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📄 commoditymanager.c

📁 在linux平台下模拟超市的收银系统即POS机
💻 C
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//////////////////////////////////////////////////////////////////////////
//							商品管理
//////////////////////////////////////////////////////////////////////////


//商品管理选择窗口
#include <ncurses.h>
#include <stdlib.h>
#include "PosSystem.h"
#include "OracleDB.h"
//商品管理商品
//返回1进入查询商品";
//返回2进入添加商品";
//返回3进入修改商品";
//返回4进入删除商品";
//返回0为返回后台管理界面";
int CommodityManagerWin()
{
	int ch,choose=0;
	//后台管理界面的背景窗口
	WINDOW * CommodityManagerWin=CreateWindow(25,80,0,0,Yes,BLUE_WHITE);
	StringCenterPrint(CommodityManagerWin,5,"商品管理");
	char menu1[]="1.查询商品";
	char menu2[]="2.添加商品";
	char menu3[]="3.修改商品";
	char menu4[]="4.删除商品";
	char menu5[]="0.返回后台管理界面";
	mvwprintw(CommodityManagerWin,9,35,menu1);
	mvwprintw(CommodityManagerWin,11,35,menu2);
	mvwprintw(CommodityManagerWin,13,35,menu3);
	mvwprintw(CommodityManagerWin,15,35,menu4);
	mvwprintw(CommodityManagerWin,17,35,menu5);
	wrefresh(CommodityManagerWin);
	curs_set(0);//参数0为不显示光标 如参数为1时为显示
	while(1)
	{
SearchCommodity://查询商品
		while(1)
		{
			StringRevers(CommodityManagerWin,9,35,menu1);
			ch=GetChar(CommodityManagerWin,9,35);
			switch(ch)
			{
			case KEY_DOWN:
				mvwprintw(CommodityManagerWin,9,35,menu1);
				goto AddCommodity;
				break;
			case '\n':
				choose=1;
				goto exit;
			}
		}

AddCommodity://添加商品
		while(1)
		{
			StringRevers(CommodityManagerWin,11,35,menu2);
			ch=GetChar(CommodityManagerWin,11,35);
			switch(ch)
			{
			case KEY_UP:
				mvwprintw(CommodityManagerWin,11,35,menu2);
				goto SearchCommodity;
				break;
			case KEY_DOWN:
				mvwprintw(CommodityManagerWin,11,35,menu2);
				goto ModifyCommodity;
				break;
			case '\n':
				choose=2;
				goto exit;
			}
		}
ModifyCommodity://修改商品
		while(1)
		{
			StringRevers(CommodityManagerWin,13,35,menu3);
			ch=GetChar(CommodityManagerWin,13,35);
			switch(ch)
			{
			case KEY_UP:
				mvwprintw(CommodityManagerWin,13,35,menu3);
				goto AddCommodity;
				break;
			case KEY_DOWN:
				mvwprintw(CommodityManagerWin,13,35,menu3);
				goto DelCommodity;
				break;
			case '\n':
				choose=3;
				goto exit;
			}
		}

DelCommodity://删除商品
		while(1)
		{
			StringRevers(CommodityManagerWin,15,35,menu4);
			ch=GetChar(CommodityManagerWin,15,35);
			switch(ch)
			{
			case KEY_UP:
				mvwprintw(CommodityManagerWin,15,35,menu4);
				goto ModifyCommodity;
				break;
			case KEY_DOWN:
				mvwprintw(CommodityManagerWin,15,35,menu4);
				goto ReturnToBackManager;
				break;
			case '\n':
				choose=4;
				goto exit;
			}
		}
ReturnToBackManager:// 退出进入后台界面
		while(1)
		{
			StringRevers(CommodityManagerWin,17,35,menu5);
			ch=GetChar(CommodityManagerWin,17,35);
			switch(ch)
			{
			case KEY_UP:
				mvwprintw(CommodityManagerWin,17,35,menu5);
				goto DelCommodity;
				break;
			case '\n':
				goto exit;
			}
		}
		
		
	}

exit:

	DestroyWindow(CommodityManagerWin);
	curs_set(1);//参数0为不显示光标 如参数为1时为显示
	return choose;
}


//商品添加窗品
int AddCommodityManagerWin()
{
	int ch,result=0;
	//后台管理界面的背景窗口
	WINDOW * AddCommodityWin=CreateWindow(25,80,0,0,Yes,BLUE_WHITE);
	StringCenterPrint(AddCommodityWin,0,"欢迎光临XXX超市");
	StringCenterPrint(AddCommodityWin,2,"添加商品");
	
