xinfin: bounties integration

app/app/local.env

@@ -51,6 +51,7 @@ VIEW_BLOCK_API_KEY=
 ETHERSCAN_API_KEY=
 FORTMATIC_LIVE_KEY=
 FORTMATIC_TEST_KEY=
+XINFIN_API_KEY=
 
 PYPL_CLIENT_ID=
 

app/app/settings.py

@@ -60,6 +60,7 @@
 FORTMATIC_LIVE_KEY = env('FORTMATIC_LIVE_KEY', default='YOUR-SupEr-SecRet-LiVe-FoRtMaTiC-KeY')
 FORTMATIC_TEST_KEY = env('FORTMATIC_TEST_KEY', default='YOUR-SupEr-SecRet-TeSt-FoRtMaTiC-KeY')
 PYPL_CLIENT_ID = env('PYPL_CLIENT_ID', default='')
+XINFIN_API_KEY = env('XINFIN_API_KEY', default='')
 
 # Ratelimit
 

app/assets/v2/js/pages/bounty_detail/xinfin_extension.js

@@ -0,0 +1,88 @@
+const payWithXinfinExtension = async (fulfillment_id, to_address, vm, modal) => {
+
+  const amount = vm.fulfillment_context.amount;
+  const token_name = vm.bounty.token_name;
+
+  try {
+    web3.version.getNetwork(async (err, providerNetworkId) => {
+      // 1. init provider
+      await ethereum.enable();
+      xdc3Client = await new xdc3(web3.currentProvider);
+
+      // 2. check if default account is selected
+      if (web3.eth.defaultAccount == null) {
+        modal.closeModal();
+        _alert({ message: 'Please unlock XinPay Wallet extension' }, 'error');
+        return;
+      }
+
+      // 3. check if token is XDC
+      if (token_name == 'XDC') {
+
+        const xdcBalance = await xdc3Client.eth.getBalance(web3.eth.defaultAccount);
+
+        if (Number(xdcBalance) < Number(amount * 10 ** 18)) {
+          _alert({ message: `Insufficent balance in address ${web3.eth.defaultAccount}` }, 'error');
+          return;
+        }
+
+        let txArgs = {
+          to: to_address.toLowerCase(),
+          from: web3.eth.defaultAccount,
+          value: (amount * 10 ** 18).toString(),
+        };
+
+        xdc3Client.eth.sendTransaction(
+          txArgs,
+          (error, result) => callback(error, web3.eth.defaultAccount, result)
+        );
+
+      } else {
+        modal.closeModal();
+        _alert({ message: 'XinPay supports payouts in XDC only.' }, 'error');
+        return;
+      }
+    });
+
+  } catch (e) {
+    modal.closeModal();
+    _alert({ message: 'Please download or enable XinPay Wallet extension' }, 'error');
+    return;
+  }
+
+  function callback(error, from_address, txn) {
+    if (error) {
+      _alert({ message: gettext('Unable to payout bounty due to: ' + error) }, 'error');
+      console.log(error);
+    } else {
+
+      const payload = {
+        payout_type: 'xinfin_ext',
+        tenant: 'XINFIN',
+        amount: amount,
+        token_name: token_name,
+        funder_address: from_address.replace(/^(0x)/,"xdc"),
+        payout_tx_id: txn
+      };
+
+      modal.closeModal();
+      const apiUrlBounty = `/api/v1/bounty/payout/${fulfillment_id}`;
+
+      fetchData(apiUrlBounty, 'POST', payload).then(response => {
+        if (200 <= response.status && response.status <= 204) {
+          console.log('success', response);
+
+          vm.fetchBounty();
+          _alert('Payment Successful');
+
+        } else {
+          _alert('Unable to make payout bounty. Please try again later', 'error');
+          console.error(`error: bounty payment failed with status: ${response.status} and message: ${response.message}`);
+        }
+      }).catch(function(error) {
+        _alert('Unable to make payout bounty. Please try again later', 'error');
+        console.log(error);
+      });
+    }
+  }
+};

app/assets/v2/js/pages/bounty_details2.js

@@ -144,6 +144,10 @@ Vue.mixin({
           url = `https://explorer.rsk.co/tx/${txn}`;
           break;
 
