package ble

import (
	"gioui.org/app"
)

// Types required for ble.go

type bleState string

type bleHandle struct {
}

type Peripheral struct {
	Name string
	RSSI int
	Identifier string
}

type Service string
type Characteristic string

// Internal global variables

// Functions required by API

//Init needs to be called before the BLE library can be used. On Android we
//need to set up the JVM by calling setJVM in jni_android.go.
func Init() {
	h := app.PlatformHandle()
	setJVM(h.JVM, h.Context)
}

//peripheralLookup returns a pointer to a BLE struct related to the given
//Peripheral.
func peripheralLookup(p Peripheral) *BLE {
	return &BLE{}
}

//newPeripheral creates a new Peripheral struct
func newPeripheral() Peripheral {
	return Peripheral{}
}

func (p Peripheral) IsIncomplete() bool {
	return false
}

func (p Peripheral) Retain() {
}

//stringState returns a string version of the BLE state
func (b *BLE) stringState() string {
	return ""
}

//readyToScan returns true if the hardware is ready to initiate a scan
func (b *BLE) readyToScan() bool {
	return true
}

//scan puts the BLE hardware into scanning mode
func (b *BLE) scan() {
}

//stopScan stops a scan in progress
func (b *BLE) stopScan() {
}

//connectPeripheral attempts to connect to a Peripheral
func (b *BLE) connectPeripheral(x Peripheral) {
}

//cancelConnection cancels an in-progress connection attempt
func (b *BLE) cancelConnection(p Peripheral) {
}

//knownPeripheral returns a Peripheral that is known to the system without
//scanning
func (b *BLE) knownPeripheral(p Peripheral) (Peripheral, bool) {
	return Peripheral{}, false
}

//DiscoverServices asks a Peripheral for its Services
func (x Peripheral) DiscoverServices() {
}

//DiscoverCharacteristics asks a Peripheral for the Characteristics related
//to a Service
func (p Peripheral) DiscoverCharacteristics(serv Service) {
}

//SetNotifyValue subscribes to a characteristic
func (p Peripheral) SetNotifyValue(c Characteristic) {
}

//NewBLE returns a pointer to a BLE struct after setting up the OS
//Bluetooth API.
func NewBLE() *BLE {
	ps := Peripherals{items: make([]PeripheralListItem, 0)}
	return &BLE{events: make(chan interface{}), peripherals: ps}
}