import { app } from "../../scripts/app.js";
import { api } from "../../scripts/api.js"
import { ComfyDialog, $el } from "../../scripts/ui.js";
import { ComfyWidgets } from "../../scripts/widgets.js";

var update_comfyui_button = null;
var fetch_updates_button = null;
var update_all_button = null;
var badge_mode = "none";

async function init_badge_mode() {
	api.fetchApi('/manager/badge_mode')
		.then(response => response.text())
		.then(data => { badge_mode = data; })
}

await init_badge_mode();

async function getCustomnodeMappings() {
	var mode = "url";
	if (ManagerMenuDialog.instance.local_mode_checkbox.checked)
		mode = "local";

	const response = await api.fetchApi(`/customnode/getmappings?mode=${mode}`);

	const data = await response.json();
	return data;
}

async function getUnresolvedNodesInComponent() {
	try {
		var mode = "url";
		if (ManagerMenuDialog.instance.local_mode_checkbox.checked)
			mode = "local";

		const response = await api.fetchApi(`/component/get_unresolved`);

		const data = await response.json();
		return data.nodes;
	}
	catch {
		return [];
	}
}

async function getCustomNodes() {
	var mode = "url";
	if (ManagerMenuDialog.instance.local_mode_checkbox.checked)
		mode = "local";

	var skip_update = "";
	if (ManagerMenuDialog.instance.update_check_checkbox.checked)
		skip_update = "&skip_update=true";

	const response = await api.fetchApi(`/customnode/getlist?mode=${mode}${skip_update}`);

	const data = await response.json();
	return data;
}

async function fetchNicknames() {
	const response1 = await api.fetchApi(`/customnode/getmappings?mode=local`);
	const mappings = await response1.json();

	let result = {};

	for (let i in mappings) {
		let item = mappings[i];
		var nickname;
		if (item[1].title) {
			nickname = item[1].title;
		}
		else {
			nickname = item[1].title_aux;
		}

		for (let j in item[0]) {
			result[item[0][j]] = nickname;
		}
	}

	return result;
}

let nicknames = await fetchNicknames();

async function getAlterList() {
	var mode = "url";
	if (ManagerMenuDialog.instance.local_mode_checkbox.checked)
		mode = "local";

	var skip_update = "";
	if (ManagerMenuDialog.instance.update_check_checkbox.checked)
		skip_update = "&skip_update=true";

	const response = await api.fetchApi(`/alternatives/getlist?mode=${mode}${skip_update}`);

	const data = await response.json();
	return data;
}

async function getModelList() {
	var mode = "url";
	if (ManagerMenuDialog.instance.local_mode_checkbox.checked)
		mode = "local";

	const response = await api.fetchApi(`/externalmodel/getlist?mode=${mode}`);

	const data = await response.json();
	return data;
}

async function install_checked_custom_node(grid_rows, target_i, caller, mode) {
	if (caller) {
		let failed = '';

		caller.disableButtons();

		for (let i in grid_rows) {
			if (!grid_rows[i].checkbox.checked && i != target_i)
				continue;

			var target;

			if (grid_rows[i].data.custom_node) {
				target = grid_rows[i].data.custom_node;
			}
			else {
				target = grid_rows[i].data;
			}

			caller.startInstall(target);

			try {
				const response = await api.fetchApi(`/customnode/${mode}`, {
					method: 'POST',
					headers: { 'Content-Type': 'application/json' },
					body: JSON.stringify(target)
				});

				if (response.status == 400) {
					app.ui.dialog.show(`${mode} failed: ${target.title}`);
					app.ui.dialog.element.style.zIndex = 9999;
					continue;
				}

				const status = await response.json();
				app.ui.dialog.close();
				target.installed = 'True';
				continue;
			}
			catch (exception) {
				failed += `<BR> ${target.title}`;
			}
		}

		if (failed != '') {
			app.ui.dialog.show(`${mode} failed: ${failed}`);
			app.ui.dialog.element.style.zIndex = 9999;
		}

		await caller.invalidateControl();
		caller.updateMessage('<BR>To apply the installed/disabled/enabled custom node, please restart ComfyUI.');
	}
}

async function updateComfyUI() {
	let prev_text = update_comfyui_button.innerText;
	update_comfyui_button.innerText = "Updating ComfyUI...";
	update_comfyui_button.disabled = true;
	update_comfyui_button.style.backgroundColor = "gray";

	try {
		const response = await api.fetchApi('/comfyui_manager/update_comfyui');

		if (response.status == 400) {
			app.ui.dialog.show('Failed to update ComfyUI.');
			app.ui.dialog.element.style.zIndex = 9999;
			return false;
		}

		if (response.status == 201) {
			app.ui.dialog.show('ComfyUI has been successfully updated.');
			app.ui.dialog.element.style.zIndex = 9999;
		}
		else {
			app.ui.dialog.show('ComfyUI is already up to date with the latest version.');
			app.ui.dialog.element.style.zIndex = 9999;
		}

		return true;
	}
	catch (exception) {
		app.ui.dialog.show(`Failed to update ComfyUI / ${exception}`);
		app.ui.dialog.element.style.zIndex = 9999;
		return false;
	}
	finally {
		update_comfyui_button.disabled = false;
		update_comfyui_button.innerText = prev_text;
		update_comfyui_button.style.backgroundColor = "";
	}
}

async function fetchUpdates(update_check_checkbox) {
	let prev_text = fetch_updates_button.innerText;
	fetch_updates_button.innerText = "Fetching updates...";
	fetch_updates_button.disabled = true;
	fetch_updates_button.style.backgroundColor = "gray";

	try {
		var mode = "url";
		if (ManagerMenuDialog.instance.local_mode_checkbox.checked)
			mode = "local";

		const response = await api.fetchApi(`/customnode/fetch_updates?mode=${mode}`);

		if (response.status != 200 && response.status != 201) {
			app.ui.dialog.show('Failed to fetch updates.');
			app.ui.dialog.element.style.zIndex = 9999;
			return false;
		}

		if (response.status == 201) {
			app.ui.dialog.show('There is an updated extension available.');
			app.ui.dialog.element.style.zIndex = 9999;
			update_check_checkbox.checked = false;
		}
		else {
			app.ui.dialog.show('All extensions are already up-to-date with the latest versions.');
			app.ui.dialog.element.style.zIndex = 9999;
		}

		return true;
	}
	catch (exception) {
		app.ui.dialog.show(`Failed to update custom nodes / ${exception}`);
		app.ui.dialog.element.style.zIndex = 9999;
		return false;
	}
	finally {
		fetch_updates_button.disabled = false;
		fetch_updates_button.innerText = prev_text;
		fetch_updates_button.style.backgroundColor = "";
	}
}

async function updateAll(update_check_checkbox) {
	let prev_text = update_all_button.innerText;
	update_all_button.innerText = "Updating all...(ComfyUI)";
	update_all_button.disabled = true;
	update_all_button.style.backgroundColor = "gray";

	try {
		var mode = "url";
		if (ManagerMenuDialog.instance.local_mode_checkbox.checked)
			mode = "local";

		update_all_button.innerText = "Updating all...";
		const response1 = await api.fetchApi('/comfyui_manager/update_comfyui');
		const response2 = await api.fetchApi(`/customnode/update_all?mode=${mode}`);

		if (response1.status != 200 && response2.status != 201) {
			app.ui.dialog.show('Failed to update ComfyUI or several extensions.<BR><BR>See terminal log.<BR>');
			app.ui.dialog.element.style.zIndex = 9999;
			return false;
		}
		if (response1.status == 201 || response2.status == 201) {
			app.ui.dialog.show('ComfyUI and all extensions have been updated to the latest version.');
			app.ui.dialog.element.style.zIndex = 9999;
		}
		else {
			app.ui.dialog.show('ComfyUI and all extensions are already up-to-date with the latest versions.');
			app.ui.dialog.element.style.zIndex = 9999;
		}

		return true;
	}
	catch (exception) {
		app.ui.dialog.show(`Failed to update ComfyUI or several extensions / ${exception}`);
		app.ui.dialog.element.style.zIndex = 9999;
		return false;
	}
	finally {
		update_all_button.disabled = false;
		update_all_button.innerText = prev_text;
		update_all_button.style.backgroundColor = "";
	}
}

async function install_model(target) {
	if (ModelInstaller.instance) {
		ModelInstaller.instance.startInstall(target);

		try {
			const response = await api.fetchApi('/model/install', {
				method: 'POST',
				headers: { 'Content-Type': 'application/json' },
				body: JSON.stringify(target)
			});

			const status = await response.json();
			app.ui.dialog.close();
			target.installed = 'True';
			return true;
		}
		catch (exception) {
			app.ui.dialog.show(`Install failed: ${target.title} / ${exception}`);
			app.ui.dialog.element.style.zIndex = 9999;
			return false;
		}
		finally {
			await ModelInstaller.instance.invalidateControl();
			ModelInstaller.instance.updateMessage("<BR>To apply the installed model, please click the 'Refresh' button on the main menu.");
		}
	}
}