+        case 'XDC':
+          url = `https://explorer.xinfin.network/tx/${txn}`;
+          break;
+
         default:
           url = `https://etherscan.io/tx/${txn}`;
 
@@ -200,6 +204,10 @@ Vue.mixin({
           url = `https://explorer.rsk.co/address/${address}`;
           break;
 
+        case 'XDC':
+          url = `https://explorer.xinfin.network/addr/${address}`;
+          break;
+
         default:
           url = `https://etherscan.io/address/${address}`;
       }
@@ -423,6 +431,10 @@ Vue.mixin({
           tenant = 'RSK';
           break;
 
+        case 'XDC':
+          tenant = 'XINFIN';
+          break;
+
         default:
           tenant = 'ETH';
       }
@@ -509,6 +521,10 @@ Vue.mixin({
         case 'rsk_ext':
           payWithRSKExtension(fulfillment_id, fulfiller_address, vm, modal);
           break;
+
+        case 'xinfin_ext':
+          payWithXinfinExtension(fulfillment_id, fulfiller_address, vm, modal);
+          break;
       }
     },
     closeBounty: function() {
@@ -714,18 +730,16 @@ Vue.mixin({
       let vm = this;
 
       switch (fulfillment.payout_type) {
-        case 'fiat':
-          vm.fulfillment_context.active_step = 'payout_amount';
-          break;
-
         case 'qr':
         case 'manual':
           vm.fulfillment_context.active_step = 'check_wallet_owner';
           break;
 
+        case 'fiat':
         case 'web3_modal':
         case 'polkadot_ext':
         case 'rsk_ext':
+        case 'xinfin_ext':
           vm.fulfillment_context.active_step = 'payout_amount';
           break;
       }

app/assets/v2/js/pages/hackathon_new_bounty.js

@@ -154,6 +154,10 @@ Vue.mixin({
           // rsk
           type = 'rsk_ext';
           break;
+        case '50':
+          // xinfin
+          type = 'xinfin_ext';
+          break;
         case '58':
           // polkadot
           type = 'polkadot_ext';

app/assets/v2/js/pages/new_bounty.js

@@ -193,6 +193,10 @@ Vue.mixin({
           // rsk
           type = 'rsk_ext';
           break;
+        case '50':
+          // xinfin
+          type = 'xinfin_ext';
+          break;
         case '59':
         case '58':
           // 58 - polkadot, 59 - kusama

app/assets/v2/js/wallet.js

@@ -3,7 +3,7 @@ const WalletConnectProvider = window.WalletConnectProvider.default;
 const eventWalletReady = new Event('walletReady', {bubbles: true});
 const eventDataWalletReady = new Event('dataWalletReady', {bubbles: true});
 
-let web3;
+var web3 = typeof (web3) != 'undefined' ? web3 : null;
 let web3Modal;
 let provider;
 let selectedAccount;

app/dashboard/management/commands/sync_pending_fulfillments.py

@@ -36,7 +36,7 @@ def handle(self, *args, **options):
         )
 
         # Extensions
-        ext_payout_types= ['web3_modal', 'polkadot_ext', 'harmony_ext', 'binance_ext', 'rsk_ext']
+        ext_payout_types= ['web3_modal', 'polkadot_ext', 'harmony_ext', 'binance_ext', 'rsk_ext', 'xinfin_ext']
         for ext_payout_type in ext_payout_types:
             ext_pending_fulfillments = pending_fulfillments.filter(payout_type=ext_payout_type)
             for fulfillment in ext_pending_fulfillments.all():

