Implementation of writeCustomerPropertiesToFile()

src/CreateCustomer.c

@@ -1,5 +1,4 @@
 #include "CreateCustomer.h"
-#include "CustomerProperties.h"
 
 int main()
 {
@@ -81,4 +80,23 @@ void collectCustomerProperties()
 	scanf("%f",&instance.balance);
 
 	printf("Account successfully created. Your ID is: %d. Note it somewhere!\n",instance.ID);
+	customer_t *referenceToCustomerInstance = &instance;
+	writeCustomerPropertiesToFile(referenceToCustomerInstance);
+}
+
+void writeCustomerPropertiesToFile(customer_t *referenceToCustomerInstance)
+{
+	FILE *customerData = fopen("CustomerData.txt","a");
+	if(customerData!=NULL){
+		/*calling generateCheckString() at this place in future*/
+		fprintf(customerData,"ID=%d\nForename=%s\nSurname=%s\nPassword=%s\nBalance=%.4f€\n\n",
+				referenceToCustomerInstance->ID,referenceToCustomerInstance->forename,
+				referenceToCustomerInstance->surname,referenceToCustomerInstance->password,
+				referenceToCustomerInstance->balance);
+		fclose(customerData);
+	}
+	else{
+		printf("Error when accessing the file.\n");
+		exit(-1);
+	}
 }

src/CreateCustomer.h

@@ -2,5 +2,7 @@
 #include <stdlib.h>
 #include <stdbool.h>
 #include <time.h>
+#include "CustomerProperties.h"
 int generateID();
 void collectCustomerProperties();
+void writeCustomerPropertiesToFile(customer_t *);