liqiuping/机房机位预定系统.cpp

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define N 20
#define T (time-8)/2
int sum[6]={0};
int computer[6][20]={{1,1,1,1,1,1,0,0,0,0,0,0,1,1,1,1,1,1,1,1},
{1,1,1,1,1,1,0,0,0,0,0,0,0,0,1,1,1,1,1,1},
{1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1},
{1,1,1,1,1,1,0,0,0,0,0,0,1,1,1,0,0,1,1,1},
{1,1,1,1,1,1,0,0,0,0,0,0,1,1,1,1,1,1,1,0},
{1,1,1,1,1,1,0,0,0,0,0,0,1,1,1,1,1,1,1,1}};
void Menu();
void Situation();
void Book();
void Cancel ();
void SearchWaiting ();
void Exit();
void detail(int time);
void printf_one(int i);
struct waitlist
{
	char number[3];
	char telephonenumber[11];
}wait[N];
int main()
{
	Menu();
}
void Menu()
{
	char a;
	system ("cls");
	system ("color f4");
	printf ("\n\n\n\n\n\n\n");
	printf ("\t\t\t     【机房机位预定系统】\n");
	printf ("================================================================================\n");
	printf ("\t\t\t\t**************\n");
	printf ("\t\t\t\t*1.查询某时间段机位状态*\n");
	printf ("\t\t\t\t*2.预定空机位*\n");
	printf ("\t\t\t\t*3.取消预定*\n");
	printf ("\t\t\t\t*4.查询等待结果*\n");
	printf ("\t\t\t\t*5.退出*\n");
	printf ("\t\t\t\t**************\n");
	printf ("================================================================================\n");
	printf("选择菜单号（1-5）：[ ]\b\b");
	scanf ("%d",&a);
	system("cls");
	switch (a)
	{
	case 5: break;
	case 1:
		{
			Situation();
			break;
		}
	case 2:
		{ 
			Book ();
			break;
		}
	case 3:
		{
			Cancel ();
			break;
		}
	case 4:
		{
			SearchWaiting ();
			break;
		}
	}
	getchar();
}
void Situation()
{
	int time,k;
	printf("输出（8-20）范围内的时间：");
	scanf("%d",&time);
	if(time<8||time>20)
	{
		printf("\t时间输入错误！\n");
		printf("输入在（8-20)范围内的时间:");
		scanf("%d",&time);
	}
	detail(time);
	getchar();
	printf ("按任意数字键再点击回车键返回主菜单");
	scanf ("%s",&k);
	Menu(); 
}
void Book()
{
	int time,i=0,x,y,k;
	FILE *fp;
	char c;
	printf("在（8-20）时间范围内输入你想要的时间：");
	scanf("%d",&time);
	if(time<8||time>20)
	{
		printf("\t时间输入错误！\n");
		printf("输入在（8-20)范围内的时间:"); 
		scanf("%d",&time);
	}
	detail(time);
	if(sum[T]>0)
	{
	    if((fp=fopen("waitlist.txt","a"))==NULL)
		{
			printf("\n无法打开文件!\n");
			exit(0);
		}
		printf("\n\t请输入你想要预定的机号，并且留下你的手机号码！：\n");
		scanf("%s %s",wait[i].number,wait[i].telephonenumber);
		fclose(fp);
		for(i=0;i<i;i++)
	    fwrite(&wait[i],sizeof(struct waitlist),1,fp);
	printf("\t请输入你想要的预定的机位！\n");
	scanf("%d",&x);
	sum[T]--;
	computer[T][x]=1;
	printf("\t预定成功！\n");
	getchar();
	printf ("按任意数字键再点击回车键返回主菜单");
	scanf ("%s",&k);
	Menu();	
}
else
{
	printf("这是在这个时间段内未预定的电脑！\n");
	for(i=T+1;i<6;i++)
	{
		time=9+2*i;
		detail(time);
		if(sum[T]>0)
		printf("\tThe latest free time is %d,%d\n",2*i+8,2*i+10);
		break;
	}
	    printf("\t 你想要预定吗？:y/n？");
	    scanf("%s",&c);
	    getchar();
	    if(c=='Y'||c=='y')
	    {
	    	if((fp=fopen("waitlist.txt","r"))==NULL)
	    	{
	    		printf("\n 无法打开文件！\n");
	    		exit(0);
			}
			    else
			    {
			    	printf("waitlist:  number  telephonenumber\n");
			    	for(i=0;!feof(fp);i++)
			    	{
			    		fscanf(fp,"%s %s",&wait[i].number,&wait[i].telephonenumber);
					}
					fclose(fp);
				}
				for(i=0;i<10;i++)
				{
					printf_one(i);
				}
		printf("\n\t 请输入你想要预定的机号，并且留下你的电话号码！:\n");
		if((fp=fopen("waitlist.txt","a"))==NULL)
		{
			printf("\n 无法打开文件！\n");
			exit(0);
		}
		scanf("%s %s",wait[i].number,wait[i].telephonenumber);
		for(i=0;i<1;i++)
		fwrite(&wait[i],sizeof(struct waitlist),1,fp);
		fclose(fp);
		printf("请再次输入电脑的序号！\n");
		scanf("%d",&y);
		sum[T]--;
		computer[T][y]=1;
		printf("\t 好了，请等待我们的电话！\n");
		Menu();		
		}
	else Menu();	
}
}
void Cancel()
{
	int time,number,k;
	printf("在（8-20）时间范围内输入你已经预定的时间：");
	scanf("%d",&time);
	if(time<8||time>20)
	{
		printf("\t 输入时间错误！\n");
		printf("在（8-20）时间范围内输入你已经预定的时间：");
	    scanf("%d",&time);
	}
	else
	{
		printf("\t 输入你预定的机号 ：");
		scanf("%d",&number);
	}
	detail(time);
	sum[T]++;
	computer[T][number]=0;
	printf("\t取消成功！\n");
	getchar();
	printf ("按任意数字键再点击回车键返回主菜单");
	scanf ("%s",&k);
	Menu();
}
void SearchWaiting()
{
	int time,i,k;
	FILE *fp;
	printf("\tlnput time you want to search between(8-20):");
	scanf("%d",&time);
	if(time<8||time>20)
	{
		printf("\tWrong time!\n");
		printf("\tlnput time you want to search between(8-20):");
	    scanf("%d",&time);
	}
	else
	if((fp=fopen("waitlist.txt","r"))==NULL)
	{
		printf("\nCannot open file!\n");
		exit(0);
	}
	else
	{
		printf("waitlist:  number  telephonenumber\n");
		for(i=0;feof(fp);i++)
		{
			fscanf(fp,"%s %s",&wait[i].number,&wait[i].telephonenumber);
		}
		 fclose(fp);
	}
	for(i=0;i<10;i++)
	{
		printf_one(i);
	}
	printf ("按任意数字键再点击回车键返回主菜单");
	scanf ("%s",&k);
	Menu();
}
void detail(int time)
{
	int i,j=0,k,s=0;
	int v[30];
	for(i=0;i<20;i++)
	{
		if(computer[T][i]==0)
		{
			s++;
			v[j++]=i;
		}
	}
	sum[T]=s;
	printf("\t空置的电脑有:%d台\n",sum[T]);
	for(k=0;k<j;k++)
	printf("\t空置的电脑是:%d\n",v[k]);
}
void printf_one(int i)
{
	printf("\t\t%s  %s \n",wait[i].number,wait[i].telephonenumber);
}