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Examples/Example1/Worksheet4/MainProgram.cs at master · TheGer/Examples · GitHub
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using
System
;
using
System
.
Collections
.
Generic
;
using
System
.
Linq
;
using
System
.
Text
;
using
System
.
Threading
.
Tasks
;
namespace
Worksheet4
{
class
MainProgram
{
//static method which will load a menu
static
void
Menu
(
Classroom
[
]
rooms
,
String
menutext
)
{
int
option
=
0
;
while
(
option
!=
7
)
{
Console
.
WriteLine
(
menutext
)
;
option
=
Convert
.
ToInt32
(
Console
.
ReadKey
(
false
)
.
KeyChar
.
ToString
(
)
)
;
switch
(
option
)
{
case
1
:
opt1
(
rooms
)
;
break
;
case
2
:
opt2
(
rooms
)
;
break
;
case
3
:
opt3
(
rooms
)
;
break
;
case
4
:
opt4
(
rooms
)
;
break
;
case
5
:
opt5
(
rooms
)
;
break
;
case
6
:
opt6
(
rooms
)
;
break
;
case
7
:
break
;
default
:
Console
.
WriteLine
(
"Error - incorrect option"
)
;
break
;
}
}
}
static
void
opt1
(
Classroom
[
]
rooms
)
{
//list all classrooms
foreach
(
Classroom
c
in
rooms
)
{
Console
.
WriteLine
(
c
)
;
}
}
static
void
opt2
(
Classroom
[
]
rooms
)
{
int
roomscounter
=
0
;
foreach
(
Classroom
c
in
rooms
)
{
if
(
c
!=
null
)
{
roomscounter
++
;
}
}
Console
.
WriteLine
(
"Enter new classroom name: ("
+
roomscounter
+
"/"
+
rooms
.
Length
+
") slots taken "
)
;
string
classroomname
=
Convert
.
ToString
(
Console
.
ReadLine
(
)
)
;
Console
.
WriteLine
(
"Does the classroom have a projector? "
)
;
bool
projector
=
yesno
(
)
;
//create a new classroom with an empty array of computers
Classroom
newClassroom
=
new
Classroom
(
classroomname
,
projector
,
new
Computer
[
6
]
)
;
//Computer[] testArray = new Computer[20];
//newClassroom.Computersinclassroom = testArray;
rooms
[
roomscounter
]
=
newClassroom
;
}
static
void
opt3
(
Classroom
[
]
rooms
)
{
int
counter
=
0
;
//1. select classroom
foreach
(
Classroom
cl
in
rooms
)
{
if
(
cl
!=
null
)
{
Console
.
WriteLine
(
counter
+
") "
+
cl
.
Classroomname
+
" "
)
;
counter
++
;
}
}
Console
.
WriteLine
(
"Select a classroom:"
)
;
int
classroomchoice
=
Convert
.
ToInt32
(
Console
.
ReadLine
(
)
)
;
//2. add computer to classroom
Computer
c
=
newComputer
(
)
;
Computer
[
]
computersInClassroom
=
rooms
[
classroomchoice
]
.
Computersinclassroom
;
for
(
int
i
=
0
;
i
<
computersInClassroom
.
Length
;
i
++
)
{
if
(
computersInClassroom
[
i
]
!=
null
)
Console
.
WriteLine
(
i
+
") "
+
computersInClassroom
[
i
]
.
Computername
+
" "
)
;
else
Console
.
WriteLine
(
i
+
") Free slot "
)
;
}
Console
.
WriteLine
(
"Select a slot:"
)
;
int
compchoice
=
Convert
.
ToInt32
(
Console
.
ReadLine
(
)
)
;
computersInClassroom
[
compchoice
]
=
c
;
}
static
void
opt4
(
Classroom
[
]
rooms
)
{
Console
.
WriteLine
(
"Select a classroom:"
)
;
int
classroomchoice
=
Convert
.
ToInt32
(
Console
.
ReadLine
(
)
)
;
//2. add computer to classroom
Computer
c
=
newComputer
(
)
;
Computer
[
]
computersInClassroom
=
rooms
[
classroomchoice
]
.
Computersinclassroom
;
for
(
int
i
=
0
;
i
<
computersInClassroom
.
Length
;
i
++
)
{
if
(
computersInClassroom
[
i
]
!=
null
)
Console
.
WriteLine
(
i
+
") "
+
computersInClassroom
[
i
]
.
Computername
+
" "
)
;
else
Console
.
