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import shell from 'shelljs';
import { LocalNodeErrors } from '../Errors/LocalNodeErrors';
import { START_STATE_INIT_MESSAGE, START_STATE_STARTED_DETECTING, START_STATE_STARTED_MESSAGE, START_STATE_STARTING_MESSAGE } from '../constants';
import { IOBserver } from '../controller/IObserver';
import { CLIService } from '../services/CLIService';
import { ConnectionService } from '../services/ConnectionService';
import { DockerService } from '../services/DockerService';
import { LoggerService } from '../services/LoggerService';
import { ServiceLocator } from '../services/ServiceLocator';
import { CLIOptions } from '../types/CLIOptions';
import { EventType } from '../types/EventType';
import { IState } from './IState';
export class StartState implements IState{
/**
* The logger service used for logging messages.
*/
private logger: LoggerService;
/**
* The connection service used for establishing and managing connections.
*/
private connectionService: ConnectionService;
/**
* Represents the Docker service used by the StartState class.
*/
private dockerService: DockerService;
/**
* The observer for the StartState.
*/
private observer: IOBserver | undefined;
/**
* The CLI options for the StartState class.
*/
private cliOptions: CLIOptions;
/**
* The name of the state.
*/
private stateName: string;
/**
* Creates an instance of StartState.
*
* @constructor
*/
constructor() {
this.stateName = StartState.name;
this.logger = ServiceLocator.Current.get<LoggerService>(LoggerService.name);
this.cliOptions = ServiceLocator.Current.get<CLIService>(CLIService.name).getCurrentArgv();
this.dockerService = ServiceLocator.Current.get<DockerService>(DockerService.name);
this.connectionService = ServiceLocator.Current.get<ConnectionService>(ConnectionService.name);
this.logger.trace(START_STATE_INIT_MESSAGE, this.stateName);
}
/**
* Subscribes an observer to the state.
*
* @public
* @param {IOBserver} observer - The observer to subscribe.
*/
public subscribe(observer: IOBserver): void {
this.observer = observer;
}
/**
* Starts the Hedera Local Node.
*
* @public
* @returns {Promise<void>} A Promise that resolves when the Hedera Local Node is successfully started.
*/
public async onStart(): Promise<void> {
this.logger.info(START_STATE_STARTING_MESSAGE, this.stateName);
const rootPath = process.cwd();
shell.cd(__dirname);
shell.cd('../../');
this.dockerService.checkDockerImages();
const output = await this.dockerService.dockerComposeUp(this.cliOptions);
if (output.code === 1) {
this.observer?.update(EventType.DockerError);
await this.dockerService.dockerComposeUp(this.cliOptions);
}
shell.cd(rootPath);
this.logger.info(START_STATE_STARTED_DETECTING, this.stateName);
try {
await this.connectionService.waitForFiringUp(5600, 'Mirror Node GRPC');
await this.connectionService.waitForFiringUp(50211, 'Network Node');
} catch (e: any) {
if (e instanceof LocalNodeErrors) {
this.logger.error(e.message, this.stateName);
}
this.observer!.update(EventType.UnknownError);
return;
}
this.logger.info(START_STATE_STARTED_MESSAGE, this.stateName);
this.observer?.update(EventType.Finish);
}
}
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