	char barcodeStr[10]="CN";//存放条形码
	char nameStr[10]={'\0'};//存放名称
	char unitStr[10]={'\0'};//存放单位
	char specStr[10]={'\0'};//存放规格
	char priceStr[10]={'\0'};//存放售价
	char stockStr[10]={'\0'};//存放进货价格
	char agioStr[10]={'\0'};//存放折扣
	char amountStr[10]={'\0'};//存放数量
	mvwprintw(AddCommodityWin,4,12,"条形码:");
	mvwprintw(AddCommodityWin,6,14,"名称:");
	mvwprintw(AddCommodityWin,8,14,"单位:");
	mvwprintw(AddCommodityWin,10,14,"规格:");
	mvwprintw(AddCommodityWin,12,14,"售价:");
	mvwprintw(AddCommodityWin,14,10,"进货价格:");
	mvwprintw(AddCommodityWin,16,14,"折扣:");
	mvwprintw(AddCommodityWin,18,14,"数量:");
	wrefresh(AddCommodityWin);	
	//输入框
	WINDOW * barcode=CreateWindow(1,45,4,21,No,WHITE_BLACK);//条形码
	WINDOW * name=CreateWindow(1,45,6,21,No,WHITE_BLACK);//商品名称
	WINDOW * unit=CreateWindow(1,45,8,21,No,WHITE_BLACK);//单位
	WINDOW * spec=CreateWindow(1,45,10,21,No,WHITE_BLACK);//规格
	WINDOW * price=CreateWindow(1,45,12,21,No,WHITE_BLACK);//售价
	WINDOW * stock=CreateWindow(1,45,14,21,No,WHITE_BLACK);//进货价格
	WINDOW * agio=CreateWindow(1,45,16,21,No,WHITE_BLACK);//折扣
	WINDOW * amount=CreateWindow(1,45,18,21,No,WHITE_BLACK);//数量

	mvwprintw(barcode,0,0,barcodeStr);//在输入框中打印出"CN"
	//刷新输入框
	wrefresh(barcode);
	wrefresh(name);
	wrefresh(unit);
	wrefresh(spec);
	wrefresh(price);
	wrefresh(stock);
	wrefresh(agio);
	wrefresh(amount);

	WINDOW * ok_button=CreateWindow(3,8,20,25,Yes,RED_WHITE);
	mvwprintw(ok_button,1,2,"确定");
	wrefresh(ok_button);

	WINDOW * exit_button=CreateWindow(3,8,20,45,Yes,RED_WHITE);
	mvwprintw(exit_button,1,2,"退出");
	wrefresh(exit_button);

	//wgetch(AddCommodityWin);
 	curs_set(1);//参数0为不显示光标 如参数为1时为显示
	while(1)
	{
barcode://条形码
		while(1)
		{
			ch=GetNumber(barcode,0,2,&barcodeStr[2],6);
			switch(ch)
			{
			case KEY_DOWN:
			case '\n':
				goto name;
				break;
			}
		}

name://商品名称
		while(1)
		{
			ch=GetString(name,0,0,nameStr,10);
			switch(ch)
			{
			case KEY_UP:
				goto barcode;
				break;
			case KEY_DOWN:
			case '\n':
				goto unit;
				break;
			}
		}
unit://单位
		while(1)
		{
			ch=GetString(unit,0,0,unitStr,10);
			switch(ch)
			{
			case KEY_UP:
				goto name;
				break;
			case KEY_DOWN:
			case '\n':
				goto spec;
				break;
			}
		}

spec://商品规格
		while(1)
		{
			ch=GetString(spec,0,0,specStr,10);
			switch(ch)
			{
			case KEY_UP:

				goto unit;
				break;
			case KEY_DOWN:
			case '\n':
				goto price;
				break;
			}
		}
price://售价
		while(1)
		{
			ch=GetFloat(price,0,0,priceStr,10);
			switch(ch)
			{
			case KEY_UP:

				goto spec;
				break;
			case KEY_DOWN:
			case '\n':
				goto stock;
				break;
			}
		}
stock://进货价格
		while(1)
		{
			ch=GetFloat(stock,0,0,stockStr,10);
			switch(ch)
			{
			case KEY_UP:

				goto price;
				break;
			case KEY_DOWN:
			case '\n':
				goto agio;
				break;
			}
		}
agio://折扣
		while(1)
		{
			ch=GetFloat(agio,0,0,agioStr,10);
			switch(ch)
			{
			case KEY_UP:

				goto stock;
				break;
			case KEY_DOWN:
			case '\n':
				goto amount;
				break;
			}
		}
amount://数量
		while(1)
		{
			ch=GetNumber(amount,0,0,amountStr,10);
			switch(ch)
			{
			case KEY_UP:

