blood_manager.h

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#ifndef BLOOD_MANAGER_H
#define BLOOD_MANAGER_H
 
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "misc.h"
 
#include "transaction_manager.h"

#define BLOOD_GROUP_NAME_LENGTH 4

typedef struct BloodStock {
    float price; 
    uint32_t id; 
    uint32_t quantity; 
    char bloodGroup[BLOOD_GROUP_NAME_LENGTH]; 
    struct BloodStock* next; 
} BloodStock;

extern BloodStock* bloodHead;

bool isValidBloodGroup(uint32_t id);

bool addBloodGroup(uint32_t id, const char* bloodGroup, float price, uint32_t quantity);

void initializeBloodGroups(void);

void saveBloodGroups(void);

bool updateBloodQuantity(uint32_t id, uint32_t newQuantity);

bool updateBloodPrice(uint32_t id, float newPrice);

void loadBloodGroups(void);

bool isBloodAvailable(uint32_t* id, TransactionType type);

void displayBloodGroups(void);

void displayBloodStocks(void);

char* getBloodGroupById(uint32_t id);

void freeBloodList(void);
 
#endif