@ledgerhq/live-common
Version:
Common ground for the Ledger Live apps
66 lines • 2.77 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.command = void 0;
exports.default = removeImage;
const errors_1 = require("@ledgerhq/errors");
const rxjs_1 = require("rxjs");
const deviceAccess_1 = require("./deviceAccess");
const operators_1 = require("rxjs/operators");
const getDeviceInfo_1 = __importDefault(require("./getDeviceInfo"));
const errors_2 = require("../errors");
/**
* Clear an existing custom image from the device, we could argue this would need to be
* a task and a command, separated, but we are not quite there yet so I'm leaving them in
* the same file. Not totally convinced but here we are.
*/
const command = async (transport) => {
const res = await transport.send(0xe0, 0x63, 0x00, 0x00, Buffer.from([]), [
errors_1.StatusCodes.OK,
errors_1.StatusCodes.DEVICE_IN_RECOVERY_MODE,
errors_1.StatusCodes.USER_REFUSED_ON_DEVICE,
errors_1.StatusCodes.CUSTOM_IMAGE_EMPTY,
errors_1.StatusCodes.UNKNOWN_APDU,
]);
const status = res.readUInt16BE(res.length - 2);
switch (status) {
case errors_1.StatusCodes.OK:
return;
case errors_1.StatusCodes.CUSTOM_IMAGE_EMPTY:
throw new errors_2.ImageDoesNotExistOnDevice();
case errors_1.StatusCodes.DEVICE_IN_RECOVERY_MODE:
throw new errors_1.UnexpectedBootloader();
case errors_1.StatusCodes.USER_REFUSED_ON_DEVICE:
throw new errors_1.UserRefusedOnDevice();
}
throw new errors_1.TransportStatusError(status);
};
exports.command = command;
function removeImage({ deviceId }) {
return (0, deviceAccess_1.withDevice)(deviceId)(transport => new rxjs_1.Observable(subscriber => {
const timeoutSub = (0, rxjs_1.of)({
type: "unresponsiveDevice",
})
.pipe((0, operators_1.delay)(1000))
.subscribe(e => subscriber.next(e));
const sub = (0, rxjs_1.from)((0, getDeviceInfo_1.default)(transport))
.pipe((0, operators_1.mergeMap)(async () => {
timeoutSub.unsubscribe();
subscriber.next({ type: "removeImagePermissionRequested" });
await (0, exports.command)(transport);
subscriber.next({ type: "imageRemoved" });
subscriber.complete();
}), (0, operators_1.catchError)(e => {
subscriber.error(e);
return (0, rxjs_1.throwError)(() => e);
}))
.subscribe();
return () => {
timeoutSub.unsubscribe();
sub.unsubscribe();
};
}));
}
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