'use strict';

function openRenameChat(name) {
	let dialog = document.querySelector('dialog[rename]');
	dialog.querySelector('input[name=name]').value = name;
	dialog.showModal();
}

function renameChat() {
	ajax(`rename_chat.js?chat=${chatId}`);
}

function saveRenameChat() {
	let dialog = document.querySelector('dialog[rename]');
	let name = dialog.querySelector('input[name=name]').value;
	ajax(`save_rename_chat.js?chat=${chatId}&name=${encodeURIComponent(name)}`);
	dialog.close();
}

function deleteChat() {
	let dialog = document.querySelector('dialog[delete]');
	dialog.showModal();
}

function doDeleteChat(el) {
	closeModal(el);
	ajax(`delete_chat.js?chat=${chatId}`);
}

function showWaitingAiIcon() {
	document.querySelector('[waiting-ai-icon]').style.display = 'block';
}

function hideWaitingAiIcon() {
	document.querySelector('[waiting-ai-icon]').style.display = 'none';
}

// requires markdown-it
function handleMarkdown() {
	let converter = window.markdownit();
	let divs = document.querySelectorAll('[role]');
	for( let div of divs ) {
		div.innerHTML = converter.render(div.textContent);
	}
}

function updateAi(html) {
	hideWaitingAiIcon();
	document.querySelector('div[messages]').innerHTML = html;
	handleMarkdown();
	document.querySelector('textarea').focus();
	window.scrollTo(0, document.body.scrollHeight);
/*
	let scroll = aiDialog.querySelector('[scroll]');
	setTimeout(function(){
		scroll.scrollTo(0,scroll.scrollHeight);
	});
*/
}

const isMobile = 'ontouchstart' in window || navigator.maxTouchPoints > 0 || navigator.msMaxTouchPoints > 0;

function textareaKey(event) {
	if( event.keyCode===13 && !event.shiftKey && !event.ctrlKey && !isMobile ) {
		event.preventDefault();
		askAi();
	}
}

function fixTextarea(event) {
	let textarea = event.target;
	textarea.style.height = 'initial';
	textarea.style.height = (textarea.scrollHeight+2) + 'px';
	textarea.scrollIntoViewIfNeeded(false);
}

function askAi() {
	let input = document.querySelector('textarea');
	let url = `ai_ask.js?chat=${chatId}&input=${encodeURIComponent(input.value)}`;
	ajax(url);
	input.value = '';
	showWaitingAiIcon();
}