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service.c
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214 lines (169 loc) · 4.61 KB
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#include "service.h"
#include "stdlib.h"
List create(){
List rez;
rez.length = 0;
rez.capacity = 2;
rez.materii = malloc(rez.capacity * sizeof(Materie));
return rez;
}
void destroyMaterie(Materie* m)
{
free(m->name);
free(m->producer);
}
void destroy(List *list) {
for(int i = 0; i < list->length; i++) {
destroyMaterie(&(list->materii[i]));
}
free(list->materii);
list->length = 0;
list->capacity = 0;
}
List resize(List list){
List newList;
newList.capacity=2*list.capacity;
newList.length=list.length;
newList.materii = malloc(newList.capacity * sizeof(Materie));
for(int i=0;i<list.length;i++) {
newList.materii[i] = list.materii[i];
}
free(list.materii);
return newList;
}
long getLength(List list)
{
return list.length;
}
Materie createMaterie(char *nume, char *producator, int cantitate)
{
/*
* Creaza o materie be baza campurilor
* @param nume: nume-adresa la care se afla numele materiei
* @param producator: adresa la care se afla numele producatorului
* @param cantitatea materiei
*/
Materie m;
m.name = malloc((strlen(nume)+1)*sizeof(char ));
strcpy(m.name, nume);
m.producer = malloc((strlen(producator)+1)*sizeof(char ));
strcpy(m.producer, producator);
m.cantitate = cantitate;
return m;
}
int findMaterie(List lista, Materie m)
{
/*
* Cauta o materie prima in lista
* @param m: materia care se vrea a fi cautata
* @param lista: lista in care se cauta
*/
for(int i=0; i< getLength(lista);i++)
{
if(strcmp(lista.materii[i].name, m.name) == 0)
return i;
}
return -1;
}
int validate(Materie materie)
{
if(materie.cantitate<=0)return 0;
if(strcmp(materie.name,"")==0)return 0;
if(strcmp(materie.producer,"")==0)return 0;
return 1;
}
void add(List* list, Materie materie)
{
/*
* Adauga o materie in lista
* @param m: materia care se vrea a fi adaugata
* @param lista: lista in care se adauga
*/
if(list->length == list->capacity)
*list = resize(*list);
if(list->length < list->capacity)
{
int i = findMaterie(*list, materie);
if(i!=-1)
{
list->materii[i]=materie;
} else
{
list->materii[list->length]=materie;
list->length++;
}
}
}
int update(List* list, int index, Materie materie){
/*
* Actualizeaza o materie din lista
* @param index: pozitia dmateriei
* @param m: materia care se vrea a fi actualizata
* @param lista: lista in care se adauga
*/
if(index >= getLength(*list))
return 0;
destroyMaterie(&list->materii[index]);
list->materii[index]=materie;
return 1;
}
void delete(List* list, int index){
/*
* Sterge o materie din lista, la indexul dat
* @param index: pozitia materiei in lista
* @param lista: lista din care se sterge
*/
if(getLength(*list)<1)
return;
destroyMaterie(&list->materii[index]);
for(int i=index; i< getLength(*list)-1; i++)
list->materii[i]=list->materii[i+1];
list->length--;
}
int cantitateMaiMica(Materie m1, Materie m2)
{
if(m1.cantitate<m2.cantitate)return -1;
if(m1.cantitate==m2.cantitate)return 0;
if(m1.cantitate>m2.cantitate)return 1;
return 1;
}
int cantitateMaiMare(Materie m1, Materie m2)
{
if(m1.cantitate<m2.cantitate)return 1;
if(m1.cantitate==m2.cantitate)return 0;
if(m1.cantitate>m2.cantitate)return -1;
return 1;
}
List sorteaza(List list,int (*f)(Materie m1, Materie m2)){
/*
* Returneaza lista sortata crescator sau descrescator
*
*/
for(int i=0 ; i< getLength(list)-1;i++)
for(int j=i+1;j<getLength(list); j++)
if(f(list.materii[i],list.materii[j])<0) {
Materie temp;
temp = list.materii[i];
list.materii[i] = list.materii[j];
list.materii[j] = temp;
}
return list;
}
List filter(List list, char b, int minQuantity)
{
/*
* Filteaza lista dupa o litera de inceput si o cantitate minima
* @list : lista de materii prime
* @b: caracterul dupa care se filtreaza
* @minQuantity: cantitatea minima de la care se vor afisa
*
*/
List newList;
newList = create();
for (int i = 0; i < getLength(list); i++)
if (list.materii[i].cantitate >= minQuantity)
if(tolower(list.materii[i].name[0]) == tolower(b))
//printf("Addded %s", list.materii[i].name);
add(&newList, list.materii[i]);
return newList;
}