// -----
class CustomNodesInstaller extends ComfyDialog {
	static instance = null;

	install_buttons = [];
	message_box = null;
	data = null;

	clear() {
		this.install_buttons = [];
		this.message_box = null;
		this.data = null;
	}

	constructor() {
		super();
		this.search_keyword = '';
		this.element = $el("div.comfy-modal", { parent: document.body }, []);
	}

	startInstall(target) {
		const self = CustomNodesInstaller.instance;

		self.updateMessage(`<BR><font color="green">Installing '${target.title}'</font>`);
	}

	disableButtons() {
		for (let i in this.install_buttons) {
			this.install_buttons[i].disabled = true;
			this.install_buttons[i].style.backgroundColor = 'gray';
		}
	}

	apply_searchbox(data) {
		let keyword = this.search_box.value.toLowerCase();
		for (let i in this.grid_rows) {
			let data = this.grid_rows[i].data;
			let content = data.author.toLowerCase() + data.description.toLowerCase() + data.title.toLowerCase();

			if (this.filter && this.filter != '*') {
				if (this.filter != data.installed) {
					this.grid_rows[i].control.style.display = 'none';
					continue;
				}
			}

			if (keyword == "")
				this.grid_rows[i].control.style.display = null;
			else if (content.includes(keyword)) {
				this.grid_rows[i].control.style.display = null;
			}
			else {
				this.grid_rows[i].control.style.display = 'none';
			}
		}
	}

	async filter_missing_node(data) {
		const mappings = await getCustomnodeMappings();


		// build regex->url map
		const regex_to_url = [];
		for (let i in data) {
			if (data[i]['nodename_pattern']) {
				let item = { regex: new RegExp(data[i].nodename_pattern), url: data[i].files[0] };
				regex_to_url.push(item);
			}
		}

		// build name->url map
		const name_to_url = {};
		for (const url in mappings) {
			const names = mappings[url];
			for (const name in names[0]) {
				name_to_url[names[0][name]] = url;
			}
		}

		const registered_nodes = new Set();
		for (let i in LiteGraph.registered_node_types) {
			registered_nodes.add(LiteGraph.registered_node_types[i].type);
		}

		const missing_nodes = new Set();
		const nodes = app.graph.serialize().nodes;
		for (let i in nodes) {
			const node_type = nodes[i].type;
			if (!registered_nodes.has(node_type)) {
				const url = name_to_url[node_type.trim()];
				if (url)
					missing_nodes.add(url);
				else {
					for (let j in regex_to_url) {
						if (regex_to_url[j].regex.test(node_type)) {
							missing_nodes.add(regex_to_url[j].url);
						}
					}
				}
			}
		}

		let unresolved_nodes = await getUnresolvedNodesInComponent();
		for (let i in unresolved_nodes) {
			let node_type = unresolved_nodes[i];
			const url = name_to_url[node_type];
			if (url)
				missing_nodes.add(url);
		}

		return data.filter(node => node.files.some(file => missing_nodes.has(file)));
	}

	async invalidateControl() {
		this.clear();

		// splash
		while (this.element.children.length) {
			this.element.removeChild(this.element.children[0]);
		}

		const msg = $el('div', { id: 'custom-message' },
			[$el('br'),
				'The custom node DB is currently being updated, and updates to custom nodes are being checked for.',
			$el('br'),
				'NOTE: Update only checks for extensions that have been fetched.',
			$el('br')]);
		msg.style.height = '100px';
		msg.style.verticalAlign = 'middle';
		msg.style.color = "var(--fg-color)";

		this.element.appendChild(msg);

		// invalidate
		this.data = (await getCustomNodes()).custom_nodes;

		if (this.is_missing_node_mode)
			this.data = await this.filter_missing_node(this.data);

		this.element.removeChild(msg);

		while (this.element.children.length) {
			this.element.removeChild(this.element.children[0]);
		}

		this.createHeaderControls();
		await this.createGrid();
		this.apply_searchbox(this.data);
		this.createBottomControls();
	}

	updateMessage(msg) {
		this.message_box.innerHTML = msg;
	}

	invalidate_checks(is_checked, install_state) {
		if (is_checked) {
			for (let i in this.grid_rows) {
				let data = this.grid_rows[i].data;
				let checkbox = this.grid_rows[i].checkbox;
				let buttons = this.grid_rows[i].buttons;

				checkbox.disabled = data.installed != install_state;

				if (checkbox.disabled) {
					for (let j in buttons) {
						buttons[j].style.display = 'none';
					}
				}
				else {
					for (let j in buttons) {
						buttons[j].style.display = null;
					}
				}
			}

			this.checkbox_all.disabled = false;
		}
		else {
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				if (checkbox.check)
					return; // do nothing
			}

			// every checkbox is unchecked -> enable all checkbox
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				let buttons = this.grid_rows[i].buttons;
				checkbox.disabled = false;

				for (let j in buttons) {
					buttons[j].style.display = null;
				}
			}

			this.checkbox_all.checked = false;
			this.checkbox_all.disabled = true;
		}
	}

	check_all(is_checked) {
		if (is_checked) {
			// lookup first checked item's state
			let check_state = null;
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				if (checkbox.checked) {
					check_state = this.grid_rows[i].data.installed;
				}
			}

			if (check_state == null)
				return;

			// check only same state items
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				if (this.grid_rows[i].data.installed == check_state)
					checkbox.checked = true;
			}
		}
		else {
			// uncheck all
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				let buttons = this.grid_rows[i].buttons;
				checkbox.checked = false;
				checkbox.disabled = false;

				for (let j in buttons) {
					buttons[j].style.display = null;
				}
			}

			this.checkbox_all.disabled = true;
		}
	}

	async createGrid() {
		var grid = document.createElement('table');
		grid.setAttribute('id', 'custom-nodes-grid');

		this.grid_rows = {};

		let self = this;

		var thead = document.createElement('thead');
		var tbody = document.createElement('tbody');

		var headerRow = document.createElement('tr');
		thead.style.position = "sticky";
		thead.style.top = "0px";
		thead.style.borderCollapse = "collapse";
		thead.style.tableLayout = "fixed";

		var header0 = document.createElement('th');
		header0.style.width = "20px";
		this.checkbox_all = $el("input", { type: 'checkbox', id: 'check_all' }, []);
		header0.appendChild(this.checkbox_all);
		this.checkbox_all.checked = false;
		this.checkbox_all.disabled = true;
		this.checkbox_all.addEventListener('change', function () { self.check_all.call(self, self.checkbox_all.checked); });

		var header1 = document.createElement('th');
		header1.innerHTML = '&nbsp;&nbsp;ID&nbsp;&nbsp;';
		header1.style.width = "20px";
		var header2 = document.createElement('th');
		header2.innerHTML = 'Author';
		header2.style.width = "150px";
		var header3 = document.createElement('th');
		header3.innerHTML = 'Name';
		header3.style.width = "20%";
		var header4 = document.createElement('th');
		header4.innerHTML = 'Description';
		header4.style.width = "60%";
		//        header4.classList.add('expandable-column');
		var header5 = document.createElement('th');
		header5.innerHTML = 'Install';
		header5.style.width = "130px";

		header0.style.position = "sticky";
		header0.style.top = "0px";
		header1.style.position = "sticky";
		header1.style.top = "0px";
		header2.style.position = "sticky";
		header2.style.top = "0px";
		header3.style.position = "sticky";
		header3.style.top = "0px";
		header4.style.position = "sticky";
		header4.style.top = "0px";
		header5.style.position = "sticky";
		header5.style.top = "0px";

