local Luan = require "luan:Luan.luan"
local error = Luan.error
local Time = require "luan:Time.luan"
local time_now = Time.now or error()
local Io = require "luan:Io.luan"
local Http = require "luan:http/Http.luan"
local User = require "site:/lib/User.luan"
local current_user = User.current or error()
local Db = require "site:/lib/Db.luan"
local run_in_transaction = Db.run_in_transaction or error()
local Chat = require "site:/lib/Chat.luan"
local get_chat_by_id = Chat.get_by_id or error()
local Post = require "site:/lib/Post.luan"
local new_post = Post.new or error()


return function()
	local user = current_user() or error()
	local chat = Http.request.parameters.chat or error()
	local content = Http.request.parameters.content or error()
	run_in_transaction( function()
		chat = get_chat_by_id(chat) or error()
		local now = time_now()
		local post = new_post{
			chat_id = chat.id
			author_id = user.id
			date = now
			content = content
		}
		post.save()
		chat.updated = now
		chat.save()
	end )
end