#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#define SUBJECT_COUNT 500
#define Person_COUNT 500

typedef struct str_Person
{
	char number[10];
	char name[20];
	char sex[10];
	char birth[10];
	char tel[20];
	char address[30];
}Person;

int PersonCount = 0;

void inputPerson(int j);      
void inputPersons(Person  []); 
void outputPersons(Person []);
void deletePersons(Person []);
void modifyPersons(Person []);
void findPersons(Person []);
void sortPersons(Person []);
void savePersons(Person []);
void loadPersons(Person []);


void main()  
{
	Person  Person[Person_COUNT];  
	char choice;
	printf("--------------------------------------------------------------------------------");
	printf("|			  ★   欢迎使用通讯录管理系统    ★                    |");
	printf("|			                    ----版权归张萌萌所有!              |");
	printf("--------------------------------------------------------------------------------");
	do{
		printf("                                   1→输入联系人  	                        ");
		printf("                                   2→输出联系人  	                        ");
		printf("                                   3→删除联系人  	                        ");
		printf("                                   4→修改联系人  	                        ");
		printf("                                   5→查询联系人  	                        ");
		printf("                                   6→联系人排序  	                        ");
		printf("                                   7→保存联系人  	                        ");
		printf("                                   8→加载联系人  	                        ");
		printf("                                   0→退出  	                                ");
		printf("--------------------------------------------------------------------------------\n");

		printf("请选择:");
		scanf(" %c",&choice); 
		
		switch(choice)
		{
		case'1':
			inputPersons(Person);  
			break;
		case'2':
			outputPersons(Person); 
			break;
		case'3':
			deletePersons(Person); 
			break;
		case'4':
			modifyPersons(Person);
			break;
		case'5':
			findPersons(Person); 
			break;
		case'6':
			sortPersons(Person);
			break;
		case'7':
			savePersons(Person); 
			break;
		case'8':
			loadPersons(Person);
			break;
		case'0':
			printf("thanks\n");
			break;
		default:
			printf("暂无该功能\n");
		}
	}while(choice != '0');
	printf("谢谢使用！\n");
		
}

void inputPerson(Person * Person,int j) 
{ 
	printf("请输入第%d个人的编号：",j+1);
	scanf(" %s", Person->number);
	printf("请输入第%d个人的姓名：",j+1);
	scanf(" %s", Person->name); 
	printf("请输入第%d个人的性别：",j+1);
	scanf(" %s", Person->sex);
	printf("请输入第%d个人的出生年月：",j+1);
	scanf(" %s", Person->birth);
	printf("请输入第%d个人的电话：",j+1);
	scanf(" %s", Person->tel);
	printf("请输入第%d个人的地址：",j+1);
	scanf(" %s", Person->address);
}

void inputPersons(Person Person [])
{
	int j;
	char ch;

	for(j = PersonCount; PersonCount< Person_COUNT; j++) 
	{
		inputPerson(&Person[j],j);
		PersonCount++; 
		printf("是否继续(Y/N)？\n");
		scanf(" %c",&ch);
		if(ch!='Y'&&ch!='y')
		break;
	}
}
 
void outputPersons(Person Person[])
{
	int j;
	{ 
		printf("---------------------------------------------------------------------\n");
		printf("编号\t姓名\t性别\t生日\t\t电话\t\t地址\n");
		printf("---------------------------------------------------------------------\n");
		for(j = 0;j < PersonCount; j++)
		{
			printf("%s\t", Person[j].number);
			printf("%s\t", Person[j].name);
			printf("%s\t", Person[j].sex);
			printf("%s\t", Person[j].birth);
			printf("%s\t", Person[j].tel);
			printf("%s\t", Person[j].address);
			printf("\n");
		}
			printf("\n");
			printf("---------------------------------------------------------------------\n");
	}
}

void modifyPersons(Person Person[])
{
	int i;
	char ch;
	char number[10];
	char name[20];
	printf("---------------------------------------------------------------------\n");
	printf("------1.姓名修改 2.性别修改 3.出生日期修改 4.电话修改 5.地址修改-----\n");
	printf("---------------------------------------------------------------------\n");
	scanf(" %c",&ch);
	switch(ch)
	{
	case '1':
		printf("请输入要修改姓名的联系人编号：");
		scanf(" %s", &number);

