Add support for authors and tags in Pocket::Article (#44)

CHANGELOG.md

@@ -1,5 +1,7 @@
 ## [Unreleased]
 
+- Add support for authors and tags in `Pocket::Article` ([#44](https://github.com/turadg/pocket-ruby/pull/44))
+
 ## [0.1.0] - 2021-04-03
 
 - Add `Pocket::Article` for parsing an article response ([#39](https://github.com/turadg/pocket-ruby/pull/39))

lib/pocket-ruby.rb

@@ -3,6 +3,7 @@
 require File.expand_path("../pocket/api", __FILE__)
 require File.expand_path("../pocket/client", __FILE__)
 require File.expand_path("../pocket/article", __FILE__)
+require File.expand_path("../pocket/author", __FILE__)
 
 module Pocket
   extend Configuration

lib/pocket/article.rb

@@ -107,5 +107,13 @@ def read?
     def read_url
       "https://getpocket.com/read/#{item_id}"
     end
+
+    def tags
+      Hash(response["tags"]).values.map { |tag| tag["tag"] }
+    end
+
+    def authors
+      Hash(response["authors"]).values.map { |value| Pocket::Author.new(value) }
+    end
   end
 end

lib/pocket/author.rb

@@ -0,0 +1,23 @@
+module Pocket
+  class Author
+    def initialize(response)
+      @response = response
+    end
+
+    def id
+      Integer(response.fetch("author_id"))
+    end
+
+    def name
+      response.fetch("name")
+    end
+
+    def url
+      response.fetch("url")
+    end
+
+    private
+
+    attr_reader :response
+  end
+end

test/fixtures/retreive.json

@@ -38,5 +38,23 @@
             "type": "1",
             "vid": "Er34PbFkVGk"
         }
-    }
+    },
+    "tags":{
+        "bookmark":{
+           "item_id":"229279689",
+           "tag":"my-tag-1"
+        },
+        "gtd":{
+           "item_id":"229279689",
+           "tag":"my-tag-2"
+        }
+     },
+     "authors":{
+        "62344201":{
+           "item_id":"229279689",
+           "author_id":"62344201",
+           "name":"Stephen King",
+           "url":"https://example.com/author"
+        }
+     }
 }

test/pocket/article_test.rb

@@ -120,6 +120,28 @@ class VersionTest < Test::Unit::TestCase
       assert_equal "https://getpocket.com/read/229279689", article.read_url
     end
 
+    test "tags" do
+      assert_equal ["my-tag-1", "my-tag-2"], article.tags
+    end
+
+    test "tags returns an empty array if there are no tags" do
+      parsed_response.delete("tags")
+      assert_equal [], article.tags
+    end
+
+    test "authors" do
+      result = article.authors
+      assert_equal 1, result.size
+      assert_equal "Stephen King", result.first.name
+      assert_equal 62344201, result.first.id
+      assert_equal "https://example.com/author", result.first.url
+    end
+
+    test "authors returns an empty array if there are no tags" do
+      parsed_response.delete("authors")
+      assert_equal [], article.authors
+    end
+
     private
 
     def article