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main_window.py
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import sqlite3
from PyQt5.QtCore import Qt
from PyQt5.QtGui import *
from PyQt5.QtPrintSupport import QPrinter, QPrintPreviewDialog
from PyQt5.QtWidgets import *
from PyQt5.QtChart import QChart, QChartView, QPieSeries, QPieSlice
import add_member
import add_product
import display_product
import display_member
import save_as
import help_class
import login_class
import print_widget
import calendar_class
import info
import selling
from change_password import ChangePassword
sqlConnect = sqlite3.connect("products.db")
cur = sqlConnect.cursor()
class Main(QMainWindow):
def __init__(self):
super().__init__()
self.setWindowTitle("Product Management")
self.setWindowIcon(QIcon('icons/logo.png'))
self.setGeometry(400, 200, 1800, 900)
style_sheet = """
QLineEdit {
background-color: #f7f7f7;
color: #000000;
padding-top: 5px;
padding-left: 10px;
}
QLabel {
font-size: 15px;
font: bold;
}
QPushButton {
background-color: #35A69B;
color: #ffffff;
border-radius: 10px;
font: bold 14px;
min-width: 10em;
padding: 6px;
}
"""
self.setStyleSheet(style_sheet)
self.UI()
def UI(self):
self.toolBar()
self.tabWidget()
self.widgets()
self.layouts()
self.createMenu()
self.displayProduct()
self.displayMember()
self.displaySellingRecord()
self.getStat()
def toolBar(self):
self.tb = self.addToolBar("Tool Bar")
self.tb.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
############Toolbar Buttons##########
############Add Product##############
self.addProduct = QAction(QIcon('icons/add.svg'), "Add Product", self)
self.addProduct.triggered.connect(self.funcAddProduct)
self.tb.addAction(self.addProduct)
self.tb.addSeparator()
############Add Member##############
self.addMember = QAction(QIcon('icons/users.svg'), "Add Membership", self)
self.tb.addAction(self.addMember)
self.addMember.triggered.connect(self.funcAddMember)
self.tb.addSeparator()
############Selling##############
self.sellProduct = QAction(QIcon('icons/sell.svg'), "Sell Product", self)
self.sellProduct.triggered.connect(self.funcSellProduct)
self.tb.addAction(self.sellProduct)
self.tb.addSeparator()
############Refresh##############
self.refresh = QAction(QIcon('icons/refresh.svg'), "Refresh", self)
self.refresh.triggered.connect(self.funcRefresh)
self.tb.addAction(self.refresh)
self.tb.addSeparator()
############Save As##############
self.saveAs = QAction(QIcon('icons/pdf.svg'), "Save As", self)
self.saveAs.triggered.connect(self.funcSaveAs)
self.tb.addAction(self.saveAs)
self.tb.addSeparator()
############Printer##############
self.print = QAction(QIcon('icons/printer.svg'), "Print", self)
self.print.triggered.connect(self.funcPrintPreview)
self.tb.addAction(self.print)
self.tb.addSeparator()
############Calendar##############
self.calendarToolBar = QAction(QIcon('icons/calendar.svg'), "Calendar", self)
self.calendarToolBar.triggered.connect(self.funcCalendar)
self.tb.addAction(self.calendarToolBar)
self.tb.addSeparator()
############Information##############
self.infoToolBar = QAction(QIcon('icons/info.svg'), "Info", self)
self.infoToolBar.triggered.connect(self.funcInfo)
self.tb.addAction(self.infoToolBar)
self.tb.addSeparator()
self.logout = QAction(QIcon('icons/logout.svg'), "Logout", self)
self.logout.triggered.connect(self.funcLogout)
self.tb.addAction(self.logout)
self.tb.addSeparator()
def tabWidget(self):
self.tabs = QTabWidget()
# Update the content dynamically every time each tab is clicked
self.tabs.blockSignals(True)
self.tabs.currentChanged.connect(self.tabsChanged)
self.setCentralWidget(self.tabs)
self.tab1 = QWidget()
self.tab2 = QWidget()
self.tab3 = QWidget()
self.tab4 = QWidget()
self.tabs.addTab(self.tab1, "Products")
self.tabs.addTab(self.tab2, "Membership")
self.tabs.addTab(self.tab3, "Selling Records")
self.tabs.addTab(self.tab4, "Statistics")
def widgets(self):
############Tab 1 Widgets##############
############Main Left Layout Widget##############
self.productTable = QTableWidget()
self.productTable.setColumnCount(7)
# Hide the column product id
#self.productTable.setColumnHidden(0, True)
self.productTable.setStyleSheet("font-size: 15px")
self.productTable.setHorizontalHeaderItem(0, QTableWidgetItem("Product ID"))
