New Grants txn Failed Email

app/app/urls.py

@@ -540,6 +540,7 @@
     path('_administration/email/wallpost', retail.emails.wallpost, name='wallpost_email'),
     path('_administration/email/grant_update', retail.emails.grant_update, name='grant_update_email'),
     path('_administration/email/grant_recontribute', retail.emails.grant_recontribute, name='grant_recontribute_email'),
+    path('_administration/email/grant_txn_failed', retail.emails.grant_txn_failed, name='grant_txn_failed_email'),
     path(
         '_administration/email/new_bounty_acceptance',
         retail.emails.new_bounty_acceptance,

app/dashboard/management/commands/grant_txn_failed_email.py

@@ -0,0 +1,32 @@
+'''
+    Copyright (C) 2019 Gitcoin Core
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+    This program 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 Affero General Public License for more details.
+    You should have received a copy of the GNU Affero General Public License
+    along with this program. If not, see <http://www.gnu.org/licenses/>.
+'''
+from django.conf import settings
+from django.core.management.base import BaseCommand
+
+from grants.models import Contribution
+from marketing.mails import grant_txn_failed
+
+
+class Command(BaseCommand):
+    help = 'sends emails for grant contributors whose contribution txns have failed'
+
+    def handle(self, *args, **options):
+        if settings.DEBUG:
+            print("not active in non prod environments")
+            return
+
+        failed_contribs = Contribution.objects.exclude(validator_passed=True)
+
+        for failed_contrib in failed_contribs:
+            grant_txn_failed(failed_contrib.subscription.contributor_profile, failed_contrib.subscription.grant, failed_contrib.tx_id)

app/marketing/mails.py

@@ -36,7 +36,7 @@
     render_bounty_expire_warning, render_bounty_feedback, render_bounty_request, render_bounty_startwork_expire_warning,
     render_bounty_unintersted, render_comment, render_faucet_rejected, render_faucet_request,
     render_featured_funded_bounty, render_funder_payout_reminder, render_funder_stale, render_gdpr_reconsent,
-    render_gdpr_update, render_grant_cancellation_email, render_grant_recontribute, render_grant_update,
+    render_gdpr_update, render_grant_cancellation_email, render_grant_recontribute, render_grant_txn_failed, render_grant_update,
     render_kudos_email, render_match_distribution, render_match_email, render_mention, render_new_bounty,
     render_new_bounty_acceptance, render_new_bounty_rejection, render_new_bounty_roundup, render_new_grant_email,
     render_new_supporter_email, render_new_work_submission, render_no_applicant_reminder, render_nth_day_email_campaign,
@@ -288,6 +288,25 @@ def grant_cancellation(grant, subscription):
     finally:
         translation.activate(cur_language)
 
+def grant_txn_failed(profile, grant, tx_id):
+    from_email = settings.CONTACT_EMAIL
+    to_email = profile.email
+    if not to_email:
+        if profile and profile.user:
+            to_email = profile.user.email
+    if not to_email:
+        return
+
+    cur_language = translation.get_language()
+
+    subject = f"Your Grant transaction failed. Wanna try again?"
+
+    try:
+        setup_lang(to_email)
+        html, text = render_grant_txn_failed(to_email, grant, tx_id)
+        send_mail(from_email, to_email, subject, text, html, categories=['transactional', func_name()])
+    finally:
+        translation.activate(cur_language)
 
 def subscription_terminated(grant, subscription):
     if subscription and subscription.negative:

app/retail/emails.py

@@ -69,6 +69,7 @@
     ('comment', _('Comment Emails'), _('Only when you are sent a comment')),
     ('wall_post', _('Wall Post Emails'), _('Only when someone writes on your wall')),
     ('grant_updates', _('Grant Update Emails'), _('Updates from Grant Owners about grants you\'ve funded.')),
+    ('grant_txn_failed', _('Grant Transaction Failed Emails'), _('Notifies Grant contributors when their contribution txn has failed.')),
 ]
 
