main.go

package main

import (
	"encoding/json"
	"fmt"
	"time"
)

//<start id="refactoredticket">
type TicketDisposition int

type SpeedingTicket struct {
	DocumentNumber int
	*Driver
	IssuingOfficer string
	Location       string
	PostedSpeed    int
	ActualSpeed    int
	DateTime       time.Time
	disposition    TicketDisposition
	Fine           int
}

//<end id="refactoredticket">

//<start id="drivertype">
type Driver struct {
	LicenseNumber     string
	DriverName        string
	Address           string
	City              string
	State             string
	PostalCode        int
	LicenseExpiration time.Time
}

//<end id="drivertype">

//<start id="enumandmethod">
const ( //<co id="enum" />
	NotGuilty TicketDisposition = iota
	Guilty
	NoContest
	Dismissed
	Paid
)

func (ticket *SpeedingTicket) ChangeDisposition(d TicketDisposition) {
	ticket.disposition = d //<co id="method" />
}

//<end id="enumandmethod">
//<start id="payinfull">
func (ticket *SpeedingTicket) PayInFull(payment int) {
	if payment >= ticket.Fine {
		ticket.ChangeDisposition(Paid)
	}

}

//<end id="payinfull">
//<start id="tojson">
func (ticket *SpeedingTicket) ToJson() ([]byte, error) {
	b, err := json.Marshal(ticket) //<co id="marshal" />
	return b, err
}

//<end id="tojson">

func main() {

	//<start id="longway">
	var tix SpeedingTicket //<co id="createvar" />
	tix.DocumentNumber = 84756

	var d Driver //<co id="createdriver" />
	d.LicenseNumber = "G234-0598-01287"
	d.DriverName = "Speedy Gonzales"
	d.Address = "123 Any Street"
	d.City = "Albuquerque"
	d.State = "NM"
	d.PostalCode = 51234
	d.LicenseExpiration = time.Date(2017, time.May, 30, 0, 0, 0, 0, time.UTC)

	tix.Driver = &d //<co id="assigndriver" />

	tix.LicenseNumber = "G234-0598-01287"
	tix.IssuingOfficer = "Officer D. Duck"
	tix.Location = "Intersection of HWY 54 and HWY 41"
	tix.PostedSpeed = 55
	tix.ActualSpeed = 67
	tix.DateTime = time.Date(2013, time.May, 4, 12, 51, 0, 0, time.UTC)
	tix.disposition = NoContest
	tix.Fine = 250
	//<end id="longway">

	//<start id="shorterway">
	tix3 := SpeedingTicket{
		84756,
		&Driver{"G234-0598-01287", //<co id="embeddedstructliteral" />
			"Speedy Gonzales",
			"123 Any Street",
			"Albuquerque",
			"NM",
			51234,
			time.Date(2017, time.May, 30, 0, 0, 0, 0, time.UTC),
		}, //<co id="anothercomma" />
		"Officer D. Duck",
		"Intersection of HWY 54 and HWY 41",
		55,
		67,
		time.Date(2013, time.May, 4, 12, 51, 0, 0, time.UTC),
		NotGuilty,
		250,
	}
	//<end id="shorterway">

	fmt.Println(tix3)

	//<start id="embeddedselector">
	fmt.Println(tix.Driver.LicenseNumber)

	//<end id="embeddedselector">

	//<start id="getjson">
	bytes, err := tix.ToJson()
	if err != nil {
		fmt.Println("error marshaling to JSON:", err)
	} else {
		fmt.Println("Ticket JSON: ", string(bytes))
	}
}