Ensure to create migrations artifacts for app arch

lib/lotus/commands/generate.rb

@@ -81,7 +81,7 @@ def generator
 
       def sanitize_input(app_name, name)
         if options[:architecture] == APP_ARCHITECTURE
-          @app_name = ''
+          @app_name = nil
           @name     = app_name
         else
           @app_name = app_name

lib/lotus/generators/application/app.rb

@@ -52,13 +52,18 @@ def start
           empty_directories = [
             "app/controllers",
             "app/views",
-            "db",
             "lib/#{ app_name }/entities",
             "lib/#{ app_name }/repositories",
             "public/javascripts",
             "public/stylesheets"
           ]
 
+          empty_directories << if sql_database?
+            "db/migrations"
+          else
+            "db"
+          end
+
           # Add testing directories (spec/ is the default for both MiniTest and RSpec)
           empty_directories << [
             "spec/features",
@@ -89,6 +94,12 @@ def start
             "spec/support"
           ]
 
+          if sql_database?
+            templates.merge!(
+              'schema.sql.tt' => 'db/schema.sql'
+            )
+          end
+
           templates.each do |src, dst|
             cli.template(source.join(src), target.join(dst), opts)
           end
@@ -129,6 +140,10 @@ def database_gem
           }[@database]
         end
 
+        def sql_database?
+          database_type == :sql
+        end
+
         def database_type
           case @database
           when 'mysql', 'mysql2', 'postgresql', 'postgres', 'sqlite', 'sqlite3'

lib/lotus/generators/application/app/lib/app_name.rb.tt

@@ -16,6 +16,14 @@ Lotus::Model.configure do
   #
   adapter type: :<%= config[:database_config][:type] %>, uri: ENV['<%= config[:app_name].to_env_s %>_DATABASE_URL']
 
+  <%- if config[:database_config][:type] == :sql -%>
+  ##
+  # Migrations
+  #
+  migrations 'db/migrations'
+  schema     'db/schema.sql'
+
+  <%- end -%>
   ##
   # Database mapping
   #

lib/lotus/generators/migration.rb

@@ -25,9 +25,8 @@ class Migration < Abstract
       def initialize(command)
         super
 
-        timestamp   = Time.now.utc.strftime(TIMESTAMP_FORMAT)
-        name        = Utils::String.new(app_name).underscore
-        filename    = FILENAME % { timestamp: timestamp, name: name }
+        timestamp = Time.now.utc.strftime(TIMESTAMP_FORMAT)
+        filename  = FILENAME % { timestamp: timestamp, name: name }
 
         env.require_application_environment
         @destination = Lotus::Model.configuration.migrations.join(filename)
@@ -46,6 +45,12 @@ def start
           cli.template(source.join(src), target.join(dst), {})
         end
       end
+
+      private
+
+      def name
+        Utils::String.new(app_name || super).underscore
+      end
     end
   end
 end

test/commands/new_test.rb

@@ -1247,6 +1247,8 @@ def container_options
           it 'generates adapter config for mysql' do
             content = @root.join('lib/chirp.rb').read
             content.must_match %(adapter type: :sql, uri: ENV['CHIRP_DATABASE_URL'])
+            content.must_match %(migrations 'db/migrations')
+            content.must_match %(schema     'db/schema.sql')
           end
         end
 
@@ -1255,6 +1257,8 @@ def container_options
           it 'generates adapter config for mysql2' do
             content = @root.join('lib/chirp.rb').read
             content.must_match %(adapter type: :sql, uri: ENV['CHIRP_DATABASE_URL'])
+            content.must_match %(migrations 'db/migrations')
+            content.must_match %(schema     'db/schema.sql')
           end
         end
 
@@ -1263,6 +1267,8 @@ def container_options
           it 'generates adapter config for postgresql' do
             content = @root.join('lib/chirp.rb').read
             content.must_match %(adapter type: :sql, uri: ENV['CHIRP_DATABASE_URL'])
+            content.must_match %(migrations 'db/migrations')
+            content.must_match %(schema     'db/schema.sql')
           end
         end
 
@@ -1272,6 +1278,8 @@ def container_options
           it 'generates adapter config for postgres' do
             content = @root.join('lib/chirp.rb').read
             content.must_match %(adapter type: :sql, uri: ENV['CHIRP_DATABASE_URL'])
+            content.must_match %(migrations 'db/migrations')
+            content.must_match %(schema     'db/schema.sql')
           end
         end
 
@@ -1281,6 +1289,8 @@ def container_options
           it 'generates adapter config for sqlite' do
             content = @root.join('lib/chirp.rb').read
             content.must_match %(adapter type: :sql, uri: ENV['CHIRP_DATABASE_URL'])
+            content.must_match %(migrations 'db/migrations')
+            content.must_match %(schema     'db/schema.sql')
           end
         end
 
@@ -1289,6 +1299,8 @@ def container_options
           it 'generates adapter config for sqlite3' do
             content = @root.join('lib/chirp.rb').read
             content.must_match %(adapter type: :sql, uri: ENV['CHIRP_DATABASE_URL'])
+            content.must_match %(migrations 'db/migrations')
+            content.must_match %(schema     'db/schema.sql')
           end
         end
 
@@ -1316,7 +1328,26 @@ def container_options
 
     describe 'db' do
       it 'generates it' do
-        @root.join('db').must_be :directory?
+        @root.join('db').must_be            :directory?
+        @root.join('db/migrations').wont_be :exist?
+      end
+
+      ['postgres', 'postgresql', 'mysql', 'mysql2', 'sqlite', 'sqlite3'].each do |database|
+        describe "with #{ database }" do
+          let(:opts) { container_options.merge(database: database) }
+
+          it "generates 'db/migrations'" do
+            @root.join('db/migrations').must_be          :directory?
+            @root.join('db/migrations/.gitkeep').must_be :exist?
+
+            @root.join('db/.gitkeep').wont_be :exist?
+          end
+
+          it "generates empty 'db/schema.sql'" do
+            @root.join('db/schema.sql').must_be      :exist?
+            @root.join('db/schema.sql').read.must_be :empty?
+          end
+        end
       end
     end