355 lines
11 KiB
C++
355 lines
11 KiB
C++
#include "coursestablemanager.h"
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/*
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* TODO: revert gpa to origin
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*
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*/
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coursesTableManager::coursesTableManager(QTableWidget *ptr, user *usrPtr)
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{
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this->gp = NULL;
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this->us = usrPtr;
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this->courseTBL = ptr;
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/*
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* Initilizing Table
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*/
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courseTBL->setRowCount(0);
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courseTBL->setColumnCount(COURSE_FIELDS);
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QStringList mz;
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mz << QObject::tr("Number") << QObject::tr("Year") << QObject::tr("Semester") << QObject::tr("Serial") << QObject::tr("Name") << QObject::tr("Type") << QObject::tr("Points") << QObject::tr("Hours") << QObject::tr("Grade") << QObject::tr("Additions");
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courseTBL->setHorizontalHeaderLabels(mz);
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courseTBL->verticalHeader()->setVisible(false);
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courseTBL->setSelectionMode(QAbstractItemView::SingleSelection);
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courseTBL->setShowGrid(true);
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courseTBL->setStyleSheet("QTableView {selection-background-color: red;}");
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graph = new gradegraph(ptr);
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}
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coursesTableManager::~coursesTableManager()
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{
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courseTBL = NULL;
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delete gp;
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gp = NULL;
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}
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/**
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* @brief coursesTableManager::insertJceCoursesIntoTable phrasing the course list to rows in table
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*/
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void coursesTableManager::insertJceCoursesIntoTable()
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{
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for (gradeCourse *c: gp->getCourses())
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{
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if (us->getInfluenceCourseOnly())
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{
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if (isCourseInfluence(c))
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addRow(c);
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}
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else
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addRow(c);
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}
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}
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/**
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* @brief coursesTableManager::setCoursesList creating courses list with given html page
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* @param html
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*/
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void coursesTableManager::setCoursesList(QString &html)
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{
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clearTable();
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gp = new GradePage(html);
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insertJceCoursesIntoTable();
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}
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/**
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* @brief coursesTableManager::changes when user changes the table manually it updates it
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* @param change string change
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* @param row row index
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* @param col col index
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* @return if change has been done
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*/
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bool coursesTableManager::changes(QString change, int row, int col)
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{
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bool isNumFlag = true;
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if (courseTBL->item(row,gradeCourse::CourseScheme::SERIAL) == NULL)
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return true;
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int serialCourse = courseTBL->item(row,gradeCourse::CourseScheme::SERIAL)->text().toInt();
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for (gradeCourse *c: gp->getCourses())
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{
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if (c->getSerialNum() == serialCourse)
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{
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switch (col)
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{
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case (gradeCourse::CourseScheme::COURSE_NUMBER_IN_LIST):
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c->setCourseNumInList(change.toInt());
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break;
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case (gradeCourse::CourseScheme::YEAR):
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c->setYear(change.toInt());
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break;
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case (gradeCourse::CourseScheme::SEMESTER):
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c->setSemester(change.toInt());
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break;
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case (gradeCourse::CourseScheme::NAME):
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c->setName(change);
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break;
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case (gradeCourse::CourseScheme::TYPE):
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c->setType(change);
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break;
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case (gradeCourse::CourseScheme::POINTS):
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{
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change.toDouble(&isNumFlag);
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if (!isNumFlag)
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{
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courseTBL->item(row,col)->setText(QString::number(c->getPoints()));
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}
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else
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c->setPoints(change.toDouble());
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break;
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}
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case (gradeCourse::CourseScheme::HOURS):
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{
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change.toDouble(&isNumFlag);
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if (!isNumFlag)
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{
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courseTBL->item(row,col)->setText(QString::number(c->getHours()));
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}
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else
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c->setHours(change.toDouble());
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break;
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}
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case (gradeCourse::CourseScheme::GRADE):
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{
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change.toDouble(&isNumFlag);
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if (!isNumFlag) //not a number
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{
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courseTBL->item(row,col)->setText(QString::number(c->getGrade()));
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}
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else
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{
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if ((change.toDouble() >= 0) && (change.toDouble() <= 100))
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{
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c->setGrade(change.toDouble());
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colorTheGrade(row);
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}
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else
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courseTBL->item(row,col)->setText(QString::number(c->getGrade()));
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}
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break;
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}
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case (gradeCourse::CourseScheme::ADDITION):
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c->setAdditions(change);
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break;
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}
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break;
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}
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}
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return isNumFlag;
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}
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/**
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* @brief coursesTableManager::addRow adds row with given information
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* @param courseToAdd if exists, add its information to table
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*/
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void coursesTableManager::addRow(const gradeCourse *courseToAdd)
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{
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int i=1,j=1;
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j = 0;
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QTableWidgetItem *number,*year,*semester,*serial,*name,*type,*points,*hours,*grade,*addition;
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const gradeCourse * c;
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if (courseToAdd != NULL)
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{
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c = courseToAdd;
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if (!isCourseAlreadyInserted(c->getSerialNum()))
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{
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courseTBL->setRowCount(courseTBL->rowCount() + 1);
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i = courseTBL->rowCount()-1;
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number = new QTableWidgetItem();
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number->setData(Qt::EditRole, c->getCourseNumInList());
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number->setFlags(number->flags() & ~Qt::ItemIsEditable);
