="text-gray-300 text-sm flex items-center">
                        <svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="mr-1"><path d="M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z"/><circle cx="12" cy="10" r="3"/></svg>
                        ${proj.location}
                    </p>
                </div>
            </div>
        `).join('');
        grid.innerHTML = html;
    }
}
// Initialize Router when DOM is ready
let router;
document.addEventListener('DOMContentLoaded', () => {
    router = new Router();
    // Expose to window for onclick handlers
    window.router = router;
});