public static async ValueTask <ATResult <OkResult> > SendSmsAsync(
this ICommunicator <string> comm,
ResponseFormat responseFormat,
PhoneNumber phoneNumber,
string message,
CancellationToken cancellationToken = default)
{
if (message.Length > 160)
{
throw new ArgumentOutOfRangeException($"Message exceeded maximum length of 160");
}
await comm.Write($"AT+CMGS=\"{phoneNumber}\"\r", cancellationToken);
Thread.Sleep(100);
var response = await comm.ReadSingleMessageAsync((byte)'>', cancellationToken);
await comm.Write($"{message}\r{0x1A}");
Thread.Sleep(2000);
response = await comm.ReadSingleMessageAsync((byte)'\r', cancellationToken);
var result = OkParser.TryParse(response, responseFormat, out _);
return(default);
public static async ValueTask <ATResult <PinStatusResult> > GetPinStatusAsync(
this ICommunicator <string> comm,
ResponseFormat responseFormat,
CancellationToken cancellationToken = default)
{
await comm.Write($"AT+CPIN?\r", cancellationToken);
var message = await comm.ReadSingleMessageAsync(Constants.BYTE_LF, cancellationToken);
if (PinStatusParser.TryParse(message, responseFormat, out ATResult <PinStatusResult> pinResult))
{
message = await comm.ReadSingleMessageAsync(Constants.BYTE_LF, cancellationToken);
if (OkParser.TryParse(message, responseFormat, out ATResult <OkResult> _))
{
return(pinResult);
}
else if (ErrorParser.TryParse(message, responseFormat, out ATResult <ErrorResult> errorResult))
{
return(ATResult.Error <PinStatusResult>(errorResult.ErrorMessage));
}
}
else if (ErrorParser.TryParse(message, responseFormat, out ATResult <ErrorResult> errorResult))
{
return(ATResult.Error <PinStatusResult>(errorResult.ErrorMessage));
}
return(ATResult.Error <PinStatusResult>(Constants.PARSING_FAILED));
}
public static async ValueTask <ATResult <OkResult> > InitializeAsync(
this ICommunicator <string> comm,
ResponseFormat responseFormat,
CancellationToken cancellationToken = default)
{
await comm.Write("AT\r", cancellationToken);
var message = await comm.ReadSingleMessageAsync(Constants.BYTE_LF, cancellationToken);
if (OkParser.TryParse(message, responseFormat, out ATResult <OkResult> okResult))
{
return(okResult);
}
else if (ErrorParser.TryParse(message, responseFormat, out ATResult <ErrorResult> errorResult))
{
return(ATResult.Error <OkResult>(errorResult.ErrorMessage));
}
return(ATResult.Error <OkResult>(Constants.PARSING_FAILED));
}
public static async ValueTask <ATResult <OkResult> > SetModeAsync(
this ICommunicator <string> comm,
ResponseFormat responseFormat,
Mode mode,
CancellationToken cancellationToken = default)
{
await comm.Write($"AT+CMGF={(int)mode}\r", cancellationToken);
var message = await comm.ReadSingleMessageAsync((byte)'\r', cancellationToken);
if (OkParser.TryParse(message, responseFormat, out ATResult <OkResult> okResult))
{
return(okResult);
}
else if (ErrorParser.TryParse(message, responseFormat, out ATResult <ErrorResult> errorResult))
{
return(ATResult.Error <OkResult>(errorResult.ErrorMessage));
}
return(ATResult.Error <OkResult>(Constants.PARSING_FAILED));
}
public static async ValueTask <ATResult <OkResult> > EnableCommandEchoAsync(
this ICommunicator <string> comm,
ResponseFormat responseFormat,
bool enable,
CancellationToken cancellationToken = default)
{
byte parameter = (byte)(enable ? 1 : 0);
await comm.Write($"ATE{parameter}\r", cancellationToken);
var message = await comm.ReadSingleMessageAsync((byte)'\n', cancellationToken);
if (OkParser.TryParse(message, responseFormat, out ATResult <OkResult> okResult))
{
return(okResult);
}
else if (ErrorParser.TryParse(message, responseFormat, out ATResult <ErrorResult> errorResult))
{
return(ATResult.Error <OkResult>(errorResult.ErrorMessage));
}
return(ATResult.Error <OkResult>(Constants.PARSING_FAILED));
}
public static async ValueTask <ATResult <BatteryStatusResult> > GetBatteryStatusAsync(
this ICommunicator <string> comm,
ResponseFormat responseFormat,
CancellationToken cancellationToken = default)
{
await comm.Write("AT+CBC\r\n", cancellationToken);
var message = await comm.ReadSingleMessageAsync(Constants.BYTE_LF, cancellationToken);
if (BatteryStatusParser.TryParse(message, responseFormat, out ATResult <BatteryStatusResult> batteryResult))
{
message = await comm.ReadSingleMessageAsync(Constants.BYTE_LF, cancellationToken);
if (OkParser.TryParse(message, responseFormat, out ATResult <OkResult> _))
{
return(batteryResult);
}
else if (ErrorParser.TryParse(message, responseFormat, out ATResult <ErrorResult> errorResult))
{
return(ATResult.Error <BatteryStatusResult>(errorResult.ErrorMessage));
}
}
return(ATResult.Error <BatteryStatusResult>(batteryResult.ErrorMessage));
}
public static async ValueTask <ATResult <SignalQualityResult> > GetSignalQualityAsync(
this ICommunicator <string> comm,
ResponseFormat responseFormat,
CancellationToken cancellationToken = default)
{
await comm.Write("AT+CSQ\r", cancellationToken);
var message = await comm.ReadSingleMessageAsync(Constants.BYTE_LF, cancellationToken);
if (SignalQualityParser.TryParse(message, responseFormat, out ATResult <SignalQualityResult> signalQualityResult))
{
message = await comm.ReadSingleMessageAsync(Constants.BYTE_LF, cancellationToken);
if (OkParser.TryParse(message, responseFormat, out ATResult <OkResult> _))
{
return(signalQualityResult);
}
else if (ErrorParser.TryParse(message, responseFormat, out ATResult <ErrorResult> errorResult))
{
return(ATResult.Error <SignalQualityResult>(errorResult.ToString()));
}
}
return(ATResult.Error <SignalQualityResult>(Constants.PARSING_FAILED));
}