		thead.appendChild(headerRow);
		headerRow.appendChild(header0);
		headerRow.appendChild(header1);
		headerRow.appendChild(header2);
		headerRow.appendChild(header3);
		headerRow.appendChild(header4);
		headerRow.appendChild(header5);

		headerRow.style.backgroundColor = "Black";
		headerRow.style.color = "White";
		headerRow.style.textAlign = "center";
		headerRow.style.width = "100%";
		headerRow.style.padding = "0";

		grid.appendChild(thead);
		grid.appendChild(tbody);

		if (this.data)
			for (var i = 0; i < this.data.length; i++) {
				const data = this.data[i];
				let dataRow = document.createElement('tr');

				let data0 = document.createElement('td');
				let checkbox = $el("input", { type: 'checkbox', id: `check_${i}` }, []);
				data0.appendChild(checkbox);
				checkbox.checked = false;
				checkbox.addEventListener('change', function () { self.invalidate_checks.call(self, checkbox.checked, data.installed); });

				var data1 = document.createElement('td');
				data1.style.textAlign = "center";
				data1.innerHTML = i + 1;
				var data2 = document.createElement('td');
				data2.style.maxWidth = "100px";
				data2.className = "cm-node-author"
				data2.textContent = ` ${data.author}`;
				data2.style.whiteSpace = "nowrap";
				data2.style.overflow = "hidden";
				data2.style.textOverflow = "ellipsis";
				var data3 = document.createElement('td');
				data3.style.maxWidth = "200px";
				data3.style.wordWrap = "break-word";
				data3.className = "cm-node-name"
				data3.innerHTML = `&nbsp;<a href=${data.reference} target="_blank"><font color="skyblue"><b>${data.title}</b></font></a>`;
				var data4 = document.createElement('td');
				data4.innerHTML = data.description;
				data4.className = "cm-node-desc"
				var data5 = document.createElement('td');
				data5.style.textAlign = "center";

				var installBtn = document.createElement('button');
				installBtn.className = "cm-btn-install";
				var installBtn2 = null;
				var installBtn3 = null;

				this.install_buttons.push(installBtn);

				switch (data.installed) {
					case 'Disabled':
						installBtn3 = document.createElement('button');
						installBtn3.innerHTML = 'Enable';
						installBtn3.className = "cm-btn-enable";
						installBtn3.style.backgroundColor = 'blue';
						installBtn3.style.color = 'white';
						this.install_buttons.push(installBtn3);

						installBtn.innerHTML = 'Uninstall';
						installBtn.style.backgroundColor = 'red';
						break;
					case 'Update':
						installBtn2 = document.createElement('button');
						installBtn2.innerHTML = 'Update';
						installBtn2.className = "cm-btn-update";
						installBtn2.style.backgroundColor = 'blue';
						installBtn2.style.color = 'white';
						this.install_buttons.push(installBtn2);

						installBtn3 = document.createElement('button');
						installBtn3.innerHTML = 'Disable';
						installBtn3.className = "cm-btn-disable";
						installBtn3.style.backgroundColor = 'MediumSlateBlue';
						installBtn3.style.color = 'white';
						this.install_buttons.push(installBtn3);

						installBtn.innerHTML = 'Uninstall';
						installBtn.style.backgroundColor = 'red';
						break;
					case 'True':
						installBtn3 = document.createElement('button');
						installBtn3.innerHTML = 'Disable';
						installBtn3.className = "cm-btn-disable";
						installBtn3.style.backgroundColor = 'MediumSlateBlue';
						installBtn3.style.color = 'white';
						this.install_buttons.push(installBtn3);

						installBtn.innerHTML = 'Uninstall';
						installBtn.style.backgroundColor = 'red';
						break;
					case 'False':
						installBtn.innerHTML = 'Install';
						installBtn.style.backgroundColor = 'black';
						installBtn.style.color = 'white';
						break;
					default:
						installBtn.innerHTML = 'Try Install';
						installBtn.style.backgroundColor = 'Gray';
						installBtn.style.color = 'white';
				}

				let j = i;
				if (installBtn2 != null) {
					installBtn2.style.width = "120px";
					installBtn2.addEventListener('click', function () {
						install_checked_custom_node(self.grid_rows, j, CustomNodesInstaller.instance, 'update');
					});

					data5.appendChild(installBtn2);
				}

				if (installBtn3 != null) {
					installBtn3.style.width = "120px";
					installBtn3.addEventListener('click', function () {
						install_checked_custom_node(self.grid_rows, j, CustomNodesInstaller.instance, 'toggle_active');
					});

					data5.appendChild(installBtn3);
				}

				installBtn.style.width = "120px";
				installBtn.addEventListener('click', function () {
					if (this.innerHTML == 'Uninstall') {
						if (confirm(`Are you sure uninstall ${data.title}?`)) {
							install_checked_custom_node(self.grid_rows, j, CustomNodesInstaller.instance, 'uninstall');
						}
					}
					else {
						install_checked_custom_node(self.grid_rows, j, CustomNodesInstaller.instance, 'install');
					}
				});

				data5.appendChild(installBtn);

				dataRow.style.backgroundColor = "var(--bg-color)";
				dataRow.style.color = "var(--fg-color)";
				dataRow.style.textAlign = "left";

				dataRow.appendChild(data0);
				dataRow.appendChild(data1);
				dataRow.appendChild(data2);
				dataRow.appendChild(data3);
				dataRow.appendChild(data4);
				dataRow.appendChild(data5);
				tbody.appendChild(dataRow);

				let buttons = [];
				if (installBtn) {
					buttons.push(installBtn);
				}
				if (installBtn2) {
					buttons.push(installBtn2);
				}
				if (installBtn3) {
					buttons.push(installBtn3);
				}

				this.grid_rows[i] = { data: data, buttons: buttons, checkbox: checkbox, control: dataRow };
			}

		const panel = document.createElement('div');
		panel.style.width = "100%";
		panel.appendChild(grid);

		function handleResize() {
			const parentHeight = self.element.clientHeight;
			const gridHeight = parentHeight - 200;

			grid.style.height = gridHeight + "px";
		}
		window.addEventListener("resize", handleResize);

		grid.style.position = "relative";
		grid.style.display = "inline-block";
		grid.style.width = "100%";
		grid.style.height = "100%";
		grid.style.overflowY = "scroll";
		this.element.style.height = "85%";
		this.element.style.width = "80%";
		this.element.appendChild(panel);

		handleResize();
	}

	createFilterCombo() {
		let combo = document.createElement("select");

		combo.style.cssFloat = "left";
		combo.style.fontSize = "14px";
		combo.style.padding = "4px";
		combo.style.background = "black";
		combo.style.marginLeft = "2px";
		combo.style.width = "199px";
		combo.id = `combo-manger-filter`;
		combo.style.borderRadius = "15px";

		let items =
			[
				{ value: '*', text: 'Filter: all' },
				{ value: 'Disabled', text: 'Filter: disabled' },
				{ value: 'Update', text: 'Filter: update' },
				{ value: 'True', text: 'Filter: installed' },
				{ value: 'False', text: 'Filter: not-installed' },
			];

		items.forEach(item => {
			const option = document.createElement("option");
			option.value = item.value;
			option.text = item.text;
			combo.appendChild(option);
		});

		let self = this;
		combo.addEventListener('change', function (event) {
			self.filter = event.target.value;
			self.apply_searchbox();
		});

		if (self.filter) {
			combo.value = self.filter;
		}

		return combo;
	}

	createHeaderControls() {
		let self = this;
		this.search_box = $el('input', { type: 'text', id: 'manager-customnode-search-box', placeholder: 'input search keyword', value: this.search_keyword }, []);
		this.search_box.style.height = "25px";
		this.search_box.onkeydown = (event) => {
			if (event.key === 'Enter') {
				self.search_keyword = self.search_box.value;
				self.apply_searchbox();
			}
			if (event.key === 'Escape') {
				self.search_keyword = self.search_box.value;
				self.apply_searchbox();
			}
		};


		let search_button = document.createElement("button");
		search_button.innerHTML = "Search";
		search_button.onclick = () => {
			self.search_keyword = self.search_box.value;
			self.apply_searchbox();
		};
		search_button.style.display = "inline-block";

		let filter_control = this.createFilterCombo();
		filter_control.style.display = "inline-block";

		let cell = $el('td', { width: '100%' }, [filter_control, this.search_box, '  ', search_button]);
		let search_control = $el('table', { width: '100%' },
			[
				$el('tr', {}, [cell])
			]
		);

		cell.style.textAlign = "right";

		this.element.appendChild(search_control);
	}

	async createBottomControls() {
		let close_button = document.createElement("button");
		close_button.innerHTML = "Close";
		close_button.onclick = () => { this.close(); }
		close_button.style.display = "inline-block";

		this.message_box = $el('div', { id: 'custom-installer-message' }, [$el('br'), '']);
		this.message_box.style.height = '60px';
		this.message_box.style.verticalAlign = 'middle';

		this.element.appendChild(this.message_box);
		this.element.appendChild(close_button);
	}

	async show(is_missing_node_mode) {
		this.is_missing_node_mode = is_missing_node_mode;
		try {
			this.invalidateControl();

			this.element.style.display = "block";
		}
		catch (exception) {
			app.ui.dialog.show(`Failed to get custom node list. / ${exception}`);
		}
	}
}

