#include

#include

#include

#include

#include

using namespace std;

enum Genre $\{$

ROCK,

POP,

HIP$\_$HOP,

JAZZ,

CLASSICAL

$\}$;

struct Track $\{$

string name;

string fileLocation;

$\}$;

struct Album $\{$

string artistName;

string albumName;

Genre genre;

int numTracks;

Track tracks$[10]$;

$\}$;

const int MAX$\_$ALBUMS $=5$;

Album albums$[$MAX$\_$ALBUMS$]$;

int numAlbums $=0$;

void readAlbumsFromFile$($const string& fileName$)\{$

ifstream inputFile$($fileName$)$;

if $(!$inputFile$)\{$

cout $<<$ "Error opening the file.

$"$;

exit$($EXIT$\_$FAILURE$)$;

$\}$

int numAlbumsInFile;

inputFile $>>$ numAlbumsInFile;

for $($int albumIndex $=0$; albumIndex $<$ numAlbumsInFile; $++$albumIndex$)\{$

Album& currentAlbum $=$ albums$[$numAlbums$]$;

inputFile.ignore$()$; $//$ Consume the newline character after the previous number

getline$($inputFile$,$ currentAlbum.artistName$)$;

getline$($inputFile$,$ currentAlbum.albumName$)$;

int genre;

inputFile $>>$ genre;

currentAlbum.genre $=$ static$\_$cast$($genre$)$;

inputFile $>>$ currentAlbum.numTracks;

for $($int trackIndex $=0$; trackIndex $<$ currentAlbum.numTracks; $++$trackIndex$)\{$

inputFile.ignore$()$; $//$ Consume the newline character after the previous number

getline$($inputFile$,$ currentAlbum.tracks$[$trackIndex$].$name$)$;

getline$($inputFile$,$ currentAlbum.tracks$[$trackIndex$].$fileLocation$)$;

$\}$

numAlbums$++$;

if $($numAlbums $>=$ MAX$\_$ALBUMS$)\{$

cout $<<$ "Maximum number of albums reached.

$"$;

break;

$\}$

$\}$

inputFile.close$()$;

$\}$

bool compareAlbumsByGenre$($const Album& a$,$ const Album& b$)\{$

return a$.$genre $<$ b$.$genre;

$\}$

void displayAllAlbums$()\{$

if $($numAlbums $>0)\{$

for $($int i $=0$; i $<$ numAlbums; $++$i$)\{$

cout $<<$ "Album $"<<$ i $+1<<"$:

$"$;

cout $<<$ "Artist: $"<<$ albums$[$i$].$artistName $<<"$

$"$;

cout $<<$ "Album: $"<<$ albums$[$i$].$albumName $<<"$

$"$;

cout $<<$ "Genre: $"<<$ albums$[$i$].$genre $<<"$

$"$;

cout $<<$ "Tracks:

$"$;

for $($int j $=0$; j $<$ albums$[$i$].$numTracks; $++$j$)\{$

cout $<<""<<$ albums$[$i$].$tracks$[$j$].$name $<<"-"<<$ albums$[$i$].$tracks$[$j$].$fileLocation $<<"$

$"$;

$\}$

$\}$

$\}$ else $\{$

cout $<<"$No albums available.

$"$;

$\}$

$\}$

void displayAlbumByGenre$()\{$

vector sortedAlbums$($albums$,$ albums $+$ numAlbums$)$;

sort$($sortedAlbums$.$begin$(),$ sortedAlbums.end$(),$ compareAlbumsByGenre$)$;

for $($const Album& currentAlbum : sortedAlbums$)\{$

cout $<<$ "Artist: $"<<$ currentAlbum.artistName $<<"$

$"$;

cout $<<$ "Album: $"<<$ currentAlbum.albumName $<<"$

$"$;

cout $<<$ "Genre: $"<<$ currentAlbum.genre $<<"$

$"$;

cout $<<$ "Tracks:

$"$;

for $($int j $=0$; j $<$ currentAlbum.numTracks; $++$j$)\{$

cout $<<""<<$ currentAlbum.tracks$[$j$].$name $<<"-"<<$ currentAlbum.tracks$[$j$].$fileLocation $<<"$

$"$;

$\}$

cout $<<"$

$"$;

$\}$

$\}$

void displayAlbum$()\{$

int displayOption;

cout $<<$ "Choose display option:

$"$;

cout $<<"1.$ Display all albums

$"$;

cout $<<"2.$ Display albums sorted by genre

$"$;

cout $<<$ "Enter your choice: $"$;

cin $>>$ displayOption;

switch $($displayOption$)\{$

case $1$:

displayAllAlbums$()$;

break;

case $2$:

displayAlbumByGenre$()$;

break;

default:

cout $<<$ "Invalid choice. Displaying all albums by default.

$"$;

displayAllAlbums$()$;

break;

$\}$

$\}$

void updateAlbum$()\{$

if $($numAlbums $>0)\{$

int albumIndex;

cout $<<$ "Enter the index of the album to update: $"$;

cin $>>$ albumIndex;

if $($albumIndex $>=0$ && albumIndex $<$ numAlbums$)\{$

int updateOption;

cout $<<$ "Choose update option:

$"$;

cout $<<"1.$ Update album name

$"$;

cout $<<"2.$ Update album genre

$"$;

cout $<<$ "Enter your choice: $"$;

cin $>>$ updateOption;

switch $($updateOption$)\{$

case $1$:

cout $<<$ "Enter the new album name: $"$;

cin.ignore$()$; $//$ Consume the newline character left by previous cin

getline$($cin$,$ albums$[$albumIndex$].$albumName$)$;

cout $<<$ "Album name updated successfully.

$"$;

break;

case $2$:

cout $<<$ "Enter the new genre $(0-$ROCK, $1-$POP, $2-$HIP$\_$HOP, $3-$JAZZ, $4-$CLASSICAL$)$: $"$;

int genre;

cin $>>$ genre;

albums$[$albumIndex$].$genre $=$ static$\_$cast$($genre$)$;

cout $<<$ "Album genre updated successfully.

$"$;

break;

default:

cout $<<$ "Invalid up