Class: ClimateTracker::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/climate_tracker/cli.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/climate_tracker/cli.rb', line 4

def initialize
	current_date = DateTime.now.to_date.strftime("%F")
	date_array = current_date.split("-")
	date_array[0] = date_array[0].to_i-1
	@std_stop_date = date_array.join("-") #Dataset doesn't go to 2016 so need to use 2015 as maximum year.
	@data_set = ClimateTracker::NOAA_Data.new
end

Instance Attribute Details

#data_set ⇒ Object

Returns the value of attribute data_set.



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# File 'lib/climate_tracker/cli.rb', line 2

def data_set
  @data_set
end

#delta_temp ⇒ Object

Returns the value of attribute delta_temp.



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# File 'lib/climate_tracker/cli.rb', line 2

def delta_temp
  @delta_temp
end

#start_date ⇒ Object

Returns the value of attribute start_date.



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# File 'lib/climate_tracker/cli.rb', line 2

def start_date
  @start_date
end

#start_date_temp ⇒ Object

Returns the value of attribute start_date_temp.



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# File 'lib/climate_tracker/cli.rb', line 2

def start_date_temp
  @start_date_temp
end

#std_stop_date ⇒ Object

Returns the value of attribute std_stop_date.



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# File 'lib/climate_tracker/cli.rb', line 2

def std_stop_date
  @std_stop_date
end

#stop_date ⇒ Object

Returns the value of attribute stop_date.



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# File 'lib/climate_tracker/cli.rb', line 2

def stop_date
  @stop_date
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/climate_tracker/cli.rb', line 12

def call
	puts ""
	puts "Welcome to the Climate Tracker - New England"
	puts ""
	puts ""
	puts "This Climate Tracker displays the average monthly temperature for any date the User requests for New England."
	puts ""
	puts "Before we begin, a target state must be entered (this can be changed later if desired)."
	self.pick_state

	@input = ""
	until @input == "exit" do

		puts "Please type 'list' to find average temperature for your chosen state at a selected date, 'compare' to find the change in temperature between two dates, 'exit' to exit."

		@input = gets.strip.downcase
		until self.input_valid? do
			puts "Please enter either 'list' or 'compare':"
			@input = gets.strip.downcase
		end

		if @input == "compare"
			self.compare
		elsif @input == "list"
			self.list
		elsif @input == "exit"
			break
		end
	end
end

#compare ⇒ Object 



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# File 'lib/climate_tracker/cli.rb', line 66

def compare
	puts "This is the temperature comparision calculator. To begin, please answer a couple questions:"
	puts ""

	puts "Would you still like to use the target state: #{@state}? (y/n)"
	@input = gets.strip.downcase
	if @input == "n"
		@data_set.re_pull = true
		self.pick_state
	end

	if @data_set.pull_count >= 1
		puts "Would you like to pick a new target date? Current target is #{@start_date}? (y/n)"
		@input = gets.strip.downcase
		if @input == "y"
			puts "What is your target date? (DD/MM/YYY)"
			target_date = self.pick_date
			@start_date = self.standarize_date(target_date)
			@data_set.re_pull = true
		end
	else
		puts "What is your target date? (DD/MM/YYY)"
		target_date = self.pick_date
		@start_date = self.standarize_date(target_date)
	end

	puts "Would you like to set a year to compare to? If not, will use one year ago today: #{@std_stop_date}. (y/n)"
	decide = gets.strip
	if decide == "y" || decide == "yes"
		puts "Please pick a date: (DD/MM/YYY)"
		stop_date = self.pick_date
		@stop_date = self.standarize_date(stop_date)
	else
		@stop_date = @std_stop_date
	end

	puts "Processing..."
	@delta_temp = @data_set.temp_difference(@start_date, @stop_date, @state)

	puts "In #{@state}, #{@stop_date} was #{@delta_temp[0]}°F #{@delta_temp[2]} than #{@start_date} (#{(@delta_temp[1]-100).round(2)}% #{@delta_temp[3]})!"
end

#date_valid?(date) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/climate_tracker/cli.rb', line 135

def date_valid?(date)
	date =~ /\A\d{2}\/\d{2}\/\d{4}\z/ ? true : (return false)
	date_array = date.split("/")
	date_array[0].to_i > 00 && date_array[0].to_i < 31 ? true : (return false)
	date_array[1].to_i > 00 && date_array[1].to_i < 12 ? true : (return false)
	date_array[2].to_i > 1775 && date_array[2].to_i < 2016 ? true : (return false)
end

#input_valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/climate_tracker/cli.rb', line 148

def input_valid?
	@input == "compare" || @input == "list" || @input == "exit" ? true : false
end

#list ⇒ Object 



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# File 'lib/climate_tracker/cli.rb', line 43

def list
	puts "This function will return the average monthly temperature for a given date in your chosen state."
	puts ""
	puts "Would you still like to use the target state: #{@state}? (y/n)"
	@input = gets.strip.downcase
	if @input == "n"
		@data_set.re_pull = true
		puts "Please pick a target state:"
		self.pick_state
	end

	puts "Great. Now please pick a date (DD/MM/YYY)"
	date = self.pick_date
	@start_date = self.standarize_date(date)

	puts "Processing..."
	#download avg monthly temp values for date & state, find average for year.
	temp = @data_set.pull_data(@start_date, @state).gather_values
	puts "#{@state}'s monthly average temperature on #{@start_date} was #{temp.round(2)}°F."
	@input = ""
	puts "Would you like to pick a new state or compare this result to another date? (list or compare)"
end

#pick_date ⇒ Object 



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# File 'lib/climate_tracker/cli.rb', line 125

def pick_date
	new_date = gets.strip
	until self.date_valid?(new_date)	
		puts "Invalid date or date format.  Please enter your target date: (DD/MM/YYY)"
		new_date = gets.strip
	end
	puts "Accepted."
	new_date
end

#pick_state ⇒ Object 



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# File 'lib/climate_tracker/cli.rb', line 108

def pick_state
	puts "Please pick your desired state. To see a list of states, type 'states':"
	state = gets.strip.upcase
	if state == 'STATES' || state == 'STATE'
		puts "Gathering states..."
		puts "#{ClimateTracker::NOAA_Data.states}"
		puts ""
		self.pick_state
	elsif @data_set.class.states.include?(state)
		puts "Accepted."
		@state = state
	else
		puts "State not recognized."
		self.pick_state
	end
end

#standarize_date(date) ⇒ Object 



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# File 'lib/climate_tracker/cli.rb', line 143

def standarize_date(date)
	date_array = date.split("/")
	standard_date = date_array.reverse!.join("-")
end