Add fully-functional administration panel for administrators and dispatchers

iFacility/administrationpanel.cpp

@@ -0,0 +1,250 @@
+#include "administrationpanel.h"
+#include "ui_administrationpanel.h"
+
+AdministrationPanel::AdministrationPanel(QWidget *parent) :
+    QMainWindow(parent), ui(new Ui::AdministrationPanel) {
+    ui->setupUi(this);
+
+    connect(this, &AdministrationPanel::invalidateTables,
+            this, &AdministrationPanel::onTablesInvalidation);
+
+    avm = new AdministrationViewModel(this);
+    ui->administrationView->setModel(avm);
+    wvm = new WorkersViewModel(this);
+    ui->workersView->setModel(wvm);
+    pvm = new ProfessionsViewModel(this);
+    ui->professionsView->setModel(pvm);
+
+    emit invalidateTables();
+}
+
+AdministrationPanel::~AdministrationPanel() {
+    delete ui;
+
+    delete avm;
+    delete wvm;
+    delete pvm;
+}
+
+void AdministrationPanel::setUser(User *user) {
+    mUser = user;
+    ui->user->setText(user->getFullNameShortForm());
+    ui->administrationGroup->setVisible(user->getUserType() == UserType::ADMINISTRATOR);
+}
+
+void AdministrationPanel::resizeEvent(QResizeEvent *event) {
+    int cellWidth = 60;
+
+    ui->administrationView->setColumnWidth(0, cellWidth*4);
+    ui->administrationView->setColumnWidth(1, cellWidth*1);
+    ui->administrationView->setColumnWidth(2, cellWidth*4);
+    ui->administrationView->setColumnWidth(3, cellWidth*2);
+
+    ui->workersView->setColumnWidth(0, cellWidth*4);
+    ui->workersView->setColumnWidth(1, cellWidth*1);
+    ui->workersView->setColumnWidth(2, cellWidth*4);
+    ui->workersView->setColumnWidth(3, cellWidth*4);
+    ui->workersView->setColumnWidth(4, cellWidth*4);
+    ui->workersView->setColumnWidth(5, cellWidth*4);
+    ui->workersView->setColumnWidth(6, cellWidth*4);
+
+    QMainWindow::resizeEvent(event);
+}
+
+void AdministrationPanel::doLogout() {
+    close();
+}
+
+void AdministrationPanel::addAdministration() {
+    QStringList items = {
+        "Administrator",
+        "Dispatcher"
+    };
+    bool ok;
+    QString sel = QInputDialog::getItem(this, "Administration type", "", items, 0, false, &ok);
+    if (ok) {
+        UserType t = sel == "Administrator"? UserType::ADMINISTRATOR : UserType::DISPATCHER;
+        User *user = new User();
+        RegistrationDialog rd(this);
+        rd.setEditMode(false);
+        rd.setUser(user);
+        rd.lockUserType(t);
+        rd.setWindowTitle("New administration");
+        if (rd.exec() == RegistrationDialog::Accepted) {
+            Database::instance()->addUser(*user);
+            emit invalidateTables();
+            return;
+        }
+    }
+    QMessageBox::critical(this, "Error", "Aborted by user");
+}
+
+void AdministrationPanel::addWorker() {
+    User *user = new User();
+    RegistrationDialog rd(this);
+    rd.setEditMode(false);
+    rd.setUser(user);
+    rd.lockUserType(UserType::WORKER);
+    rd.setWindowTitle("New worker");
+    if (rd.exec() == RegistrationDialog::Accepted) {
+        Database::instance()->addUser(*user);
+        emit invalidateTables();
+        return;
+    }
+}
+
+void AdministrationPanel::addProfession() {
+    QString title = QInputDialog::getText(this, "Input", "Profession title").trimmed();
+    if (!title.isEmpty()) {
+        Profession p = Profession::createProfession(title);
+        bool ok = Database::instance()->addProfession(p);
+        if (ok) {
+            emit invalidateTables();
+        }
+        else {
+            QMessageBox::critical(this, "Error", "You are trying to add the same job twice");
+        }
+        return;
+    }
+    QMessageBox::critical(this, "Error", "Aborted by user");
+}
+
+void AdministrationPanel::editAdministration() {
+    auto rows = ui->administrationView->selectionModel()->selectedRows();
+    if (rows.isEmpty() || rows.size() > 1) {
+        return;
+    }
+    UID aUID = avm->index(rows[0].row(), 0).data().toString();
+    if (aUID == mUser->uID()) {
+        QMessageBox::critical(this, "Error", "You cannot edit yourself.");
+        return;
+    }
+    editUser(aUID);
+}
+
+void AdministrationPanel::editWorker() {
+    auto rows = ui->workersView->selectionModel()->selectedRows();
+    if (rows.isEmpty() || rows.size() > 1) {