self.productTable.setHorizontalHeaderItem(1, QTableWidgetItem("Product Name"))
self.productTable.setHorizontalHeaderItem(2, QTableWidgetItem("Manufacture"))
self.productTable.setHorizontalHeaderItem(3, QTableWidgetItem("Price"))
self.productTable.setHorizontalHeaderItem(4, QTableWidgetItem("Quota"))
self.productTable.setHorizontalHeaderItem(5, QTableWidgetItem("Date Added"))
self.productTable.setHorizontalHeaderItem(6, QTableWidgetItem("Availability"))
self.productTable.horizontalHeader().setSectionResizeMode(1, QHeaderView.Stretch)
self.productTable.horizontalHeader().setSectionResizeMode(2, QHeaderView.Stretch)
self.productTable.doubleClicked.connect(self.selectedProduct)
self.productTable.clicked.connect(self.viewProductItem)
############Right Top Layout Widget##############
self.searchText = QLabel("Search")
self.searchEntry = QLineEdit()
self.searchEntry.setPlaceholderText("Search for products")
self.searchButton = QPushButton("Search")
self.searchButton.clicked.connect(self.searchProduct)
############Right Middle Layout Widget##############
self.allProduct = QRadioButton("All Products")
self.allProduct.setChecked(True)
self.availableProduct = QRadioButton("Available")
self.notAvailableProduct = QRadioButton("Not Available")
self.listButton = QPushButton("List")
self.listButton.clicked.connect(self.listProduct)
############Right Bottom Layout Widget##############
self.product_name = QLabel()
self.product_name.setAlignment(Qt.AlignCenter)
self.product_manu = QLabel()
self.product_manu.setAlignment(Qt.AlignCenter)
self.product_price = QLabel()
self.product_price.setAlignment(Qt.AlignCenter)
self.product_quantity = QLabel()
self.product_quantity.setAlignment(Qt.AlignCenter)
self.product_date = QLabel()
self.product_date.setAlignment(Qt.AlignCenter)
self.product_status = QLabel()
self.product_status.setAlignment(Qt.AlignCenter)
self.product_Img = QLabel()
self.product_Img.setAlignment(Qt.AlignCenter)
self.updateProductBtn = QPushButton("Update")
self.updateProductBtn.clicked.connect(self.updateProduct)
############Tab 2 Widgets##############
self.memberTable = QTableWidget()
self.memberTable.setColumnCount(5)
self.memberTable.setStyleSheet("font-size: 15px")
self.memberTable.setHorizontalHeaderItem(0, QTableWidgetItem("Member ID"))
self.memberTable.setHorizontalHeaderItem(1, QTableWidgetItem("First Name"))
self.memberTable.setHorizontalHeaderItem(2, QTableWidgetItem("Last Name"))
self.memberTable.setHorizontalHeaderItem(3, QTableWidgetItem("Phone"))
self.memberTable.setHorizontalHeaderItem(4, QTableWidgetItem("Address"))
self.memberTable.horizontalHeader().setSectionResizeMode(4, QHeaderView.Stretch)
self.memberTable.doubleClicked.connect(self.selectedMember)
self.memberTable.clicked.connect(self.viewSelectedMember)
############Right Top Layout Widget##############
self.memberSearchText = QLabel("Search")
self.memberSearchEntry = QLineEdit()
self.memberSearchEntry.setPlaceholderText("Search for Members")
self.memberSearchButton = QPushButton("Search")
self.memberSearchButton.clicked.connect(self.searchMember)
############Right Bottom Layout Widget##############
self.member_fname = QLabel()
self.member_fname.setAlignment(Qt.AlignCenter)
self.member_lname = QLabel()
self.member_lname.setAlignment(Qt.AlignCenter)
self.member_phone = QLabel()
self.member_phone.setAlignment(Qt.AlignCenter)
self.member_address = QLabel()
self.member_address.setAlignment(Qt.AlignCenter)
self.updateMemberBtn = QPushButton("Update")
self.updateMemberBtn.clicked.connect(self.updateMember)
############Tab 3 Widgets##############
self.sellingTable = QTableWidget()
self.sellingTable.setColumnCount(9)
self.sellingTable.setStyleSheet("font-size: 15px")
self.sellingTable.setHorizontalHeaderItem(0, QTableWidgetItem("Receipt #"))
self.sellingTable.setHorizontalHeaderItem(1, QTableWidgetItem("Product Name"))
self.sellingTable.setHorizontalHeaderItem(2, QTableWidgetItem("Manufacturer"))
self.sellingTable.setHorizontalHeaderItem(3, QTableWidgetItem("Price"))
self.sellingTable.setHorizontalHeaderItem(4, QTableWidgetItem("Selling To"))
self.sellingTable.setHorizontalHeaderItem(5, QTableWidgetItem("Quantity"))
self.sellingTable.setHorizontalHeaderItem(6, QTableWidgetItem("Discount (%)"))
self.sellingTable.setHorizontalHeaderItem(7, QTableWidgetItem("Amount"))
