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18 changes: 18 additions & 0 deletions src/DeviceBatteryInfo/Sources/Trust/TrustProtocol.cs
Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
internal sealed class TrustProtocol() : HidProtocol("Trust", vendorId: 0x145F, reportLength: 20)
{
public override IReadOnlyList<HidDeviceInfo> Devices { get; } =
[
new("BAYO II", 0x031E),
];

public override async Task<BatteryReading> ReadAsync(
HidChannel channel, HidDeviceInfo device, CancellationToken cancellationToken)
{
var response = await channel.ExchangeAsync(
request: BuildBatteryRequest(),
isComplete: r => r.Length > 4 && r[1] == 0x10,
cancellationToken);

return BatteryReading.FromPercent(response[4]);
}
}