403 lines
14 KiB
JavaScript
403 lines
14 KiB
JavaScript
import ethers from 'ethers';
|
|
import Kredits from 'kredits-contracts';
|
|
import RSVP from 'rsvp';
|
|
|
|
import Service from '@ember/service';
|
|
import EmberObject from '@ember/object';
|
|
import { computed } from '@ember/object';
|
|
import { alias, notEmpty } from '@ember/object/computed';
|
|
import { isEmpty, isPresent } from '@ember/utils';
|
|
import { inject as service } from '@ember/service';
|
|
|
|
import groupBy from 'kredits-web/utils/group-by';
|
|
import processContributorData from 'kredits-web/utils/process-contributor-data';
|
|
import processContributionData from 'kredits-web/utils/process-contribution-data';
|
|
import formatKredits from 'kredits-web/utils/format-kredits';
|
|
|
|
import config from 'kredits-web/config/environment';
|
|
import Contributor from 'kredits-web/models/contributor'
|
|
import Contribution from 'kredits-web/models/contribution'
|
|
|
|
export default Service.extend({
|
|
|
|
browserCache: service(),
|
|
contributorsNeedFetch: false,
|
|
contributionsNeedFetch: false,
|
|
|
|
currentBlock: null,
|
|
currentUserAccounts: null, // default to not having an account. this is the wen web3 is loaded.
|
|
currentUser: null,
|
|
contributors: null,
|
|
contributions: null,
|
|
githubAccessToken: null,
|
|
|
|
currentUserIsContributor: notEmpty('currentUser'),
|
|
currentUserIsCore: alias('currentUser.isCore'),
|
|
hasAccounts: notEmpty('currentUserAccounts'),
|
|
|
|
contributionsUnconfirmed: computed('contributions.[]', 'currentBlock', function() {
|
|
return this.contributions.filter(contribution => {
|
|
return contribution.confirmedAt > this.currentBlock;
|
|
});
|
|
}),
|
|
|
|
contributionsConfirmed: computed('contributions.[]', 'currentBlock', function() {
|
|
return this.contributions
|
|
.filterBy('vetoed', false)
|
|
.filter(contribution => {
|
|
return contribution.confirmedAt <= this.currentBlock;
|
|
});
|
|
}),
|
|
|
|
kreditsByContributor: computed('contributionsUnconfirmed.@each.vetoed', 'contributors.[]', function() {
|
|
const contributionsUnconfirmed = this.contributionsUnconfirmed.filterBy('vetoed', false);
|
|
const contributionsGrouped = groupBy(contributionsUnconfirmed, 'contributorId');
|
|
const contributorsWithUnconfirmed = contributionsGrouped.map(c => c.value.toString());
|
|
const contributorsWithOnlyConfirmed = this.contributors.reject(c => contributorsWithUnconfirmed.includes(c.id))
|
|
|
|
const kreditsByContributor = contributionsGrouped.map(c => {
|
|
const amountUnconfirmed = c.items.mapBy('amount').reduce((a, b) => a + b);
|
|
const contributor = this.contributors.findBy('id', c.value.toString());
|
|
|
|
return EmberObject.create({
|
|
contributor: contributor,
|
|
amountUnconfirmed: amountUnconfirmed,
|
|
amountConfirmed: contributor.totalKreditsEarned,
|
|
amountTotal: contributor.totalKreditsEarned + amountUnconfirmed
|
|
})
|
|
});
|
|
|
|
contributorsWithOnlyConfirmed.forEach(c => {
|
|
kreditsByContributor.push(EmberObject.create({
|
|
contributor: c,
|
|
amountUnconfirmed: 0,
|
|
amountConfirmed: c.totalKreditsEarned,
|
|
amountTotal: c.totalKreditsEarned
|
|
}));
|
|
})
|
|
|
|
return kreditsByContributor;
|
|
}),
|
|
|
|
init () {
|
|
this._super(...arguments);
|
|
this.set('contributors', []);
|
|
this.set('contributions', []);
|
|
},
|
|
|
|
// This is called in the application route's beforeModel(). So it is
|
|
// initialized before everything else, and we can rely on the ethProvider and
|
|
// the potential currentUserAccounts to be available
|
|
getEthProvider () {
|
|