self.sellingTable.setHorizontalHeaderItem(8, QTableWidgetItem("Date"))
self.sellingTable.horizontalHeader().setSectionResizeMode(1, QHeaderView.Stretch)
self.sellingTable.horizontalHeader().setSectionResizeMode(2, QHeaderView.Stretch)
self.sellingTable.clicked.connect(self.viewSelectedRecord)
self.historySearchText = QLabel("Search")
self.historySearchEntry = QLineEdit()
self.historySearchEntry.setPlaceholderText("Search for Records")
self.historySearchButton = QPushButton("Search")
self.historySearchButton.clicked.connect(self.searchRecord)
self.historyShow = QTextEdit()
self.historyShow.append("###########Reciept###########")
self.historyShow.setStyleSheet("font-size: 20px")
self.historyShow.setReadOnly(True)
self.printReceiptButton = QPushButton("Print Receipt")
self.printReceiptButton.clicked.connect(self.printReceipt)
self.deleteRecordBtn = QPushButton("Delete this record")
self.deleteRecordBtn.setStyleSheet("background-color: #DE8200")
self.deleteRecordBtn.clicked.connect(self.deleteOneRecord)
self.deleteAllRecordsBtn = QPushButton("Delete all records")
self.deleteAllRecordsBtn.clicked.connect(self.deleteHistory)
self.deleteAllRecordsBtn.setStyleSheet("background-color: #B00020")
############Tab 4 Widgets##############
self.totalProductLabel = QLabel()
self.totalMemberLabel = QLabel()
self.totalInStockLabel = QLabel()
self.soldItemLabel = QLabel()
self.totalAmountLabel = QLabel()
self.totalAmountEarnedLabel = QLabel()
def layouts(self):
############Tab1 Layout##############
self.productMainLayout = QHBoxLayout()
self.productLeftLayout = QVBoxLayout()
self.productRightLayout = QVBoxLayout()
self.productRightTopLayout = QHBoxLayout()
self.productRightMiddleLayout = QHBoxLayout()
self.productRightBottomLayout = QVBoxLayout()
self.productRightBottomLayout1 = QVBoxLayout()
############Add Widgets##############
############Left Main Layout Widgets##############
self.productLeftLayout.addWidget(self.productTable)
############Right Layouts##############
self.topGroupBox = QGroupBox("Search for Products")
self.topGroupBox.setStyleSheet("QLabel {font-size: 15px}")
self.middleGroupBox = QGroupBox("List Box")
self.middleGroupBox.setStyleSheet("QLabel {font-size: 20px}")
self.bottomGroupBox = QGroupBox()
self.bottomGroupBox.setStyleSheet("QLabel {font-size: 16px}")
############Right Top Layout Widgets##############
self.productRightTopLayout.addWidget(self.searchText)
self.productRightTopLayout.addWidget(self.searchEntry)
self.productRightTopLayout.addWidget(self.searchButton)
self.topGroupBox.setLayout(self.productRightTopLayout)
self.productRightLayout.addWidget(self.topGroupBox, 10)
############Right Middle Layout Widget##############
self.productRightMiddleLayout.addWidget(self.allProduct)
self.productRightMiddleLayout.addWidget(self.availableProduct)
self.productRightMiddleLayout.addWidget(self.notAvailableProduct)
self.productRightMiddleLayout.addWidget(self.listButton)
self.middleGroupBox.setLayout(self.productRightMiddleLayout)
self.productRightLayout.addWidget(self.middleGroupBox, 10)
############Right Bottom Layout Widget##############
self.productBottomForm = QFormLayout()
self.productBottomForm.addRow("", self.product_Img)
self.productBottomForm.addRow("", self.product_name)
self.productBottomForm.addRow("", self.product_manu)
self.productBottomForm.addRow("", self.product_price)
self.productBottomForm.addRow("", self.product_quantity)
self.productBottomForm.addRow("", self.product_date)
self.productBottomForm.addRow("", self.product_status)
self.bottomGroupBox.setLayout(self.productBottomForm)
self.productRightBottomLayout1.addWidget(self.updateProductBtn)
self.productRightLayout.addWidget(self.bottomGroupBox, 80)
self.productRightLayout.addLayout(self.productRightBottomLayout1)
############Tab 1 Main Layouts##############
self.productMainLayout.addLayout(self.productLeftLayout, 75)
self.productMainLayout.addLayout(self.productRightLayout, 25)
self.tab1.setLayout(self.productMainLayout)
############Tab2 Layout##############
self.memberMainLayout = QHBoxLayout()
self.memberLeftLayout = QVBoxLayout()
self.memberRightLayout = QVBoxLayout()
self.memberRightTopLayout = QHBoxLayout()
self.memberRightBottomLayout = QVBoxLayout()
############Right Layouts##############
self.memberRightBottomGroupBox = QGroupBox()
self.memberRightGroupBox = QGroupBox("Search for Member")
