from PyQt6 import uic
from PyQt6.QtWidgets import QDialog, QMessageBox

from data.connect import connect, Post, User


class EmployeeDialogWidget(QDialog):
    def __init__(self, department, employees, parent, user=None):
        super().__init__()

        uic.loadUi('ui/employee_dialog_window.ui', self)

        self.pushButton.clicked.connect(self.close)

        self.lineEdit_5.setText(department.title)

        self.user = user
        self.department = department
        self.parent = parent

        for employee in employees:
            self.comboBox_2.addItem(f'{employee.last_name} {employee.first_name} - {str(employee.id)}')

            if user is not None:
                if user.helper_id == employee.id:
                    self.comboBox_2.setCurrentText(f'{employee.last_name} {employee.first_name} - {str(employee.id)}')

        with connect() as session:
            self.posts = session.query(Post).all()

        for post in self.posts:
            self.comboBox.addItem(f'{post.title} - {str(post.id)}')

            if user is not None:
                if post.id == user.post_id:
                    self.comboBox.setCurrentText(f'{post.title} - {str(post.id)}')

        self.pushButton_2.clicked.connect(self.check_form)

        if user is not None:
            self.lineEdit_2.setText(user.first_name)
            self.lineEdit.setText(user.last_name)
            self.lineEdit_3.setText(user.patronymic)
            self.lineEdit_6.setText(user.work_phone)
            self.lineEdit_4.setText(user.phone)
            self.lineEdit_8.setText(user.office)
            self.dateEdit.setDate(user.birthday)
            self.lineEdit_9.setText(user.other_info)
            self.lineEdit_7.setText(user.email)

    def check_form(self):
        if not self.lineEdit.text() or not self.lineEdit_2.text() or not self.lineEdit_3.text():
            QMessageBox.warning(
                self,
                'Внимание',
                'Поля: Фамилия, имя, отчество обязательны для заполнения'
            )
            return

        if not self.lineEdit_7.text():
            QMessageBox.warning(
                self,
                'Внимание',
                'Поле электронной почты обязательно для заполнения'
            )
            return

        if not self.lineEdit_8.text():
            QMessageBox.warning(
                self,
                'Внимание',
                'Поле кабинета обязательно для заполнения'
            )
            return

        email_text = self.lineEdit_7.text()

        # 'andrei@duvakin.ru'

        if '@' in email_text:
            splited_email = email_text.split('@')

            if len(splited_email) == 2:
                user, server = splited_email

                splited_server = server.split('.')

                if len(splited_server) != 2:
                    QMessageBox.warning(
                        self,
                        'Внимание',
                        'Неверный формат почты'
                    )
                    return
            else:
                QMessageBox.warning(
                    self,
                    'Внимание',
                    'Неверный формат почты'
                )
                return
        else:
            QMessageBox.warning(
                self,
                'Внимание',
                'Неверный формат почты'
            )
            return

        if self.user is None:
            new_user = User(
                first_name=self.lineEdit_2.text(),
                last_name=self.lineEdit.text(),
                patronymic=self.lineEdit_3.text(),
                work_phone=self.lineEdit_6.text(),
                phone=self.lineEdit_4.text(),
                office=self.lineEdit_8.text(),
                birthday=self.dateEdit.date().toPyDate(),
                other_info=self.lineEdit_9.text(),
                email=self.lineEdit_7.text(),
                helper_id=int(self.comboBox_2.currentText().split()[-1]),
                post_id=int(self.comboBox.currentText().split()[-1]),
                department_id=self.department.id
            )
            with connect() as session:
                session.add(
                    new_user
                )
                session.commit()

            QMessageBox.information(
                self,
                'Данные сохранены',
                'Сотрудник был успешно добавлен'
            )
            self.parent.select_department(self.department.id)

            self.close()
            return
        else:
            with connect() as session:
                user = session.query(User).filter(User.id == self.user.id).first()

                user.first_name = self.lineEdit_2.text(),
                user.last_name = self.lineEdit.text(),
                user.patronymic = self.lineEdit_3.text(),
                user.work_phone = self.lineEdit_6.text(),
                user.phone = self.lineEdit_4.text(),
                user.office = self.lineEdit_8.text(),
                user.birthday = self.dateEdit.date().toPyDate(),
                user.other_info = self.lineEdit_9.text(),
                user.email = self.lineEdit_7.text(),
                user.helper_id = int(self.comboBox_2.currentText().split()[-1]),
                user.post_id = int(self.comboBox.currentText().split()[-1]),
                user.department_id = self.department.id

                session.commit()

            QMessageBox.information(
                self,
                'Данные сохранены',
                'Данные сотрудника были обновлены'
            )
            self.parent.select_department(self.department.id)
            return