server.rb

require 'sinatra'
require 'sinatra/activerecord'

set :views, File.join(File.dirname(__FILE__), 'app/views')
require_relative 'app/models/television_show'

get '/' do
  redirect '/television_shows'
end

get '/television_shows' do
  shows = TelevisionShow.all
  erb :index, locals: { shows: shows }
end

get '/television_shows/new' do
  show = TelevisionShow.new
  erb :new, locals: { show: show }
end

get '/television_shows/:id' do
  show = TelevisionShow.find(params[:id])
  erb :show, locals: { show: show }
end

get '/television_shows/edit/:id' do
  show = TelevisionShow.find(params[:id])
  erb :edit, locals: { show: show }
end

post '/television_shows/:id' do
  show = TelevisionShow.update(params[:id], params[:television_show])

  if show.save
    redirect '/television_shows'
  else
    erb :edit, locals: { show: show }
  end
end

post '/television_shows' do
  show = TelevisionShow.new(params[:television_show])

  if show.save
    redirect '/television_shows'
  else
    erb :new, locals: { show: show }
  end
end