#include"Item.h"
#include"Student.h"
#include"Manager.h"
using namespace std;
extern Manager mainManager;
Item::Item(long long int studentNo, double inscore[]) {
	sum = 0;
	for (int i = 0; i < 9; i++) {
		score[i] = inscore[i];
		sum = sum + score[i];
	}
	this->studentNo = studentNo;
}
Item::Item() {
	studentNo = -1;
}
bool Item::operator<(const Item& i) const {
	if (this->sum < i.sum) {
		return true;
	}
	else if (this->sum > i.sum) {
		return false;
	}
	else if (this->studentNo < i.sum) {
		return true;
	}
	else {
		return false;
	}
}
bool Item::operator>(const Item& i) const {
	if (this->sum < i.sum) {
		return false;
	}
	else if (this->sum > i.sum) {
		return true;
	}
	else if (this->studentNo < i.sum) {
		return false;
	}
	else {
		return true;
	}
}
long long int Item::getStuNo() const {
	return studentNo;
}
bool Item::stuNoEqual(const Item& i) const {
	if (this->studentNo == i.studentNo) {
		return true;
	}
	else {
		return false;
	}
}
void Item::dspHeader() {
	Student::dspHeader();
	cout << setw(5) << "数学" << setw(5) << "语文" << setw(5) << "英语" << setw(5) << "物理" << setw(5) << "化学" << setw(5) << "生物" << setw(5) << "历史" << setw(5) << "政治" << setw(5) << "地理" << setw(6) << "总分";
}
void Item::dspHeader(int w) {
	cout << setw(5) << "数学" << setw(5) << "语文" << setw(5) << "英语" << setw(5) << "物理" << setw(5) << "化学" << setw(5) << "生物" << setw(5) << "历史" << setw(5) << "政治" << setw(5) << "地理" << setw(6) << "总分";
}
void Item::dsp() const {
	Student* stup = mainManager.searchByNo(this->studentNo);
	Student stu;
	if (stup == nullptr) {
		stu = Student(this->studentNo);
	}
	else {
		stu = *stup;
	}

	stu.dsp();
	cout << setw(5) << score[0] << setw(5) << score[1] << setw(5) << score[2] << setw(5) << score[3] << setw(5) << score[4] << setw(5) << score[5] << setw(5) << score[6] << setw(5) << score[7] << setw(5) << score[8] << setw(6) << sum;
}
void Item::dsp(int w) const {
	cout << setw(5) << score[0] << setw(5) << score[1] << setw(5) << score[2] << setw(5) << score[3] << setw(5) << score[4] << setw(5) << score[5] << setw(5) << score[6] << setw(5) << score[7] << setw(5) << score[8] << setw(6) << sum;
}
void Item::toCsvHeader(ofstream& csv) {
	Student::toCsvHeader(csv);
	csv << "数学," << "语文," << "英语," << "物理," << "化学," << "生物," << "历史," << "政治," << "地理," << "总分,";
}
void Item::toCsv(ofstream& csv) const {
	Student* stup = mainManager.searchByNo(this->studentNo);
	Student stu;
	if (stup == nullptr) {
		stu = Student(this->studentNo);
	}
	else {
		stu = *stup;
	}
	stu.toCsv(csv);
	csv << score[0] << "," << score[1] << "," << score[2] << "," << score[3] << "," << score[4] << "," << score[5] << "," << score[6] << "," << score[7] << "," << score[8] << "," << sum << ",";
}
Item::Item(ifstream& csv, int stuNoColumn,int scoreColumn[]) {
	string line, tmp;
	vector<string> tmpvector;
	sum = 0;
	if (!getline(csv,line)) {
		studentNo = -1;
		return;	
	}
	stringstream linestream(line);
	while (getline(linestream, tmp, ',')) {
		tmpvector.push_back(tmp);
	};
	try {
		studentNo = stoi(tmpvector.at(stuNoColumn-1));
	}
	catch (const exception& e) {
		studentNo = 0;
	} 
	for (auto i = 0; i < 9; i++) {
		try {
			score[i] = stoi(tmpvector.at(scoreColumn[i]-1));
		}
		catch (const exception& e) {
			score[i] = 0;
		}
		sum += score[i];
	}
}