lisk-framework
Version:
Lisk blockchain application platform
32 lines • 1.64 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.RandomMethod = void 0;
const lisk_codec_1 = require("@liskhq/lisk-codec");
const base_method_1 = require("../base_method");
const constants_1 = require("../validators/constants");
const schemas_1 = require("./schemas");
const validator_reveals_1 = require("./stores/validator_reveals");
const utils_1 = require("./utils");
class RandomMethod extends base_method_1.BaseMethod {
constructor(stores, events, moduleName) {
super(stores, events);
this._moduleName = moduleName;
}
async isSeedRevealValid(methodContext, generatorAddress, blockAssets) {
const randomDataStore = this.stores.get(validator_reveals_1.ValidatorRevealsStore);
const { validatorReveals } = await randomDataStore.get(methodContext, constants_1.EMPTY_KEY);
const asset = blockAssets.getAsset(this._moduleName);
if (!asset) {
throw new Error('Block asset is missing.');
}
const { seedReveal } = lisk_codec_1.codec.decode(schemas_1.blockHeaderAssetRandomModule, asset);
return (0, utils_1.getSeedRevealValidity)(generatorAddress, seedReveal, validatorReveals);
}
async getRandomBytes(methodContext, height, numberOfSeeds) {
const randomDataStore = this.stores.get(validator_reveals_1.ValidatorRevealsStore);
const { validatorReveals } = await randomDataStore.get(methodContext, constants_1.EMPTY_KEY);
return (0, utils_1.getRandomSeed)(height, numberOfSeeds, validatorReveals);
}
}
exports.RandomMethod = RandomMethod;
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