From 91f0f27886face3ea78aaae2222198e027bbc329 Mon Sep 17 00:00:00 2001
From: Franta <103316363+Franta1205@users.noreply.github.com>
Date: Fri, 17 May 2024 13:46:58 +0200
Subject: [PATCH] feat: add support for danish language (#197)

---
 .gitignore                                    |  1 +
 CHANGELOG.md                                  |  3 +-
 README.rdoc                                   | 20 +++++++
 .../i18n/locales/numbers.da.yml               | 52 +++++++++++++++++
 .../strategies/figures_converter/languages.rb |  1 +
 .../figures_converter/languages/da.rb         | 56 +++++++++++++++++++
 .../strategies/figures_converter/options.rb   |  1 +
 .../figures_converter/options/da.rb           |  3 +
 .../figures_converter/options/da/gender.rb    | 14 +++++
 lib/numbers_and_words/translations.rb         |  1 +
 lib/numbers_and_words/translations/da.rb      | 37 ++++++++++++
 lib/numbers_and_words/version.rb              |  2 +-
 numbers_and_words.gemspec                     |  9 ++-
 .../array/fixture_examples/da.yml             | 47 ++++++++++++++++
 .../integer/fixture_examples/da.yml           |  5 ++
 15 files changed, 248 insertions(+), 4 deletions(-)
 create mode 100644 lib/numbers_and_words/i18n/locales/numbers.da.yml
 create mode 100644 lib/numbers_and_words/strategies/figures_converter/languages/da.rb
 create mode 100644 lib/numbers_and_words/strategies/figures_converter/options/da.rb
 create mode 100644 lib/numbers_and_words/strategies/figures_converter/options/da/gender.rb
 create mode 100644 lib/numbers_and_words/translations/da.rb
 create mode 100644 spec/numbers_and_words/array/fixture_examples/da.yml
 create mode 100644 spec/numbers_and_words/integer/fixture_examples/da.yml

diff --git a/.gitignore b/.gitignore
index bf4e104e..2c04d75f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ coverage
 pkg
 Gemfile.lock
 .bundle
+.idea
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e6a50d1c..d0f4aa8c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
-## 0.11.13 (Next)
+## 0.12.0 (Next)
 
 ### Features
+  * Add support for Danish language. \[[#197](https://github.com/kslazarev/numbers_and_words/pull/197)\] \([@franta](https://github.com/Franta1205)\)
   * Upgrade RuboCop to 1.63.5. \[[#198](https://github.com/kslazarev/numbers_and_words/pull/198)\]
   * Your contribution here.
 
diff --git a/README.rdoc b/README.rdoc
index e18e75f0..2a5247dd 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -42,6 +42,7 @@ Deletrea números en varios idiomas utilizando la gema I18n.
 * Português Brasileiro [pt-BR]
 * հայերեն (Armenian) [hy]
 * Қазақша [kz]
+* Dansk [da]
 
 ** Experimental
 
@@ -93,6 +94,9 @@ Deletrea números en varios idiomas utilizando la gema I18n.
     I18n.with_locale(:kz) { 42.to_words }
     => "қырық екi"
 
+    I18n.with_locale(:da) { 42.to_words }
+    => "toogfyrre"
+
     21.to_words
     => "twenty-one"
     => "veintiuno"
@@ -114,6 +118,7 @@ Deletrea números en varios idiomas utilizando la gema I18n.
     => "hai mươi mốt"
     => "քսան մեկ"
     => "жиырма бiр"
+    => "enogtyve"
 
     231.to_words
     => "two hundred thirty-one"
@@ -136,6 +141,7 @@ Deletrea números en varios idiomas utilizando la gema I18n.
     => "hai trăm ba mươi mốt"
     => "երկու հարյուր երեսուն մեկ"
     => "екi жүз отыз бiр"
+    => "to hundrede enogtredive"
 
     4030.to_words
     => "four thousand thirty"
@@ -157,6 +163,7 @@ Deletrea números en varios idiomas utilizando la gema I18n.
     => "bốn nghìn không trăm ba mươi"
     => "չորս հազար երեսուն"
     => "төрт мың отыз"
+    => "fire tusinde tredive"
 
     1000100.to_words
     => "one million one hundred"
@@ -178,6 +185,7 @@ Deletrea números en varios idiomas utilizando la gema I18n.
     => "một triệu một trăm"
     => "մեկ միլիոն հարյուր"
     => "бiр миллион бiр жүз"
+    => "en million et hundrede"
 
     1000000000000000000000000000000000.to_words
     => "one decillion"
@@ -211,6 +219,7 @@ Deletrea números en varios idiomas utilizando la gema I18n.
     => ["một", "hai", "ba"]
     => ["մեկ", "երկու", "երեք"]
     => ["бiр", "екi", "үш"]
+    => ["et", "to", "tre"]
 
