import { categories } from './config/tools.js';
import { dom, switchView, hideAlert } from './ui.js';
import { setupToolInterface } from './handlers/toolSelectionHandler.js';
import { createIcons, icons } from 'lucide';
import * as pdfjsLib from 'pdfjs-dist';
import "../css/styles.css";

const init = () => {
    pdfjsLib.GlobalWorkerOptions.workerSrc = new URL(
        'pdfjs-dist/build/pdf.worker.min.mjs',
        import.meta.url
    ).toString();

    dom.toolGrid.textContent = '';

    categories.forEach(category => {
        const categoryGroup = document.createElement('div');
        categoryGroup.className = 'category-group col-span-full';

        const title = document.createElement('h2');
        title.className = 'text-xl font-bold text-indigo-400 mb-4 mt-8 first:mt-0';
        title.textContent = category.name; 

        const toolsContainer = document.createElement('div');
        toolsContainer.className = 'grid grid-cols-2 sm:grid-cols-3 md:grid-cols-4 lg:grid-cols-5 gap-4 md:gap-6';

        category.tools.forEach(tool => {
            const toolCard = document.createElement('div');
            toolCard.className = 'tool-card bg-gray-800 rounded-xl p-4 cursor-pointer flex flex-col items-center justify-center text-center';
            toolCard.dataset.toolId = tool.id; 

            const icon = document.createElement('i');
            icon.className = 'w-10 h-10 mb-3 text-indigo-400';
            icon.setAttribute('data-lucide', tool.icon);

            const toolName = document.createElement('h3');
            toolName.className = 'font-semibold text-white';
            toolName.textContent = tool.name; 

            toolCard.append(icon, toolName);

            if (tool.subtitle) {
                const toolSubtitle = document.createElement('p');
                toolSubtitle.className = 'text-xs text-gray-400 mt-1 px-2';
                toolSubtitle.textContent = tool.subtitle; 
                toolCard.appendChild(toolSubtitle);
            }

            toolsContainer.appendChild(toolCard);
        });

        categoryGroup.append(title, toolsContainer);
        dom.toolGrid.appendChild(categoryGroup);
    });

    const searchBar = document.getElementById('search-bar');
    const categoryGroups = dom.toolGrid.querySelectorAll('.category-group');

    searchBar.addEventListener('input', () => {
        // @ts-expect-error TS(2339) FIXME: Property 'value' does not exist on type 'HTMLEleme... Remove this comment to see the full error message
        const searchTerm = searchBar.value.toLowerCase().trim();

        categoryGroups.forEach(group => {
            const toolCards = group.querySelectorAll('.tool-card');
            let visibleToolsInCategory = 0;

            toolCards.forEach(card => {
                const toolName = card.querySelector('h3').textContent.toLowerCase();
                const toolSubtitle = card.querySelector('p')?.textContent.toLowerCase() || '';
                const isMatch = toolName.includes(searchTerm) || toolSubtitle.includes(searchTerm);

                card.classList.toggle('hidden', !isMatch);
                if (isMatch) {
                    visibleToolsInCategory++;
                }
            });

            group.classList.toggle('hidden', visibleToolsInCategory === 0);
        });
    });

    dom.toolGrid.addEventListener('click', (e) => {
        // @ts-expect-error TS(2339) FIXME: Property 'closest' does not exist on type 'EventTa... Remove this comment to see the full error message
        const card = e.target.closest('.tool-card');
        if (card) {
            const toolId = card.dataset.toolId;
            setupToolInterface(toolId);
        }
    });
    dom.backToGridBtn.addEventListener('click', () => switchView('grid'));
    dom.alertOkBtn.addEventListener('click', hideAlert);

    const faqAccordion = document.getElementById('faq-accordion');
    if (faqAccordion) {
        faqAccordion.addEventListener('click', (e) => {
            // @ts-expect-error TS(2339) FIXME: Property 'closest' does not exist on type 'EventTa... Remove this comment to see the full error message
            const questionButton = e.target.closest('.faq-question');
            if (!questionButton) return;

            const faqItem = questionButton.parentElement;
            const answer = faqItem.querySelector('.faq-answer');

            faqItem.classList.toggle('open');

            if (faqItem.classList.contains('open')) {
                answer.style.maxHeight = answer.scrollHeight + 'px';
            } else {
                answer.style.maxHeight = '0px';
            }
        });
    }

    createIcons({ icons });
    console.log('Please share our tool and share the love!');
};

document.addEventListener('DOMContentLoaded', init);