don't close bt connection

This commit is contained in:
Peli 2020-01-19 21:37:52 -08:00
parent c8381d7626
commit ded2e9d82c

View File

@ -64,6 +64,7 @@ class WebSerialPackageIO implements pxt.HF2.PacketIO {
private _writer: any;
constructor(private port: SerialPort, private options: SerialOptions) {
console.log(`serial: new io`)
}
async readSerialAsync() {
@ -90,17 +91,24 @@ class WebSerialPackageIO implements pxt.HF2.PacketIO {
return !!(<any>navigator).serial;
}
static portIos: WebSerialPackageIO[] = [];
static async mkPacketIOAsync(): Promise<pxt.HF2.PacketIO> {
const serial = (<any>navigator).serial;
if (serial) {
try {
const requestOptions: SerialPortRequestOptions = {};
const port = await serial.requestPort(requestOptions);
const options: SerialOptions = {
baudrate: 460800,
buffersize: 4096
};
return new WebSerialPackageIO(port, options);
let io = WebSerialPackageIO.portIos.filter(i => i.port == port)[0];
if (!io) {
const options: SerialOptions = {
baudrate: 460800,
buffersize: 4096
};
io = new WebSerialPackageIO(port, options);
WebSerialPackageIO.portIos.push(io);
}
return io;
} catch (e) {
console.log(`connection error`, e)
}
@ -125,11 +133,8 @@ class WebSerialPackageIO implements pxt.HF2.PacketIO {
});
}
private closeAsync() {
console.log(`serial: closing port`);
this.port.close();
this._reader = undefined;
this._writer = undefined;
private async closeAsync() {
// don't close port
return Promise.delay(500);
}