local argparser = require("argparser")
local lilgit = require("lilgit")

local parser = argparser
	.command("lilgit")
	:summary("Read-only git HTTP frontend: smart-HTTP clone plus tree/blob/raw browsing.")
	:option("ip", { type = "string", note = "Address to listen on" })
	:option("port", { type = "number", short = "p", note = "Port to listen on" })
	:option("dir", { type = "dir", short = "d", note = "Directory containing git repositories" })
	:option("title", { type = "string", short = "t", note = "Site title" })
	:build()

local parsed, err = parser:parse(arg)
if not parsed then
	print(argparser.format_error(err))
	os.exit(err and err.kind == "help" and 0 or 1)
end

-- Only flags actually given end up in the override, so they never
-- clobber config file values with defaults.
local app, a_err = lilgit.new({
	ip = parsed.ip,
	port = parsed.port,
	repos_dir = parsed.dir,
	site_title = parsed.title,
})
if not app then
	print("failed to init lilgit: " .. tostring(a_err))
	os.exit(1)
end
app:run()