     [11, 22, 133].to_words
     => ["eleven", "twenty-two", "one hundred thirty-three"]
@@ -232,6 +241,7 @@ Deletrea números en varios idiomas utilizando la gema I18n.
     => ["mười một", "hai mươi hai", "một trăm ba mươi ba"]
     => ["տասնմեկ", "քսան երկու", "հարյուր երեսուն երեք"]
     => ["он бiр", "жиырма екi", "бiр жүз отыз үш"]
+    => ["elleve", "toogtyve", "et hundrede treogtredive"]
 
     21.77.to_words
     => "twenty-one and seventy-seven hundredths"
@@ -353,6 +363,16 @@ Deletrea números en varios idiomas utilizando la gema I18n.
     I18n.with_locale(:es) { 0.7.to_words remove_zero: true }
     => "siete décimas"
 
+* Danish
+
+    Change gender from: (gender: [:neuter || :common])
+
+      I18n.with_locale(:da) { 1.to_words gender: :common }
+      => "en"
+
+      I18n.with_locale(:da) { 1.to_words gender: :neuter }
+      => "et"
+
 == Other options / Другие опции
 
 * Precision
diff --git a/lib/numbers_and_words/i18n/locales/numbers.da.yml b/lib/numbers_and_words/i18n/locales/numbers.da.yml
new file mode 100644
index 00000000..6f284091
--- /dev/null
+++ b/lib/numbers_and_words/i18n/locales/numbers.da.yml
@@ -0,0 +1,52 @@
+da:
+  numbers:
+    ones: [nul, et, to, tre, fire, fem, seks, syv, otte, ni]
+    common: [nul, en, to, tre, fire, fem, seks, syv, otte, ni]
+    neuter: [nul, et, to, tre, fire, fem, seks, syv, otte, ni]
+    teens: [_, elleve, tolv, tretten, fjorten, femten, seksten, sytten, atten, nitten]
+    tens: [_, ti, tyve, tredive, fyrre, halvtreds, tres, halvfjerds, firs, halvfems]
+    hundreds: [ _, et hundrede, to hundrede, tre hundrede, fire hundrede, fem hundrede, seks hundrede, syv hundrede, otte hundrede, ni hundrede ]
+    one_hundred: et hundrede
+    mega: [_, tusinde, million, milliard, billion, billiard, trillion]
+    tusinde:
+      one: tusinde
+      other: tusinde
+    million:
+      one: million
+      other: millioner
+    milliard:
+      one: milliard
+      other: milliarder
+    billion:
+      one: billion
+      other: billioner
+    billiard:
+      one: billiard
+      other: billiarder
+    trillion:
+      one: trillion
+      other: trillioner
+    ordinal:
+      ones: [nulte, første, anden, tredje, fjerde, femte, sjette, syvende, ottende, niende]
+      teens: [tiende, ellevte, tolvte, trettende, fjortende, femtende, sekstende, syttende, attende, nittende]
+      tens: [_, tiende, tyvende, tredive, fyrre, halvtreds, tres, halvfjerds, firs, halvfems]
+      hundreds: hundredende
+    micro: [_, tiendedele, hundrededele, tusindedele, milliontedele]
+    tenths:
+      one: tiendedel
+      other: tiendedele
+    hundredths:
+      one: hundrededel
+      other: hundrededele
+    thousandths:
+      one: tusindedel
+      other: tusindedele
+    millionths:
+      one: milliontedel
+      other: milliontedele
+    micro_separator: og
+    micro_prefix:
+      tens: ti
+      hundreds: hundrede
+      union: '-'
+    union: og
diff --git a/lib/numbers_and_words/strategies/figures_converter/languages.rb b/lib/numbers_and_words/strategies/figures_converter/languages.rb
index cbcfee8d..be98ea75 100644
--- a/lib/numbers_and_words/strategies/figures_converter/languages.rb
+++ b/lib/numbers_and_words/strategies/figures_converter/languages.rb
@@ -23,6 +23,7 @@
 require 'numbers_and_words/strategies/figures_converter/languages/tr'
 require 'numbers_and_words/strategies/figures_converter/languages/hy'
 require 'numbers_and_words/strategies/figures_converter/languages/kz'
+require 'numbers_and_words/strategies/figures_converter/languages/da'
 
