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ds = require "luci.dispatcher"
sys = require "luci.sys"

function policyCheck()
	local policy_error = {}

	uci.cursor():foreach("mwan3", "policy",
		function (section)
			policy_error[section[".name"]] = false
			if string.len(section[".name"]) > 15 then
				policy_error[section[".name"]] = true
			end
		end
	)

	return policy_error
end

function policyError(policy_error)
	local warnings = ""
	for i, k in pairs(policy_error) do
		if policy_error[i] == true then
			warnings = warnings .. string.format("<strong>%s</strong></br>",
				translatef("WARNING: Policie %s has exceeding the maximum name of 15 characters", i)
				)
		end
	end

	return warnings
end

m5 = Map("mwan3", translate("MWAN - Policies"),
	policyError(policyCheck()))


mwan_policy = m5:section(TypedSection, "policy", nil,
	translate("Policies are profiles grouping one or more members controlling how MWAN distributes traffic<br />" ..
	"Member interfaces with lower metrics are used first. Interfaces with the same metric load-balance<br />" ..
	"Load-balanced member interfaces distribute more traffic out those with higher weights<br />" ..
	"Names may contain characters A-Z, a-z, 0-9, _ and no spaces. Names must be 15 characters or less<br />" ..
	"Policies may not share the same name as configured interfaces, members or rules"))
	mwan_policy.addremove = true
	mwan_policy.dynamic = false
	mwan_policy.sectionhead = translate("Policy")
	mwan_policy.sortable = true
	mwan_policy.template = "cbi/tblsection"
	mwan_policy.extedit = ds.build_url("admin", "network", "mwan", "policy", "%s")
	function mwan_policy.create(self, section)
		TypedSection.create(self, section)
		m5.uci:save("mwan3")
		luci.http.redirect(ds.build_url("admin", "network", "mwan", "policy", section))
	end


use_member = mwan_policy:option(DummyValue, "use_member", translate("Members assigned"))
	use_member.rawhtml = true
	function use_member.cfgvalue(self, s)
		local memberConfig, memberList = self.map:get(s, "use_member"), ""
		if memberConfig then
			for k,v in pairs(memberConfig) do
				memberList = memberList .. v .. "<br />"
			end
			return memberList
		else
			return "&#8212;"
		end
	end

last_resort = mwan_policy:option(DummyValue, "last_resort", translate("Last resort"))
	last_resort.rawhtml = true
	function last_resort.cfgvalue(self, s)
		local action = self.map:get(s, "last_resort")
		if action == "blackhole" then
			return translate("blackhole (drop)")
		elseif action == "default" then
			return translate("default (use main routing table)")
		else
			return translate("unreachable (reject)")
		end
	end

return m5