Feat/implement cli calendar

lib/calendar.rb

@@ -0,0 +1,59 @@
+# frozen_string_literal: true
+
+require "date"
+
+# Class to render English and Nepali Calendar
+class Calendar
+  attr_reader :english_date_today, :nepali_date_today
+
+  def initialize
+    @english_date_today = Date.today
+    @nepali_date_today = Miti.to_bs(english_date_today.to_s)
+  end
+
+  def english_calendar
+    first_day_of_month = Date.new(english_date_today.year, english_date_today.month, 1)
+    last_day_of_month = Date.new(english_date_today.year, english_date_today.month, -1)
+
+    puts "Calendar for #{english_date_today.strftime("%B %Y")}"
+    puts "Sun Mon Tue Wed Thu Fri Sat"
+
+    print_calendar(first_day_of_month, last_day_of_month)
+  end
+
+  def nepali_calendar
+    barsa = nepali_date_today.barsa
+    mahina = nepali_date_today.mahina
+    number_of_days = Miti::Data::NEPALI_YEAR_MONTH_HASH[barsa][mahina - 1]
+    first_day_of_month = Miti.to_ad("#{barsa}/#{mahina}/01")
+    last_day_of_month = Miti.to_ad("#{barsa}/#{mahina}/#{number_of_days}")
+
+    puts "Calendar for #{Miti::NepaliDate.months_in_english[mahina - 1]} #{barsa}"
+    puts "Sun Mon Tue Wed Thu Fri Sat"
+
+    print_calendar(first_day_of_month, last_day_of_month)
+  end
+
+  def print_calendar(first_day_of_month, last_day_of_month)
+    (first_day_of_month..last_day_of_month).each_with_index do |date, idx|
+      idx += 1
+      if date == first_day_of_month
+        print " " * (date.wday * 4) # Add spaces for the first week
+      end
+
+      if date == english_date_today
+        # Highlight the current day in a different color
+        print "\e[1;32m#{idx.to_s.rjust(3)}\e[0m" # Green text
+      else
+        print idx.to_s.rjust(3) # Right-align day number
+      end
+
+      if date.wday == 6
+        puts "\n"  # Start a new line for the next week on Saturday
+      else
+        print " "  # Add space between days
+      end
+    end
+    puts "\n"
+  end
+end

lib/cli.rb

@@ -3,6 +3,7 @@
 require "thor"
 require "date"
 require_relative "miti"
+require_relative "calendar"
 require_relative "miti/cli/next"
 
 module Miti
@@ -77,6 +78,16 @@ def difference(date1, date2)
       @shell.say(Miti.differentiate(date1, date2), :cyan)
     end
 
+    desc "english_calendar", "show current month's english calendar"
+    def english_calendar
+      Calendar.new.english_calendar
+    end
+
+    desc "nepali_calendar", "show current month's nepali calendar"
+    def nepali_calendar
+      Calendar.new.nepali_calendar
+    end
+
     no_commands do
       def self.exit_on_failure?
         true