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update test

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stmctommyau 2023-09-04 23:18:21 +08:00
parent 7620584f4b
commit de75f1bd4f
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GPG Key ID: 87B1991E1277F054
2 changed files with 94 additions and 55 deletions
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59
admin_user.h
View File

@ -10,10 +10,6 @@
#include<ctype.h>
#endif
#ifndef MENU_H
#define MENU_H
#include "menu.h"
#endif //MENU_H
#ifndef Utils
#define Utils
#include "utils.h"
@ -226,50 +222,17 @@ void add_item(){
void update_item(struct inventory db,int index){
char temp[100];
printf("Update item(empty value to not change the value)\n");
printf("Please input the name(original:%s)\n>",db.row[index].product);
fflush(stdin);
scanf("%[^\n]", temp);//input until /n
if(strcmp(temp,"") != 0){//check if temp is not empty
strcpy(db.row[index].product,temp);//if yes, copy temp to product
}//else preserve the original value
printf("Please input the brand(orginal:%s)\n>",db.row[index].brand);
fflush(stdin);
scanf("%[^\n]", temp);
if(strcmp(temp,"") != 0){
strcpy(db.row[index].brand,temp);
}
printf("Please input the category(orginal:%s)\n>",db.row[index].category);
fflush(stdin);
scanf("%[^\n]", temp);
if(strcmp(temp,"") != 0){
strcpy(db.row[index].category,temp);
}
printf("Please input the price(orginal:$%.1lf)\n>",db.row[index].price);
fflush(stdin);
scanf("%[^\n]", temp);
if(strcmp(temp,"") != 0){
db.row[index].price = atof(temp);
}
printf("Please input the stock(orginal:%d)\n>",db.row[index].stock);
fflush(stdin);
scanf("%[^\n]", temp);
if(strcmp(temp,"") != 0){
db.row[index].stock = atoi(temp);
}
printf("Please input the barcode(original:%ld)\n>",db.row[index].barcode);
fflush(stdin);
scanf("%[^\n]", temp);
if(strcmp(temp,"") != 0){
db.row[index].barcode = atol(temp);
}
printf("Name: %s\n", db.row[index].product);
printf("Brand: %s\n", db.row[index].brand);
printf("Catergory: %s\n", db.row[index].category);
printf("Price: $%lf\n", db.row[index].price);
printf("Stock: %d\n", db.row[index].stock);
printf("Barcode: %ld\n",db.row[index].barcode);
item_inputer("name",INPUT_TYPE::STRING,db.row[index].product,true);
item_inputer("brand",INPUT_TYPE::STRING,db.row[index].brand,true);
item_inputer("category",INPUT_TYPE::STRING,db.row[index].category,true);
item_inputer("stock",INPUT_TYPE::FLOAT,db.row[index].price,true);
item_inputer("barcode",INPUT_TYPE::LONG,db.row[index].barcode,true);
if(!update_db_invt(db)){
printf("Failed to update item\n");
exit(1);

90
utils.h
View File

@ -13,7 +13,7 @@ void welcome_message(){
printf("><Welcome to the Student Union POS system><\n");//welcome messgae
}
int choices_selecter(char * Items[],int items,char * welcome_messages ){
int choices_selecter(char * Items[],int items,char * welcome_messages){
int choice = 0;
do{
system("cls");
@ -40,13 +40,13 @@ int choices_selecter(char * Items[],int items,char * welcome_messages ){
}
char* prompt_item(char* prompt){
char* prompt_item(char* prompt,bool empty_allowed=false){
char* item = malloc(sizeof(char) * 100);
do{
printf("%s",prompt);
fflush(stdin);
scanf("%[^\n]",item);
if(strcmp(item,"") == 0){
scanf("%[^\n]",item);//input until /n
if(!empty_allowed&&(item,"") == 0){//check if temp is not empty
printf("Invalid input, try again?(y/n)\n");
char temp[100];
fflush(stdin);
@ -55,17 +55,17 @@ char* prompt_item(char* prompt){
return NULL;
}
}
}while(strcmp(item,"") == 0);
}while(!empty_allowed&&strcmp(item,"") == 0);
return item;
}
typedef enum{
INT=1,STRING=2,LONG=3,FLOAT=4
}INPUT_TYPE;
bool item_inputer(char * varname,INPUT_TYPE type,void * item){
bool item_inputer(char * varname,INPUT_TYPE type,void * item,bool empty_allowed=false){
char output[1024] = "Please input the ";
strcat(output,varname);
strcat(output,": \n>");
char* temp = prompt_item(output);
char* temp = prompt_item(output,empty_allowed);
if(temp == NULL){
return false;
}
@ -87,6 +87,82 @@ bool item_inputer(char * varname,INPUT_TYPE type,void * item){
}
return true;
}
void lister(void * db,struct Map* map, int row,char * lister_name,char * SortItems[],int NoSortItems,void (*page_printer)(void*,int,int,struct * Map) , struct * Map (*sorter)(void *,int),void * (*showitem)(void *,int)){
int choice = -1;
int page = 0;
int page_size = PAGE_SIZE;
int total_pages = ceil((double)row / page_size);
do{
system("cls");
welcome_message();
printf("%s list\n",lister_name);
printf("0 exit\n");
for(int i=1;i<=NoSortItems*2;i+=2){
printf("%d sort %s decending\n",i,SortItems[i/2-1]);
printf("%d sort %s ascending\n",i+1,SortItems[i/2-1]);
}
if(page+1 == total_pages){
(*page_printer)(db,page*page_size,row,map);
}else{
(*page_printer)(db,page*page_size,(page+1)*page_size,map);
}
//page control
int current_page_size = page_size+8;
if(page+1 == total_pages){
current_page_size = row - page*page_size+8;
}
printf("%d next page\n", current_page_size+1);
printf("%d previous page\n", current_page_size+2);
printf("%d set page size\n", current_page_size+3);
printf("%d/%d/%d(page size/page number/total)\n",page_size, page+1,total_pages);
bool valid = true;
do{
valid = true;
printf("Please input your choice\n>");
fflush(stdin);
scanf("%d",&choice);
if(choice <=NoSortItems && choice > 0){
printf("sorting...\n");
map = (*sorter)(db,choice);
}else if(choice == current_page_size+1 ){
if(page + 1 < total_pages){
page++;
}else{
printf("Already at last page\n");
valid = false;
}
}else if(choice == current_page_size+2){
if(page > 0){
page--;
}else{
printf("Already at first page\n");
valid = false;
}
}else if(choice == current_page_size+3){
printf("Enter page size: ");
fflush(stdin);
scanf("%d", &page_size);
total_pages = ceil(row / page_size);
}else if(choice >= 9 && choice <= current_page_size){
if(map == NULL){
db = (*showitem)(db,choice - 9 + page_size*page);
}else{
db = (*showitem)(db,map[choice - 9 + page_size*page].key);
}
}else if(choice != 0){
printf("Invalid choice\n");
valid = false;
}
}while(!valid);
}while(choice != 0);
return;
}
//check if strcasestr is define in current environment
//if not, define it
#ifndef HAVE_STRCASESTR