self.memberRightGroupBox.setStyleSheet("QLabel {font-size: 15px}")
self.memberRightBottomGroupBox.setStyleSheet("QLabel {font-size: 20px}")
############Add Widgets##############
############Left Main Layout Widgets##############
self.memberLeftLayout.addWidget(self.memberTable)
############Right Top Layout Widgets##############
self.memberRightGroupBox.setContentsMargins(10, 10, 10, 580)
self.memberRightTopLayout.addWidget(self.memberSearchText)
self.memberRightTopLayout.addWidget(self.memberSearchEntry)
self.memberRightTopLayout.addWidget(self.memberSearchButton)
self.memberRightGroupBox.setLayout(self.memberRightTopLayout)
self.memberRightLayout.addWidget(self.memberRightGroupBox, 10)
############Right Bottom Layout Widget##############
self.memberBottomForm = QFormLayout()
self.memberBottomForm.addRow("", self.member_fname)
self.memberBottomForm.addRow("", self.member_lname)
self.memberBottomForm.addRow("", self.member_phone)
self.memberBottomForm.addRow("", self.member_address)
self.memberRightBottomLayout.addWidget(self.updateMemberBtn)
self.memberRightBottomGroupBox.setLayout(self.memberBottomForm)
self.memberRightLayout.addWidget(self.memberRightBottomGroupBox, 90)
self.memberRightLayout.addLayout(self.memberRightBottomLayout)
############Tab 2 Main Layouts##############
self.memberMainLayout.addLayout(self.memberLeftLayout, 75)
self.memberMainLayout.addLayout(self.memberRightLayout, 25)
self.tab2.setLayout(self.memberMainLayout)
############Tab3 Layout##############
self.historyMainLayout = QHBoxLayout()
self.historyLeftLayout = QVBoxLayout()
self.historyRightLayout = QVBoxLayout()
self.historyRightTopLayout = QHBoxLayout()
self.historyRightBottomLayout = QVBoxLayout()
############Right Layouts##############
self.historyRightTopGroupBox = QGroupBox("Search for Records")
self.historyRightTopGroupBox.setStyleSheet("QLabel {font-size: 15px}")
self.historyRightBottomGroupBox = QGroupBox()
############Add Widgets##############
############Left Main Layout Widgets##############
self.historyLeftLayout.addWidget(self.sellingTable)
############Right Top Layout Widgets##############
self.historyRightTopGroupBox.setContentsMargins(10, 10, 10, 580)
self.historyRightTopLayout.addWidget(self.historySearchText)
self.historyRightTopLayout.addWidget(self.historySearchEntry)
self.historyRightTopLayout.addWidget(self.historySearchButton)
self.historyRightTopGroupBox.setLayout(self.historyRightTopLayout)
self.historyRightLayout.addWidget(self.historyRightTopGroupBox, 10)
############Right Bottom Layout Widgets##############
self.historyRightBottomLayout.addWidget(self.historyShow)
self.historyRightBottomLayout.addWidget(self.printReceiptButton)
self.historyRightBottomLayout.addWidget(self.deleteRecordBtn)
self.historyRightBottomLayout.addWidget(self.deleteAllRecordsBtn)
self.historyRightBottomGroupBox.setLayout(self.historyRightBottomLayout)
self.historyRightLayout.addWidget(self.historyRightBottomGroupBox, 90)
############Main Layout for tab 3##############
self.historyMainLayout.addLayout(self.historyLeftLayout, 75)
self.historyMainLayout.addLayout(self.historyRightLayout, 25)
self.tab3.setLayout(self.historyMainLayout)
############Tab4 Layout##############
self.statMainLayout = QHBoxLayout()
self.statLeftLayout = QVBoxLayout()
self.statRightLayout = QVBoxLayout()
self.statLayout = QFormLayout()
self.statGroupBox = QGroupBox()
self.statLayout.addRow("Total Products: ", self.totalProductLabel)
self.statLayout.addRow("Total Members: ", self.totalMemberLabel)
self.statLayout.addRow("Total In Stock: ", self.totalInStockLabel)
self.statLayout.addRow("Total Sold: ", self.soldItemLabel)
self.statLayout.addRow("Total Amount: ", self.totalAmountLabel)
self.statLayout.addRow("Amount Earned: ", self.totalAmountEarnedLabel)
###########Add Pie Chart#################
##############Products Sold Pie Chart###################
self.getStat()
global productInstock, soldItems, totalAmount, amountEarned
self.series = QPieSeries()
self.series.append("Product Instock", productInstock)
self.series.append("Sold Items", soldItems)
self.chart = QChart()
self.chart.setTheme(QChart.ChartThemeBlueCerulean)
self.chart.legend().hide()
self.chart.addSeries(self.series)
self.chart.createDefaultAxes()
self.chart.setAnimationOptions(QChart.SeriesAnimations)
