table.go

///main package has examples shown
// in Go Data Structures and algorithms book
package main

// importing fmt package
import (
	"fmt"
)

// Table Class
type Table struct {
	Rows        []Row
	Name        string
	ColumnNames []string
}

// Row Class
type Row struct {
	Columns []Column
	Id      int
}

// Column Class
type Column struct {
	Id    int
	Value string
}

//printTable method
func printTable(table Table) {

	var rows []Row = table.Rows
	fmt.Println(table.Name)

	for _, row := range rows {

		var columns []Column = row.Columns

		for i, column := range columns {

			fmt.Println(table.ColumnNames[i], column.Id, column.Value)
		}

	}

}

// main method
func main() {

	var table Table = Table{}
	table.Name = "Customer"
	table.ColumnNames = []string{"Id", "Name", "SSN"}

	var rows []Row = make([]Row, 2)
	rows[0] = Row{}
	var columns1 []Column = make([]Column, 3)
	columns1[0] = Column{1, "323"}
	columns1[1] = Column{1, "John Smith"}
	columns1[2] = Column{1, "3453223"}
	rows[0].Columns = columns1

	rows[1] = Row{}
	var columns2 []Column = make([]Column, 3)
	columns2[0] = Column{2, "223"}
	columns2[1] = Column{2, "Curran Smith"}
	columns2[2] = Column{2, "3223211"}
	rows[1].Columns = columns2

	table.Rows = rows

	fmt.Println(table)

	printTable(table)

}