Add issue create subcommand

app/services/mattermost/command_service.rb

@@ -24,7 +24,7 @@ module Mattermost
     private
 
     def command
-      params[:text].match(/\A(?<command>\S+)/)[:command]
+      params[:text].split.first
     end
 
     def present(result)

app/services/mattermost/commands/issue_service.rb

@@ -20,9 +20,20 @@ module Mattermost
 
       private
 
-      # TODO implement create
+      def create(_)
+        return nil unless can?(current_user, :create_issue, project)
+
+        # We parse again as the previous split splits on continues whitespace
+        # per the ruby spec, but we loose information on where the new lines were
+        match = command.match(/\Aissue create (?<title>.*)\n*/)
+        title = match[:title]
+        description = match.post_match
+
+        Issues::CreateService.new(project, current_user, title: title, description: description).execute
+      end
+
       def subcommands
-        %w[creates search show]
+        %w[create search show]
       end
 
       def collection
@@ -33,10 +44,6 @@ module Mattermost
         can?(current_user, :read_issue, issue)
       end
 
-      # 'issue create my new title\nmy new description
-      # => 'create', ['my', 'new', 'title, ['my new description']]
-      # 'issue show 123'
-      # => 'show', ['123']
       def parse_command
         split = command.split
         subcommand = split[1]

spec/services/mattermost/commands/issue_service_spec.rb

@@ -56,6 +56,19 @@ describe Mattermost::Commands::IssueService do
         end
       end
     end
+
+    context 'create as subcommand' do
+      let(:title)  { 'my new issue' }
+      let(:params) { { text: "issue create #{title}" } }
+
+      it 'return the new issue' do
+        expect(subject).to be_a Issue
+      end
+
+      it 'creates a new issue' do
+        expect { subject }.to change { Issue.count }.by(1)
+      end
+    end
   end
 
   describe 'help_message' do