+        return;
+    }
+    UID wUID = wvm->index(rows[0].row(), 0).data().toString();
+    editUser(wUID);
+}
+
+void AdministrationPanel::editUser(UID uid) {
+    User *user = Database::instance()->getUser(uid);
+    if (user == nullptr) {
+        QMessageBox::critical(this, "Error", "USer not found");
+        return;
+    }
+    RegistrationDialog rd(this);
+    rd.setEditMode(true);
+    rd.setUser(user);
+    rd.lockUserType(user->getUserType());
+    rd.setWindowTitle("Edit user");
+    if (rd.exec() == RegistrationDialog::Accepted) {
+        Database::instance()->addUser(*user);
+        emit invalidateTables();
+    }
+}
+
+void AdministrationPanel::editProfession() {
+    QStringList professions;
+    foreach (auto prof, Database::instance()->professions()) {
+        professions << prof.title() + "|" + prof.pID().toString();
+    }
+    if (professions.isEmpty()) {
+        QMessageBox::critical(this, "Error", "No professions found");
+        return;
+    }
+    bool ok;
+    QString p = QInputDialog::getItem(this, "Choose profession", "Profession title",
+                                      professions, 0, false, &ok);
+    if (ok) {
+        PID pid = p.split("|").last();
+        QString title = QInputDialog::getText(this, "Input", "New title").trimmed();
+        if (!title.isEmpty()) {
+            Database::instance()->getProfession(pid)->setTitle(title);
+            emit invalidateTables();
+            return;
+        }
+    }
+    QMessageBox::critical(this, "Error", "Aborted by user");
+}
+
+void AdministrationPanel::removeAdministration() {
+    auto rows = ui->administrationView->selectionModel()->selectedRows();
+    if (rows.isEmpty()) {
+        return;
+    }
+    QMessageBox remconf(this);
+    remconf.setIcon(QMessageBox::Question);
+    remconf.setWindowTitle("Remove confirmation");
+    remconf.setText("Are you sure you want to remove this worker?");
+    remconf.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+    remconf.setDefaultButton(QMessageBox::No);
+    if (remconf.exec() == QMessageBox::No) {
+        return;
+    }
+    for (int i = rows.size() - 1; i >= 0; i--) {
+        UID aUID = avm->index(rows[i].row(), 0).data().toString();
+        if (aUID == mUser->uID()) {
+            QMessageBox::critical(this, "Error", "You cannot remove yourself.");
+        }
+        else {
+            Database::instance()->removeUser(aUID);
+        }
+    }
+    emit invalidateTables();
+}
+
+void AdministrationPanel::removeWorker() {
+    auto rows = ui->workersView->selectionModel()->selectedRows();
+    if (rows.isEmpty()) {
+        return;
+    }
+    QMessageBox remconf(this);
+    remconf.setIcon(QMessageBox::Question);
+    remconf.setWindowTitle("Remove confirmation");
+    remconf.setText("Are you sure you want to remove this worker?");
+    remconf.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+    remconf.setDefaultButton(QMessageBox::No);
+    if (remconf.exec() == QMessageBox::No) {
+        return;
+    }
+    for (int i = rows.size() - 1; i >= 0; i--) {
+        UID wUID = wvm->index(rows[i].row(), 0).data().toString();
+        Database::instance()->removeUser(wUID);
+    }
+    emit invalidateTables();
+}
+
+void AdministrationPanel::removeProfession() {
+    QStringList professions;
+    foreach (auto prof, Database::instance()->professions()) {
+        professions << prof.title() + "|" + prof.pID().toString();
+    }
+    if (professions.isEmpty()) {
+        QMessageBox::critical(this, "Error", "No professions found");
+        return;
+    }
+    bool ok;
+    QString p = QInputDialog::getItem(this, "Choose profession", "Profession title",
+                                      professions, 0, false, &ok);
+    if (ok) {
+        PID pid = p.split("|").last();
+        ok = Database::instance()->removeProfession(pid);
+        if (ok) {
+            emit invalidateTables();
+            return;
+        }
+    }
+    QMessageBox::critical(this, "Error", "Aborted by user or "
+                                         "workers depend on selected profession");
+}
+
+void AdministrationPanel::onTablesInvalidation() {
+    avm->invalidateData();
+    wvm->invalidateData();
+    pvm->invalidateData();
+}