package gonetworkmanager

import (
	"github.com/godbus/dbus"
)

const (
	ActiveConnectionInterface = NetworkManagerInterface + ".Connection.Active"

	/* Properties */
	ActiveConnectionPropertyConnection     = ActiveConnectionInterface + ".Connection"     // readable   o
	ActiveConnectionPropertySpecificObject = ActiveConnectionInterface + ".SpecificObject" // readable   o
	ActiveConnectionPropertyId             = ActiveConnectionInterface + ".Id"             // readable   s
	ActiveConnectionPropertyUuid           = ActiveConnectionInterface + ".Uuid"           // readable   s
	ActiveConnectionPropertyType           = ActiveConnectionInterface + ".Type"           // readable   s
	ActiveConnectionPropertyDevices        = ActiveConnectionInterface + ".Devices"        // readable   ao
	ActiveConnectionPropertyState          = ActiveConnectionInterface + ".State"          // readable   u
	ActiveConnectionPropertyStateFlags     = ActiveConnectionInterface + ".StateFlags"     // readable   u
	ActiveConnectionPropertyDefault        = ActiveConnectionInterface + ".Default"        // readable   b
	ActiveConnectionPropertyIp4Config      = ActiveConnectionInterface + ".Ip4Config"      // readable   o
	ActiveConnectionPropertyDhcp4Config    = ActiveConnectionInterface + ".Dhcp4Config"    // readable   o
	ActiveConnectionPropertyDefault6       = ActiveConnectionInterface + ".Default6"       // readable   b
	ActiveConnectionPropertyIp6Config      = ActiveConnectionInterface + ".Ip6Config"      // readable   o
	ActiveConnectionPropertyDhcp6Config    = ActiveConnectionInterface + ".Dhcp6Config"    // readable   o
	ActiveConnectionPropertyVpn            = ActiveConnectionInterface + ".Vpn"            // readable   b
	ActiveConnectionPropertyMaster         = ActiveConnectionInterface + ".Master"         // readable   o
)

type ActiveConnection interface {
	GetPath() dbus.ObjectPath

	// GetConnectionSettings gets connection object of the connection.
	GetPropertyConnection() (Connection, error)

	// GetSpecificObject gets a specific object associated with the active connection.
	GetPropertySpecificObject() (AccessPoint, error)

	// GetID gets the ID of the connection.
	GetPropertyID() (string, error)

	// GetUUID gets the UUID of the connection.
	GetPropertyUUID() (string, error)

	// GetType gets the type of the connection.
	GetPropertyType() (string, error)

	// GetDevices gets array of device objects which are part of this active connection.
	GetPropertyDevices() ([]Device, error)

	// GetState gets the state of the connection.
	GetPropertyState() (NmActiveConnectionState, error)

	// GetStateFlags gets the state flags of the connection.
	GetPropertyStateFlags() (uint32, error)

	// GetDefault gets the default IPv4 flag of the connection.
	GetPropertyDefault() (bool, error)

	// GetIP4Config gets the IP4Config of the connection.
	GetPropertyIP4Config() (IP4Config, error)

	// GetDHCP4Config gets the DHCP6Config of the connection.
	GetPropertyDHCP4Config() (DHCP4Config, error)

	// GetDefault gets the default IPv6 flag of the connection.
	GetPropertyDefault6() (bool, error)

	// GetIP6Config gets the IP6Config of the connection.
	GetPropertyIP6Config() (IP6Config, error)

	// GetDHCP6Config gets the DHCP4Config of the connection.
	GetPropertyDHCP6Config() (DHCP6Config, error)

	// GetVPN gets the VPN flag of the connection.
	GetPropertyVPN() (bool, error)