self.chart.setTitle("Products Sold Pie Chart")
self.chart.legend().setVisible(True)
self.chart.legend().setAlignment(Qt.AlignBottom)
self.chartview = QChartView(self.chart)
self.chartview.setRenderHint(QPainter.Antialiasing)
self.statRightLayout.addWidget(self.chartview)
##############Cash Flow Pie Chart###################
self.series1 = QPieSeries()
self.series1.append("Total Amount", (totalAmount + amountEarned))
self.series1.append("Amount Earned", amountEarned)
self.chart1 = QChart()
self.chart1.setTheme(QChart.ChartThemeBlueCerulean)
self.chart1.legend().hide()
self.chart1.addSeries(self.series1)
self.chart1.createDefaultAxes()
self.chart1.setAnimationOptions(QChart.SeriesAnimations)
self.chart1.setTitle("Cash Flow Pie Chart")
self.chart1.legend().setVisible(True)
self.chart1.legend().setAlignment(Qt.AlignBottom)
self.chartview1 = QChartView(self.chart1)
self.chartview1.setRenderHint(QPainter.Antialiasing)
self.statRightLayout.addWidget(self.chartview1)
self.statGroupBox.setLayout(self.statLayout)
self.statGroupBox.setStyleSheet("QLabel {font-size: 30px}")
self.statLeftLayout.addWidget(self.statGroupBox)
self.statMainLayout.addLayout(self.statLeftLayout, 40)
self.statMainLayout.addLayout(self.statRightLayout, 60)
self.statMainLayout.setAlignment(Qt.AlignCenter)
self.tab4.setLayout(self.statMainLayout)
# block signal for tabs
self.tabs.blockSignals(False)
def createMenu(self):
########Main Menu########
menuBar = self.menuBar()
file = menuBar.addMenu("File")
product = menuBar.addMenu("Product")
setting = menuBar.addMenu("Setting")
########Sub Menu########
addProductMenu = QAction("Add Product", self)
addProductMenu.setIcon(QIcon("icons/add.svg"))
addProductMenu.setShortcut("Ctrl+A")
addProductMenu.triggered.connect(self.funcAddProduct)
addMemberMenu = QAction("Add Membership", self)
addMemberMenu.setIcon(QIcon('icons/users.svg'))
addMemberMenu.setShortcut("Ctrl+M")
addMemberMenu.triggered.connect(self.funcAddMember)
printMenu = QAction("Print", self)
printMenu.setIcon(QIcon('icons/printer.svg'))
printMenu.setShortcut("Ctrl+P")
printMenu.triggered.connect(self.funcPrintPreview)
saveAsMenu = QAction("Save As...", self)
saveAsMenu.setShortcut("Ctrl+S")
saveAsMenu.setIcon(QIcon('icons/pdf.svg'))
saveAsMenu.triggered.connect(self.funcSaveAs)
sellProductMenu = QAction("Sell Product", self)
sellProductMenu.setIcon(QIcon('icons/sell.svg'))
sellProductMenu.setShortcut("Ctrl+E")
sellProductMenu.triggered.connect(self.funcSellProduct)
refreshMenu = QAction("Refresh", self)
refreshMenu.setIcon(QIcon('icons/refresh.svg'))
refreshMenu.setShortcut("Ctrl+R")
refreshMenu.triggered.connect(self.funcRefresh)
changePasswordMenu = QAction("Change Password", self)
changePasswordMenu.triggered.connect(self.funcChangePassword)
infoMenu = QAction("About", self)
infoMenu.setIcon(QIcon('icons/info.svg'))
infoMenu.triggered.connect(self.funcInfo)
helpMenu = QAction("Help", self)
helpMenu.triggered.connect(self.funcHelp)
logoutMenu = QAction("Logout", self)
logoutMenu.setShortcut("Ctrl+O")
logoutMenu.setIcon(QIcon('icons/logout.svg'))
logoutMenu.triggered.connect(self.funcLogout)
#add submenu to main menu
file.addAction(addProductMenu)
file.addAction(addMemberMenu)
file.addAction(saveAsMenu)
file.addAction(printMenu)
product.addAction(sellProductMenu)
setting.addAction(refreshMenu)
setting.addAction(changePasswordMenu)
setting.addAction(infoMenu)
setting.addAction(helpMenu)
setting.addAction(logoutMenu)
def funcAddProduct(self):
self.newProduct = add_product.AddProduct()
def funcAddMember(self):
self.newMember = add_member.AddMember()
def funcSellProduct(self):
self.sell = selling.SellProduct()
def funcSaveAs(self):
self.export = save_as.SaveAs()
def funcPrintPreview(self):
self.printDiaglog = print_widget.Print()
def funcCalendar(self):
self.calendarDialog = calendar_class.Calendar()
def funcInfo(self):
self.info = info.Info()
def funcHelp(self):
self.help = help_class.Help()
self.help.show()
def funcLogout(self):
self.logoutWindow = login_class.Login()
self.logoutWindow.show()
self.close()
def funcChangePassword(self):
self.changePassword = ChangePassword()
self.changePassword.show()
def funcRefresh(self):
self.displayProduct()
self.displayMember()
self.displaySellingRecord()
self.getStat()
self.historyShow.setText("")
