From 920356813c0745fee36821f014137151fbb42972 Mon Sep 17 00:00:00 2001
From: David Aghalarpour <aghalarp@hawaii.edu>
Date: Wed, 16 Oct 2013 11:15:22 -1000
Subject: [PATCH] Digits-delete WOD

---
 app/controllers/Application.java | 11 +++++++++++
 app/models/ContactDB.java        | 15 +++++++++++++++
 app/views/Index.scala.html       |  3 ++-
 conf/routes                      |  1 +
 4 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/app/controllers/Application.java b/app/controllers/Application.java
index 2955664..3d3b1ed 100644
--- a/app/controllers/Application.java
+++ b/app/controllers/Application.java
@@ -60,4 +60,15 @@ public static Result postContact() {
     }
     
   }
+  
+  /**
+   * Deletes corresponding ID from ContactDB.
+   * @param id The id to delete.
+   * @return Index page.
+   */
+  public static Result deleteContact(long id) {
+    ContactDB.deleteContact(id);
+    
+    return ok(Index.render(ContactDB.getContacts()));
+  }
 }
diff --git a/app/models/ContactDB.java b/app/models/ContactDB.java
index fe97f95..c45d326 100644
--- a/app/models/ContactDB.java
+++ b/app/models/ContactDB.java
@@ -53,4 +53,19 @@ public static Contact getContact(long id) {
     }
   }
   
+  /**
+   * Deletes a specified id from the contacts Map.
+   * @param id The ID to delete.
+   */
+  public static void deleteContact(long id) {
+    Contact contact = contacts.get(id);
+    
+    if (contact == null) {
+      throw new RuntimeException("Passed a bogus id: " + id);
+    }
+    else {
+      contacts.remove(id);
+    }
+  }
+  
 }
diff --git a/app/views/Index.scala.html b/app/views/Index.scala.html
index 8f62d3a..3ca1d22 100644
--- a/app/views/Index.scala.html
+++ b/app/views/Index.scala.html
@@ -16,7 +16,8 @@ <h1>Current Contacts</h1>
         <td>@contact.getFirstName()</td>
         <td>@contact.getLastName()</td>
         <td>@contact.getTelephone()</td>
-        <td><a href="@routes.Application.newContact(contact.getId())">Edit</a></td>
+        <td><a class="btn btn-warning btn-xs" href="@routes.Application.newContact(contact.getId())">Edit</a></td>
+        <td><a class="btn btn-danger btn-xs" href="@routes.Application.deleteContact(contact.getId())">Delete</a></td>
       </tr>
     }
 
diff --git a/conf/routes b/conf/routes
index 7cc5f5b..4c0c324 100644
--- a/conf/routes
+++ b/conf/routes
@@ -6,6 +6,7 @@
 GET     /                           controllers.Application.index()
 GET     /newcontact                 controllers.Application.newContact(id: Long ?= 0)
 POST    /newcontact                 controllers.Application.postContact()
+GET     /delete                      controllers.Application.deleteContact(id: Long)
 
 # Map static resources from the /public folder to the /assets URL path
 GET     /assets/*file               controllers.Assets.at(path="/public", file)