				goto agio;
				break;
			case KEY_DOWN:
			case '\n':
				//开启"正确"按钮的回显
				wmove(ok_button,1,2);
				//mvchgat(1,2,4,A_BLINK,RED_WHITE,NULL);  //在ncurses书的第26页有注释
				//对 "正确"字符反白
				wattron(ok_button,A_REVERSE);
				mvwprintw(ok_button,1,2,"正确");
				wrefresh(ok_button);
				goto ok_button;
				break;
			}
		}
ok_button:// 确定按钮
		while(1)
		{
			ch=GetChar(ok_button,1,6);
			//ch=GetChar(ok_button,0,0);
			switch(ch)
			{
				//case KEY_LEFT:
				case KEY_UP://转上面
					wattroff(ok_button,A_REVERSE);
					wmove(ok_button,1,2);
					//wattron(exit_button,A_REVERSE);
					mvwprintw(ok_button,1,2,"正确");
					wrefresh(ok_button);
					goto amount;
					break;
				case KEY_RIGHT:
				case KEY_DOWN:
					//关掉正确按钮的回显
					wattroff(ok_button,A_REVERSE);
					wmove(ok_button,1,2);
					//wattron(exit_button,A_REVERSE);
					mvwprintw(ok_button,1,2,"正确");
					wrefresh(ok_button);

					//开启退出按钮的回显
					wmove(exit_button,1,2);
					wattron(exit_button,A_REVERSE);
					mvwprintw(exit_button,1,2,"退出");
					wrefresh(exit_button);
					goto exit_button;
					break;
				case '\n':
					{
						int searchResult;
						if(isNull(&barcodeStr[2]))//当返回值等于0时说明该条形码以存在不能再用该条形码
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","条形码不能为空");
							goto barcode;
						}
						searchResult=search_exist(barcodeStr);

						if(searchResult==0)//当返回值等于0时说明该条形码以存在不能再用该条形码
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","该条形码以存在");
							goto barcode;
						}

						if(isNull(nameStr))
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品名称不能为空");
							goto name;
						}
						if(isNull(unitStr))
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品单位不能为空");
							goto unit;
						}
						if(isNull(specStr))
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品规格不能为空");
							goto spec;
						}
						int err;
						//商品售价验证
						err=Float_Input_Validate(priceStr,atof(priceStr),atof(priceStr));
						if(isNull(priceStr))
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品售价不能为空");
							goto price;
						}
						if(err==0)
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品售价格式错误");
							goto price;
						}
						//进货价格验证
						err=Float_Input_Validate(stockStr,atof(stockStr),atof(stockStr));
						if(isNull(stockStr))
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","进货价格不能为空");
							goto stock;
						}
						if(err==0)
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","进货价格格式错误");
							goto stock;
						}
						//折扣验证
						err=Float_Input_Validate(agioStr,0,1);
						if(isNull(agioStr))
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品折扣不能为空");
							goto agio;
						}
						if(err==0)
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品折扣格式错误");
							goto agio;
						}
						if(atof(agioStr)>1.0f || atof(agioStr)<0.0f)
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品折扣只能在0.1-1.0之间");
							goto agio;
						}
						//商品数量验证
						if(isNull(amountStr))
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品数量不能为空");
							goto amount;
						}
						if(atoi(amountStr)<0)
						{
							Message_Box(10,30,10,10,RED_BLACK,"提示","商品数量不能为负数");
							goto amount;
						}
						/*
						char barcodeStr[10]={'0'};//存放条形码
						char nameStr[10]={'0'};//存放名称
						char unitStr[10]={'0'};//存放单位
						char specStr[10]={'0'};//存放规格
						char priceStr[10]={'0'};//存放售价
						char stockStr[10]={'0'};//存放进货价格
						char agioStr[10]={'0'};//存放折扣
						char amountStr[10]={'0'};//存放数量
						*/
						/*插入到product*/
						Insert_Into_Product(barcodeStr,nameStr,unitStr,specStr,atof(priceStr),atof(stockStr),atoi(amountStr),atof(agioStr));

					}
					result=0;
					goto exit;		
			}
		}
exit_button://退出按钮		
		while(1)
		{
			ch=GetChar(exit_button,1,6);
			switch(ch)
			{
				case KEY_UP:
				case KEY_LEFT://转上面

					//关掉'退出'回显
					wattroff(exit_button,A_REVERSE);
					wmove(exit_button,1,2);
					//wattron(exit_button,A_REVERSE);
					mvwprintw(exit_button,1,2,"退出");
					wrefresh(exit_button);

					//开启"正确"按钮的回显
					wmove(ok_button,1,2);
					//mvchgat(1,2,4,A_BLINK,RED_WHITE,NULL);  //在ncurses书的第26页有注释
					//对 "正确"字符反白
					wattron(ok_button,A_REVERSE);
					mvwprintw(ok_button,1,2,"正确");
					wrefresh(ok_button);

					goto ok_button;
					break;
				case '\n':
					result=1;//返回1为退出
					goto exit;
			}		
		}
	}

exit:

	DestroyWindow(AddCommodityWin);
	DestroyWindow(barcode);
	DestroyWindow(name);
	DestroyWindow(unit);
	DestroyWindow(spec);
	DestroyWindow(price);
	DestroyWindow(stock);
	DestroyWindow(agio);
	DestroyWindow(amount);
	DestroyWindow(ok_button);
	DestroyWindow(exit_button);
	wclear(stdscr);
	return result;

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