let ethProvider;
|
|
|
|
return new RSVP.Promise(async (resolve) => {
|
|
function instantiateWithoutAccount () {
|
|
console.debug('[kredits] Creating new instance from npm module class');
|
|
console.debug(`[kredits] providerURL: ${config.web3ProviderUrl}`);
|
|
ethProvider = new ethers.providers.JsonRpcProvider(config.web3ProviderUrl);
|
|
resolve({
|
|
ethProvider: ethProvider,
|
|
ethSigner: null
|
|
});
|
|
}
|
|
|
|
async function instantiateWithAccount (web3Provider, context) {
|
|
console.debug('[kredits] Using user-provided instance, e.g. from Mist browser or Metamask');
|
|
ethProvider = new ethers.providers.Web3Provider(web3Provider);
|
|
|
|
const network = await ethProvider.getNetwork();
|
|
if (isPresent(config.web3RequiredNetwork) &&
|
|
network.name !== config.web3RequiredNetwork) {
|
|
window.alert(`Please switch your Ethereum wallet to the "${config.web3RequiredNetwork}" network before connecting your account.`);
|
|
return instantiateWithoutAccount();
|
|
}
|
|
|
|
ethProvider.listAccounts().then(accounts => {
|
|
context.set('currentUserAccounts', accounts);
|
|
const ethSigner = accounts.length === 0 ? null : ethProvider.getSigner();
|
|
resolve({
|
|
ethProvider,
|
|
ethSigner
|
|
});
|
|
});
|
|
}
|
|
|
|
if (window.ethereum) {
|
|
if (window.ethereum.isConnected()) {
|
|
instantiateWithAccount(window.ethereum, this);
|
|
} else {
|
|
instantiateWithoutAccount();
|
|
}
|
|
}
|
|
// Legacy dapp browsers...
|
|
else if (window.web3) {
|
|
instantiateWithAccount(window.web3.currentProvider, this);
|
|
}
|
|
// Non-dapp browsers...
|
|
else {
|
|
instantiateWithoutAccount();
|
|
}
|
|
});
|
|
},
|
|
|
|
setup () {
|
|
return this.getEthProvider().then((providerAndSigner) => {
|
|
let kredits = new Kredits(providerAndSigner.ethProvider, providerAndSigner.ethSigner, {
|
|
addresses: { Kernel: config.kreditsKernelAddress },
|
|
apm: config.kreditsApmDomain,
|
|
ipfsConfig: config.ipfs
|
|
});
|
|
return kredits
|
|
.init()
|
|
.then(async (kredits) => {
|
|
this.set('kredits', kredits);
|
|
this.set('currentBlock', await kredits.provider.getBlockNumber());
|
|
|
|
if (this.currentUserAccounts && this.currentUserAccounts.length > 0) {
|
|
this.getCurrentUser.then((contributorData) => {
|
|
this.set('currentUser', contributorData);
|
|
});
|
|
}
|
|
|
|
return kredits;
|
|
});
|
|
});
|
|
},
|
|
|
|
totalSupply: computed(function() {
|
|
return this.kredits.Token.functions.totalSupply().then(total => {
|
|
return formatKredits(total);
|
|
})
|
|
}),
|
|
|
|
totalKreditsEarned: computed(function() {
|
|
return this.kredits.Contribution.functions.totalKreditsEarned(true)
|
|
.then(total => total.toNumber());
|
|
}),
|
|
|
|
async loadInitialData () {
|
|
const numCachedContributors = await this.browserCache.contributors.length();
|
|
if (numCachedContributors > 0) {
|
|
await this.loadContributorsFromCache();
|
|
this.set('contributorsNeedFetch', true);
|
|
} else {
|
|
await this.fetchContributors();
|
|
}
|
|
|
|
const numCachedContributions = await this.browserCache.contributions.length();
|
|
// if (numCachedContributions > 0) {
|
|
// TODO promises.push(this.loadContributionsFromCache);
|
|
// } else {
|
|
await this.fetchContributions({ page: { size: 30 } });
|
|
// }
|
|
|
|
return Promise.resolve();
|
|
},
|
|
|
|
addContributor (attributes) {
|
|
if (attributes.github_uid) {
|
|
const uidInt = parseInt(attributes.github_uid);
|
|
attributes.github_uid = uidInt;
|
|
}
|
|
|
|
console.debug('[kredits] add contributor', attributes);
|
|
|
|
return this.kredits.Contributor.add(attributes, { gasLimit: 350000 })
|
