✨ Make print supports version folders

CHANGELOG.md

@@ -3,7 +3,10 @@
 ## [Unreleased]
 ### Added
 - Added something (@pinglamb)
+- ✨ Added untag script (@pinglamb)
 - ✨ Added add script (@pinglamb)
+- ✨ Added basic print script (@pinglamb)
+- ✨ Added tag script (@pinglamb)
 
 ### Changed
 - ✨ Support getting title from git commit (@pinglamb)

Gemfile.lock

@@ -3,6 +3,7 @@ PATH
   specs:
     changelog-rb (0.1.0)
       activesupport
+      semantic (~> 1.6.0)
       thor (~> 0.20.0)
 
 GEM
@@ -32,6 +33,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.6.0)
     rspec-support (3.6.0)
+    semantic (1.6.0)
     thor (0.20.0)
     thread_safe (0.3.6)
     tzinfo (1.2.3)

changelog-rb.gemspec

@@ -31,6 +31,7 @@ Gem::Specification.new do |spec|
 
   spec.add_runtime_dependency "thor", "~> 0.20.0"
   spec.add_runtime_dependency "activesupport"
+  spec.add_runtime_dependency "semantic", "~> 1.6.0"
 
   spec.add_development_dependency "bundler", "~> 1.16.a"
   spec.add_development_dependency "rake", "~> 10.0"

changelog/unreleased/added_untag_script.yml

@@ -0,0 +1,4 @@
+type: Added
+title: >
+  ✨ Added untag script
+author: pinglamb

lib/changelog/print.rb

@@ -1,5 +1,6 @@
 require 'thor'
 require 'yaml'
+require 'semantic'
 
 module Changelog
   class Print < Thor
@@ -12,23 +13,58 @@ def go
 
         append_to_file 'CHANGELOG.md', "# Changelog\n\n", verbose: false
 
+        shell.say_status :append, "changes in changelog/unreleased", :green unless shell.mute?
         append_to_file 'CHANGELOG.md', "## [Unreleased]\n", verbose: false
+        print_changes 'unreleased'
+
+        version_folders.each do |version|
+          shell.say_status :append, "changes in changelog/#{version}", :green unless shell.mute?
+          print_version_header version
+          print_changes version
+        end
+      end
+
+      def print_version_header(folder)
+        append_to_file 'CHANGELOG.md', "\n", verbose: false, force: true
+
+        meta = YAML.load_file(File.join(destination_root, "changelog/#{folder}/tag.yml"))
+        date = meta['date'].to_s
+        append_to_file 'CHANGELOG.md', "## [#{folder}] - #{date}\n", verbose: false
+      end
+
+      def print_changes(folder)
         items = {}
-        Dir[File.join(destination_root, 'changelog/unreleased/*.yml')].each do |file|
+        changelog_files(folder).each do |file|
           yaml = YAML.load_file(file)
           items[yaml['type']] ||= []
           items[yaml['type']] << "#{yaml['title'].strip} (@#{yaml['author']})"
         end
 
+        sections = []
         Changelog.natures.each.with_index do |nature, i|
           if changes = items[nature].presence
-            append_to_file 'CHANGELOG.md', "### #{nature}\n", verbose: false
+            lines = []
+            lines << "### #{nature}\n"
             changes.each do |change|
-              append_to_file 'CHANGELOG.md', "- #{change}\n", verbose: false
+              lines << "- #{change}\n"
             end
-            append_to_file 'CHANGELOG.md', "\n", verbose: false, force: true unless i == Changelog.natures.size - 1
+            sections << lines.join
           end
         end
+
+        append_to_file 'CHANGELOG.md', sections.join("\n"), verbose: false, force: true
+      end
+
+      def version_folders
+        (Dir[File.join(destination_root, 'changelog/*')] - [
+          File.join(destination_root, "changelog/unreleased")
+        ]).collect {|path| File.basename(path)}.sort_by {|version| Semantic::Version.new(version)}.reverse
+      end
+
+      def changelog_files(folder)
+        Dir[File.join(destination_root, "changelog/#{folder}/*.yml")] - [
+          File.join(destination_root, "changelog/#{folder}/tag.yml")
+        ]
       end
     end
   end

spec/fixtures/CHANGELOG-1.md

@@ -19,3 +19,24 @@
 
 ### Security
 - Added Secure Stuff (@someone)
+
+## [0.2.1] - 2017-09-17
+### Fixed
+- Fixed something (@someone)
+
+## [0.2.0] - 2017-09-01
+### Added
+- Added something (@someone)
+
+### Changed
+- Changed something (@someone)
+
+### Removed
+- Removed something (@someone)
+
+## [0.1.0] - 2017-08-15
+### Added
+- Added something (@someone)
+
+### Fixed
+- Fixed something (@someone)

spec/fixtures/changelog-1/0.1.0/tag.yml

@@ -1 +1 @@
-date: 2017-09-17
+date: 2017-08-15

spec/fixtures/changelog-1/0.2.0/added_something.yml

@@ -0,0 +1,4 @@
+type: Added
+title: >
+  Added something
+author: someone

spec/fixtures/changelog-1/0.2.0/changed_something.yml

@@ -0,0 +1,4 @@
+type: Changed
+title: >
+  Changed something
+author: someone

spec/fixtures/changelog-1/0.2.0/removed_something.yml

@@ -0,0 +1,4 @@
+type: Removed
+title: >
+  Removed something
+author: someone

spec/fixtures/changelog-1/0.2.0/tag.yml

@@ -0,0 +1 @@
+date: 2017-09-01

spec/fixtures/changelog-1/0.2.1/fixed_something.yml

@@ -0,0 +1,4 @@
+type: Fixed
+title: >
+  Fixed something
+author: someone

spec/fixtures/changelog-1/0.2.1/tag.yml

@@ -0,0 +1 @@
+date: 2017-09-17

spec/print_spec.rb

@@ -11,7 +11,6 @@
     FileUtils.cp_r("#{fixture_path}/changelog-1", 'changelog')
     printer.go
     expect(File).to exist('CHANGELOG.md')
-
     expect(File.read('CHANGELOG.md')).to eq(File.read("#{fixture_path}/CHANGELOG-1.md"))
   end
 end