 require 'numbers_and_words/strategies/figures_converter/languages/families/cyrillic'
 require 'numbers_and_words/strategies/figures_converter/languages/ru'
diff --git a/lib/numbers_and_words/strategies/figures_converter/languages/da.rb b/lib/numbers_and_words/strategies/figures_converter/languages/da.rb
new file mode 100644
index 00000000..c0304832
--- /dev/null
+++ b/lib/numbers_and_words/strategies/figures_converter/languages/da.rb
@@ -0,0 +1,56 @@
+# frozen_string_literal: true
+
+module NumbersAndWords
+  module Strategies
+    module FiguresConverter
+      module Languages
+        class Da < Base
+          def print_words
+            complex_part.count > 1 ? print_megs_words : @strings.flatten.reverse.join(' ')
+          end
+
+          def ones
+            super({ gender: gender })
+          end
+
+          def hundreds
+            super({ is_hundred: hundred?, is_one_hundred: one_hundred? })
+          end
+
+          def megs
+            super({ number: @figures.number_in_capacity(@current_capacity) })
+          end
+
+          private
+
+          def simple_part
+            @strings.reject { |f| f.is_a?(Array) }
+          end
+
+          def complex_part
+            @strings - simple_part
+          end
+
+          def hundred?
+            figures[0].zero? && figures[1].zero? && simple_number_to_words.empty?
+          end
+
+          def one_hundred?
+            hundred? && figures[2] == 1
+          end
+
+          def gender
+            @current_capacity ||= 0
+            if @current_capacity.zero?
+              @options.gender.result
+            elsif @current_capacity == 1
+              :neuter
+            else
+              :common
+            end
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/lib/numbers_and_words/strategies/figures_converter/options.rb b/lib/numbers_and_words/strategies/figures_converter/options.rb
index 5d54d934..61f15b4d 100644
--- a/lib/numbers_and_words/strategies/figures_converter/options.rb
+++ b/lib/numbers_and_words/strategies/figures_converter/options.rb
@@ -10,6 +10,7 @@
 require 'numbers_and_words/strategies/figures_converter/options/ru'
 require 'numbers_and_words/strategies/figures_converter/options/ua'
 require 'numbers_and_words/strategies/figures_converter/options/cs'
+require 'numbers_and_words/strategies/figures_converter/options/da'
 
 module NumbersAndWords
   module Strategies
diff --git a/lib/numbers_and_words/strategies/figures_converter/options/da.rb b/lib/numbers_and_words/strategies/figures_converter/options/da.rb
new file mode 100644
index 00000000..b8310b06
--- /dev/null
+++ b/lib/numbers_and_words/strategies/figures_converter/options/da.rb
@@ -0,0 +1,3 @@
+# frozen_string_literal: true
+
+require 'numbers_and_words/strategies/figures_converter/options/da/gender'
diff --git a/lib/numbers_and_words/strategies/figures_converter/options/da/gender.rb b/lib/numbers_and_words/strategies/figures_converter/options/da/gender.rb
new file mode 100644
index 00000000..5ac154d7
--- /dev/null
+++ b/lib/numbers_and_words/strategies/figures_converter/options/da/gender.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+module NumbersAndWords
+  module Strategies
+    module FiguresConverter
+      module Options
+        module Da
+          class Gender < Base::Gender
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/lib/numbers_and_words/translations.rb b/lib/numbers_and_words/translations.rb
index c4c949fa..a567a5d7 100644
--- a/lib/numbers_and_words/translations.rb
+++ b/lib/numbers_and_words/translations.rb
@@ -27,6 +27,7 @@
 require 'numbers_and_words/translations/vi'
 require 'numbers_and_words/translations/hy'
 require 'numbers_and_words/translations/kz'
+require 'numbers_and_words/translations/da'
 
 module NumbersAndWords
   module Translations
diff --git a/lib/numbers_and_words/translations/da.rb b/lib/numbers_and_words/translations/da.rb
new file mode 100644
index 00000000..b2f5cf6e
--- /dev/null
+++ b/lib/numbers_and_words/translations/da.rb
@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+module NumbersAndWords
+  module Translations
+    class Da < Base
+      include NumbersAndWords::Translations::Families::Base
+
+      DEFAULT_POSTFIX = nil
+
+      def ones(number, options = {})
+        return t(:common)[number] if options[:gender] == :common
+        return t(:neuter)[number] if options[:gender] == :neuter
+
+        t([options[:prefix], :ones, options[:postfix] || DEFAULT_POSTFIX].join('.'))[number]
+      end
+
+      def tens(number, _options = {})
+        t(:tens)[number]
+      end
+
+      def tens_with_ones(numbers, _options = {})
+        [ones(numbers[0], { gender: :common }), tens(numbers[1])].join(union)
+      end
+
+      def hundreds(number, options = {})
+        return t(:one_hundred) if options[:is_one_hundred]
+        return t(:hundreds)[number] if options[:is_hundred]
+
+        t(:hundreds)[number]
+      end
+
+      def zero(_options = {})
+        ones 0
+      end
+    end
+  end
+end
diff --git a/lib/numbers_and_words/version.rb b/lib/numbers_and_words/version.rb
index 8de1609c..7a30f1ba 100644
--- a/lib/numbers_and_words/version.rb
+++ b/lib/numbers_and_words/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module NumbersAndWords
-  VERSION = '0.11.13'
+  VERSION = '0.12.0'
 end
diff --git a/numbers_and_words.gemspec b/numbers_and_words.gemspec
index 10553db1..184da180 100644
--- a/numbers_and_words.gemspec
+++ b/numbers_and_words.gemspec
@@ -2,7 +2,7 @@
 # DO NOT EDIT THIS FILE DIRECTLY
 # Instead, edit Jeweler::Tasks in Rakefile, and run 'rake gemspec'
 # -*- encoding: utf-8 -*-
-# stub: numbers_and_words 0.11.12 ruby lib
+# stub: numbers_and_words 0.12.0 ruby lib
 