// -----
class AlternativesInstaller extends ComfyDialog {
	static instance = null;

	install_buttons = [];
	message_box = null;
	data = null;

	clear() {
		this.install_buttons = [];
		this.message_box = null;
		this.data = null;
	}

	constructor() {
		super();
		this.search_keyword = '';
		this.element = $el("div.comfy-modal", { parent: document.body }, []);
	}

	startInstall(target) {
		const self = AlternativesInstaller.instance;

		self.updateMessage(`<BR><font color="green">Installing '${target.title}'</font>`);
	}

	disableButtons() {
		for (let i in this.install_buttons) {
			this.install_buttons[i].disabled = true;
			this.install_buttons[i].style.backgroundColor = 'gray';
		}
	}

	apply_searchbox(data) {
		let keyword = this.search_box.value.toLowerCase();
		for (let i in this.grid_rows) {
			let data1 = this.grid_rows[i].data;
			let data2 = data1.custom_node;

			if (!data2)
				continue;

			let content = data1.tags.toLowerCase() + data1.description.toLowerCase() + data2.author.toLowerCase() + data2.description.toLowerCase() + data2.title.toLowerCase();

			if (this.filter && this.filter != '*') {
				if (this.filter != data2.installed) {
					this.grid_rows[i].control.style.display = 'none';
					continue;
				}
			}

			if (keyword == "")
				this.grid_rows[i].control.style.display = null;
			else if (content.includes(keyword)) {
				this.grid_rows[i].control.style.display = null;
			}
			else {
				this.grid_rows[i].control.style.display = 'none';
			}
		}
	}

	async invalidateControl() {
		this.clear();

		// splash
		while (this.element.children.length) {
			this.element.removeChild(this.element.children[0]);
		}

		const msg = $el('div', { id: 'custom-message' },
			[$el('br'),
				'The custom node DB is currently being updated, and updates to custom nodes are being checked for.',
			$el('br'),
				'NOTE: Update only checks for extensions that have been fetched.',
			$el('br')]);
		msg.style.height = '100px';
		msg.style.verticalAlign = 'middle';
		this.element.appendChild(msg);

		// invalidate
		this.data = (await getAlterList()).items;

		this.element.removeChild(msg);

		while (this.element.children.length) {
			this.element.removeChild(this.element.children[0]);
		}

		this.createHeaderControls();
		await this.createGrid();
		this.apply_searchbox(this.data);
		this.createBottomControls();
	}

	updateMessage(msg) {
		this.message_box.innerHTML = msg;
	}

	invalidate_checks(is_checked, install_state) {
		if (is_checked) {
			for (let i in this.grid_rows) {
				let data = this.grid_rows[i].data;
				let checkbox = this.grid_rows[i].checkbox;
				let buttons = this.grid_rows[i].buttons;

				checkbox.disabled = data.custom_node.installed != install_state;

				if (checkbox.disabled) {
					for (let j in buttons) {
						buttons[j].style.display = 'none';
					}
				}
				else {
					for (let j in buttons) {
						buttons[j].style.display = null;
					}
				}
			}

			this.checkbox_all.disabled = false;
		}
		else {
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				if (checkbox.check)
					return; // do nothing
			}

			// every checkbox is unchecked -> enable all checkbox
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				let buttons = this.grid_rows[i].buttons;
				checkbox.disabled = false;

				for (let j in buttons) {
					buttons[j].style.display = null;
				}
			}

			this.checkbox_all.checked = false;
			this.checkbox_all.disabled = true;
		}
	}

	check_all(is_checked) {
		if (is_checked) {
			// lookup first checked item's state
			let check_state = null;
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				if (checkbox.checked) {
					check_state = this.grid_rows[i].data.custom_node.installed;
				}
			}

			if (check_state == null)
				return;

			// check only same state items
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				if (this.grid_rows[i].data.custom_node.installed == check_state)
					checkbox.checked = true;
			}
		}
		else {
			// uncheck all
			for (let i in this.grid_rows) {
				let checkbox = this.grid_rows[i].checkbox;
				let buttons = this.grid_rows[i].buttons;
				checkbox.checked = false;
				checkbox.disabled = false;

				for (let j in buttons) {
					buttons[j].style.display = null;
				}
			}

			this.checkbox_all.disabled = true;
		}
	}

	async createGrid() {
		var grid = document.createElement('table');
		grid.setAttribute('id', 'alternatives-grid');

		this.grid_rows = {};

		let self = this;

		var thead = document.createElement('thead');
		var tbody = document.createElement('tbody');

		var headerRow = document.createElement('tr');
		thead.style.position = "sticky";
		thead.style.top = "0px";
		thead.style.borderCollapse = "collapse";
		thead.style.tableLayout = "fixed";

		var header0 = document.createElement('th');
		header0.style.width = "20px";
		this.checkbox_all = $el("input", { type: 'checkbox', id: 'check_all' }, []);
		header0.appendChild(this.checkbox_all);
		this.checkbox_all.checked = false;
		this.checkbox_all.disabled = true;
		this.checkbox_all.addEventListener('change', function () { self.check_all.call(self, self.checkbox_all.checked); });

		var header1 = document.createElement('th');
		header1.innerHTML = '&nbsp;&nbsp;ID&nbsp;&nbsp;';
		header1.style.width = "20px";
		var header2 = document.createElement('th');
		header2.innerHTML = 'Tags';
		header2.style.width = "10%";
		var header3 = document.createElement('th');
		header3.innerHTML = 'Author';
		header3.style.width = "150px";
		var header4 = document.createElement('th');
		header4.innerHTML = 'Title';
		header4.style.width = "20%";
		var header5 = document.createElement('th');
		header5.innerHTML = 'Description';
		header5.style.width = "50%";
		var header6 = document.createElement('th');
		header6.innerHTML = 'Install';
		header6.style.width = "130px";

		header1.style.position = "sticky";
		header1.style.top = "0px";
		header2.style.position = "sticky";
		header2.style.top = "0px";
		header3.style.position = "sticky";
		header3.style.top = "0px";
		header4.style.position = "sticky";
		header4.style.top = "0px";
		header5.style.position = "sticky";
		header5.style.top = "0px";

		thead.appendChild(headerRow);
		headerRow.appendChild(header0);
		headerRow.appendChild(header1);
		headerRow.appendChild(header2);
		headerRow.appendChild(header3);
		headerRow.appendChild(header4);
		headerRow.appendChild(header5);
		headerRow.appendChild(header6);

		headerRow.style.backgroundColor = "Black";
		headerRow.style.color = "White";
		headerRow.style.textAlign = "center";
		headerRow.style.width = "100%";
		headerRow.style.padding = "0";

		grid.appendChild(thead);
		grid.appendChild(tbody);

		if (this.data)
			for (var i = 0; i < this.data.length; i++) {
				const data = this.data[i];
				var dataRow = document.createElement('tr');

				let data0 = document.createElement('td');
				let checkbox = $el("input", { type: 'checkbox', id: `check_${i}` }, []);
				data0.appendChild(checkbox);
				checkbox.checked = false;
				checkbox.addEventListener('change', function () { self.invalidate_checks.call(self, checkbox.checked, data.custom_node?.installed); });