# Update pie charts
self.series.clear()
self.series.append("Product Instock", productInstock)
self.series.append("Sold Items", soldItems)
self.slice = self.series.slices()[1]
self.slice.setExploded(True)
self.slice.setPen(QPen(Qt.darkGreen, 2))
self.slice.setBrush(Qt.green)
self.series1.clear()
self.series1.append("Total Amount", totalAmount)
self.series1.append("Amount Earned", amountEarned)
self.slice1 = self.series1.slices()[1]
self.slice1.setExploded(True)
self.slice1.setPen(QPen(Qt.darkYellow, 2))
self.slice1.setBrush(Qt.yellow)
self.slice2 = QPieSlice()
self.slice2 = self.series1.slices()[0]
self.slice2.setPen(QPen(Qt.darkRed))
self.slice2.setBrush(Qt.red)
def getStat(self):
global productInstock, soldItems, totalAmount, amountEarned
try:
countProducts = cur.execute("SELECT count(product_id) FROM products").fetchall()
countProducts = countProducts[0][0]
countMember = cur.execute("SELECT count(member_id) FROM members").fetchall()
countMember = countMember[0][0]
productInstock = cur.execute("SELECT sum(product_quota) FROM products").fetchall()
productInstock = productInstock[0][0]
soldItems = cur.execute("SELECT sum(selling_quantity) FROM sellings").fetchall()
soldItems = soldItems[0][0]
sumOfProductPrice = cur.execute("SELECT sum(product_price) FROM products").fetchall()
sumOfProductPrice = sumOfProductPrice[0][0]
sumOfProductQuota = cur.execute("SELECT sum(product_quota) FROM products").fetchall()
sumOfProductQuota = sumOfProductQuota[0][0]
amountEarned = cur.execute("SELECT sum(selling_amount) FROM sellings").fetchall()
amountEarned = amountEarned[0][0]
except:
QMessageBox.information(self, "Information", "Database is empty")
if countProducts is None:
countProducts = 0
if countMember is None:
countMember = 0
if productInstock is None:
productInstock = 0
if soldItems is None:
soldItems = 0
if sumOfProductPrice is None:
sumOfProductPrice = 0
if sumOfProductQuota is None:
sumOfProductQuota = 0
if amountEarned is None:
amountEarned = 0
totalAmount = sumOfProductPrice * sumOfProductQuota
self.totalProductLabel.setText(str(countProducts) + " items")
self.totalMemberLabel.setText(str(countMember) + " members")
self.totalInStockLabel.setText(str(productInstock) + " units")
self.soldItemLabel.setText(str(soldItems) + " units")
self.totalAmountLabel.setText("$" + str(totalAmount + amountEarned))
self.totalAmountEarnedLabel.setText("$" + str(amountEarned))
def updateProduct(self):
if not self.productTable.selectedItems():
QMessageBox.information(self, "Information", "Please select a product")
else:
self.selectedProduct()
def updateMember(self):
if not self.memberTable.selectedItems():
QMessageBox.information(self, "Information", "Please select a member")
else:
self.selectedMember()
def printReceipt(self):
printer = QPrinter(QPrinter.HighResolution)
previewDialog = QPrintPreviewDialog(printer, self)
previewDialog.paintRequested.connect(self.printPreview)
previewDialog.exec_()
def printPreview(self, printer):
self.historyShow.document().print_(printer)
def deleteOneRecord(self):
listSelling = []
if not self.sellingTable.selectedItems():
QMessageBox.information(self, "Information", "No row has been selected")
else:
for i in range(0, 8):
listSelling.append(self.sellingTable.item(self.sellingTable.currentRow(), i).text())
mbox = QMessageBox.question(self, "Wanrning", "Are you sure to delete all records?",
QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
if (mbox == QMessageBox.Yes):
try:
sellingId = listSelling[0]
query = "DELETE FROM sellings WHERE selling_id = ?"
cur.execute(query, (sellingId,))
sqlConnect.commit()
QMessageBox.information(self, "Information", "Selected receipt has been deleted. Please Refresh")
except:
QMessageBox.information(self, "Information", "Selected receipt has been not deleted")
def deleteHistory(self):
mbox = QMessageBox.question(self, "Wanrning", "Are you sure to delete all records?",
QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
if (mbox == QMessageBox.Yes):
try:
cur.execute("DELETE FROM sellings")
sqlConnect.commit()
QMessageBox.information(self, "Information", "All Records have been deleted")
except:
QMessageBox.information(self, "Information", "All records have not been deleted")
def viewProductItem(self):
productId = self.getProductIdFromCurrentRow()
query = "SELECT * FROM products WHERE product_id=?"
