package owrt

import "fmt"

// UCINetworkInterface describes uci network inteface (uci show network)
type UCINetworkInterface struct {
	uciClient *UCI
	Name      string
	Proto     string
	IFName    string
	IPAddr    string
	Netmask   string
	DNS       string
	IFType    string
	Metric    string
}

// NewUCINetworkInterface builds a new UCIWirelessConf instance
func NewUCINetworkInterface(uci *UCI) *UCINetworkInterface {
	return &UCINetworkInterface{
		uciClient: uci,
	}
}

// Create add a new entry for wifi interface in UCI Configuration
func (ni *UCINetworkInterface) Create(uci *UCI) *Action {
	conf := make(map[string]string)

	conf["proto"] = ni.Proto
	conf["ifname"] = ni.IFName
	conf["ipaddr"] = ni.IPAddr
	conf["netmask"] = ni.Netmask
	conf["dns"] = ni.DNS
	conf["type"] = ni.IFType
	conf["metric"] = ni.Metric

	result := uci.Set(fmt.Sprintf("network.%s", ni.Name), "interface")
	if result.ReturnCode != 0 {
		return result
	}
	for key, value := range conf {
		result := uci.Set(fmt.Sprintf("network.%s.%s", ni.Name, key), value)
		if result.ReturnCode != 0 {
			return result
		}
	}

	return &Action{
		CommandResult: &CommandResult{
			Stdout:     "",
			Stderr:     "",
			ReturnCode: 0,
		},
	}
}

// Save commit and relaod configuration (writes it to files !)
func (ni *UCINetworkInterface) Save(uci *UCI) *Action {
	commitRes := uci.Commit()
	if commitRes.ReturnCode != 0 {
		return commitRes
	}

	reload := uci.Reload()
	return reload
}

// Delete remove wifi interface from UCI Configuration
func (ni *UCINetworkInterface) Delete(uci *UCI) *Action {
	toDelete := fmt.Sprintf("network.%s", ni.Name)
	del := uci.Delete(toDelete)
	if del.ReturnCode != 0 {
		return del
	}
	return uci.Commit()
}

// Update add a new entry for wifi interface in UCI Configuration
func (ni *UCINetworkInterface) Update(uci *UCI) *Action {
	ni.Delete(uci)
	create := ni.Create(uci)
	if create.ReturnCode != 0 {
		return create
	}
	return uci.Commit()
}