|
.then(data => {
|
|
console.debug('[kredits] add contributor response', data);
|
|
});
|
|
},
|
|
|
|
updateContributor (id, attributes) {
|
|
if (attributes.github_uid) {
|
|
const uidInt = parseInt(attributes.github_uid);
|
|
attributes.github_uid = uidInt;
|
|
}
|
|
|
|
console.debug('[kredits] update contributor', attributes);
|
|
|
|
return this.kredits.Contributor.updateProfile(id, attributes, { gasLimit: 350000 })
|
|
.then(data => {
|
|
console.debug('[kredits] updateProfile response', data);
|
|
});
|
|
},
|
|
|
|
fetchContributors () {
|
|
console.debug(`[kredits] Fetching all contributors from the network`);
|
|
return this.kredits.Contributor.all()
|
|
.then(contributors => {
|
|
return contributors.map(data => {
|
|
const contributor = Contributor.create(processContributorData(data));
|
|
const loadedContributor = this.contributors.findBy('id', contributor.id);
|
|
if (loadedContributor) { this.contributors.removeObject(loadedContributor); }
|
|
this.contributors.pushObject(contributor);
|
|
return contributor;
|
|
});
|
|
})
|
|
.then(() => {
|
|
return this.cacheLoadedContributors();
|
|
});
|
|
},
|
|
|
|
async cacheLoadedContributors () {
|
|
for (const c of this.contributors) {
|
|
await this.browserCache.contributors.setItem(c.id, c.serialize());
|
|
}
|
|
console.debug(`[kredits] Cached ${this.contributors.length} contributors in browser storage`);
|
|
return Promise.resolve();
|
|
},
|
|
|
|
async loadContributorsFromCache () {
|
|
return this.browserCache.contributors.iterate((value/*, key , iterationNumber */) => {
|
|
this.contributors.pushObject(Contributor.create(JSON.parse(value)));
|
|
}).then((/* result */) => {
|
|
console.debug(`[kredits] Loaded ${this.contributors.length} contributors from cache`);
|
|
});
|
|
},
|
|
|
|
addContribution (attributes) {
|
|
console.debug('[kredits] add contribution', attributes);
|
|
|
|
return this.kredits.Contribution.addContribution(attributes, { gasLimit: 300000 })
|
|
.then(data => {
|
|
console.debug('[kredits] add contribution response', data);
|
|
attributes.contributor = this.contributors.findBy('id', attributes.contributorId);
|
|
const contribution = Contribution.create(attributes);
|
|
contribution.set('pendingTx', data);
|
|
contribution.set('confirmedAtBlock', data.blockNumber + 40320);
|
|
this.contributions.pushObject(contribution);
|
|
return contribution;
|
|
});
|
|
},
|
|
|
|
fetchContributions (options = { page: { size: 200 } }) {
|
|
console.debug(`[kredits] Fetching contributions from the network`);
|
|
return this.kredits.Contribution.all(options)
|
|
.then(contributions => {
|
|
return contributions.map(data => {
|
|
const contribution = Contribution.create(processContributionData(data));
|
|
contribution.set('contributor', this.contributors.findBy('id', data.contributorId.toString()));
|
|
this.contributions.pushObject(contribution);
|
|
return contribution;
|
|
});
|
|
})
|
|
.then(contributions => {
|
|
const cacheWrites = contributions.map(c => {
|
|
return this.browserCache.contributions.setItem(c.id.toString(), c.serialize());
|
|
});
|
|
return Promise.all(cacheWrites).then(() => {
|
|
console.debug(`[kredits] Cached ${contributions.length} contributions in browser storage`);
|
|
});
|
|
});
|
|
},
|
|
|
|
async cacheLoadedContributions () {
|
|
for (const c of this.contributions) {
|
|
await this.browserCache.contributions.setItem(c.id, c.serialize());
|
|
}
|
|
console.debug(`[kredits] Cached ${this.contributions.length} contributions in browser storage`);
|
|
return Promise.resolve();
|
|
},
|
|
|
|
veto (contributionId) {
|