product = cur.execute(query, (productId,)).fetchone() # single item tuple = (1,)
productName = product[1]
productManufacturer = product[2]
productPrice = product[3]
productQuota = product[4]
productImg = product[5]
productDate = product[6]
productStatus = product[7]
self.product_name.setText("Name: " + productName)
self.product_manu.setText("Manufacturer: " + str(productManufacturer))
self.product_price.setText("Price: $" + str(productPrice))
self.product_quantity.setText("Quota: " + str(productQuota))
self.product_date.setText("Date Added: " + str(productDate))
self.product_status.setText("Status: " + productStatus)
self.img = QPixmap('img/{}'.format(productImg))
self.product_Img.setPixmap(self.img)
def viewSelectedMember(self):
memberId = self.getMemberIdFromCurrentRow()
query = "SELECT * FROM members WHERE member_id=?"
member = cur.execute(query, (memberId,)).fetchone() # single item tuple = (1,)
memberFName = member[1]
memberLName = member[2]
memberPhone = member[3]
memberAddr = member[4]
self.member_fname.setText("First name: " + memberFName)
self.member_lname.setText("Last name: " + str(memberLName))
self.member_phone.setText("Phone Number: " + str(memberPhone))
self.member_address.setText("Full Address: " + str(memberAddr))
def viewSelectedRecord(self):
listSelling = []
for i in range(0, 9):
listSelling.append(self.sellingTable.item(self.sellingTable.currentRow(), i).text())
sellingId = listSelling[0]
product_name = listSelling[1]
product_manu = listSelling[2]
product_price = listSelling[3]
member_name = listSelling[4]
selling_quantity = listSelling[5]
discount_rate = listSelling[6]
selling_amount = listSelling[7]
selling_date = listSelling[8]
self.historyShow.clear()
self.historyShow.append("###########Reciept###########")
self.historyShow.append("Receipt number: " + str(sellingId))
self.historyShow.append("Product Name: " + str(product_name))
self.historyShow.append("Manufacturer: " + str(product_manu))
self.historyShow.append("Product Price: $" + str(product_price))
self.historyShow.append("Selling to: " + str(member_name))
self.historyShow.append("Quantity: " + str(selling_quantity))
self.historyShow.append("Discount Rate: " + str(discount_rate) + "%")
self.historyShow.append("Amount: $" + str(selling_amount))
self.historyShow.append("Date Sold: " + str(selling_date))
def displayProduct(self):
for i in reversed(range(self.productTable.rowCount())):
self.productTable.removeRow(i)
query = cur.execute(
"SELECT product_id, product_name, product_manufacturer, product_price, product_quota, product_date, product_availability FROM products")
for row_data in query:
row_number = self.productTable.rowCount()
self.productTable.insertRow(row_number)
for column_number, data in enumerate(row_data):
self.productTable.setItem(row_number, column_number, QTableWidgetItem(str(data)))
self.productTable.setEditTriggers(QAbstractItemView.NoEditTriggers)
def displayMember(self):
for i in reversed(range(self.memberTable.rowCount())):
self.memberTable.removeRow(i)
members = cur.execute("SELECT * FROM members")
for row_data in members:
row_number = self.memberTable.rowCount()
self.memberTable.insertRow(row_number)
for column_number, data in enumerate(row_data):
self.memberTable.setItem(row_number, column_number, QTableWidgetItem(str(data)))
self.memberTable.setEditTriggers(QAbstractItemView.NoEditTriggers)
def displaySellingRecord(self):
for i in reversed(range(self.sellingTable.rowCount())):
self.sellingTable.removeRow(i)
query = "SELECT sellings.selling_id, products.product_name, products.product_manufacturer, products.product_price, " \
"members.member_fname, sellings.selling_quantity, sellings.discount_rate, sellings.selling_amount, sellings.selling_date " \
"FROM products, members, sellings " \
"WHERE products.product_id = sellings.selling_product_id AND members.member_id = sellings.selling_member_id"
records = cur.execute(query)
for row_data in records:
row_number = self.sellingTable.rowCount()
self.sellingTable.insertRow(row_number)
for column_number, data in enumerate(row_data):
self.sellingTable.setItem(row_number, column_number, QTableWidgetItem(str(data)))
self.sellingTable.setEditTriggers(QAbstractItemView.NoEditTriggers)
def getProductIdFromCurrentRow(self):
listProduct = []
for i in range(0, 7):
listProduct.append(self.productTable.item(self.productTable.currentRow(), i).text())
global productId
productId = listProduct[0]
return productId
def selectedProduct(self):
productId = self.getProductIdFromCurrentRow()
display_product.DisplayProduct.productId = productId
self.displayP = display_product.DisplayProduct()
self.displayP.show()
self.close()
def getMemberIdFromCurrentRow(self):
listMember = []
for i in range(0, 5):
listMember.append(self.memberTable.item(self.memberTable.currentRow(), i).text())
memberId = listMember[0]
return memberId
def selectedMember(self):
memberId = self.getMemberIdFromCurrentRow()
display_member.DisplayMember.memberId = memberId
self.displayM = display_member.DisplayMember()
