Intro_Rails_Code_Along.rb

## First Hello world

puts "what is your name??"
name = gets.chomp
puts "Hi #{name}, how are you??"

#############
# Variables #
#############

name = "Sung"
puts "Hi #{name}"

########
name = "Sung"
puts "Hi #{name}"

name = "Bubba Sparxxx"
puts "Hey #{name}, what happened to Sung?"

###########
a = 7
b = 10
# puts a
# puts b
# puts a + a
# puts a + b

# c = a * b
# puts c
# puts c / b

# Ruby Operator #
# puts c / b == a
# puts a != b

### String concatenation ###
# first_name = 'Sung'
# last_name = "Kim"

# puts first_name + last_name

# seven = "7"
# puts seven.to_i

#############
#  Methods  #
#############

#def say_hi
#  puts "Hi"
#end

# say_hi

# def greet
#   name = "Sung"
#   puts "Greetings #{name}"
# end

# greet

# def greetings
#   puts "what is your name"
#   name = gets.chomp
#   puts "Greetings #{name}"
# end

# greetings

## passing arguments to methods ##

# def say_hey(name)
#   puts "Hey, #{name}!"
# end

# say_hey('Sung')
# say_hey('T-pain')

# some_name = "Joe Shmoe"
# say_hey(some_name)

## Multiple arguments
# def say_hey(name)
#   puts "Hey, #{name}!"
# end

# say_hey('Sung')
# say_hey('T-pain')

# some_name = "Joe Shmoe"
# say_hey(some_name)

## Calculator ##
# def add(a,b)
#   a + b
# end

# puts add(4, 5)
# puts add(10, 40)
# puts add('Biggie ', 'Smalls')

# def subtraction(a,b)
#   puts a - b
# end

# subtraction(30, 10)

# def multiply(a, b)
#   a * b
# end

# def division(a,b)
#   puts a / b  
# end

# division(28, 7)
# division(30, 7)
# division(30.0, 7.0)

## Conditional
# def user_auth(user)
#   username = "Zoidberg"
  
#   if user == username
#     puts "Welcome back #{username}"
#   else
#     puts "We dont know you. Sign up!"
#   end
  
# end

# user_auth('C-smooth')
# user_auth('Zoidberg')

#############
#  Arrays  ##
#############

# list = ['one', 'two', 3]

# puts list[0]
# puts list[2]

# usernames = []
# usernames << 'Csmooth'
# usernames << 'Ovechkin8'
# usernames << 'LL-CoolJ'

# usernames.each do |username|
#   puts username
# end

# puts usernames.sort

######################
### Array SORT ###
########################
# prompt user to enter a word
# then tell user to type another word or hit enter
# if the user enters a word prompt the user again
# if the user does not type in a word sort all the words the user typed
def word()
  puts "Please enter a word"
  word = gets.chomp.downcase
  arr = []
   
  while true
    if word == ""
      break
    else
      arr.push word
      puts "Please input another word or hit enter"
      word = gets.chomp.downcase
    end
  end
   
  puts arr.sort
end

word() #this called the method, note there is nothing in the () as there is no argument to pass

#############
#  Hashes  ##
#############

# user1 = { username: "Csmooth", birthday: "12-31-87", gender: "M"}

# puts user1[:username]
# puts user1[:gender]

# users = [
#     { username: "Csmooth", birthday: "12-31-87", gender: "M"},
#     { username: "LL-CoolJ", birthday: "12-31-73", gender: "M"},
#     { username: "GraceHopper", birthday: "12-9-06", gender: "F"}
#   ]

# users.each do |user|
#   puts user[:username]
#   puts user[:gender]
# end

####################
# Object Oriendted #
####################

# class Person
#   def initialize
#     puts "I was created!!"
#   end
# end


# class Box
#   def initialize(w,h)
#     @width = w
#     @heigth = h
#   end
# end
#
# box1 = Box.new(10, 5)
# p box1

########

# class Box
#   def initialize(w,h)
#     @width = w
#     @height = h
#   end
#
#   def width
#     @width
#   end
#
#   def height
#     @height
#   end
#
#   def area
#     self.height * self.width
#   end
# end
#
# box1 = Box.new(10, 5)
# p box1.area


#######
# class Box
#   attr_accessor :width, :height
#   def initialize(w,h)
#     @width = w
#     @height = h
#   end
#
#   def area
#     self.width * self.height
#   end
#
# end
#
# box1 = Box.new(10, 5)
# p box1.area
# box1.height = 20
# p box1.area


#########
# Rails #
#########
# Download Postgresql 
# rails new concert-app -d postgresql 
# cd concert-app
# rails g scaffold Concert band:string date:date venue:string 
# rake db:create 
# rake db:migrate 
# rails server (Your site is live on localhost:3000 )
# Open the App folder and then go to config -> routes.rb -> and then insert root 'concerts#index' on line 3 then save.

##############
# Deployment #
##############

# gem install heroku 
# git init
# git add .
# git commit -m "initial commit"
# heroku login
#   Follow Prompts
# heroku create
# git push heroku master
# heroku run rake:db migrate
# heroku start