#include <iostream>
#include "SupMakt.h"
using namespace std;

int main(){
	cout.setf(ios_base::fixed);		// 0.00 format
	cout.precision(2);				// 0.00 format
	cout.setf(ios_base::showpoint);	// 0.00 format
	int i_main = 0,
		i_load = 0,
		i_dele = 0,
		i_sest = 0;					//	SELL OR STOCK
	int kd = 0;						//	Delete by KINDNUMBER
	node * tempNew;

	dh();
	system( "cls" );
	pria();							//	Load welcome screen
	clear();
	node *header = NULL;
	i_load = pri_load();
	switch(i_load) {
	case 1:							//	Load the data last saved
		header = data_load();
		break;
	case 2:							//	Not load
		cout << "There is no data, so you must input data:";
		header = init();
		break;
	case 3:							//	Exit
		return 0;
		break;
	default:
		cerr << " Error happened !" << endl;
	}

	char ch_for = '1';				//	For main screen
	while( ch_for != 'n' && ch_for != 'N'){
		clear();
		// Print the main screen information
		i_main = pri();
		switch(i_main){
		case 1 : {					//	STOCK(ADD GOODS INFORMATION)
				cout << "1" << endl;
				if (header->next != NULL) {
					tempNew = (node *)malloc(sizeof(node));
					tempNew = addRec(header);
					tempNew->next = header->next;
					header->next = tempNew;
					printf( "\n  Y to save ; N to cancel :" );
					//getchar();
					fflush(stdin);	//	clear buffer
					char chnlast = getchar();
					if( chnlast == 'y' || chnlast == 'Y'){
						data_save(header);
						printf( "\n Save Success !!!" );
					}
				}else{
					header = init();
				}
			}break;
		case 2 : {					//	SELL OR STOCK(UPADTE)
				cout << "2" << endl;
				clear();
				i_sest = sest();	//	Print SELL OR STOCK's screen

				switch(i_sest) {
				case 1:{			//	SELL PART
						Sell(header);
					}
					break;
				case 2:{			//	STOCK PART
						Stock(header);
					}
					break;
				case 3:
					break;
				default:
					cerr << " SELL OR STOCK ERROR HAPPENED !" << endl;
				}
			}break;
		case 3 : {					//	DELETE GOODS INFORMATION
				cout << "3" << endl;
				clear();
				i_dele = pridel();

				switch(i_dele) {
				case 1: {			//	DELETE ALL
						if (header) {
							del_all(header);
						}else{
							cerr << "The record is not existence!";
						}
					}
					break;
				case 2: {			//	DELETE BY KINDNUMBER
						if (header) {
							cout << "Please enter KIND NUMBER : ";
							cin >> kd;
							cout << endl;
							deleteKind(header, kd);
						}else{
							cerr << "The record is not existence!";
						}
					}
					break;
				case 3:
					break;
				default:
					cerr << " DELETE GOODS INFORMATION ERROR HAPPENED !" << endl;
					break;
				}
			}break;
		case 4 : {					//	QUERY GOODS INFORMATION
					cout << "4" << endl;
					clear();
					if (header->next != NULL) {
						display(header);
					}else{
						cerr << "There is none record !" << endl;
					}
			}break;
		case 5 : {					//	SORT RECORDS
					cout << "Sort by kind number :" << endl;
					SortLink(header);
			}break;
		case 6 : {					//	ACCOUNT MANAGE
					cout << "6" << endl;
					clear();
					AccountShow(header);
			}break;
		case 7 : {					//	DATA MAINTENANCE
			cout << "7" << endl;
			clear();
			DataMaintenance(header);
				 }break;
		case 8 : {					//	EXIT
			cout << "8" << endl;
			}break;
		default:
			cerr << " Error happened !" << endl;
		}
		cout << "To continue ... (Y/N)" << endl;
		//getchar();
		fflush(stdin);				//	clear buffer
		ch_for = getchar();
	}
	printf( "\n  Y to save ; N to cancel :" );
	//getchar();
	fflush(stdin);				//	clear buffer
	char chnlast = getchar();
	if( chnlast == 'y' || chnlast == 'Y'){
		data_save(header);
		printf( "\n Save Success !!!" );
	}

	freeMemory(header);
	return 1;
}