self.displayM.show()
self.close()
def searchProduct(self):
value = self.searchEntry.text()
if value == "":
QMessageBox.information(self, "Warning", "Search query cannot be empty")
else:
self.searchEntry.setText("")
query = "SELECT product_id, product_name, product_manufacturer, product_price, product_quota, product_date, product_availability " \
"FROM products WHERE product_name LIKE ? or product_manufacturer LIKE ? "
results = cur.execute(query, ('%' + value + '%', '%' + value + '%')).fetchall()
if results == []:
QMessageBox.information(self, "Warning", "There is no such a product or manufacturer")
else:
for i in reversed(range(self.productTable.rowCount())):
self.productTable.removeRow(i)
for row_data in results:
row_number = self.productTable.rowCount()
self.productTable.insertRow(row_number)
for column_number, data in enumerate(row_data):
self.productTable.setItem(row_number, column_number, QTableWidgetItem(str(data)))
def listProduct(self):
products = None
if self.allProduct.isChecked():
query = "SELECT product_id, product_name, product_manufacturer, product_price, product_quota, product_date, product_availability " \
"FROM products"
products = cur.execute(query).fetchall()
elif self.availableProduct.isChecked():
query = "SELECT product_id, product_name, product_manufacturer, product_price, product_quota, product_date, " \
"product_availability FROM products WHERE product_availability = 'Available'"
products = cur.execute(query).fetchall()
elif self.notAvailableProduct.isChecked():
query = "SELECT product_id, product_name, product_manufacturer, product_price, product_quota, " \
"product_date, product_availability FROM products WHERE product_availability = 'UnAvailable'"
products = cur.execute(query).fetchall()
for i in reversed(range(self.productTable.rowCount())):
self.productTable.removeRow(i)
for row_data in products:
row_number = self.productTable.rowCount()
self.productTable.insertRow(row_number)
for column_number, data in enumerate(row_data):
self.productTable.setItem(row_number, column_number, QTableWidgetItem(str(data)))
def searchMember(self):
value = self.memberSearchEntry.text()
if value == "":
QMessageBox.information(self, "Warning", "Search query cannot be empty.")
else:
self.memberSearchEntry.setText("")
query = "SELECT * FROM members WHERE member_fname LIKE ? or member_lname LIKE ? or member_phone LIKE ? or member_address LIKE ?"
results = cur.execute(query, (
'%' + value + '%', '%' + value + '%', '%' + value + '%', '%' + value + '%')).fetchall()
if results == []:
QMessageBox.information(self, "Warning", "There is no such a member")
else:
for i in reversed(range(self.memberTable.rowCount())):
self.memberTable.removeRow(i)
for row_data in results:
row_number = self.memberTable.rowCount()
self.memberTable.insertRow(row_number)
for column_number, data in enumerate(row_data):
self.memberTable.setItem(row_number, column_number, QTableWidgetItem(str(data)))
def searchRecord(self):
value = self.historySearchEntry.text()
if value == "":
QMessageBox.information(self, "Warning", "Search query cannot be empty")
else:
self.historySearchEntry.setText("")
query = "SELECT sellings.selling_id, products.product_name, products.product_manufacturer, products.product_price, " \
"members.member_fname, sellings.selling_quantity, sellings.discount_rate, sellings.selling_amount, sellings.selling_date " \
"FROM ((products INNER JOIN sellings ON products.product_id = sellings.selling_product_id) " \
"INNER JOIN members ON members.member_id = sellings.selling_member_id)" \
"WHERE products.product_name LIKE ? or products.product_manufacturer LIKE ? or members.member_fname LIKE ? or sellings.selling_date LIKE ?"
results = cur.execute(query, (
'%' + value + '%', '%' + value + '%', '%' + value + '%', '%' + value + '%')).fetchall()
if results == []:
QMessageBox.information(self, "Warning", "There is no such a record")
else:
for i in reversed(range(self.sellingTable.rowCount())):
self.sellingTable.removeRow(i)
for row_data in results:
row_number = self.sellingTable.rowCount()
self.sellingTable.insertRow(row_number)
for column_number, data in enumerate(row_data):
self.sellingTable.setItem(row_number, column_number, QTableWidgetItem(str(data)))
def tabsChanged(self):
self.getStat()
self.displayProduct()
self.displayMember()
self.displaySellingRecord()
# Update pie charts
self.series.clear()
self.series.append("Product Instock", productInstock)
self.series.append("Sold Items", soldItems)
self.slice = self.series.slices()[1]
self.slice.setExploded(True)
self.slice.setPen(QPen(Qt.darkGreen, 2))
self.slice.setBrush(Qt.green)
self.series1.clear()
self.series1.append("Total Amount", totalAmount)
self.series1.append("Amount Earned", amountEarned)
self.slice1 = self.series1.slices()[1]
self.slice1.setExploded(True)
self.slice1.setPen(QPen(Qt.darkYellow, 2))
self.slice1.setBrush(Qt.yellow)
self.slice2 = QPieSlice()
self.slice2 = self.series1.slices()[0]
self.slice2.setPen(QPen(Qt.darkRed))
self.slice2.setBrush(Qt.red)