Add wallet page

With setup code to connect Blue Wallet to Kosmos account wallets

Gemfile

@@ -33,6 +33,9 @@ gem 'devise'
 gem 'devise_ldap_authenticatable'
 gem 'net-ldap'
 
+# Utilities
+gem "rqrcode", "~> 2.0"
+
 # HTTP requests
 gem 'faraday'
 

Gemfile.lock

@@ -73,6 +73,7 @@ GEM
       rack-test (>= 0.6.3)
       regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
+    chunky_png (1.4.0)
     concurrent-ruby (1.1.9)
     connection_pool (2.2.5)
     crack (0.4.5)
@@ -213,6 +214,10 @@ GEM
       actionpack (>= 5.0)
       railties (>= 5.0)
     rexml (3.2.5)
+    rqrcode (2.1.0)
+      chunky_png (~> 1.0)
+      rqrcode_core (~> 1.0)
+    rqrcode_core (1.2.0)
     rspec-core (3.10.1)
       rspec-support (~> 3.10.0)
     rspec-expectations (3.10.1)
@@ -321,6 +326,7 @@ DEPENDENCIES
   pg (~> 1.2.3)
   puma (~> 4.1)
   rails (~> 6.0.3, >= 6.0.3.4)
+  rqrcode (~> 2.0)
   rspec-rails
   sass-rails (>= 6)
   sidekiq

app/controllers/wallet_controller.rb

@@ -0,0 +1,21 @@
+require "rqrcode"
+
+class WalletController < ApplicationController
+  before_action :require_user_signed_in
+
+  def index
+    @current_section = :wallet
+
+    @wallet_url = "lndhub://#{current_user.ln_login}:#{current_user.ln_password}@https://lndhub.kosmos.org"
+
+    qrcode = RQRCode::QRCode.new(@wallet_url)
+    @svg = qrcode.as_svg(
+      color: "000",
+      shape_rendering: "crispEdges",
+      module_size: 6,
+      standalone: true,
+      use_path: true
+    )
+  end
+
+end

app/helpers/wallet_helper.rb

@@ -0,0 +1,2 @@
+module WalletHelper
+end

app/views/shared/_main_nav.html.erb

@@ -13,6 +13,10 @@
         <%= link_to "Donations", donations_path,
               class: @current_section == :contributions ? "active" : nil %>
       </li>
+      <li>
+        <%= link_to "Wallet", wallet_path,
+              class: @current_section == :wallet ? "active" : nil %>
+      </li>
       <li>
         <%= link_to "Security", security_path,
               class: @current_section == :security ? "active" : nil %>

app/views/wallet/index.html.erb

@@ -0,0 +1,42 @@
+<section>
+  <h2>Wallet</h2>
+  <p>
+    Send and receive BTC via the Lightning Network.
+  </p>
+</section>
+
+<section>
+  <h3>
+    Blue Wallet
+  </h3>
+  <p>
+    You can connect Blue Wallet (Android or iOS) to your Kosmos bitcoin wallet.
+  </p>
+  <p>
+    <a id="show-setup-code" class="ks-text-link cursor-pointer">Show setup code</a>
+    <a id="hide-setup-code" class="ks-text-link cursor-pointer" style="display: none;">Hide setup code</a>
+  </p>
+  <p id="setup-code" style="display: none;">
+    <%= raw @svg %>
+  </p>
+</section>
+
+<script type="text/javascript">
+  const linkShow = document.querySelector('#show-setup-code');
+  const linkHide = document.querySelector('#hide-setup-code');
+  const setupCode = document.querySelector('#setup-code');
+  linkShow.addEventListener('click', function(ev) {
+    ev.preventDefault();
+    setupCode.style.display = 'block';
+    linkShow.style.display = 'none';
+    linkHide.style.display = 'block';
+    window.scrollTo(0, document.body.scrollHeight);
+  });
+  linkHide.addEventListener('click', function(ev) {
+    ev.preventDefault();
+    const el = document.querySelector('#setup-code');
+    setupCode.style.display = 'none';
+    linkShow.style.display = 'block';
+    linkHide.style.display = 'none';
+  });
+</script>

config/routes.rb

@@ -1,7 +1,6 @@
 require 'sidekiq/web'
 
 Rails.application.routes.draw do
-  resources :donations
   devise_for :users
 
   get 'welcome', to: 'welcome#index'
@@ -18,6 +17,10 @@ Rails.application.routes.draw do
 
   resources :invitations, only: ['index', 'show', 'create', 'destroy']
 
+  resources :donations
+
+  get 'wallet', to: 'wallet#index'
+
   namespace :admin do
     root to: 'dashboard#index'
     get 'invitations', to: 'invitations#index'

spec/helpers/wallet_helper_spec.rb

@@ -0,0 +1,15 @@
+require 'rails_helper'
+
+# Specs in this file have access to a helper object that includes
+# the WalletHelper. For example:
+#
+# describe WalletHelper do
+#   describe "string concat" do
+#     it "concats two strings with spaces" do
+#       expect(helper.concat_strings("this","that")).to eq("this that")
+#     end
+#   end
+# end
+RSpec.describe WalletHelper, type: :helper do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/requests/wallet_spec.rb

@@ -0,0 +1,7 @@
+require 'rails_helper'
+
+RSpec.describe "Wallets", type: :request do
+  describe "GET /index" do
+    pending "add some examples (or delete) #{__FILE__}"
+  end
+end