|
console.debug('[kredits] veto against', contributionId);
|
|
const contribution = this.contributions.findBy('id', contributionId);
|
|
|
|
return this.kredits.Contribution.functions.veto(contributionId, { gasLimit: 300000 })
|
|
.then(data => {
|
|
console.debug('[kredits] veto response', data);
|
|
contribution.set('pendingTx', data);
|
|
return data;
|
|
});
|
|
},
|
|
|
|
getCurrentUser: computed('kredits.provider', 'currentUserAccounts.[]', function() {
|
|
if (isEmpty(this.currentUserAccounts)) {
|
|
return RSVP.resolve();
|
|
}
|
|
return this.kredits.Contributor
|
|
.functions.getContributorIdByAddress(this.currentUserAccounts.firstObject)
|
|
.then((id) => {
|
|
// check if the user is a contributor or not
|
|
if (id === 0) {
|
|
return RSVP.resolve();
|
|
} else {
|
|
return this.kredits.Contributor.getById(id);
|
|
}
|
|
});
|
|
}),
|
|
|
|
// Contract events
|
|
addContractEventHandlers () {
|
|
this.kredits.Contributor
|
|
.on('ContributorProfileUpdated', this.handleContributorChange.bind(this))
|
|
.on('ContributorAccountUpdated', this.handleContributorChange.bind(this))
|
|
.on('ContributorAdded', this.handleContributorChange.bind(this))
|
|
|
|
this.kredits.Contribution
|
|
.on('ContributionAdded', this.handleContributionAdded.bind(this))
|
|
.on('ContributionVetoed', this.handleContributionVetoed.bind(this))
|
|
|
|
this.kredits.Token
|
|
.on('Transfer', this.handleTransfer.bind(this));
|
|
},
|
|
|
|
async handleContributorChange (contributorId, ...args) {
|
|
console.debug('[kredits] Contributor add/update event received for ID', contributorId);
|
|
console.debug('[kredits] Event data:', args);
|
|
const contributorData = await this.kredits.Contributor.getById(contributorId);
|
|
const newContributor = Contributor.create(contributorData);
|
|
|
|
const oldContributor = this.contributors.findBy('id', contributorId.toString());
|
|
if (oldContributor) {
|
|
console.debug('[kredits] old contributor', oldContributor);
|
|
this.contributors.removeObject(oldContributor);
|
|
}
|
|
|
|
console.debug('[kredits] new contributor', newContributor);
|
|
this.contributors.pushObject(newContributor);
|
|
},
|
|
|
|
async handleContributionAdded (id, contributorId, amount) {
|
|
console.debug('[kredits] ContributionAdded event received', { id, contributorId, amount });
|
|
|
|
const pendingContribution = this.contributions.find(c => {
|
|
return (c.id === null) &&
|
|
(c.contributorId.toString() === contributorId.toString()) &&
|
|
(c.amount.toString() === amount.toString());
|
|
});
|
|
|
|
if (pendingContribution) {
|
|
const attributes = await this.kredits.Contribution.getById(id);
|
|
attributes.contributor = this.contributors.findBy('id', attributes.contributorId.toString());
|
|
const newContribution = Contribution.create(attributes);
|
|
this.contributions.addObject(newContribution);
|
|
this.contributions.removeObject(pendingContribution);
|
|
}
|
|
},
|
|
|
|
handleContributionVetoed (contributionId) {
|
|
console.debug('[kredits] ContributionVetoed event received for ', contributionId);
|
|
const contribution = this.contributions.findBy('id', contributionId);
|
|
console.debug('[kredits] contribution', contribution);
|
|
|
|
if (contribution) {
|
|
contribution.set('vetoed', true);
|
|
contribution.set('pendingTx', null);
|
|
}
|
|
},
|
|
|
|
handleTransfer (from, to, value) {
|
|
value = value.toNumber();
|
|
|
|
this.contributors
|
|
.findBy('address', from)
|
|
.decrementProperty('balance', value);
|
|
|
|
this.contributors
|
|
.findBy('address', to)
|
|
.incrementProperty('balance', value);
|
|
},
|
|
});
|