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package com.sinllychen.string;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.sql.Date;
import java.util.ArrayList;
import java.util.List;
/**
* 请编写一个家庭收支管理程序，要求可以增加/修改/删除/查看家庭的各项收支信息
* 收入信息至少包括收入的人员姓名，来源（如工资等）、收入发生的日期和金额，支出信息至少应当包括支出
* 的人员姓名、去向（如购物）、支出发生的日期和金额。而且要求能够对某一段时间的收支情况进行统计
* @author sinllychen
*
*/
public class Test5 {
static ObjectOutputStream ouput = null;
static ObjectInputStream input = null;
static long index=0;
public static void openWriteFile()
{
try {
ouput=new ObjectOutputStream(new ObjectOutputStream(new FileOutputStream("charge.txt",false)));
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void openReadFile()
{
try {
input=new ObjectInputStream(new ObjectInputStream(new FileInputStream("charge.txt")));
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void initialize()
{
File file=new File("charge.txt");
try {
if(!file.exists())
file.createNewFile();
if(file.length()>0)
{ openReadFile();
List<Charge> chargeT=(List<Charge>) input.readObject();
index=chargeT.size();
input.close();
}
else
index=0;
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void main(String[] args) throws IOException
{
BufferedReader reader=new BufferedReader(new InputStreamReader(System.in));
initialize();
List<Charge> charges=new ArrayList<Charge>();
while(true)
{
try {
System.out.println("请输入add,delete,view,modify,sum对收支记录进行操作!");
String flag=reader.readLine();
char a=flag.charAt(0);
switch(a)
{
case 'a':
System.out.println("请输入收入的人员姓名，来源，发生的日期和金额,及收支类型(1或者-1)表示(通过逗号隔开):");
String[] inputs=reader.readLine().split(",");
if(index!=0)
{
openReadFile();
charges=(List<Charge>) input.readObject();
input.close();
}
Charge charge=new Charge(++index,inputs[0],inputs[1],inputs[2],Double.valueOf(inputs[3]),Integer.valueOf(inputs[4]));
charges.add(charge);
openWriteFile();
ouput.writeObject(charges);
ouput.close();
break;
case 'v':
System.out.println("收支情况列表如下所示:");
openReadFile();
if(index<=0)
{
System.out.println("暂时没有记录!");
}
else if(index>0)
{
charges=(List<Charge>) input.readObject();
input.close();
System.out.print("序号"+"\t");
System.out.print("人员姓名"+"\t");
System.out.print("来源"+"\t");
System.out.print("时间"+"\t");
System.out.print("金额"+"\t");
System.out.println("收支类型"+"\t");
for(Charge g:charges)
{
System.out.print(g.getNum()+"\t");
System.out.print(g.getName()+"\t");
System.out.print(g.getFrom()+"\t");
System.out.print(g.getTime()+"\t");
System.out.print(g.getMoney()+"\t");
if(g.getType()==1)
System.out.println("收入"+"\t");
else
System.out.println("支出"+"\t");
}
}
break;
case 'm':
System.out.println("请选择需要修改的序号:");
openReadFile();
charges=(List<Charge>) input.readObject();
int num=Integer.valueOf(reader.readLine());
while(num>charges.size())
{
System.out.println("序号错误，请选择需要修改的序号:");
num=Integer.valueOf(reader.readLine());
}
input.close();
System.out.print(charges.get(num-1).getNum()+"\t");
System.out.print(charges.get(num-1).getName()+"\t");
System.out.print(charges.get(num-1).getFrom()+"\t");
System.out.print(charges.get(num-1).getTime()+"\t");
System.out.println(charges.get(num-1).getMoney()+"\t");
System.out.println("输入新的人员姓名，来源，发生的日期和金额(通过逗号隔开)");
String[] modify=reader.readLine().split(",");
charges.get(num-1).setName(modify[0]);
charges.get(num-1).setFrom(modify[1]);
charges.get(num-1).setTime(modify[2]);
charges.get(num-1).setMoney(Double.valueOf(modify[3]));
openWriteFile();
ouput.writeObject(charges);
ouput.close();
break;
case 'd':
System.out.println("请选择需要删除的记录序号:");
openReadFile();
List<Charge> chargeTemp=(List<Charge>) input.readObject();
int num1=Integer.valueOf(reader.readLine());
while(num1>chargeTemp.size())
{
System.out.println("序号错误，请选择需要修改的序号:");
num1=Integer.valueOf(reader.readLine());
}
input.close();
System.out.print(charges.get(num1-1).getNum()+"\t");
System.out.print(charges.get(num1-1).getName()+"\t");
System.out.print(charges.get(num1-1).getFrom()+"\t");
System.out.print(charges.get(num1-1).getTime()+"\t");
System.out.println(charges.get(num1-1).getMoney()+"\t");
charges=new ArrayList<Charge>();
for(int i=0;i<chargeTemp.size();i++)
{
if(i<num1-1)
charges.add(chargeTemp.get(i));
if(i>num1-1)
{
chargeTemp.get(i).setNum(chargeTemp.get(i).getNum()-1);
charges.add(chargeTemp.get(i));
}
}
openWriteFile();
ouput.writeObject(charges);
System.out.println("记录已删除！");
--index;
ouput.close();
break;
case 's':
System.out.println("请输入统计的开始时间");
String startTime=reader.readLine();
System.out.println("请输入统计的结束时间");
String endTime=reader.readLine();
System.out.println("从"+startTime+"~"+endTime+"时间段的收支情况如下:");
double zcSum=0;
double srSum=0;
openReadFile();
charges=(List<Charge>) input.readObject();
for(int i=0;i<charges.size();i++)
{
if(charges.get(i).getType()==1&&Date.valueOf(charges.get(i).getTime()).after(Date.valueOf(startTime))&&
Date.valueOf(charges.get(i).getTime()).before(Date.valueOf(endTime)))
srSum+=charges.get(i).getMoney();
if(charges.get(i).getType()==-1&&Date.valueOf(charges.get(i).getTime()).after(Date.valueOf(startTime))&&
Date.valueOf(charges.get(i).getTime()).before(Date.valueOf(endTime)))
zcSum+=charges.get(i).getMoney();
}
System.out.println("支出金额共为:"+zcSum);
System.out.println("收入金额共为:"+srSum);
break;
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}