 
@@ -887,6 +888,24 @@ def render_grant_recontribute(to_email, prev_round_start=(2020, 3, 23), prev_rou
 
     return response_html, response_txt
 
+def render_grant_txn_failed(to_email, grant, tx_id):
+    email_style = 27
+
+    params = {
+        'id': grant.id,
+        'grant_title': grant.title,
+        'tx_id': tx_id,
+        'tx_url': "https://etherscan.io/tx/"+tx_id,
+        'bulk_add_url': "https://gitcoin.co/grants/cart/bulk-add/" + str(grant.id),
+        'email_style': email_style,
+        'hide_bottom_logo': True,
+    }
+
+    response_html = premailer_transform(render_to_string("emails/grant_txn_failed.html", params))
+    response_txt = render_to_string("emails/grant_txn_failed.txt", params)
+
+    return response_html, response_txt
+
 def render_wallpost(to_email, activity):
     params = {
         'activity': activity,
@@ -1375,6 +1394,11 @@ def grant_update(request):
 def grant_recontribute(request):
     response_html, _ = render_grant_recontribute(settings.CONTACT_EMAIL)
     return HttpResponse(response_html)
+
+def grant_txn_failed(request):
+    failed_contrib = Contribution.objects.filter(subscription__contributor_profile__user__email=settings.CONTACT_EMAIL).exclude(validator_passed=True).first()
+    response_html, _ = render_grant_txn_failed(settings.CONTACT_EMAIL, failed_contrib.subscription.grant, failed_contrib.tx_id)
+    return HttpResponse(response_html)
 
 @staff_member_required
 def wallpost(request):

app/retail/templates/emails/grant_txn_failed.html

@@ -0,0 +1,59 @@
+{% extends 'emails/template.html' %}
+{% comment %}
+  Copyright (C) 2018 Gitcoin Core
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU Affero General Public License as published
+  by the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program 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 Affero General Public License for more details.
+
+  You should have received a copy of the GNU Affero General Public License
+  along with this program. If not, see <http://www.gnu.org/licenses/>.
+{% endcomment %}
+{% load i18n humanize %}
+
+{% block content %}
+
+<style>
+  .etherscan-link {
+    display: inline-block;
+    font-family: 'Muli', sans-serif;
+    color: #3E00FF;
+  }
+
+  .grant-txn-msg, .grant-txn-id {
+    margin: 0 auto;
+  }
+
+  .grant-txn-id a {
+    overflow-wrap: break-word;
+  }
+</style>
+
+<h1>Grants transaction failed, try again?</h1>
+
+<div class="grant-txn-msg">
+  <p>
+    Your contribution to <b>{{ grant_title }}</b> failed due to a technical issue.
+  </p>
+</div>
+
+<div class="grant-txn-id">
+  <p>
+    Transaction ID: <br>
+    <a href="{{ tx_url }}">{{ tx_id }}</a>
+  </p>
+</div>
+
+<div style="margin-bottom: 3em; margin-top: 3em;">
+  <a class="button" href="{{ bulk_add_url }}">{% trans "Resubmit Transaction" %}</a>
+  <br>
+  <a class="etherscan-link" href="{{ tx_url }}">View on Etherscan</a>
+</div>
+
+{% endblock %}

app/retail/templates/emails/grant_txn_failed.txt

@@ -0,0 +1,7 @@
+Grants transaction failed, try again?
+
+    Your contribution to {{ grant_title }} failed due to a technical issue.
+
+    Transaction ID: {{ tx_id }}
+
+  View on Etherscan

app/retail/templates/emails/template.html

@@ -323,6 +323,18 @@
     }
   }
 
+  @media (min-width: 768px) {
+    .grant-txn-msg {
+      width: 70%;
+    }
+  }
+
+  @media (min-width: 1200px) {
+    .grant-txn-msg {
+      width: 60%;
+    }
+  }
+
   /* Bootstrap styles used for activities -- START */
 
     *,