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year = new QTableWidgetItem();
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year->setData(Qt::EditRole,c->getYear());
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year->setFlags(year->flags() & ~Qt::ItemIsEditable);
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semester = new QTableWidgetItem();
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semester->setData(Qt::EditRole,c->getSemester());
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semester->setFlags(semester->flags() & ~Qt::ItemIsEditable);
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serial = new QTableWidgetItem();
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serial->setData(Qt::EditRole,c->getSerialNum());
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serial->setFlags(serial->flags() & ~Qt::ItemIsEditable);
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name = new QTableWidgetItem();
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name->setData(Qt::EditRole,c->getName());
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name->setFlags(name->flags() & ~Qt::ItemIsEditable);
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type = new QTableWidgetItem();
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type->setData(Qt::EditRole, c->getType());
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type->setFlags(type->flags() & ~Qt::ItemIsEditable);
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points = new QTableWidgetItem();
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points->setData(Qt::EditRole, c->getPoints());
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points->setFlags(points->flags() & ~Qt::ItemIsEditable);
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hours = new QTableWidgetItem();
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hours->setData(Qt::EditRole, c->getHours());
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hours->setFlags(hours->flags() & ~Qt::ItemIsEditable);
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grade = new QTableWidgetItem();
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//grade->setData(Qt::EditRole,c->getGrade());
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//BUG QT bug
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//good for sorting, the problem is when you edit -> the cell indicator disappear
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grade->setText(QString::number(c->getGrade()));
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addition = new QTableWidgetItem();
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addition->setData(Qt::EditRole,c->getAddidtions());
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courseTBL->setItem(i,j++,number);
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courseTBL->setItem(i,j++,year);
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courseTBL->setItem(i,j++,semester);
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courseTBL->setItem(i,j++,serial);
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courseTBL->setItem(i,j++,name);
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courseTBL->setItem(i,j++,type);
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courseTBL->setItem(i,j++,points);
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courseTBL->setItem(i,j++,hours);
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courseTBL->setItem(i,j++,grade);
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courseTBL->setItem(i,j,addition);
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colorTheGrade(i);
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}
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}
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else
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{
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qCritical() << Q_FUNC_INFO << " no course to load!";
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}
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courseTBL->resizeColumnsToContents();
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courseTBL->resizeRowsToContents();
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}
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double coursesTableManager::getAvg()
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{
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if (this->gp != NULL)
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return gp->getAvg();
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return 0;
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}
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bool coursesTableManager::showGraph()
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{
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qDebug() << Q_FUNC_INFO;
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if (gp != NULL)
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{
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this->graph->showGraph(gp);
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return true;
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}
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qWarning() << Q_FUNC_INFO << "open with null grade page";
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return false;
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}
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void coursesTableManager::influnceCourseChanged(bool ignoreCourseStatus)
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{
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if (ignoreCourseStatus)
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{
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int i = 0;
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while (i < courseTBL->rowCount())
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{
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if (courseTBL->item(i,gradeCourse::CourseScheme::POINTS)->text().compare("0") == 0)
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courseTBL->removeRow(i--);
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i++;
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}
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}
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else
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{
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if (this->gp != NULL)
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for (gradeCourse *c: gp->getCourses())
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{
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if (!(isCourseAlreadyInserted(c->getSerialNum())))
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if (c->getPoints() == 0)
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addRow(c);
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}
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}
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}
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void coursesTableManager::clearTable()
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{
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if (courseTBL->rowCount() == 0)
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return;
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int i = 0; //starting point
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while (courseTBL->rowCount() > i)
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{
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if (gp != NULL)
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gp->removeCourse(courseTBL->item(i,gradeCourse::CourseScheme::SERIAL)->text());
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courseTBL->removeRow(i);
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}
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if (gp != NULL)
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delete gp;
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gp = NULL;
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courseTBL->repaint();
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}
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gradeCourse *coursesTableManager::getCourseByRow(int row)
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{
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QString courseSerial = courseTBL->item(row,gradeCourse::CourseScheme::SERIAL)->text();
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for (gradeCourse *c: gp->getCourses())
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{
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if (c->getSerialNum() == courseSerial.toDouble())
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return c;
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}
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return NULL;
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}
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bool coursesTableManager::isCourseAlreadyInserted(double courseID)
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{
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int i;
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for (i = courseTBL->rowCount(); i >= 0; --i)
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{
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if (courseTBL->item(i,gradeCourse::CourseScheme::SERIAL) != NULL)
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{
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QString courseSerial = courseTBL->item(i,gradeCourse::CourseScheme::SERIAL)->text();
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if (QString::number(courseID) == courseSerial)
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return true;
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}
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}
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return false;
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}
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bool coursesTableManager::isCourseInfluence(const gradeCourse *courseToCheck)
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{
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if (courseToCheck->getPoints() > 0)
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return true;
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return false;
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}
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/**
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* @brief coursesTableManager::colorTheGrade - color the course grade
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* @param rowIndex - course's row index
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*/
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void coursesTableManager::colorTheGrade(int rowIndex)
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{
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gradeCourse * temp = getCourseByRow(rowIndex);
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if (temp != NULL)
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{
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if (temp->getGrade() != 0)
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{
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float green,red, blue = 0;
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float grade = ((float)temp->getGrade());
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green = qRound(grade * 255 / 100);
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red = qRound((255 * (100 - grade) / 100));
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blue = 0;
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//higher the grade -> the greener it is
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courseTBL->item(rowIndex,gradeCourse::CourseScheme::GRADE)->setBackground(QColor(red,green,blue));
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courseTBL->item(rowIndex,gradeCourse::CourseScheme::GRADE)->setTextColor(Qt::black);
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}
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}
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}
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