WriteLine
(
i
+
") Free slot "
)
;
}
}
static
void
opt5
(
Classroom
[
]
rooms
)
{
}
static
void
opt6
(
Classroom
[
]
rooms
)
{
//1. create an array containing all the computers in all the rooms
Computer
[
]
allComputers
=
new
Computer
[
1
]
;
int
totalComputerSlots
=
0
;
foreach
(
Classroom
c
in
rooms
)
{
if
(
c
!=
null
)
totalComputerSlots
+=
c
.
Computersinclassroom
.
Length
;
}
//total number of computers = arrayLength
allComputers
=
new
Computer
[
totalComputerSlots
]
;
int
counter
=
0
;
foreach
(
Classroom
c
in
rooms
)
{
if
(
c
!=
null
)
{
foreach
(
Computer
cm
in
c
.
Computersinclassroom
)
{
if
(
cm
!=
null
)
{
allComputers
[
counter
]
=
cm
;
counter
++
;
}
}
}
}
Array
.
Sort
(
allComputers
)
;
foreach
(
Computer
c
in
allComputers
)
{
Console
.
WriteLine
(
c
)
;
}
Console
.
ReadLine
(
)
;
}
static
bool
yesno
(
)
{
Console
.
WriteLine
(
"y/n?"
)
;
string
input
=
Convert
.
ToString
(
Console
.
ReadKey
(
false
)
.
KeyChar
)
;
bool
accept
=
false
;
if
(
input
==
"y"
)
accept
=
true
;
else
if
(
input
==
"n"
)
accept
=
false
;
return
accept
;
}
static
Computer
newComputer
(
)
{
Console
.
WriteLine
(
"Enter computer name:"
)
;
string
computer
=
Console
.
ReadLine
(
)
;
Console
.
WriteLine
(
"Enter computer status:"
)
;
string
status
=
Console
.
ReadLine
(
)
;
Console
.
WriteLine
(
"Enter number of faults:"
)
;
int
numberOfFaults
=
Convert
.
ToInt32
(
Console
.
ReadLine
(
)
)
;
Computer
pc
=
new
Computer
(
computer
,
status
,
numberOfFaults
)
;
return
pc
;
}
static
void
updateStatusAndFaults
(
Computer
pctoupdate
)
{
Console
.
WriteLine
(
"Enter computer status:"
)
;
string
status
=
Console
.
ReadLine
(
)
;
Console
.
WriteLine
(
"Enter number of faults:"
)
;
int
numberOfFaults
=
Convert
.
ToInt32
(
Console
.
ReadLine
(
)
)
;
pctoupdate
.
Computerstatus
=
status
;
pctoupdate
.
Numberoffaults
=
numberOfFaults
;
}
static
void
Main
(
string
[
]
args
)
{
//starting point of the application
//we will load the menu of the application
//here
Computer
PC1
=
new
Computer
(
"L113-"
,
"OK"
,
5
)
;
Computer
PC2
=
new
Computer
(
"L11"
,
"OK"
,
2
)
;
Computer
PC3
=
new
Computer
(
"L1"
,
"NOT OK"
,
3
)
;
Computer
PC4
=
new
Computer
(
"L113-8"
,
"NOT OK"
,
3
)
;
Computer
[
]
computers
=
new
Computer
[
4
]
;
computers
[
0
]
=
PC1
;
computers
[
1
]
=
PC2
;
computers
[
2
]
=
PC3
;
computers
[
3
]
=
PC4
;
//myClassroom = L113
Classroom
myClassroom
=
new
Classroom
(
"L113"
,
true
,
computers
)
;
Computer
[
]
computers2
=
new
Computer
[
2
]
;
computers2
[
0
]
=
new
Computer
(
"L114-1"
,
"OK"
,
1
)
;
computers2
[
1
]
=
new
Computer
(
"L114-2"
,
"OK"
,
5
)
;
//myClassroom2 = L114
Classroom
myClassroom2
=
new
Classroom
(
"L114"
,
true
,
computers2
)
;
//max classrooms = 4
Classroom
[
]
allRooms
=
new
Classroom
[
5
]
;
//first 2 classrooms
allRooms
[
0
]
=
myClassroom
;
allRooms
[
1
]
=
myClassroom2
;
String
menu
=
"1.) List all classrooms in system
\t
\n
"
+
"2.) Add new classroom
\t
\n
"
+
"3.) Add new computer to classroom
\t
\n
"
+
"4.) List all computers in classroom
\t
\n
"
+
"5.) Update computer status by computer name
\t
\n
"
+
"6.) List all computers ordered by fault
\t
\n
"
+
"7.) Quit
\t
\n
"
;
Menu
(
allRooms
,
menu
)
;
Console
.
ReadLine
(
)
;
}
}
}
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