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 output_of = Io.output_of or error()
local Http = require "luan:http/Http.luan"
local Post = require "site:/lib/Post.luan"
local Bbcode = require "site:/lib/Bbcode.luan"
local bbcode_preprocess = Bbcode.preprocess or error()
local bbcode_to_html = Bbcode.to_html or error()
local Db = require "site:/lib/Db.luan"


return function()
	local post = Http.request.parameters.post or error()
	local text = Http.request.parameters.text or error()
	text = bbcode_preprocess(text)
	Db.run_in_transaction( function()
		post = Post.get_by_id(post) or error()
		post.author_is_current() or error()
		post.content = text
		post.save()
	end )
	local html = output_of(function() bbcode_to_html(post.content) end)
	Io.stdout = Http.response.text_writer()
%>
let postDiv = document.querySelector('[post="<%=post.id%>"]');
cancelEdit(postDiv);
postDiv.querySelector('[message]').innerHTML = <%= json_string(html) %>;
<%
end