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faucet_plugin.ts
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faucet_plugin.ts
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/*
* Copyright 漏 2021 Lisk Foundation
*
* See the LICENSE file at the top-level directory of this distribution
* for licensing information.
*
* Unless otherwise agreed in a custom licensing agreement with the Lisk Foundation,
* no part of this software, including this file, may be copied, modified,
* propagated, or distributed except according to the terms contained in the
* LICENSE file.
*
* Removal or modification of this copyright notice is prohibited.
*/
import { BasePlugin, PluginInitContext } from 'lisk-sdk';
import * as express from 'express';
import { join } from 'path';
import { Server } from 'http';
import { configSchema } from './schemas';
import { FaucetPluginConfig, State } from './types';
import { Endpoint } from './endpoint';
export class FaucetPlugin extends BasePlugin<FaucetPluginConfig> {
public configSchema = configSchema;
public endpoint = new Endpoint();
private _server!: Server;
private readonly _state: State = {
publicKey: undefined,
privateKey: undefined,
address: undefined,
};
public get nodeModulePath(): string {
return __filename;
}
public async init(context: PluginInitContext): Promise<void> {
await super.init(context);
this.endpoint.init(this._state, this.apiClient, this.config);
}
// eslint-disable-next-line @typescript-eslint/require-await, class-methods-use-this
public async load(): Promise<void> {
const app = express();
app.get('/api/config', (_req, res) => {
const config = {
applicationUrl: this.config.applicationUrl,
amount: this.config.amount,
tokenPrefix: this.config.tokenPrefix,
captchaSitekey: this.config.captchaSitekey,
logoURL: this.config.logoURL,
faucetAddress: this._state.address,
};
res.json(config);
});
app.use(express.static(join(__dirname, '../../build')));
this._server = app.listen(this.config.port, this.config.host);
}
public async unload(): Promise<void> {
return new Promise((resolve, reject) => {
this._server.close(err => {
if (err) {
reject(err);
return;
}
resolve();
});
});
}
}