				var data1 = document.createElement('td');
				data1.style.textAlign = "center";
				data1.innerHTML = i + 1;
				var data2 = document.createElement('td');
				data2.innerHTML = `&nbsp;${data.tags}`;
				var data3 = document.createElement('td');
				var data4 = document.createElement('td');
				if (data.custom_node) {
					data3.innerHTML = `&nbsp;${data.custom_node.author}`;
					data4.innerHTML = `&nbsp;<a href=${data.custom_node.reference} target="_blank"><font color="skyblue"><b>${data.custom_node.title}</b></font></a>`;
				}
				else {
					data3.innerHTML = `&nbsp;Unknown`;
					data4.innerHTML = `&nbsp;Unknown`;
				}
				var data5 = document.createElement('td');
				data5.innerHTML = data.description;
				var data6 = document.createElement('td');
				data6.style.textAlign = "center";

				var installBtn = document.createElement('button');
				var installBtn2 = null;
				var installBtn3 = null;

				if (data.custom_node) {
					this.install_buttons.push(installBtn);

					switch (data.custom_node.installed) {
						case 'Disabled':
							installBtn3 = document.createElement('button');
							installBtn3.innerHTML = 'Enable';
							installBtn3.style.backgroundColor = 'blue';
							installBtn3.style.color = 'white';
							this.install_buttons.push(installBtn3);

							installBtn.innerHTML = 'Uninstall';
							installBtn.style.backgroundColor = 'red';
							installBtn.style.color = 'white';
							break;
						case 'Update':
							installBtn2 = document.createElement('button');
							installBtn2.innerHTML = 'Update';
							installBtn2.style.backgroundColor = 'blue';
							installBtn2.style.color = 'white';
							this.install_buttons.push(installBtn2);

							installBtn3 = document.createElement('button');
							installBtn3.innerHTML = 'Disable';
							installBtn3.style.backgroundColor = 'MediumSlateBlue';
							installBtn3.style.color = 'white';
							this.install_buttons.push(installBtn3);

							installBtn.innerHTML = 'Uninstall';
							installBtn.style.backgroundColor = 'red';
							installBtn.style.color = 'white';
							break;
						case 'True':
							installBtn3 = document.createElement('button');
							installBtn3.innerHTML = 'Disable';
							installBtn3.style.backgroundColor = 'MediumSlateBlue';
							installBtn3.style.color = 'white';
							this.install_buttons.push(installBtn3);

							installBtn.innerHTML = 'Uninstall';
							installBtn.style.backgroundColor = 'red';
							installBtn.style.color = 'white';
							break;
						case 'False':
							installBtn.innerHTML = 'Install';
							installBtn.style.backgroundColor = 'black';
							installBtn.style.color = 'white';
							break;
						default:
							installBtn.innerHTML = 'Try Install';
							installBtn.style.backgroundColor = 'Gray';
							installBtn.style.color = 'white';
					}

					let j = i;
					if (installBtn2 != null) {
						installBtn2.style.width = "120px";
						installBtn2.addEventListener('click', function () {
							install_checked_custom_node(self.grid_rows, j, AlternativesInstaller.instance, 'update');
						});

						data6.appendChild(installBtn2);
					}

					if (installBtn3 != null) {
						installBtn3.style.width = "120px";
						installBtn3.addEventListener('click', function () {
							install_checked_custom_node(self.grid_rows, j, AlternativesInstaller.instance, 'toggle_active');
						});

						data6.appendChild(installBtn3);
					}


					installBtn.style.width = "120px";
					installBtn.addEventListener('click', function () {
						if (this.innerHTML == 'Uninstall') {
							if (confirm(`Are you sure uninstall ${data.title}?`)) {
								install_checked_custom_node(self.grid_rows, j, AlternativesInstaller.instance, 'uninstall');
							}
						}
						else {
							install_checked_custom_node(self.grid_rows, j, AlternativesInstaller.instance, 'install');
						}
					});

					data6.appendChild(installBtn);
				}

				dataRow.style.backgroundColor = "var(--bg-color)";
				dataRow.style.color = "var(--fg-color)";
				dataRow.style.textAlign = "left";

				dataRow.appendChild(data0);
				dataRow.appendChild(data1);
				dataRow.appendChild(data2);
				dataRow.appendChild(data3);
				dataRow.appendChild(data4);
				dataRow.appendChild(data5);
				dataRow.appendChild(data6);
				tbody.appendChild(dataRow);

				let buttons = [];
				if (installBtn) {
					buttons.push(installBtn);
				}
				if (installBtn2) {
					buttons.push(installBtn2);
				}
				if (installBtn3) {
					buttons.push(installBtn3);
				}

				this.grid_rows[i] = { data: data, buttons: buttons, checkbox: checkbox, control: dataRow };
			}

		const panel = document.createElement('div');
		panel.style.width = "100%";
		panel.appendChild(grid);

		function handleResize() {
			const parentHeight = self.element.clientHeight;
			const gridHeight = parentHeight - 200;

			grid.style.height = gridHeight + "px";
		}
		window.addEventListener("resize", handleResize);

		grid.style.position = "relative";
		grid.style.display = "inline-block";
		grid.style.width = "100%";
		grid.style.height = "100%";
		grid.style.overflowY = "scroll";
		this.element.style.height = "85%";
		this.element.style.width = "80%";
		this.element.appendChild(panel);

		handleResize();
	}

	createFilterCombo() {
		let combo = document.createElement("select");

		combo.style.cssFloat = "left";
		combo.style.fontSize = "14px";
		combo.style.padding = "4px";
		combo.style.background = "black";
		combo.style.marginLeft = "2px";
		combo.style.width = "199px";
		combo.id = `combo-manger-filter`;
		combo.style.borderRadius = "15px";

		let items =
			[
				{ value: '*', text: 'Filter: all' },
				{ value: 'Disabled', text: 'Filter: disabled' },
				{ value: 'Update', text: 'Filter: update' },
				{ value: 'True', text: 'Filter: installed' },
				{ value: 'False', text: 'Filter: not-installed' },
			];

		items.forEach(item => {
			const option = document.createElement("option");
			option.value = item.value;
			option.text = item.text;
			combo.appendChild(option);
		});

		let self = this;
		combo.addEventListener('change', function (event) {
			self.filter = event.target.value;
			self.apply_searchbox();
		});

		if (self.filter) {
			combo.value = self.filter;
		}

		return combo;
	}

	createHeaderControls() {
		let self = this;
		this.search_box = $el('input', { type: 'text', id: 'manager-alternode-search-box', placeholder: 'input search keyword', value: this.search_keyword }, []);
		this.search_box.style.height = "25px";
		this.search_box.onkeydown = (event) => {
			if (event.key === 'Enter') {
				self.search_keyword = self.search_box.value;
				self.apply_searchbox();
			}
			if (event.key === 'Escape') {
				self.search_keyword = self.search_box.value;
				self.apply_searchbox();
			}
		};

		let search_button = document.createElement("button");
		search_button.innerHTML = "Search";
		search_button.onclick = () => {
			self.search_keyword = self.search_box.value;
			self.apply_searchbox();
		};
		search_button.style.display = "inline-block";

		let filter_control = this.createFilterCombo();
		filter_control.style.display = "inline-block";

		let cell = $el('td', { width: '100%' }, [filter_control, this.search_box, '  ', search_button]);
		let search_control = $el('table', { width: '100%' },
			[
				$el('tr', {}, [cell])
			]
		);

		cell.style.textAlign = "right";
		this.element.appendChild(search_control);
	}

	async createBottomControls() {
		var close_button = document.createElement("button");
		close_button.innerHTML = "Close";
		close_button.onclick = () => { this.close(); }
		close_button.style.display = "inline-block";

		this.message_box = $el('div', { id: 'alternatives-installer-message' }, [$el('br'), '']);
		this.message_box.style.height = '60px';
		this.message_box.style.verticalAlign = 'middle';

		this.element.appendChild(this.message_box);
		this.element.appendChild(close_button);
	}

	async show() {
		try {
			this.invalidateControl();
			this.element.style.display = "block";
		}
		catch (exception) {
			app.ui.dialog.show(`Failed to get alternatives list. / ${exception}`);
			console.error(exception);
		}
	}
}


