@airgap/serializer
Version:
The @airgap/serializer provides serializers used in AirGap applications.
165 lines • 9.75 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.Serializer = exports.IACPayloadType = void 0;
var errors_1 = require("@airgap/coinlib-core/errors");
var ProtocolSymbols_1 = require("@airgap/coinlib-core/utils/ProtocolSymbols");
var inter_app_communication_protocol_1 = require("./inter-app-communication-protocol");
var interfaces_1 = require("./interfaces");
var accountShareResponse = require('./schemas/generated/account-share-response.json');
var messageSignRequest = require('./schemas/generated/message-sign-request.json');
var messageSignResponse = require('./schemas/generated/message-sign-response.json');
var IACPayloadType;
(function (IACPayloadType) {
IACPayloadType[IACPayloadType["FULL"] = 0] = "FULL";
IACPayloadType[IACPayloadType["CHUNKED"] = 1] = "CHUNKED";
})(IACPayloadType = exports.IACPayloadType || (exports.IACPayloadType = {}));
var Serializer = /** @class */ (function () {
function Serializer() {
this.schemas = new Map();
this.validators = new Map();
this.addSchema(interfaces_1.IACMessageType.AccountShareResponse, { schema: accountShareResponse });
this.addSchema(interfaces_1.IACMessageType.MessageSignRequest, { schema: messageSignRequest });
this.addSchema(interfaces_1.IACMessageType.MessageSignResponse, { schema: messageSignResponse });
}
Serializer.getInstance = function () {
if (Serializer.instance === undefined) {
Serializer.instance = new Serializer();
}
return Serializer.instance;
};
Serializer.addSchema = function (schemaId, schema, protocol) {
Serializer.getInstance().addSchema(schemaId, schema, protocol);
};
Serializer.prototype.addSchema = function (schemaId, schema, protocol) {
var protocolSpecificSchemaName = Serializer.getSchemaName(schemaId, protocol);
if (this.schemas.has(protocolSpecificSchemaName)) {
throw new errors_1.SerializerError(errors_1.SerializerErrorType.SCHEMA_ALREADY_EXISTS, "Schema ".concat(protocolSpecificSchemaName, " already exists"));
}
this.schemas.set(protocolSpecificSchemaName, schema);
};
Serializer.getSchema = function (schemaId, protocol) {
return Serializer.getInstance().getSchema(schemaId, protocol);
};
Serializer.prototype.getSchema = function (schemaId, protocol) {
var protocolSpecificSchemaName = Serializer.getSchemaName(schemaId, protocol);
var schema;
if (this.schemas.has(protocolSpecificSchemaName)) {
schema = this.schemas.get(protocolSpecificSchemaName);
}
else if (protocol !== undefined) {
var split = protocol.split('-');
// if protocol is a sub protocol and there is no schema defined for it, use the main protocol schema as the fallback
if (split.length >= 2) {
return this.getSchema(schemaId, split[0]);
}
}
// Try to get the protocol specific scheme, if it doesn't exist fall back to the generic one
schema = schema !== null && schema !== void 0 ? schema : this.schemas.get(Serializer.getSchemaName(schemaId));
if (!schema) {
throw new errors_1.SerializerError(errors_1.SerializerErrorType.SCHEMA_DOES_NOT_EXISTS, "Schema ".concat(protocolSpecificSchemaName, " does not exist"));
}
return schema;
};
Serializer.getSchemaName = function (schemaId, protocol) {
var schemaName = "".concat(schemaId, "-").concat(protocol);
if ((protocol !== undefined && schemaId === interfaces_1.IACMessageType.TransactionSignRequest) ||
schemaId === interfaces_1.IACMessageType.TransactionSignResponse) {
var split = schemaName.split('-');
if (split.length >= 3 && "".concat(split[1], "-").concat(split[2]) === ProtocolSymbols_1.SubProtocolSymbols.ETH_ERC20) {
return "".concat(schemaId, "-").concat(ProtocolSymbols_1.SubProtocolSymbols.ETH_ERC20);
}
}
return protocol ? "".concat(schemaId, "-").concat(protocol) : schemaId.toString();
};
Serializer.addValidator = function (protocol, validator) {
Serializer.getInstance().addValidator(protocol, validator);
};
Serializer.prototype.addValidator = function (protocol, validator) {
this.validators.set(protocol, validator);
};
Serializer.prototype.serialize = function (messages, singleChunkSize, multiChunkSize) {
if (singleChunkSize === void 0) { singleChunkSize = 0; }
if (multiChunkSize === void 0) { multiChunkSize = 0; }
return __awaiter(this, void 0, void 0, function () {
var iacps;
var _this = this;
return __generator(this, function (_a) {
if (messages.every(function (message) {
return _this.getSchema(message.type, message.protocol);
})) {
iacps = inter_app_communication_protocol_1.IACProtocol.fromDecoded(JSON.parse(JSON.stringify(messages)), singleChunkSize, multiChunkSize, this);
return [2 /*return*/, iacps.map(function (iac) { return iac.encoded(_this); })];
}
else {
throw new errors_1.SerializerError(errors_1.SerializerErrorType.SCHEMA_DOES_NOT_EXISTS, "Unknown schema");
}
return [2 /*return*/];
});
});
};
Serializer.prototype.deserialize = function (data) {
return __awaiter(this, void 0, void 0, function () {
var result, deserializedIACMessageDefinitionObjects;
return __generator(this, function (_a) {
result = inter_app_communication_protocol_1.IACProtocol.fromEncoded(data, this);
deserializedIACMessageDefinitionObjects = result
.map(function (el) { return el.payload; })
.map(function (el) { return el.asJson(); })
.reduce(function (pv, cv) { return pv.concat.apply(pv, cv); }, []);
return [2 /*return*/, deserializedIACMessageDefinitionObjects];
});
});
};
Serializer.prototype.serializationValidatorByProtocolIdentifier = function (protocolIdentifier) {
var _a;
var validatorsKeys = Array.from(this.validators.keys());
var exactMatch = validatorsKeys.find(function (protocol) { return protocolIdentifier === protocol; });
var startsWith = validatorsKeys.find(function (protocol) { return protocolIdentifier.startsWith(protocol); });
// TODO: Only use validator if it's a transaction
var validatorFactory = this.validators.get((_a = exactMatch !== null && exactMatch !== void 0 ? exactMatch : startsWith) !== null && _a !== void 0 ? _a : ProtocolSymbols_1.MainProtocolSymbols.ETH);
if (!validatorFactory) {
throw Error("Validator not registered for ".concat(protocolIdentifier, ", ").concat(exactMatch, ", ").concat(startsWith, ", ").concat(validatorFactory));
}
return validatorFactory.create();
};
Serializer.instance = undefined;
return Serializer;
}());
exports.Serializer = Serializer;
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