local Luan = require "luan:Luan.luan"
local error = Luan.error
local Parsers = require "luan:Parsers.luan"
local json_string = Parsers.json_string or error()
local Io = require "luan:Io.luan"
local Http = require "luan:http/Http.luan"
local Link = require "site:/lib/Link.luan"
local Shared = require "site:/lib/Shared.luan"
local show_editable_link = Shared.show_editable_link or error()
local User = require "site:/lib/User.luan"
local Db = require "site:/lib/Db.luan"
local run_in_transaction = Db.run_in_transaction or error()


return function()
	local user = User.current() or error()
	local link_id = Http.request.parameters.link or error()
	local url = Http.request.parameters.url or error()
	local title = Http.request.parameters.title or error()
	local link = Link.get_by_id(link_id)
	link.user_id == user.id or error()
	run_in_transaction( function()
		link = link.reload()
		link.url = url
		link.title = title
		link.save()
	end )
	local html = ` show_editable_link(link) `
	Io.stdout = Http.response.text_writer()
%>
	document.querySelector('div[link="<%=link_id%>"]').outerHTML = <%= json_string(html) %>;
	dragInit();
<%
end