// -----------
class ModelInstaller extends ComfyDialog {
	static instance = null;

	install_buttons = [];
	message_box = null;
	data = null;

	clear() {
		this.install_buttons = [];
		this.message_box = null;
		this.data = null;
	}

	constructor() {
		super();
		this.search_keyword = '';
		this.element = $el("div.comfy-modal", { parent: document.body }, []);
	}

	createControls() {
		return [
			$el("button", {
				type: "button",
				textContent: "Close",
				onclick: () => { this.close(); }
			})
		];
	}

	startInstall(target) {
		const self = ModelInstaller.instance;

		self.updateMessage(`<BR><font color="green">Installing '${target.name}'</font>`);

		for (let i in self.install_buttons) {
			self.install_buttons[i].disabled = true;
			self.install_buttons[i].style.backgroundColor = 'gray';
		}
	}

	apply_searchbox(data) {
		let keyword = this.search_box.value.toLowerCase();
		for (let i in this.grid_rows) {
			let data = this.grid_rows[i].data;
			let content = data.name.toLowerCase() + data.type.toLowerCase() + data.base.toLowerCase() + data.description.toLowerCase();

			if (this.filter && this.filter != '*') {
				if (this.filter != data.installed) {
					this.grid_rows[i].control.style.display = 'none';
					continue;
				}
			}

			if (keyword == "")
				this.grid_rows[i].control.style.display = null;
			else if (content.includes(keyword)) {
				this.grid_rows[i].control.style.display = null;
			}
			else {
				this.grid_rows[i].control.style.display = 'none';
			}
		}
	}

	async invalidateControl() {
		this.clear();
		this.data = (await getModelList()).models;

		while (this.element.children.length) {
			this.element.removeChild(this.element.children[0]);
		}

		await this.createHeaderControls();

		if (this.search_keyword) {
			this.search_box.value = this.search_keyword;
		}

		await this.createGrid();
		await this.createBottomControls();

		this.apply_searchbox(this.data);
	}

	updateMessage(msg) {
		this.message_box.innerHTML = msg;
	}

	async createGrid(models_json) {
		var grid = document.createElement('table');
		grid.setAttribute('id', 'external-models-grid');

		var thead = document.createElement('thead');
		var tbody = document.createElement('tbody');

		var headerRow = document.createElement('tr');
		thead.style.position = "sticky";
		thead.style.top = "0px";
		thead.style.borderCollapse = "collapse";
		thead.style.tableLayout = "fixed";

		var header1 = document.createElement('th');
		header1.innerHTML = '&nbsp;&nbsp;ID&nbsp;&nbsp;';
		header1.style.width = "20px";
		var header2 = document.createElement('th');
		header2.innerHTML = 'Type';
		header2.style.width = "100px";
		var header3 = document.createElement('th');
		header3.innerHTML = 'Base';
		header3.style.width = "100px";
		var header4 = document.createElement('th');
		header4.innerHTML = 'Name';
		header4.style.width = "30%";
		var header5 = document.createElement('th');
		header5.innerHTML = 'Filename';
		header5.style.width = "20%";
		header5.style.tableLayout = "fixed";
		var header6 = document.createElement('th');
		header6.innerHTML = 'Description';
		header6.style.width = "50%";
		var header_down = document.createElement('th');
		header_down.innerHTML = 'Download';
		header_down.style.width = "50px";

		thead.appendChild(headerRow);
		headerRow.appendChild(header1);
		headerRow.appendChild(header2);
		headerRow.appendChild(header3);
		headerRow.appendChild(header4);
		headerRow.appendChild(header5);
		headerRow.appendChild(header6);
		headerRow.appendChild(header_down);

		headerRow.style.backgroundColor = "Black";
		headerRow.style.color = "White";
		headerRow.style.textAlign = "center";
		headerRow.style.width = "100%";
		headerRow.style.padding = "0";

		grid.appendChild(thead);
		grid.appendChild(tbody);

		this.grid_rows = {};

		if (this.data)
			for (var i = 0; i < this.data.length; i++) {
				const data = this.data[i];
				var dataRow = document.createElement('tr');
				var data1 = document.createElement('td');
				data1.style.textAlign = "center";
				data1.innerHTML = i + 1;
				var data2 = document.createElement('td');
				data2.innerHTML = `&nbsp;${data.type}`;
				var data3 = document.createElement('td');
				data3.innerHTML = `&nbsp;${data.base}`;
				var data4 = document.createElement('td');
				data4.className = "cm-node-name";
				data4.innerHTML = `&nbsp;<a href=${data.reference} target="_blank"><font color="skyblue"><b>${data.name}</b></font></a>`;
				var data5 = document.createElement('td');
				data5.className = "cm-node-filename";
				data5.innerHTML = `&nbsp;${data.filename}`;
				data5.style.wordBreak = "break-all";
				var data6 = document.createElement('td');
				data6.className = "cm-node-desc";
				data6.innerHTML = data.description;
				data6.style.wordBreak = "break-all";
				var data_install = document.createElement('td');
				var installBtn = document.createElement('button');
				data_install.style.textAlign = "center";

				installBtn.innerHTML = 'Install';
				this.install_buttons.push(installBtn);

				switch (data.installed) {
					case 'True':
						installBtn.innerHTML = 'Installed';
						installBtn.style.backgroundColor = 'green';
						installBtn.style.color = 'white';
						installBtn.disabled = true;
						break;
					default:
						installBtn.innerHTML = 'Install';
						installBtn.style.backgroundColor = 'black';
						installBtn.style.color = 'white';
						break;
				}

				installBtn.style.width = "100px";

				installBtn.addEventListener('click', function () {
					install_model(data);
				});

				data_install.appendChild(installBtn);

				dataRow.style.backgroundColor = "var(--bg-color)";
				dataRow.style.color = "var(--fg-color)";
				dataRow.style.textAlign = "left";

				dataRow.appendChild(data1);
				dataRow.appendChild(data2);
				dataRow.appendChild(data3);
				dataRow.appendChild(data4);
				dataRow.appendChild(data5);
				dataRow.appendChild(data6);
				dataRow.appendChild(data_install);
				tbody.appendChild(dataRow);

				this.grid_rows[i] = { data: data, control: dataRow };
			}

		let self = this;
		const panel = document.createElement('div');
		panel.style.width = "100%";
		panel.appendChild(grid);

		function handleResize() {
			const parentHeight = self.element.clientHeight;
			const gridHeight = parentHeight - 200;

			grid.style.height = gridHeight + "px";
		}
		window.addEventListener("resize", handleResize);

		grid.style.position = "relative";
		grid.style.display = "inline-block";
		grid.style.width = "100%";
		grid.style.height = "100%";
		grid.style.overflowY = "scroll";
		this.element.style.height = "85%";
		this.element.style.width = "80%";
		this.element.appendChild(panel);

		handleResize();
	}

	createFilterCombo() {
		let combo = document.createElement("select");

		combo.style.cssFloat = "left";
		combo.style.fontSize = "14px";
		combo.style.padding = "4px";
		combo.style.background = "black";
		combo.style.marginLeft = "2px";
		combo.style.width = "199px";
		combo.id = `combo-manger-filter`;
		combo.style.borderRadius = "15px";

		let items =
			[
				{ value: '*', text: 'Filter: all' },
				{ value: 'True', text: 'Filter: installed' },
				{ value: 'False', text: 'Filter: not-installed' },
			];

		items.forEach(item => {
			const option = document.createElement("option");
			option.value = item.value;
			option.text = item.text;
			combo.appendChild(option);
		});

		let self = this;
		combo.addEventListener('change', function (event) {
			self.filter = event.target.value;
			self.apply_searchbox();
		});

		return combo;
	}

	createHeaderControls() {
		let self = this;
		this.search_box = $el('input', { type: 'text', id: 'manager-model-search-box', placeholder: 'input search keyword', value: this.search_keyword }, []);
		this.search_box.style.height = "25px";
		this.search_box.onkeydown = (event) => {
			if (event.key === 'Enter') {
				self.search_keyword = self.search_box.value;
				self.apply_searchbox();
			}
			if (event.key === 'Escape') {
				self.search_keyword = self.search_box.value;
				self.apply_searchbox();
			}
		};

		let search_button = document.createElement("button");
		search_button.innerHTML = "Search";
		search_button.onclick = () => {
			self.search_keyword = self.search_box.value;
			self.apply_searchbox();
		};
		search_button.style.display = "inline-block";

		let filter_control = this.createFilterCombo();
		filter_control.style.display = "inline-block";

		let cell = $el('td', { width: '100%' }, [filter_control, this.search_box, '  ', search_button]);
		let search_control = $el('table', { width: '100%' },
			[
				$el('tr', {}, [cell])
			]
		);

		cell.style.textAlign = "right";
		this.element.appendChild(search_control);
	}

	async createBottomControls() {
		var close_button = document.createElement("button");
		close_button.innerHTML = "Close";
		close_button.onclick = () => { this.close(); }
		close_button.style.display = "inline-block";

		this.message_box = $el('div', { id: 'custom-download-message' }, [$el('br'), '']);
		this.message_box.style.height = '60px';
		this.message_box.style.verticalAlign = 'middle';

		this.element.appendChild(this.message_box);
		this.element.appendChild(close_button);
	}

	async show() {
		try {
			this.invalidateControl();
			this.element.style.display = "block";
		}
		catch (exception) {
			app.ui.dialog.show(`Failed to get external model list. / ${exception}`);
		}
	}
}


