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Generate verifiable election before publishing results (#174)
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David Morcillo
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Apr 22, 2021
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| import { Trustee } from "./trustee"; | ||
| import { Client } from "../client/client"; | ||
| import { Election } from "../election/election"; | ||
|
|
||
| /** | ||
| * This class is used to bind any UI elements to a trustee process. | ||
| * @abstract | ||
| */ | ||
| export class TrusteeComponent { | ||
| /** | ||
| * Initialises the class with the given params. | ||
| * @param {Object} params - An object that contains the initialization params. | ||
| * - {String} authorityPublicKeyJSON - The authority identification public key. | ||
| * - {String} trusteeUniqueId - The unique identifier of a trustee. | ||
| * - {Object} trusteeIdentificationKeys - An object that contains both the public and private key for | ||
| * the corresponding trustee. | ||
| * - {Object} trusteeWrapperAdapter - An object to interact with the trustee wrapper. | ||
| * @constructor | ||
| */ | ||
| constructor({ | ||
| authorityPublicKeyJSON, | ||
| trusteeUniqueId, | ||
| trusteeIdentificationKeys, | ||
| trusteeWrapperAdapter, | ||
| }) { | ||
| this.trustee = new Trustee({ | ||
| uniqueId: trusteeUniqueId, | ||
| authorityPublicKeyJSON, | ||
| identificationKeys: trusteeIdentificationKeys, | ||
| wrapperAdapter: trusteeWrapperAdapter, | ||
| }); | ||
| } | ||
|
|
||
| /** | ||
| * Setup the election for the trustee. | ||
| * | ||
| * @abstract | ||
| * @returns {Promise<undefined>} | ||
| */ | ||
| async setupElection() { | ||
| throw new Error("not implemented"); | ||
| } | ||
|
|
||
| /** | ||
| * Setup the election for the trustee. | ||
| * | ||
| * @param {Object} params - An object that contains the initialization params. | ||
| * - {Object} bulletinBoardClientParams - An object to configure the bulletin board client. | ||
| * - {String} electionUniqueId - The unique identifier of an election. | ||
| * - {Number} authorizationExpirationTimestamp - The timestamp until the authorization header is no longer valid. | ||
| * - {Array<String>} typesFilter - A collection of message ids to be included in the log entry query. | ||
| * | ||
| * @returns {Promise<undefined>} | ||
| */ | ||
| async setupElectionWithTypesFilter({ | ||
| bulletinBoardClientParams, | ||
| electionUniqueId, | ||
| authorizationExpirationTimestamp, | ||
| typesFilter, | ||
| }) { | ||
| const [authorityId] = electionUniqueId.split("."); | ||
| const trusteeUniqueIdHeader = `${authorityId}.${this.trustee.uniqueId}`; | ||
| const authorizationHeader = await this.trustee.signMessage({ | ||
| trustee_unique_id: trusteeUniqueIdHeader, | ||
| exp: authorizationExpirationTimestamp, | ||
| }); | ||
|
|
||
| const bulletinBoardClient = new Client({ | ||
| ...bulletinBoardClientParams, | ||
| headers: { | ||
| Authorization: authorizationHeader, | ||
| TrusteeUniqueId: trusteeUniqueIdHeader, | ||
| }, | ||
| }); | ||
|
|
||
| const election = new Election({ | ||
| uniqueId: electionUniqueId, | ||
| bulletinBoardClient, | ||
| typesFilter, | ||
| }); | ||
|
|
||
| this.trustee.election = election; | ||
| } | ||
|
|
||
| /** | ||
| * Bind UI events to the key ceremony process. | ||
| * | ||
| * @abstract | ||
| * @returns {Promise<undefined>} | ||
| */ | ||
| async bindEvents() { | ||
| throw new Error("not implemented"); | ||
| } | ||
| } |
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