app/dashboard/migrations/0175_auto_20210324_1140.py

@@ -0,0 +1,28 @@
+# Generated by Django 2.2.4 on 2021-03-24 11:40
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('dashboard', '0174_profile_google_user_id'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='bounty',
+            name='web3_type',
+            field=models.CharField(choices=[('legacy_gitcoin', 'Legacy Bounty'), ('bounties_network', 'Bounties Network'), ('qr', 'QR Code'), ('web3_modal', 'Web3 Modal'), ('polkadot_ext', 'Polkadot Ext'), ('binance_ext', 'Binance Ext'), ('harmony_ext', 'Harmony Ext'), ('rsk_ext', 'RSK Ext'), ('xinfin_ext', 'Xinfin Ext'), ('fiat', 'Fiat'), ('manual', 'Manual')], default='bounties_network', max_length=50),
+        ),
+        migrations.AlterField(
+            model_name='bountyfulfillment',
+            name='payout_type',
+            field=models.CharField(blank=True, choices=[('bounties_network', 'bounties_network'), ('qr', 'qr'), ('fiat', 'fiat'), ('web3_modal', 'web3_modal'), ('polkadot_ext', 'polkadot_ext'), ('binance_ext', 'binance_ext'), ('harmony_ext', 'harmony_ext'), ('rsk_ext', 'rsk_ext'), ('xinfin_ext', 'xinfin_ext'), ('manual', 'manual')], help_text='payment type used to make the payment', max_length=20, null=True),
+        ),
+        migrations.AlterField(
+            model_name='bountyfulfillment',
+            name='tenant',
+            field=models.CharField(blank=True, choices=[('BTC', 'BTC'), ('ETH', 'ETH'), ('ETC', 'ETC'), ('ZIL', 'ZIL'), ('CELO', 'CELO'), ('PYPL', 'PYPL'), ('POLKADOT', 'POLKADOT'), ('BINANCE', 'BINANCE'), ('HARMONY', 'HARMONY'), ('FILECOIN', 'FILECOIN'), ('RSK', 'RSK'), ('XINFIN', 'XINFIN'), ('OTHERS', 'OTHERS')], help_text='specific tenant type under the payout_type', max_length=10, null=True),
+        ),
+    ]

app/dashboard/models.py

@@ -295,6 +295,7 @@ class Bounty(SuperModel):
         ('binance_ext', 'Binance Ext'),
         ('harmony_ext', 'Harmony Ext'),
         ('rsk_ext', 'RSK Ext'),
+        ('xinfin_ext', 'Xinfin Ext'),
         ('fiat', 'Fiat'),
         ('manual', 'Manual')
     )
@@ -1412,6 +1413,7 @@ class BountyFulfillment(SuperModel):
         ('binance_ext', 'binance_ext'),
         ('harmony_ext', 'harmony_ext'),
         ('rsk_ext', 'rsk_ext'),
+        ('xinfin_ext', 'xinfin_ext'),
         ('manual', 'manual')
     ]
 
@@ -1427,6 +1429,7 @@ class BountyFulfillment(SuperModel):
         ('HARMONY', 'HARMONY'),
         ('FILECOIN', 'FILECOIN'),
         ('RSK', 'RSK'),
+        ('XINFIN', 'XINFIN'),
         ('OTHERS', 'OTHERS')
     ]
 

app/dashboard/sync/xinfin.py

@@ -0,0 +1,93 @@
+import json
+
+from django.conf import settings
+from django.utils import timezone
+
+import requests
+from dashboard.sync.helpers import record_payout_activity, txn_already_used
+
+API_KEY = settings.XINFIN_API_KEY
+
+def find_txn_on_xinfin_explorer(fulfillment):
+    token_name = fulfillment.token_name
+
+    funderAddress = fulfillment.bounty.bounty_owner_address
+    amount = fulfillment.payout_amount
+    payeeAddress = fulfillment.fulfiller_address
+
+    if token_name not in ['XDC']:
+        return None
+
+    url = f'https://xdc.network/publicAPI?module=account&action=txlist&address={funderAddress}&page=0&pageSize=10&apikey={API_KEY}'
+    response = requests.get(url).json()
+
+    if response['message'] and response['result']:
+        for txn in response['result']:
+            to_address_match = txn['to'].lower() == payeeAddress.lower() if token_name == 'XDC' else True
+            if (
+                txn['from'].lower() == funderAddress.lower() and
+                to_address_match and
+                float(txn['value']) == float(amount * 10 ** 18) and
+                not txn_already_used(txn['hash'], token_name)
+            ):
+                return txn
+    return None
+
+
+def get_xinfin_txn_status(fulfillment):
+
+    txnid = fulfillment.payout_tx_id
+    token_name = fulfillment.token_name
+    funderAddress = fulfillment.bounty.bounty_owner_address
+    payeeAddress = fulfillment.fulfiller_address
+
+    amount = fulfillment.payout_amount
+
+
+    if token_name not in ['XDC']:
+        return None
+
+    if not txnid or txnid == "0x0":
+        return None
+
+    url = f'https://explorer.xinfin.network/publicAPI?module=transaction&action=gettxdetails&txhash={txnid}&apikey={API_KEY}'
+    response = requests.get(url).json()
+
+    if response['status'] == '0':
+        return 'expired'
+    elif response['result']:
+        txn = response['result']
+
+        to_address_match = txn['to'].lower() == payeeAddress.lower() if token_name == 'XDC' else True
+
+        if (
+            txn['from'].lower() == funderAddress.lower() and
+            to_address_match and
+            float(float(txn['value'])/ 10**18) == float(amount) and
+            not txn_already_used(txn['hash'], token_name)
+        ):
+            return 'success'        
+
+    return None
+
+
+def sync_xinfin_payout(fulfillment):
+    if not fulfillment.payout_tx_id or fulfillment.payout_tx_id == "0x0":
+        txn = find_txn_on_xinfin_explorer(fulfillment)
+        if txn:
+            fulfillment.payout_tx_id = txn['hash']
+            fulfillment.save()
+
+    if fulfillment.payout_tx_id and fulfillment.payout_tx_id != "0x0":
+        txn_status = get_xinfin_txn_status(fulfillment)
+
+        if txn_status == 'success':
+            fulfillment.payout_status = 'done'
+            fulfillment.accepted_on = timezone.now()
+            fulfillment.accepted = True
+            record_payout_activity(fulfillment)
+
+        elif txn_status == 'expired':
+            fulfillment.payout_status = 'expired'
+
+        fulfillment.save()

