openethereum/js/src/modals/Faucet/store.js

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// Copyright 2015-2017 Parity Technologies (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
import { action, computed, observable, transaction } from 'mobx';
import apiutil from '~/api/util';
const ENDPOINT = 'http://faucet.kovan.network/api/';
export default class Store {
@observable addressReceive = null;
@observable addressVerified = null;
@observable error = null;
@observable responseText = null;
@observable responseTxHash = null;
@observable isBusy = false;
@observable isCompleted = false;
@observable isDestination = false;
@observable isDone = false;
constructor (netVersion, address) {
transaction(() => {
this.setDestination(netVersion === '42');
this.setAddressReceive(address);
this.setAddressVerified(address);
});
}
@computed get canTransact () {
return !this.isBusy && this.addressReceiveValid && this.addressVerifiedValid;
}
@computed get addressReceiveValid () {
return apiutil.isAddressValid(this.addressReceive);
}
@computed get addressVerifiedValid () {
return apiutil.isAddressValid(this.addressVerified);
}
@action setAddressReceive = (address) => {
this.addressReceive = address;
}
@action setAddressVerified = (address) => {
this.addressVerified = address;
}
@action setBusy = (isBusy) => {
this.isBusy = isBusy;
}
@action setCompleted = (isCompleted) => {
transaction(() => {
this.setBusy(false);
this.isCompleted = isCompleted;
});
}
@action setDestination = (isDestination) => {
this.isDestination = isDestination;
}
@action setError = (error) => {
if (error.indexOf('not certified') !== -1) {
this.error = `${error}. Please ensure that this account is sms certified on the mainnet.`;
} else {
this.error = error;
}
}
@action setResponse = (response) => {
this.responseText = response.result;
this.responseTxHash = response.tx;
}
makeItRain = () => {
this.setBusy(true);
const options = {
method: 'GET',
mode: 'cors'
};
const url = `${ENDPOINT}${this.addressVerified}`;
return fetch(url, options)
.then((response) => {
if (!response.ok) {
return null;
}
return response.json();
})
.catch(() => {
return null;
})
.then((response) => {
transaction(() => {
if (!response || response.error) {
this.setError(
response
? response.error
: 'Unable to complete request to the faucet, the server may be unavailable. Please try again later.'
);
} else {
this.setResponse(response);
}
this.setCompleted(true);
});
});
}
}