 Gem::Specification.new do |s|
   s.name = "numbers_and_words".freeze
@@ -11,7 +11,7 @@ Gem::Specification.new do |s|
   s.required_rubygems_version = Gem::Requirement.new(">= 0".freeze) if s.respond_to? :required_rubygems_version=
   s.require_paths = ["lib".freeze]
   s.authors = ["Kirill Lazarev".freeze]
-  s.date = "2023-04-22"
+  s.date = "2023-11-15"
   s.description = "This gem spells out numbers in several languages using the I18n gem.".freeze
   s.email = "k.s.lazarev@gmail.com".freeze
   s.extra_rdoc_files = [
@@ -32,6 +32,7 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/i18n.rb",
     "lib/numbers_and_words/i18n/initialization.rb",
     "lib/numbers_and_words/i18n/locales/numbers.cs.yml",
+    "lib/numbers_and_words/i18n/locales/numbers.da.yml",
     "lib/numbers_and_words/i18n/locales/numbers.de.yml",
     "lib/numbers_and_words/i18n/locales/numbers.en-GB.yml",
     "lib/numbers_and_words/i18n/locales/numbers.en.yml",
@@ -121,6 +122,7 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/strategies/figures_converter/languages.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/base.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/cs.rb",
+    "lib/numbers_and_words/strategies/figures_converter/languages/da.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/de.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/en-GB.rb",
     "lib/numbers_and_words/strategies/figures_converter/languages/en.rb",
@@ -182,9 +184,12 @@ Gem::Specification.new do |s|
     "lib/numbers_and_words/strategies/figures_converter/options/ru/gender.rb",
     "lib/numbers_and_words/strategies/figures_converter/options/ua.rb",
     "lib/numbers_and_words/strategies/figures_converter/options/ua/gender.rb",
+    "lib/numbers_and_words/strategies/figures_converter/options/da/gender.rb",
+    "lib/numbers_and_words/strategies/figures_converter/options/da.rb",
     "lib/numbers_and_words/translations.rb",
     "lib/numbers_and_words/translations/base.rb",
     "lib/numbers_and_words/translations/cs.rb",
+    "lib/numbers_and_words/translations/da.rb",
     "lib/numbers_and_words/translations/de.rb",
     "lib/numbers_and_words/translations/en-GB.rb",
     "lib/numbers_and_words/translations/en.rb",
diff --git a/spec/numbers_and_words/array/fixture_examples/da.yml b/spec/numbers_and_words/array/fixture_examples/da.yml
new file mode 100644
index 00000000..fdb1b69c
--- /dev/null
+++ b/spec/numbers_and_words/array/fixture_examples/da.yml
@@ -0,0 +1,47 @@
+to_words:
+  simple_example:
+    ?
+      - 1
+      - 2
+      - 3
+    :
+      - et
+      - to
+      - tre
+  complex_example:
+    ?
+      - 100
+      - 21
+      - 13
+    :
+      - et hundrede
+      - enogtyve
+      - tretten
+  complex_example2:
+    ?
+      - 101
+      - 203
+      - 209
+    :
+      - et hundrede et
+      - to hundrede tre
+      - to hundrede ni
+  complex_example3:
+    ?
+      - 561
+      - 422
+      - 932
+    :
+      - fem hundrede enogtres
+      - fire hundrede toogtyve
+      - ni hundrede toogtredive
+  complex_example4:
+    ?
+      - 1111
+      - 2222
+      - 6398
+    :
+      - et tusinde et hundrede elleve
+      - to tusinde to hundrede toogtyve
+      - seks tusinde tre hundrede otteoghalvfems
+
diff --git a/spec/numbers_and_words/integer/fixture_examples/da.yml b/spec/numbers_and_words/integer/fixture_examples/da.yml
new file mode 100644
index 00000000..c74a85b9
--- /dev/null
+++ b/spec/numbers_and_words/integer/fixture_examples/da.yml
@@ -0,0 +1,5 @@
+to_words:
+  ones:
+    0: nul
+    1: et
+    9: ni