// -----------
class ManagerMenuDialog extends ComfyDialog {
	static instance = null;
	local_mode_checkbox = null;

	createButtons() {
		this.local_mode_checkbox = $el("input", { type: 'checkbox', id: "use_local_db" }, [])
		const checkbox_text = $el("label", {}, [" Use local DB"])
		checkbox_text.style.color = "var(--fg-color)";
		checkbox_text.style.marginRight = "10px";

		this.update_check_checkbox = $el("input", { type: 'checkbox', id: "skip_update_check" }, [])
		const uc_checkbox_text = $el("label", {}, [" Skip update check"])
		uc_checkbox_text.style.color = "var(--fg-color)";
		this.update_check_checkbox.checked = true;

		update_comfyui_button =
			$el("button", {
				type: "button",
				textContent: "Update ComfyUI",
				onclick:
					() => updateComfyUI()
			});

		fetch_updates_button =
			$el("button", {
				type: "button",
				textContent: "Fetch Updates",
				onclick:
					() => fetchUpdates(this.update_check_checkbox)
			});

		update_all_button =
			$el("button", {
				type: "button",
				textContent: "Update All",
				onclick:
					() => updateAll(this.update_check_checkbox)
			});

		// preview method
		let preview_combo = document.createElement("select");
		preview_combo.appendChild($el('option', { value: 'auto', text: 'Preview method: Auto' }, []));
		preview_combo.appendChild($el('option', { value: 'taesd', text: 'Preview method: TAESD (slow)' }, []));
		preview_combo.appendChild($el('option', { value: 'latent2rgb', text: 'Preview method: Latent2RGB (fast)' }, []));
		preview_combo.appendChild($el('option', { value: 'none', text: 'Preview method: None (very fast)' }, []));

		api.fetchApi('/manager/preview_method')
			.then(response => response.text())
			.then(data => { preview_combo.value = data; })

		preview_combo.addEventListener('change', function (event) {
			api.fetchApi(`/manager/preview_method?value=${event.target.value}`);
		});

		// nickname
		let badge_combo = document.createElement("select");
		badge_combo.appendChild($el('option', { value: 'none', text: 'Badge: None' }, []));
		badge_combo.appendChild($el('option', { value: 'nick', text: 'Badge: Nickname' }, []));
		badge_combo.appendChild($el('option', { value: 'id_nick', text: 'Badge: #ID Nickname' }, []));

		api.fetchApi('/manager/badge_mode')
			.then(response => response.text())
			.then(data => { badge_combo.value = data; badge_mode = data; });

		badge_combo.addEventListener('change', function (event) {
			api.fetchApi(`/manager/badge_mode?value=${event.target.value}`);
			badge_mode = event.target.value;
			app.graph.setDirtyCanvas(true);
		});

		// channel
		let channel_combo = document.createElement("select");
		api.fetchApi('/manager/channel_url_list')
			.then(response => response.json())
			.then(async data => {
				try {
					let urls = data.list;
					for (let i in urls) {
						if (urls[i] != '') {
							let name_url = urls[i].split('::');
							channel_combo.appendChild($el('option', { value: name_url[0], text: `Channel: ${name_url[0]}` }, []));
						}
					}

					channel_combo.addEventListener('change', function (event) {
						api.fetchApi(`/manager/channel_url_list?value=${event.target.value}`);
					});

					channel_combo.value = data.selected;
				}
				catch (exception) {

				}
			});

		const res =
			[
				$el("tr.td", { width: "100%" }, [$el("font", { size: 6, color: "white" }, [`ComfyUI Manager Menu`])]),
				$el("br", {}, []),
				$el("div", {}, [this.local_mode_checkbox, checkbox_text, this.update_check_checkbox, uc_checkbox_text]),
				$el("br", {}, []),
				$el("button", {
					type: "button",
					textContent: "Install Custom Nodes",
					onclick:
						() => {
							if (!CustomNodesInstaller.instance)
								CustomNodesInstaller.instance = new CustomNodesInstaller(app);
							CustomNodesInstaller.instance.show(false);
						}
				}),

				$el("button", {
					type: "button",
					textContent: "Install Missing Custom Nodes",
					onclick:
						() => {
							if (!CustomNodesInstaller.instance)
								CustomNodesInstaller.instance = new CustomNodesInstaller(app);
							CustomNodesInstaller.instance.show(true);
						}
				}),

				$el("button", {
					type: "button",
					textContent: "Install Models",
					onclick:
						() => {
							if (!ModelInstaller.instance)
								ModelInstaller.instance = new ModelInstaller(app);
							ModelInstaller.instance.show();
						}
				}),

				$el("br", {}, []),
				update_all_button,
				update_comfyui_button,
				fetch_updates_button,

				$el("br", {}, []),
				$el("button", {
					type: "button",
					textContent: "Alternatives of A1111",
					onclick:
						() => {
							if (!AlternativesInstaller.instance)
								AlternativesInstaller.instance = new AlternativesInstaller(app);
							AlternativesInstaller.instance.show();
						}
				}),

				$el("br", {}, []),
				$el("button", {
					type: "button",
					textContent: "ComfyUI Community Manual",
					onclick: () => { window.open("https://blenderneko.github.io/ComfyUI-docs/", "comfyui-community-manual"); }
				}),
				$el("button", {
					type: "button",
					textContent: "ComfyUI Workflow Gallery",
					onclick: () => { window.open("https://comfyworkflows.com/", "comfyui-workflow-gallery"); }
				}),

				$el("button", {
					type: "button",
					textContent: "ComfyUI Nodes Info",
					onclick: () => { window.open("https://ltdrdata.github.io/", "comfyui-node-info"); }
				}),

				$el("br", {}, []),
				$el("hr", { width: "100%" }, []),
				preview_combo,
				badge_combo,
				channel_combo,
				$el("hr", { width: "100%" }, []),
				$el("br", {}, []),

				$el("button", {
					type: "button",
					textContent: "Close",
					onclick: () => this.close()
				}),
				$el("br", {}, []),
			];

		res[0].style.padding = "10px 10px 0 10px";
		res[0].style.backgroundColor = "black";
		res[0].style.textAlign = "center";
		res[0].style.height = "45px";
		return res;
	}

	constructor() {
		super();
		this.element = $el("div.comfy-modal", { parent: document.body },
			[$el("div.comfy-modal-content",
				[...this.createButtons()]),
			]);
	}

	show() {
		this.element.style.display = "block";
	}
}

class ShareDialog extends ComfyDialog {
	static instance = null;

	createButtons() {
		this.is_nsfw_checkbox = $el("input", { type: 'checkbox', id: "is_nsfw" }, [])
		const is_nsfw_checkbox_text = $el("label", {}, [" Is this NSFW?"])
		this.is_nsfw_checkbox.style.color = "var(--fg-color)";
		this.is_nsfw_checkbox.checked = false;

		this.credits_input = $el("input", {
			type: "text",
			placeholder: "This will be used to give you credits",
			required: false,
		}, []);

		this.title_input = $el("input", {
			type: "text",
			// placeholder: "ex: Zombie animation - AnimateDiff",
			required: false,
		}, []);

		this.description_input = $el("textarea", {
			// placeholder: "ex: ",
			required: false,
		}, []);

		this.share_button = $el("button", {
			type: "button",
			textContent: "Share",
		}, []);

		this.final_message = $el("div", {}, []);

		this.share_button.onclick = async () => {
			// alert("Title: " + this.title_input.value + "\nDescription: " + this.description_input.value + "\nCredits: " + this.credits_input.value + "\nNSFW: " + this.is_nsfw_checkbox.checked);
			const prompt = await app.graphToPrompt();
			console.log(prompt);

			const nodes = app.graph._nodes;

			const potential_outputs = [];
			const potential_output_nodes = [];

