API: delete file from repository

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

doc/api/repositories.md

@@ -397,3 +397,15 @@ Parameters:
 + `branch_name` (required) - The name of branch
 + `content` (required) - New file content
 + `commit_message` (required) - Commit message
+
+## Delete existing file in repository
+
+```
+DELETE /projects/:id/repository/files
+```
+
+Parameters:
+
++ `file_path` (required) - Full path to file. Ex. lib/class.rb
++ `branch_name` (required) - The name of branch
++ `commit_message` (required) - Commit message

lib/api/files.rb

@@ -40,8 +40,7 @@ module API
       # Update existing file in repository
       #
       # Parameters:
-      #   file_name (required) - The name of new file. Ex. class.rb
-      #   file_path (optional) - The path to new file. Ex. lib/
+      #   file_path (optional) - The path to file. Ex. lib/class.rb
       #   branch_name (required) - The name of branch
       #   content (required) - File content
       #   commit_message (required) - Commit message
@@ -67,7 +66,36 @@ module API
           render_api_error!(result[:error], 400)
         end
       end
+
+      # Delete existing file in repository
+      #
+      # Parameters:
+      #   file_path (optional) - The path to file. Ex. lib/class.rb
+      #   branch_name (required) - The name of branch
+      #   content (required) - File content
+      #   commit_message (required) - Commit message
+      #
+      # Example Request:
+      #   DELETE /projects/:id/repository/files
+      #
+      delete ":id/repository/files" do
+        required_attributes! [:file_path, :branch_name, :commit_message]
+        attrs = attributes_for_keys [:file_path, :branch_name, :commit_message]
+        branch_name = attrs.delete(:branch_name)
+        file_path = attrs.delete(:file_path)
+        result = ::Files::DeleteContext.new(user_project, current_user, attrs, branch_name, file_path).execute
+
+        if result[:status] == :success
+          status(200)
+
+          {
+            file_path: file_path,
+            branch_name: branch_name
+          }
+        else
+          render_api_error!(result[:error], 400)
+        end
+      end
     end
   end
 end
-