Create a follow chart for me for the following code

#include

#include

#include

#include

using namespace std;

$//$ Structure to store inventory data

struct InventoryItem $\{$

string description;

int quantity;

double wholesaleCost;

double retailCost;

string dateAdded;

$\}$;

$//$ Function to add a new record to the file

void addRecord$($fstream &file$)\{$

InventoryItem item;

$//$ Input item description

cout $<<$ "Enter item description: $"$;

cin.ignore$()$;

getline$($cin$,$ item.description$)$;

$//$ Input and validate quantity

do $\{$

cout $<<$ "Enter quantity on hand $($must be $>=0)$: $"$;

cin $>>$ item.quantity;

if $($item$.$quantity $<0)\{$

cout $<<$ "Quantity cannot be less than $0.$ Please try again.

$"$;

$\}$

$\}$ while $($item$.$quantity $<0)$;

$//$ Input and validate wholesale cost

do $\{$

cout $<<$ "Enter wholesale cost $($must be $>=0)$: $"$;

cin $>>$ item.wholesaleCost;

if $($item$.$wholesaleCost $<0)\{$

cout $<<$ "Wholesale cost cannot be less than $0.$ Please try again.

$"$;

$\}$

$\}$ while $($item$.$wholesaleCost $<0)$;

$//$ Input and validate retail cost

do $\{$

cout $<<$ "Enter retail cost $($must be $>=0)$: $"$;

cin $>>$ item.retailCost;

if $($item$.$retailCost $<0)\{$

cout $<<$ "Retail cost cannot be less than $0.$ Please try again.

$"$;

$\}$

$\}$ while $($item$.$retailCost $<0)$;

$//$ Input and validate date $($simple check for format, more complex validation can be added$)$

do $\{$

cout $<<$ "Enter date added to inventory $($format YYYY$-$MM$-$DD$)$: $"$;

cin.ignore$()$;

getline$($cin$,$ item.dateAdded$)$;

if $($item$.$dateAdded.length$()!=10||$ item.dateAdded$[4]!=\text{'}-\text{'}||$ item.dateAdded$[7]!=\text{'}-\text{'})\{$

cout $<<$ "Invalid date format. Please use YYYY$-$MM$-$DD$.$

$"$;

$\}$

$\}$ while $($item$.$dateAdded.length$()!=10||$ item.dateAdded$[4]!=\text{'}-\text{'}||$ item.dateAdded$[7]!=\text{'}-\text{'})$;

$//$ Write the record to the file

file.seekp$(0,$ ios::end$)$; $//$ Move to the end of the file

file.write$($reinterpret$\_$cast$($&item$),$ sizeof$($InventoryItem$))$;

cout $<<$ "Record added successfully.

$"$;

$\}$

$//$ Function to display all records in the file

void displayRecords$($fstream &file$)\{$

InventoryItem item;

$//$ Move to the start of the file

file.seekg$(0,$ ios::beg$)$;

$//$ Read and display each record

while $($file$.$read$($reinterpret$\_$cast$($&item$),$ sizeof$($InventoryItem$)))\{$

cout $<<"$

Item Description: $"<<$ item.description $<<$ endl;

cout $<<$ "Quantity on Hand: $"<<$ item.quantity $<<$ endl;

cout $<<$ "Wholesale Cost: $$"<<$ item.wholesaleCost $<<$ endl;

cout $<<$ "Retail Cost: $$"<<$ item.retailCost $<<$ endl;

cout $<<$ "Date Added: $"<<$ item.dateAdded $<<$ endl;

$\}$

$\}$

$//$ Function to modify a record

void modifyRecord$($fstream &file$)\{$

InventoryItem item;

int recordNumber;

cout $<<$ "Enter the record number you want to modify $($starting from $0)$: $"$;

cin $>>$ recordNumber;

$//$ Move to the specific record

file.seekg$($recordNumber $*$ sizeof$($InventoryItem$),$ ios::beg$)$;

if $(!$file.read$($reinterpret$\_$cast$($&item$),$ sizeof$($InventoryItem$)))\{$

cout $<<$ "Record not found.

$"$;

return;

$\}$

$//$ Display current record details

cout $<<"$

Current record details:

$"$;

cout $<<$ "Item Description: $"<<$ item.description $<<$ endl;

cout $<<$ "Quantity on Hand: $"<<$ item.quantity $<<$ endl;

cout $<<$ "Wholesale Cost: $$"<<$ item.wholesaleCost $<<$ endl;

cout $<<$ "Retail Cost: $$"<<$ item.retailCost $<<$ endl;

cout $<<$ "Date Added: $"<<$ item.dateAdded $<<$ endl;

$//$ Modify the record

cout $<<"$

Enter new data:

$"$;

cout $<<$ "Enter item description: $"$;

cin.ignore$()$;

getline$($cin$,$ item.description$)$;

do $\{$

cout $<<$ "Enter quantity on hand $($must be $>=0)$: $"$;

cin $>>$ item.quantity;

if $($item$.$quantity $<0)\{$

cout $<<$ "Quantity cannot be less than $0.$ Please try again.

$"$;

$\}$

$\}$ while $($item$.$quantity $<0)$;

do $\{$

cout $<<$ "Enter wholesale cost $($must be $>=0)$: $"$;

cin $>>$ item.wholesaleCost;

if $($item$.$wholesaleCost $<0)\{$

cout $<<$ "Wholesale cost cannot be less than $0.$ Please try again.

$"$;

$\}$

$\}$ while $($item$.$wholesaleCost $<0)$;

do $\{$

cout $<<$ "Enter retail cost $($must be $>=0)$: $"$;

cin $>>$ item.retailCost;

if $($item$.$retailCost $<0)\{$

cout $<<$ "Retail cost cannot be less than $0.$ Please try again.

$"$;

$\}$

$\}$ while $($item$.$retailCost $<0)$;

do $\{$

cout $<<$ "Enter date added to inventory $($format YYYY$-$MM$-$DD$)$: $"$;

cin.ignore$()$;

getline$($cin$,$ item.dateAdded$)$;

if $($item$.$dateAdded.length$()!=10||$ item.dateAdded$[4]!=\text{'}-\text{'}||$ item.dateAdded$[7]!=\text{'}-\text{'})\{$

cout $<<$ "Invalid date format. Please use YYYY$-$MM$-$DD$.$

$"$;

$\}$

$\}$ while $($item$.$dateAdded.length$()!=10||$ item.dateAdded$[4]!=\text{'}-\text{'}||$ item.dateAdded$[7]!=\text{'}-\text{'})$;

$//$ Move to the specific r