		for(i=0;i < PersonCount;i++)
		{
			if(strcmp(Person[i].number,number)==0)
				break;
		}
		if(i < PersonCount)
		{
			printf("%s\t", Person[i].number);
			printf("%s\t", Person[i].name);
			printf("%s\t", Person[i].sex);
			printf("%s\t", Person[i].birth);
			printf("%s\t", Person[i].tel);
			printf("%s\t", Person[i].address);
		
			printf("\n");
			printf("请修改：\n");
				
			printf("请输入姓名：",i+1);
			scanf(" %s", Person[i].name);
			printf("修改成功\n");
		}
		else
			printf("未找到此人。\n");
		break;
	case '2':
		printf("请输入要修改性别的人的姓名：");
		scanf(" %s", &name);

		for(i=0;i<PersonCount;i++)
		{
			if(strcmp(Person[i].name,name)==0)
				break;
		}
		if(i < PersonCount)
		{
			printf("%s\t", Person[i].number);
			printf("%s\t", Person[i].name);
			printf("%s\t", Person[i].sex);
			printf("%s\t", Person[i].birth);
			printf("%s\t", Person[i].tel);
			printf("%s\t", Person[i].address);
		
			printf("\n");
			printf("请修改：");
				
			printf("请输入性别：",i+1);
			scanf(" %s", Person[i].sex);
			printf("修改成功\n");
		}
		else
			printf("未找到此人。\n");
		break;
	case '3':
		printf("请输入要出生年月的人的姓名：");
		scanf(" %s", &name);

		for(i=0;i<PersonCount;i++)
		{
			if(strcmp(Person[i].name,name)==0)
				break;
		}
		if(i<PersonCount)
		{
			printf("%s\t", Person[i].number);
			printf("%s\t", Person[i].name);
			printf("%s\t", Person[i].sex);
			printf("%s\t", Person[i].birth);
			printf("%s\t", Person[i].tel);
			printf("%s\t", Person[i].address);
		
			printf("\n");
			printf("请修改：");
				
			printf("请输入出生年月：",i+1);
			scanf(" %s", Person[i].birth);
			printf("修改成功\n");
		}
		else
			printf("未找到此人。\n");
		break;
	case '4':
		printf("请输入要修改电话号码的人的姓名：");
		scanf(" %s", &name);

		for(i=0;i<PersonCount;i++)
		{
			if(strcmp(Person[i].name,name)==0)
				break;
		}
		if(i<PersonCount)
		{
			printf("%s\t", Person[i].number);
			printf("%s\t", Person[i].name);
			printf("%s\t", Person[i].sex);
			printf("%s\t", Person[i].birth);
			printf("%s\t", Person[i].tel);
			printf("%s\t", Person[i].address);
		
			printf("\n");
			printf("请修改：");
				
			printf("请输入电话号码：",i+1);
			scanf(" %s", Person[i].tel);
			printf("修改成功\n");
		}
		else
			printf("未找到此人。\n");
		break;
	case '5':
		printf("请输入要修改地址的人的姓名：");
		scanf(" %s", &name);

		for(i=0;i<PersonCount;i++)
		{
			if(strcmp(Person[i].name,name)==0)
				break;
		}
		if(i<PersonCount)
		{
			printf("%s\t", Person[i].number);
			printf("%s\t", Person[i].name);
			printf("%s\t", Person[i].sex);
			printf("%s\t", Person[i].birth);
			printf("%s\t", Person[i].tel);
			printf("%s\t", Person[i].address);
		
			printf("\n");
			printf("请修改：");
				
			printf("请输入地址：",i+1);
			scanf(" %s", Person[i].address);
			printf("修改成功\n");
		}
		else
			printf("未找到此人。\n");
		break;
	}

