finished chapter eight

playground/magazineSubscribers.go

@@ -1,22 +1,46 @@
 // from chapter 8 of head first go
 package main
 
-import "fmt"
+import (
+	"fmt"
+	"git.linuxhg.com/Go_Training/magazine"
+)
 
-type subscriberType struct {
-	name   string
-	rate   float64
-	active bool
+func printInfo(s *magazine.Subscriber) {
+	fmt.Println("Name:", s.Name)
+	fmt.Println("Monthly rate:", s.Rate)
+	fmt.Println("Active?:", s.Active)
+}
+
+func defaultSubscriber(name string) *magazine.Subscriber {
+	s := magazine.Subscriber{
+		Name:   name,
+		Rate:   5.99,
+		Active: true,
+	}
+
+	s.Street = "123 Oak St."
+	s.City = "Omaha"
+	s.State = "NE"
+	s.PostalCode = "68111"
+
+	return &s
+}
+
+// accept a point to modify original struct
+func applyDiscount(s *magazine.Subscriber) {
+	s.Rate = 4.99
 }
 
 func magazineSubscribers() {
+	employee := magazine.Employee{Name: "Joy Carr", Salary: 60000}
+	fmt.Println(employee.Name)
+	fmt.Println(employee.Salary)
+	subscriber := defaultSubscriber("Aman Singh")
+	applyDiscount(subscriber)
+	printInfo(subscriber)
+	fmt.Println(subscriber.State)
 
-	var subscriber subscriberType
-
-	subscriber.name = "Aman Singh"
-	subscriber.rate = 4.99
-	subscriber.active = true
-	fmt.Println("Name:", subscriber.name)
-	fmt.Println("Monthly rate:", subscriber.rate)
-	fmt.Println("Active?:", subscriber.active)
+	subscriber2 := defaultSubscriber("Beth Ryan")
+	printInfo(subscriber2)
 }