			// iterate over the array of nodes to find the ones that are marked as SaveImage
			// TODO: Add support for AnimateDiffCombine, etc. nodes that save videos/gifs, etc.
			for (let i = 0; i < nodes.length; i++) {
				const node = nodes[i];
				if (node.type !== "SaveImage") {
					continue;
				}

				if (node.type === "SaveImage") {
					potential_output_nodes.push(node);

					// check if node has an 'images' array property
					if (node.hasOwnProperty("images") && Array.isArray(node.images)) {
						// iterate over the images array and add each image to the potential_outputs array
						for (let j = 0; j < node.images.length; j++) {
							potential_outputs.push({ "type": "image", "image": node.images[j] });
						}
					}
				}
			}

			if (potential_outputs.length === 0) {
				if (potential_output_nodes.length === 0) {
					// todo: add support for other output node types (animatediff combine, etc.)
					alert("No SaveImage node found. To share this workflow, please run a SaveImage node to your graph and re-run your prompt.");
				} else {
					alert("To share this, please run a prompt first and then click 'Share'.");
				}
				this.close();
				return;
			}

			// Change the text of the share button to "Sharing..." to indicate that the share process has started
			this.share_button.textContent = "Sharing...";

			const response = await api.fetchApi(`/manager/share`, {
				method: 'POST',
				headers: { 'Content-Type': 'application/json' },
				body: JSON.stringify({
					credits: this.credits_input.value,
					title: this.title_input.value,
					description: this.description_input.value,
					is_nsfw: this.is_nsfw_checkbox.checked,
					prompt,
					potential_outputs,
					potential_output_nodes
				})
			});

			if (response.status != 200) {
				alert("Failed to share your art. Please try again.");
				this.close();
				return;
			}

			this.final_message.innerHTML = "Your art has been shared: <a href='" + response.url + "' target='_blank'>" + response.url + "</a>";
			this.final_message.style.color = "green";

			// hide the share button
			this.share_button.style.display = "none";
			
			// this.close();
		}


		const res =
			[
				$el("tr.td", { width: "100%" }, [
					$el("font", { size: 6, color: "white" }, [`Share your art`]),
					$el("div", { size: 3, color: "white" }, [
						$el("a", {
							href: `https://comfyworkflows.com/?ref=cms`,
							target: `_blank`,
							color: "white",
							// style: `color:white;`
						}, `comfyworkflows.com`)
					])
				]),
				$el("p", { size: 4, color: "white" }, [`Get a public link for this art & workflow.`]),
				// $el("br", {}, []),

				$el("h2", {
					textContent: "Your name/username (optional)",
					size: 3,
					color: "white"
				}, []),
				this.credits_input,
				$el("br", {}, []),

				$el("h2", {
					textContent: "Title (optional)",
					size: 3,
					color: "white"
				}, []),
				this.title_input,
				$el("br", {}, []),

				$el("h2", {
					textContent: "Description (optional)",
					size: 3,
					color: "white"
				}, []),
				this.description_input,
				$el("br", {}, []),

				$el("div", {}, [this.is_nsfw_checkbox, is_nsfw_checkbox_text]),
				this.final_message,

				$el("br", {}, []),
				this.share_button,

				$el("button", {
					type: "button",
					textContent: "Close",
					onclick: () => this.close()
				}),
				$el("br", {}, []),
			];

		res[0].style.padding = "10px 10px 10px 10px";
		res[0].style.backgroundColor = "black"; //"linear-gradient(90deg, #00C9FF 0%, #92FE9D 100%)";
		res[0].style.textAlign = "center";
		res[0].style.height = "45px";
		return res;
	}

	constructor() {
		super();
		this.element = $el("div.comfy-modal", { parent: document.body },
			[$el("div.comfy-modal-content",
				[...this.createButtons()]),
			]);
	}

	show() {
		this.element.style.display = "block";
	}
}


app.registerExtension({
	name: "Comfy.ManagerMenu",

	async setup() {
		const menu = document.querySelector(".comfy-menu");
		const separator = document.createElement("hr");

		separator.style.margin = "20px 0";
		separator.style.width = "100%";
		menu.append(separator);

		const managerButton = document.createElement("button");
		managerButton.textContent = "Manager";
		managerButton.onclick = () => {
			if (!ManagerMenuDialog.instance)
				ManagerMenuDialog.instance = new ManagerMenuDialog();
			ManagerMenuDialog.instance.show();
		}
		menu.append(managerButton);

		const shareButton = document.createElement("button");
		shareButton.textContent = "Share";
		shareButton.onclick = () => {
			if (!ShareDialog.instance)
				ShareDialog.instance = new ShareDialog();
			ShareDialog.instance.show();
		}
		// make the background color a gradient of blue to green
		shareButton.style.background = "linear-gradient(90deg, #00C9FF 0%, #92FE9D 100%)";
		shareButton.style.color = "black";
		// shareButton.style.border = "none";
		// shareButton.style.borderRadius = "15px";
		menu.append(shareButton);
	},

	async beforeRegisterNodeDef(nodeType, nodeData, app) {
		const onDrawForeground = nodeType.prototype.onDrawForeground;
		nodeType.prototype.onDrawForeground = function (ctx) {
			const r = onDrawForeground?.apply?.(this, arguments);

			if (!this.flags.collapsed && badge_mode != 'none' && nodeType.title_mode != LiteGraph.NO_TITLE) {
				let text = "";
				if (badge_mode == 'id_nick')
					text = `#${this.id} `;

				if (nicknames[nodeData.name.trim()]) {
					let nick = nicknames[nodeData.name.trim()];

					if (nick.length > 25) {
						text += nick.substring(0, 23) + "..";
					}
					else {
						text += nick;
					}
				}

				if (text != "") {
					let fgColor = "white";
					let bgColor = "#0F1F0F";
					let visible = true;

					ctx.save();
					ctx.font = "12px sans-serif";
					const sz = ctx.measureText(text);
					ctx.fillStyle = bgColor;
					ctx.beginPath();
					ctx.roundRect(this.size[0] - sz.width - 12, -LiteGraph.NODE_TITLE_HEIGHT - 20, sz.width + 12, 20, 5);
					ctx.fill();

					ctx.fillStyle = fgColor;
					ctx.fillText(text, this.size[0] - sz.width - 6, -LiteGraph.NODE_TITLE_HEIGHT - 6);
					ctx.restore();
				}
			}

			return r;
		};
	},

	async loadedGraphNode(node, app) {
		if (node.has_errors) {
			const onDrawForeground = node.onDrawForeground;
			node.onDrawForeground = function (ctx) {
				const r = onDrawForeground?.apply?.(this, arguments);

				if (!this.flags.collapsed && badge_mode != 'none') {
					let text = "";
					if (badge_mode == 'id_nick')
						text = `#${this.id} `;

					if (nicknames[node.type.trim()]) {
						let nick = nicknames[node.type.trim()];

						if (nick.length > 25) {
							text += nick.substring(0, 23) + "..";
						}
						else {
							text += nick;
						}
					}

					if (text != "") {
						let fgColor = "white";
						let bgColor = "#0F1F0F";
						let visible = true;

						ctx.save();
						ctx.font = "12px sans-serif";
						const sz = ctx.measureText(text);
						ctx.fillStyle = bgColor;
						ctx.beginPath();
						ctx.roundRect(this.size[0] - sz.width - 12, -LiteGraph.NODE_TITLE_HEIGHT - 20, sz.width + 12, 20, 5);
						ctx.fill();

						ctx.fillStyle = fgColor;
						ctx.fillText(text, this.size[0] - sz.width - 6, -LiteGraph.NODE_TITLE_HEIGHT - 6);
						ctx.restore();

						ctx.save();
						ctx.font = "bold 14px sans-serif";
						const sz2 = ctx.measureText(node.type);
						ctx.fillStyle = 'white';
						ctx.fillText(node.type, this.size[0] / 2 - sz2.width / 2, this.size[1] / 2);
						ctx.restore();
					}
				}

				return r;
			};
		}
	}
});