#include <iostream>
#include "linkstudent.h"
#include "student.h"
#include "liststudent.h"
#include "mainmenu.h"
#include "findmenu.h"
const static NAME = 40;
const static SNO = 20;
using namespace std;

void main()
{	
	//創建學生信息
	//	Student stu[6] = {
	//		Student("cd","1000",23,'m'),
	//			Student("ab","1002",25,'m'),
	//			Student("jk","1004",24,'m'),
	//			Student("baby","1005",22,'f'),
	//			Student("gf","1007",23,'f'),
	//			Student("sakura","1006",22,'f')
	//	};
	//添加學生成績
	//	stu[0].set_pfm(80,90,56);
	//	stu[1].set_pfm(75,68,63);
	//	stu[2].set_pfm(90,98,86);
	//	stu[3].set_pfm(76,80,84);
	//	stu[4].set_pfm(60,56,38);
	//	stu[5].set_pfm(78,88,98);
	
	Liststudent list;//學生鏈表
	
	//	Linkstudent link_stu;   //
	
	
	//添加學生信息到鏈表
	//	for(int i = 0; i < 5; i++)
	//	list.insert(stu[i]);
	//	list.append(stu[5]);
	
	list.read_stuInfo(); //從studentInfo.txt文件中讀取數據，并將其加入到list鏈表
	//進入主菜單循環
	while(true )
	{
		m_menu();//顯示主菜單
		char option; //主菜單選項
		cout << "Enter your choice(q to quit):";
		cin >> option;
		if (option == 'q')
			break;			//退出主程序
		switch(option)
		{
			////////////////////當選查看學生信息的操作////////////////
		case '1':	
			{	
				while(true)
				{	
					mfindstu();
					char op;
					cout << "Enter your choice(q to 上一層):";
					cin >> op;
					if('q' == op)
						break;
					cin.get();
					if(op == '1')
						list.show_all();
					else if('2' == op)
					{	
						char na[NAME];
						cout << "\n請輸入待查學生姓名(quit to quit):";
						cin.getline(na,NAME);
						
						while(strcmp(na,"quit"))
						{
							Linkstudent * t = list.find_n(na);
							if(t != NULL)
								t->stu.showall();	
							else cout<<" \nthere isn't the student!"<<endl;
							cin.clear();
							cin.sync();
							cout << "請輸入待查學生姓名(quit to quit):" << endl;
							cin>>na;
							cin.get();
						}//end while
						
					}//end if
					else if('3' == op)
					{
						char snu[20];
						cout << "請輸入待查學生學號:";
						cin>>snu;
						cin.get();
						while(strcmp(snu,"quit"))
						{
							Linkstudent * t = list.find_sn(snu);
							if(t != NULL)
								t->stu.showall();
							
							else cout<<" there isn't the student!"<<endl;
							cin.clear();
							cin.sync();
							cout << "Enter quit to quit:";
							cin>>snu;
							cin.get();
						}
					}//endif			
				} //end while
			}   //end case 1
			
			break;								
			/////////////////////修改學生信息的操作////////////////////////////	    
		case '2':
			{
				cin.get();
				char modify_sn[SNO];
				list.show_all();
				cout << endl << endl;
				cout << "請輸入所修改學生學號:";
				
				cin.getline(modify_sn,SNO);
				Linkstudent *modify_st = list.find_sn( modify_sn );
				if(modify_st)
				{
					
					cout << "所修改學生信息為:" << endl;
					modify_st->stu.showall();
					cout << endl << endl;
					cout << "請選擇所修改信息:" << endl << endl;
					cout << "1 學號\t2 姓名\t3 性別\t4 年齡\t5 語文\t6 數學\t7 英語"<<endl<<endl;
					cout << "(q to quit)!:";
					
					while(true)
					{
						char modify_op;
						cin >> modify_op;
						
						if('q' == modify_op)
							break;
						//while(cin && cin.get() != '\n')
						//continue;
						
						switch(modify_op)
						{
						case '1':
							{
								
								char modi_sn[SNO];
								cin.get();
								cout << "請輸入新學號:";
								cin.getline(modi_sn,SNO);
								modify_st->stu.set_sn(modi_sn);
								cout << "修改后學生信息為:\n";
								modify_st->stu.showall();
								cout << endl << endl;
								
							}break;
							
						case '2':
							{
								char modi_n[NAME];
								cin.get();
								cout << "請輸入新姓名:";
								cin.getline(modi_n,NAME);
								modify_st->stu.set_name(modi_n);
								cout <<endl;
								cout << "修改后學生信息為:\n";
								modify_st->stu.showall();
								cout << endl;
								
