package edu.xcdq.mall;

import java.util.Arrays;

import java.util.Scanner;

/**

?*商品管理類

?*/

public class ArticleManage {

??? ArticleSet articleSet = newArticleSet();

??? public void initial () {

??????? Article xiyouji = newArticle();

? ??????xiyouji.setArticle("西游記" , 10, 1,0);

??????? Article hongloumen = newArticle();

??????? hongloumen.setArticle("紅樓夢",20 ,1, 0);

??????? Article tutu = new Article();

??????? tutu.setArticle("圖圖",10,1,0 );

??????? articleSet.articles[0] =xiyouji;

??????? articleSet.articles[1] =hongloumen;

??????? articleSet.articles[2] =tutu;

??? }

??? public void startMenu () {

??????? boolean flag = true ;

??????? do {

???????????System.out.println("*******************************");

? ??????????System.out.println("1新增圖書");

???????????System.out.println("2查看圖書");

???????????System.out.println("3刪除圖書");

???????????System.out.println("4借出圖書");

???????????System.out.println("5歸還圖書");

???????????System.out.println("6退出");

? ??????????System.out.println("********************************");

??????????? System.out.println("請輸入你要執(zhí)行的功能編號：");

??????????? Scanner scanner = newScanner(System.in);

??????????? int gongnengBianhao =scanner.nextInt();

??????????? switch ( gongnengBianhao) {

??????????????? case 1:

???????????????????System.out.println("新增圖書");

??????????????????? add();

??????????????????? break;

??????????????? case 2:

???????????????????System.out.println("查看圖書");

??????????????????? chakan();

?????? ?????????????break;

??????????????? case 3:

???????????????????System.out.println("刪除圖書");

??????????????????? delete();

??????????????????? break;

??????????????? case 4:

???????????????????System.out.println("借出圖書");

??????????????????? sell();

??????????????????? break;

??????????????? case 5:

???????????????????System.out.println("歸還圖書");

??????????????????? leaderboard();

??????????????????? break;

??????????????? case 6:

???????????????????System.out.println("感謝使用辐烂，已經(jīng)退出");

????????? ??????????flag = false ;

??????????????????? break;

??????????????? default:

???????????????????System.out.println("你輸入的功能編號有誤");

??????????????????? break;

??????????? }

??????? }while ( flag );

??? }

??? public void leaderboard(){

??????? int count = 0 ;

??????? for ( int i = 0 ; i

??????????? if (articleSet.articles[i] != null ) {

??????????????? count ++ ;

??????????? }

??????? }

??????? Article[] newTemp = newArticle[count];

??????? for ( int i =0 ; i < count; i ++ ) {

??????????? newTemp[i] =articleSet.articles[i];

??????? }

??????? for ( int i =0 ; i

??????????? for ( int j = 0 ; j

??????????????? if ( newTemp[j+1] != null) {

??????????????????? if (newTemp[j].number < newTemp[j+1].number ) {

??????????????????????? Article temp= newTemp[j];

??????????????????????? newTemp[j] =newTemp[j+1];

??????????????????????? newTemp[j+1]= temp;

??????????????????? }

??????????????? }

??????????? }

??????? }

??????? //顯示名次

??????? System.out.println("名次： \t 銷售數(shù)量 \t 商品名稱");

??????? for (int i = 0; i

??????????? System.out.println( (i+1)+"\t" + newTemp[i].number + "\t" + newTemp[i].name );

??????? }

??? }

??? public void sell(){

??????? System.out.println("請輸入你要借出的書的名字：");

??????? Scanner scanner = newScanner(System.in);

??????? String name = scanner.next();

??????? boolean flag = true;

??????? for (int i= 0 ; i

??????????? if (articleSet.articles[i] != null &&articleSet.articles[i].name.equals(name) ) {

???????????????System.out.println("請輸入要借出的數(shù)量：");

??????????????? int maichu =scanner.nextInt();

??????????????? if ( maichu < articleSet.articles[i].amount) {

???????????????????articleSet.articles[i].amount = articleSet.articles[i].amount - maichu;

???????????????????articleSet.articles[i].number = articleSet.articles[i].number + maichu;

??????????????????? flag = true;

??????????????? }else {

??????????????????? flag = false;

???????????????????System.out.println("庫存不夠了");

??????????????? }

??????????????? break;

??????????? } else {

??????????????? flag = false;

??????????? }

??????? }

??????? if(flag) {

??????????? System.out.println("賣出成功");

??????? }else{

??????????? System.out.println("賣出失敗");

??????? }

??? }

??? private void delete() {

??????? System.out.println("輸入你要刪除的書編號：");

??????? Scanner scanner = newScanner(System.in);

?? ?????int delNo = scanner.nextInt();

??????? boolean flag = true;

??????? for ( int i = 0 ; i

??????????? if ( delNo ==? (i+1) && articleSet.articles[i] !=null ) {

??????????????? int j = i ; //備份下標(biāo)

?????????? ?????while ( articleSet.articles[j+1] != null ){

???????????????????articleSet.articles[j] = articleSet.articles[j+1] ;

??????????????????? j++ ;

??????????????? }

???????????????articleSet.articles[j] = null;

??????????????? flag = true;

??????? ????????break;

??????????? } else {

??????????????? flag =false;

??????????? }

??????? }

??????? if (flag) {

??????????? System.out.println("刪除成功");

??????? }else {

??????????? System.out.println("刪除失敻松贰挨下！");

??????? }

??? }

??? public void chakan() {

??????? System.out.println("編號 \t 名稱 \t 庫存 \t 單價 \t 售出數(shù)量");

??????? for (int i = 0; i

??????????? if (articleSet.articles[i] != null ) {

???????????????articleSet.articles[i].print(i+1);

??????????? }

??????? }

??? }

??? public void add() {

??????? Scanner scanner = newScanner(System.in);

??????? System.out.println("請輸入書的名字：");

??????? String name = scanner.next();

??????? System.out.println("價格：");

??????? double price =scanner.nextDouble();

??????? System.out.println("庫存：");

??????? int kucun =scanner.nextInt();

??????? System.out.println("售出數(shù)量：");

??????? int number? = scanner.nextInt();

??????? Article newArticle = newArticle();

??????? newArticle.setArticle(name ,kucun ,price , number );

??????? for ( int i =0 ; i

??????????? if (articleSet.articles[i] == null ) {

???????????????articleSet.articles[i]? =newArticle;

??????????????? break;

??????????? }

??????? }

??? }

}