app/dashboard/templates/bounty/details2.html

@@ -439,7 +439,7 @@ <h5 class="font-body font-weight-semibold">{% trans "SUBMISSIONS" %}</h5>
                             </div>
 
                             <!-- WEB3 MODAL FLOW -->
-                            <div v-else-if="fulfillment.payout_type == 'rsk_ext' || fulfillment.payout_type == 'web3_modal' || fulfillment.payout_type == 'polkadot_ext' || fulfillment.payout_type == 'harmony_ext' || fulfillment.payout_type == 'binance_ext'" class="px-sm-4">
+                            <div v-else-if="fulfillment.payout_type == 'xinfin_ext' || fulfillment.payout_type == 'rsk_ext' || fulfillment.payout_type == 'web3_modal' || fulfillment.payout_type == 'polkadot_ext' || fulfillment.payout_type == 'harmony_ext' || fulfillment.payout_type == 'binance_ext'" class="px-sm-4">
 
                               <div class="text-center pb-3">
                                 <p class="mb-3 font-subheader font-weight-bold">Payout</p>
@@ -1125,10 +1125,15 @@ <h3>{{ noscript.keywords }}</h3>
       <script src="{% static "v2/js/pages/bounty_detail/harmony_extension.js" %}"></script>
 
     {% elif web3_type == 'rsk_ext' %}
-
       <script src="{% static "v2/js/pages/bounty_detail/rsk_extension.js" %}"></script>
 
+    {% elif web3_type == 'xinfin_ext' %}
+
+      <script src="{% static "v2/js/lib/xinfin/xdc3.min.js" %}"></script>
+      <script src="{% static "v2/js/pages/bounty_detail/xinfin_extension.js" %}"></script>
+
     {% elif web3_type == 'fiat' %}
+
       {% if PYPL_CLIENT_ID %}
         <script src="https://www.paypal.com/sdk/js?client-id={{PYPL_CLIENT_ID}}"></script>
       {% endif %}

app/dashboard/templates/bounty/new_bounty.html

@@ -138,6 +138,10 @@ <h1 class="text-center">Fund Issue</h1>
                     </label>
 
                     {% if is_staff %}
+                      <label class="btn btn-radio chain-btn d-flex align-items-center mr-2 mb-2 font-weight-bold py-2 px-4" :class="{'active': chainId === '50'}">
+                        <input type="radio" name="bounty_chain" id="50_chain" value="50" v-model="chainId"><img class="mr-2" src="{% static 'v2/images/chains/xinfin.svg' %}" alt="" width="16"> Xinfin
+                      </label>
+
                       <label class="btn btn-radio chain-btn d-flex align-items-center mr-2 mb-2 font-weight-bold py-2 px-4" :class="{'active': chainId === '717171'}">
                         <input type="radio" name="bounty_chain" id="717171_chain" value="717171" v-model="chainId"> Other
                       </label>