							}break;
						case '3':
							{
								
								
								while(true)
								{
									cin.get();
									cout << "請輸入新性別(f or m):";
									char modi_s;
									cin >> modi_s;
									if(modi_s == 'f' || modi_s == 'm')
									{
										cout << endl;
										modify_st->stu.set_sex(modi_s);
										cout << "修改后學生信息為:\n";
										modify_st->stu.showall();
										cout << endl << endl;
										break;
									}
									
								}//end while
								
							}break; //end case '3'
						case '4':
							{
								while(true)
								{
									cin.get();
									cout << "請輸入新年齡(2 to 98):";
									int modi_a;
									cin >> modi_a;
									if(modi_a >= 2 && modi_a <=98)
									{
										modify_st->stu.set_age(modi_a);
										modify_st->stu.showall();
										break;
									}
								}// end while
							}break;//end case '4'
						case '5':
							{
								while(true)
								{
									cin.get();
									cout << "請輸入新語文成績(0 to 150):";
									int modi_y;
									cin >> modi_y;
									if(modi_y >= 0 && modi_y <=150)
									{
										modify_st->stu.set_chinese(modi_y);
										modify_st->stu.showall();
										break;
									}
								}// end while
							}break;//end case '5'
						case '6':
							{
								while(true)
								{
									cin.get();
									cout << "請輸入新數學成績(0 to 150):";
									int modi_m;
									cin >> modi_m;
									if(modi_m >= 0 && modi_m <=150)
									{
										modify_st->stu.set_math(modi_m);
										modify_st->stu.showall();
										break;
									}
								}// end while
							}break;//end case '6'
						case '7':
							{
								while(true)
								{
									cin.get();
									cout << "請輸入新英語成績(0 to 150):";
									int modi_e;
									cin >> modi_e;
									if(modi_e >= 0 && modi_e <=150)
									{
										modify_st->stu.set_english(modi_e);
										modify_st->stu.showall();
										break;
									}
								}// end while
							}break;//end case '7'
						}//end switch
						cout << "請選擇所修改信息:" << endl;
						cout << "1 學號\t2 姓名\t3 性別\t4 年齡\t5 語文\t6 數學\t7 英語"<<endl;
						cout << "(q to quit)!:";
						
					}// end while
				}//end if
				}//end case 2
				break;
				
				/////////////////////////添加學生信息的操作////////////////////////////
			case '3':
				{ 
					char insert_sn[SNO];
					char insert_n[NAME];
					int   insert_a;
					char   insert_s;
					int	  insert_y = 0;
					int   insert_m = 0;
					int   insert_e = 0;
					while(cin && cin.get() != '\n')
						cin.get();
					cout << "請輸入學號:" ;
					cin.getline(insert_sn,SNO);
					
					while( list.find_sn(insert_sn) )
					{
						cout << "該學號已存在,請重新輸入:";
						cin.getline(insert_sn,SNO);
					}
					
					cout << "請輸入姓名:";
					cin.clear();
					cin.sync();
					cin.getline(insert_n,NAME);
					cout << "請輸入年齡:";
					cin >> insert_a;
					
					while(insert_a < 2 || insert_a > 98)
					{
						cout << "該年齡無效,請重新輸入:";
						cin.clear();
						cin.sync();
						cin >> insert_a;
					}
					cout << "請輸入性別(M or F):";
					cin >> insert_s;
					while(insert_s != 'F' && insert_s != 'M')
					{
						cout << "再仔細想一下你的性別吧(M or F):";
						cin.clear();
						cin.sync();
						cin >> insert_s;
					}
					char answer;
					cout << "要輸入分數么？(Y or N)";
					cin >> answer;
					while(true)
					{
						if( answer == 'y')
						{
							cin.clear();
							cin.sync();
							cout << "請輸入語文分數(0~150):";
							cin >> insert_y;
							while(insert_y < 0  || insert_y > 150)
							{
								
								cout << "分數不對,請重新輸入!(0~150):";
								cin.clear();
								cin.sync();
								cin >> insert_y;
							}
							
							cout << "請輸入數學分數(0~150):";
							cin >> insert_m;
							while(insert_m < 0  || insert_m > 150)
							{
								cout << "分數不對,請重新輸入!(0~150):";
								cin.clear();
								cin.sync();
								cin >> insert_m;
							}
							
							cout << "請輸入英語分數(0~150):";
							cin >> insert_e;
							
							while(insert_e < 0  || insert_e > 150)
								
							{
								
								
								cout << "分數不對,請重新輸入!(0~150):";
								cin.clear();
								cin.sync();
								cin >> insert_e;
								