}

void deletePersons(Person Person[])
{
	int i;
	int index;
	char ch;
	printf("---------------------------------------------------------------------\n");
	printf("              1.单个联系人删除 2.全部联系人删除                      \n");
	printf("---------------------------------------------------------------------\n");
	scanf(" %c",&ch);
	switch(ch)
	{
	case '1':		
		printf("请输入要删除的位置: ");
		do
		{
			scanf(" %d", &index);
			if(index<1 || index>PersonCount)
				printf("请输入%d-%d之间的位置",1,PersonCount);
		}while(index<1 || index>PersonCount);
	
		for(i=index-1; i<PersonCount-1; i++)
		Person[i]=Person[i+1];
		
		PersonCount--;
		printf("删除成功");
		printf("\n");
		break;
	case '2':
		PersonCount = 0;
		printf("全部删除成功");
		printf("\n");
		break;
	}
}

void findPersons(Person Person [])
{
	int i;
	char tel[200];
	char name[200];
	char ch;
	printf("---------------------------------------------------------------------\n");
	printf("                        1.按姓名查找 2.按电话号查找                  \n");
	printf("---------------------------------------------------------------------\n");
	scanf(" %c",&ch);
	switch(ch)
	{
	case'1':
		printf("请输入一个姓名：");
		scanf(" %s", name);

		for(i=0;i<PersonCount;i++)
		{
			if(strcmp(Person[i].name,name)==0)
				break;
		}
		if(i<PersonCount)
		{
			printf("%s\t", Person[i].number);
			printf("%s\t", Person[i].name);
			printf("%s\t", Person[i].sex);
			printf("%s\t", Person[i].birth);
			printf("%s\t", Person[i].tel);
			printf("%s\t", Person[i].address);
		}
		else
			printf("未找到此人。\n");
		break;
	case'2':
		printf("请输入一个电话号：");
		scanf(" %s", tel);

		for(i=0;i<PersonCount;i++)
		{
			if(strcmp(Person[i].tel,tel)==0)
				break;
		}
		if(i<PersonCount)
		{
			printf("%s\t", Person[i].number);
			printf("%s\t", Person[i].name);
			printf("%s\t", Person[i].sex);
			printf("%s\t", Person[i].birth);
			printf("%s\t", Person[i].tel);
			printf("%s\t", Person[i].address);
		}
		else
			printf("未找到此人。\n");
		break;
	}
}

void savePersons(Person Person[])
{
	FILE * fp = fopen("C:\\temp.txt","w"); 
	int j; 
	
	if (fp==NULL)
	{
		printf("无法保存！\n\a");
		return;
	}

		for(j = 0;j < PersonCount; j++)
		{
			fprintf(fp,"%s\t", Person[j].number);
			fprintf(fp,"%s\t", Person[j].name);
			fprintf(fp,"%s\t", Person[j].sex);
			fprintf(fp,"%s\t", Person[j].birth);
			fprintf(fp,"%s\t", Person[j].tel);
			fprintf(fp,"%s\t", Person[j].address);
			fprintf(fp, "\n");
		}
			fclose(fp);
	printf("保存成功！\n");
}

void loadPersons(Person Person[])
{	
	int i = 0;
	FILE * fp;  
	fp = fopen("C:\\temp.txt","r");

	if (fp == NULL) 
	{
		printf("文件读写错误! \n\a"); 
		return;
	}

	for(i = 0;i < 50;i++) 
	{
			fscanf(fp," %s",&Person[PersonCount].number);
			fscanf(fp," %s",&Person[PersonCount].name);
			fscanf(fp," %s",&Person[PersonCount].sex);
			fscanf(fp," %s",&Person[PersonCount].birth);
			fscanf(fp," %s",&Person[PersonCount].tel);
			fscanf(fp," %s",&Person[PersonCount].address);
			fscanf(fp, "\n"); 
		
			PersonCount++;

			if(feof(fp))
				break;			
	}
	printf("\n共加载了%d条信息\n",PersonCount);
	fclose(fp);
	printf("加载完成！\n");
}

void sortPersons(Person person[])
{
	int i,j;	
	system("CLS");
	for(i = 0; i < Person_COUNT-1; i++)
	{
		for(j =0; j < Person_COUNT-1-i; j++)
			if(strcmp(person[j].name,person[j+1].name)>0)
			{
				Person temp; 
				temp = person[j];
				person[j] = person[j+1];
				person[j+1] = temp;
			}
	}	
		printf("排序成功！\n");
}