#1246 implemented Repo.enableIssues() + puzzles

self-api/src/main/java/com/selfxdsd/api/Repo.java

@@ -64,6 +64,12 @@ public interface Repo {
      */
     String provider();
 
+    /**
+     * Enable Issues for this Repo.
+     * @return Issues.
+     */
+    Issues enableIssues();
+
     /**
      * The repo's Issues.
      * @return Issues.

self-core-impl/src/main/java/com/selfxdsd/core/BitbucketRepo.java

@@ -33,6 +33,9 @@
  * @author criske
  * @version $Id$
  * @since 0.0.67
+ * @todo #1246:60min Implement enabling of Issues for a BitBucket repository.
+ *  If BitBucket doesn't support this functionality, the method should not do
+ *  anything.
  */
 final class BitbucketRepo extends BaseRepo {
 
@@ -123,6 +126,11 @@ public String fullName() {
         return this.json().getString("full_name");
     }
 
+    @Override
+    public Issues enableIssues() {
+        throw new UnsupportedOperationException("Not yet implemented.");
+    }
+
     @Override
     public Issues issues() {
         return new BitbucketIssues(

self-core-impl/src/main/java/com/selfxdsd/core/GithubRepo.java

@@ -26,14 +26,18 @@
 import com.selfxdsd.api.Labels;
 import com.selfxdsd.api.storage.Storage;
 
+import javax.json.Json;
 import javax.json.JsonObject;
+import java.net.HttpURLConnection;
 import java.net.URI;
 
 /**
  * A Github repository.
  * @author Mihai Andronache (amihaiemil@gmail.com)
  * @version $Id$
  * @since 0.0.1
+ * @todo #1248:60min Write some integration tests using MkGrizzly server for
+ *  method enableIssues().
  */
 final class GithubRepo extends BaseRepo {
 
@@ -124,6 +128,30 @@ public String fullName() {
         return this.json().getString("full_name");
     }
 
+    @Override
+    public Issues enableIssues() {
+        final Resource response = this.resources().patch(
+            this.repoUri(),
+            Json.createObjectBuilder()
+                .add("has_issues", true)
+                .build()
+        );
+        if(response.statusCode() == HttpURLConnection.HTTP_OK) {
+            return new GithubIssues(
+                this.resources(),
+                URI.create(this.repoUri().toString() + "/issues"),
+                this,
+                this.storage()
+            );
+        } else {
+            throw new IllegalStateException(
+                "Could not enable Issues for Repo ["
+                + this.repoUri() + "]. Received Status is "
+                + response.statusCode() + ", while Status 200 OK was expected."
+            );
+        }
+    }
+
     @Override
     public Issues issues() {
         return new GithubIssues(

self-core-impl/src/main/java/com/selfxdsd/core/GitlabRepo.java

@@ -34,6 +34,9 @@
  * @author criske
  * @version $Id$
  * @since 0.0.1
+ * @todo #1246:60min Implement enabling of Issues for a GitLab repository.
+ *  If GitLab doesn't support this functionality, the method should not do
+ *  anything.
  */
 final class GitlabRepo extends BaseRepo {
 
@@ -146,6 +149,11 @@ public String fullName() {
         return this.json().getString("path_with_namespace");
     }
 
+    @Override
+    public Issues enableIssues() {
+        throw new UnsupportedOperationException("Not yet implemented.");
+    }
+
     @Override
     public Issues issues() {
         return new GitlabIssues(

self-core-impl/src/main/java/com/selfxdsd/core/managers/InvitePm.java

@@ -33,6 +33,8 @@
  * @author Mihai Andronache (amihaiemil@gmail.com)
  * @version $Id$
  * @since 0.0.13
+ * @todo #1246:60min Implement an Intermediary Step used to enable Issues for
+ *  a Repo, when it is being activated.
  */
 public final class InvitePm extends Intermediary {