							}
							break;
						}//endif
						else if( answer == 'n')
						{
							cin.clear();
							cin.sync();
							break;
						}
						cout << "y or n:";
						cin.clear();
						cin.sync();
						cin >> answer;
					}//end while
					Student insert_stu(insert_n,insert_sn,insert_a,insert_s,insert_y,insert_m,insert_e);
					list.insert(insert_stu);
					cout << "所添加學生信息是：" << endl;
					insert_stu.showall();	
				}  //end case 3
				
				break;
				////////////////////////刪除學生信息的操作////////////////////////////
			case '4':
				{
					cin.get();
					int dele_op;
					cout << "1 按學號刪除:" << endl;
					cout << "2 按姓名刪除:" << endl;
					cin >> dele_op;
					if(dele_op == 1)//按照學號刪除學生信息
					{
						char dele_sn[SNO];
						cout << "請輸入待刪學號:";
						cin.get();
						cin.getline(dele_sn,SNO);
						Linkstudent * t = list.find_sn(dele_sn);
						if( t )
						{
							cout << "該學生信息為:"<<endl;
							t->stu.showall();
							char dele_an;
							cout << "確定要刪除么?(y or n)";
							cin >> dele_an;
							while(true)
							{
								if(dele_an == 'y')
								{
									list.remvoe_sn(dele_sn);
									break;
								}
								else if(dele_an == 'n')
									break;
								else
								{
									cout << "確定要刪除么?(y or n)";
									cin >> dele_an;
								}
								
							}//endwhile
							
							
						}//endif
						else
							cout << "沒有該學生!"<<endl;
						
					}//endif
					if(2 == dele_op)// 按照姓名刪除學生信息
					{
						char dele_n[NAME];
						cout << "請輸入待刪姓名:";
						cin.get();
						cin.getline(dele_n,NAME);
						Linkstudent * t = list.find_n(dele_n);
						if( t )
						{
							cout << "該學生信息為:"<<endl;
							t->stu.showall();
							char dele_an;
							cout << "確定要刪除么?(y or n)";
							cin >> dele_an;
							while(true)
							{
								if(dele_an == 'y')
								{
									list.remove_n(dele_n);
									break;
								}
								else if(dele_an == 'n')
									break;
								else
								{
									cout << "確定要刪除么?(y or n)";
									cin >> dele_an;
								}
								
							}//endwhile
							
						}//endif
						else
							cout << "沒有該學生!" << endl;							
					}//endif
					
					
				}//end case 4
				break;
				////////////////////////////成績統計////////////////////////////
			case '5':
				{
					cin.get();
					int inall_op;
					int inall_begin;
					int inall_end;
					cout << "請選擇要統計的課程:" << endl;
					cout << "1 語文\t2 數學\t3 英語"<<endl<<endl;
					cin>>inall_op;
					cout << "請輸入要統計的分數段:" << endl;
					cin>>inall_begin>>inall_end;
					switch(inall_op)
					{ 
					case 1:
						{     
							Linkstudent *x=list.get_first ();
							Linkstudent *temp = x->next;
							int i;
							while(temp)
							{
								i=temp->stu.get_chinese();
								//cout<<endl<<i<<endl;
								if(inall_begin<=i && i<=inall_end)
									list.find_chinese(i);   
								temp=temp->next ;
							}
						}
						break;
					case 2:	         
						{      
							Linkstudent *x=list.get_first ();
							Linkstudent *temp = x->next;
							int i;
							while(temp)
							{
								i=temp->stu.get_math();
								//cout<<endl<<i<<endl;
								if(inall_begin<=i && i<=inall_end)
									list.find_math(i);   
								temp=temp->next ;
							}
						}
						break;
					case 3:
						{      
							Linkstudent *x=list.get_first ();
							Linkstudent *temp = x->next;
							int i;
							while(temp)
							{
								i=temp->stu.get_math();
								//cout<<endl<<i<<endl;
								if(inall_begin<=i && i<=inall_end)
									list.find_math(i);   
								temp=temp->next ;
							}
						}
						break;	
					}
					break;
					////////////////////////////排序////////////////////////////////
					case '6':	
						{
							cin.get();
							int order_op;
							int order_sort;
							cout << "請選擇要排序的課程:" << endl;
							cout << "1 語文\t2 數學\t3 英語\t4 總分"<<endl<<endl;
							cin>>order_op;
							cout << "請選擇排序的方式:" << endl;
							cout << "1 升序\t2 降序"<<endl<<endl;
							cin>>order_sort;
							if(order_sort==1)
							{
								list.sort_ascending(order_op);//冒泡法升序排序
							}
							else
								list.sort_descending(order_op);//冒泡法降序排序
							list.show_all();//顯示排序后的結果
						}
						break;
					case '7':
						{
							list.save_stuInfo();//保存數據到文件	
						}
						break;	
					default:
						break;
				}		
}		
}
}