	// GetMaster gets the master device of the connection.
	GetPropertyMaster() (Device, error)
}

func NewActiveConnection(objectPath dbus.ObjectPath) (ActiveConnection, error) {
	var a activeConnection
	return &a, a.init(NetworkManagerInterface, objectPath)
}

type activeConnection struct {
	dbusBase
}

func (a *activeConnection) GetPath() dbus.ObjectPath {
	return a.obj.Path()
}

func (a *activeConnection) GetPropertyConnection() (Connection, error) {
	path, err := a.getObjectProperty(ActiveConnectionPropertyConnection)
	if err != nil {
		return nil, err
	}
	con, err := NewConnection(path)
	if err != nil {
		return nil, err
	}
	return con, nil
}

func (a *activeConnection) GetPropertySpecificObject() (AccessPoint, error) {
	path, err := a.getObjectProperty(ActiveConnectionPropertySpecificObject)
	if err != nil {
		return nil, err
	}
	ap, err := NewAccessPoint(path)
	if err != nil {
		return nil, err
	}
	return ap, nil
}

func (a *activeConnection) GetPropertyID() (string, error) {
	return a.getStringProperty(ActiveConnectionPropertyId)
}

func (a *activeConnection) GetPropertyUUID() (string, error) {
	return a.getStringProperty(ActiveConnectionPropertyUuid)
}

func (a *activeConnection) GetPropertyType() (string, error) {
	return a.getStringProperty(ActiveConnectionPropertyType)
}

func (a *activeConnection) GetPropertyDevices() ([]Device, error) {
	paths, err := a.getSliceObjectProperty(ActiveConnectionPropertyDevices)
	if err != nil {
		return nil, err
	}
	devices := make([]Device, len(paths))
	for i, path := range paths {
		devices[i], err = DeviceFactory(path)
		if err != nil {
			return nil, err
		}
	}
	return devices, nil
}
func (a *activeConnection) GetPropertyState() (NmActiveConnectionState, error) {
	v, err := a.getUint32Property(ActiveConnectionPropertyState)
	return NmActiveConnectionState(v), err
}

func (a *activeConnection) GetPropertyStateFlags() (uint32, error) {
	return a.getUint32Property(ActiveConnectionPropertyStateFlags)
}

func (a *activeConnection) GetPropertyDefault() (bool, error) {
	b, err := a.getProperty(ActiveConnectionPropertyDefault)
	if err != nil {
		return false, err
	}
	return b.(bool), nil
}

func (a *activeConnection) GetPropertyIP4Config() (IP4Config, error) {
	path, err := a.getObjectProperty(ActiveConnectionPropertyIp4Config)
	if err != nil {
		return nil, err
	}
	r, err := NewIP4Config(path)
	if err != nil {
		return nil, err
	}
	return r, nil
}

func (a *activeConnection) GetPropertyDHCP4Config() (DHCP4Config, error) {
	path, err := a.getObjectProperty(ActiveConnectionPropertyDhcp4Config)
	if err != nil {
		return nil, err
	}
	r, err := NewDHCP4Config(path)
	if err != nil {
		return nil, err
	}
	return r, nil
}

func (a *activeConnection) GetPropertyDefault6() (bool, error) {
	return a.getBoolProperty(ActiveConnectionPropertyDefault6)
}

func (a *activeConnection) GetPropertyIP6Config() (IP6Config, error) {
	path, err := a.getObjectProperty(ActiveConnectionPropertyIp6Config)
	if err != nil || path == "/" {
		return nil, err
	}

	return NewIP6Config(path)
}

func (a *activeConnection) GetPropertyDHCP6Config() (DHCP6Config, error) {
	path, err := a.getObjectProperty(ActiveConnectionPropertyDhcp6Config)
	if err != nil || path == "/" {
		return nil, err
	}

	return NewDHCP6Config(path)
}

func (a *activeConnection) GetPropertyVPN() (bool, error) {
	ret, err := a.getProperty(ActiveConnectionPropertyVpn)
	if err != nil {
		return false, err
	}
	return ret.(bool), nil
}

func (a *activeConnection) GetPropertyMaster() (Device, error) {
	path, err := a.getObjectProperty(ActiveConnectionPropertyMaster)
	if err != nil {
		return nil, err
	}
	r, err := DeviceFactory(path)
	if err != nil {
		return nil, err
	}
	return r, nil
}