Time - Hannah Mary

worksheet.rb

@@ -1,34 +1,74 @@
-########################################################
-# Step 1: Establish the layers
+# creating Array called drivers, and inside that creating a hash for each driver as a key and the data as value
+drivers = 
+{
+  DR0001: {
+		date: ["3rd Feb 2016", "3rd Feb 2016", "5th Feb 2016"], 
+		cost: [10, 30, 45], 
+		rider_id: ["RD0003", "RD0015", "RD0003"], 
+		rating: [3, 4, 2]
+},
+DR0002: {
+		date: ["3rd Feb 2016", "4th Feb 2016", "5th Feb 2016"], 
+		cost: [25, 15, 35], 
+		rider_id: ["RD0073", "RD0013", "RD0066"], 
+		rating: [5, 1, 3]
+  },
+  DR0003: {
+		date: ["4th Feb 2016", "5th Feb 2016"], 
+		cost: [5, 50], 
+		rider_id: ["RD0066", "RD0003", ], 
+		rating: [5, 2],
+  },
+  DR0004: {
+		date: ["3rd Feb 2016", "4th Feb 2016", "5th Feb 2016"], 
+		cost: [5, 10, 20], 
+		rider_id: ["RD0022", "RD0022", "RD0073"], 
+		rating: [5, 4, 5]
+	}
+}
+puts drivers
 
-# In this section of the file, as a series of comments,
-# create a list of the layers you identify.
-# Which layers are nested in each other?
-# Which layers of data "have" within it a different layer?
-# Which layers are "next" to each other?
+# the number of rides each driver has given
+drivers.each do |driver, data|
+  puts driver
+  puts data[:rating]
+  puts "#{driver} made this many rides " + data[:rider_id].length.to_s
+end
 
-########################################################
-# Step 2: Assign a data structure to each layer
-
-# Copy your list from above, and in this section
-# determine what data structure each layer should have
-
-########################################################
-# Step 3: Make the data structure!
-
-# Setup the entire data structure:
-# based off of the notes you have above, create the
-# and manually write in data presented in rides.csv
-# You should be copying and pasting the literal data
-# into this data structure, such as "DR0004"
-# and "3rd Feb 2016" and "RD0022"
-
-########################################################
-# Step 4: Total Driver's Earnings and Number of Rides
-
-# Use an iteration blocks to print the following answers:
-# - the number of rides each driver has given
 # - the total amount of money each driver has made
+cost_per_driver = []
+drivers.each do |driver, data|
+  cost = data[:cost].sum
+  # puts "#{driver} made $#{cost}"
+  cost_per_driver << cost
+end
+
 # - the average rating for each driver
+drivers.each do |driver, data|
+  rating = data[:rating].sum.to_f
+  size = data[:rating].length
+  puts "#{driver}' avarage rating #{(rating/size).round(2)}"
+end
+
 # - Which driver made the most money?
-# - Which driver has the highest average rating?
+cost_per_driver.each_with_index do |cost, index| 
+  max_driver = ""
+   if cost == cost_per_driver.max
+    max_driver = "DR00#{index + 1}"
+    puts "max driver: #{max_driver}"
+   end 
+end
+
+# - Which driver has the highest average rating?
+max_rating = 0
+max_driver = ""
+drivers.each do |driver, data|
+	rating = data[:rating].sum
+	size = data[:rating].length
+	average = rating / size
+	if average > max_rating
+		max_rating = average
+		max_driver = driver
+	end
+end
+puts  "#{max_driver} has the highest average rating"