Pipes - Kee Nam - Ride Share

rideshare.rb

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+########################################################
+# Step 1: Establish the layers
+
+  # Write a list of the layers here
+  # 1. Information for each driver
+  # 2. List of each driver's rides
+  # 3. Iinformation about each ride: date, rider ID, cost, and rating
+########################################################
+# Step 2: Assign a data structure to each layer
+
+  # Copy your list from above, and write what data structure each layer should have
+  # HASH >> 1. Information for each driver
+  # ARRAY >> 2. List of each driver's rides
+  # HASH >> 3. Iinformation about each ride: date, rider ID, cost, and rating
+
+########################################################
+# Step 3: Make the data structure!
+
+    # Setup the data strcture and manually write in data presented in rides.csv
+    drivers = {
+      "DR0001" => [
+        {date: "3rd Feb 2016", cost: 10, rider: "RD0003", rating: 3},
+        {date: "3rd Feb 2016", cost: 30, rider: "RD0015", rating: 4},
+        {date: "5th Feb 2016", cost: 45, rider: "RD0003", rating: 2}
+      ],
+      "DR0002" => [
+        {date: "3rd Feb 2016", cost: 25, rider: "RD0073", rating: 5},
+        {date: "4th Feb 2016", cost: 15, rider: "RD0013", rating: 1},
+        {date: "5th Feb 2016", cost: 35, rider: "RD0066", rating: 3}
+      ],
+      "DR0003" => [
+        {date: "4th Feb 2016", cost: 5, rider: "RD0066", rating: 5},
+        {date: "5th Feb 2016", cost: 50, rider: "RD0003", rating: 2}
+      ],
+      "DR0004" => [
+        {date: "3rd Feb 2016", cost: 5, rider: "RD0022", rating: 5},
+        {date: "4th Feb 2016", cost: 10, rider: "RD0022", rating: 4},
+        {date: "5th Feb 2016", cost: 20, rider: "RD0073", rating: 5}
+      ]
+    }
+########################################################
+# Step 4: Total Divers Earnings and Number of Rides
+
+  # Use an iteration block to print driver's total rides and money made
+
+  # Total Rides, Money Made, and Average Rating
+  drivers.each do | driver, rides |
+    total = 0
+    average = 0
+    rides.each do | ride |
+      total += ride[:cost]
+      average += ride[:rating]
+    end
+    average /= rides.length.to_f
+    puts "Driver ##{driver} gave #{rides.length} rides, made $#{total}, and averaged a #{sprintf("%.1f",(average))} rating."
+  end