From 3fdace4e49b0eb20976d47e0a6542d841a3b8d11 Mon Sep 17 00:00:00 2001
From: Joe Ferris <joe.r.ferris@gmail.com>
Date: Sat, 11 Dec 2010 13:59:52 -0500
Subject: [PATCH] Buttons

---
 features/semiformal.feature      |  6 ++++--
 lib/semiformal/form.rb           | 10 +++++++++-
 lib/semiformal/renderer.rb       | 10 ++++++++++
 spec/semiformal/form_spec.rb     |  4 ++++
 spec/semiformal/renderer_spec.rb | 14 +++++++++++++-
 5 files changed, 40 insertions(+), 4 deletions(-)

diff --git a/features/semiformal.feature b/features/semiformal.feature
index f587b6a..e12dd72 100644
--- a/features/semiformal.feature
+++ b/features/semiformal.feature
@@ -33,7 +33,9 @@ Feature: generate an application and run rake
       <%= form.inputs do -%>
         <%= form.input :title %>
       <% end -%>
-      <input type="submit" value="Create" />
+      <%= form.buttons do -%>
+        <%= form.commit_button %>
+      <% end -%>
     <% end -%>
     """
     When I route the "posts" resource
@@ -41,6 +43,6 @@ Feature: generate an application and run rake
     And I start the application
     And I visit /posts/new
     And I fill in "Title" with "example"
-    And I press "Create"
+    And I press "Create Post"
     Then I should see "example"
 
diff --git a/lib/semiformal/form.rb b/lib/semiformal/form.rb
index e040ddc..d8cfdcb 100644
--- a/lib/semiformal/form.rb
+++ b/lib/semiformal/form.rb
@@ -32,7 +32,11 @@ def html_id
     end
 
     def param_name
-      target.class.model_name.singular
+      name.singular
+    end
+
+    def commit_button_value
+      "Create #{name.human}"
     end
 
     private
@@ -44,6 +48,10 @@ def html_class
     def html_action
       controller.url_for(url)
     end
+
+    def name
+      target.class.model_name
+    end
   end
 end
 
diff --git a/lib/semiformal/renderer.rb b/lib/semiformal/renderer.rb
index 8279e4c..8cc4a57 100644
--- a/lib/semiformal/renderer.rb
+++ b/lib/semiformal/renderer.rb
@@ -21,6 +21,12 @@ def inputs(&block)
       content_tag(:fieldset, fields, :class => 'inputs')
     end
 
+    def buttons(&block)
+      contents = capture(&block)
+      buttons = content_tag(:ol, contents)
+      content_tag(:fieldset, buttons, :class => 'buttons')
+    end
+
     def input(name)
       attribute = form.attribute(name)
       html_id = attribute.html_id
@@ -31,6 +37,10 @@ def input(name)
       content_tag(:li, label + input)
     end
 
+    def commit_button
+      tag(:input, :type => 'submit', :name => 'commit', :value => form.commit_button_value)
+    end
+
     private
 
     def capture(*args, &block)
diff --git a/spec/semiformal/form_spec.rb b/spec/semiformal/form_spec.rb
index 5166823..6e7d96a 100644
--- a/spec/semiformal/form_spec.rb
+++ b/spec/semiformal/form_spec.rb
@@ -23,6 +23,10 @@
     subject.param_name.should == 'model'
   end
 
+  it "has a commit button value" do
+    subject.commit_button_value.should == "Create Model"
+  end
+
   context "default attributes" do
     subject { form.default_attributes }
 
diff --git a/spec/semiformal/renderer_spec.rb b/spec/semiformal/renderer_spec.rb
index 5a6d03e..9b0ac60 100644
--- a/spec/semiformal/renderer_spec.rb
+++ b/spec/semiformal/renderer_spec.rb
@@ -27,7 +27,7 @@ def capture(*args, &block)
     rendered.should have_css("span:contains('inner')")
   end
 
-  it "generates a fieldset" do
+  it "generates a list of inputs" do
     rendered = subject.inputs { "<li>inner</li>".html_safe }
 
     rendered.should have_css("fieldset.inputs ol li:contains('inner')")
@@ -39,5 +39,17 @@ def capture(*args, &block)
     rendered.should have_css("li input[type=text][name='model[title]'][id=model_title]")
     rendered.should have_css("li label[for=model_title]:contains('Title')")
   end
+
+  it "generates a list of buttons" do
+    rendered = subject.buttons { "<li>inner</li>".html_safe }
+
+    rendered.should have_css("fieldset.buttons ol li:contains('inner')")
+  end
+
+  it "generates a commit button" do
+    rendered = subject.commit_button
+
+    rendered.should have_css("input[type=submit][name=commit][value='Create Model']")
+  end
 end