VisionScore/win_venv/main.py

#import tkinter as tk
import sys
import os, subprocess
import shutil
from datetime import datetime
import time
from PyQt5 import QtCore
from PyQt5.QtWidgets import *
from PyQt5.QtGui import *
from PyQt5.QtCore import *

scriptPath = os.path.dirname(os.path.realpath(__file__))
inputFilePath = scriptPath + '\\files\\input'
outputFilePath = scriptPath + '\\files\\output'

LIB_RAW = 0
LIB_VIS = 1


stylesheet = """
    MainWindow {
        background: qlineargradient(x1:0 y1:0, x2:1 y2:0, stop:0 rgba(255,218,113,1), stop:0.5 rgba(215,137,255,1), stop:1 rgba(105,126,255,1));
    }
"""


def files(path):
    for subdir, dirs, files_list in os.walk(path): 
        for file in files_list:
            yield os.path.join(subdir, file)

def delete_file(file):
    os.remove(file)

def save_input(oldpath):
    # add timestamp to the filename, so it wouln't overwrite but the user still knows which file's which
    timestamp = str(int(time.time()))
    basename = os.path.basename(oldpath)
    try:
        index_of_dot = basename.index('.')
        basename_no_extension = basename[:index_of_dot]
        extension = basename[index_of_dot:]
    except ValueError:
        basename_no_extension = basename
        extension = ''
    filename = basename_no_extension + '_' + timestamp + extension
    newpath = inputFilePath + '\\' + filename
    shutil.copy(oldpath, newpath)
    return newpath


class deletePopup(QMessageBox):
    def __init__(self, parent=None):
        super(deletePopup, self).__init__(parent)
        self.setText("Are you sure you want to delete the file?")
        self.setIcon(self.Warning)
        self.setWindowTitle("Confirm deletion")
        self.setStandardButtons(self.Yes | self.No)
    

class analizePopup(QMessageBox):
    def __init__(self, parent=None):
        super(analizePopup, self).__init__(parent)
        self.setStyleSheet("QLabel{min-width: 100px; max-width: 100px; qproperty-alignment: AlignCenter;}");
        self.setWindowIcon(QIcon(scriptPath + os.path.sep + 'static/v_logo.jpg'))
        self.setText("Analyzing file...")
        self.setWindowTitle("File analysis")
        # create Label
        self.setIconPixmap(QPixmap(scriptPath + os.path.sep + 'static/loading.gif'))
        icon_label = self.findChild(QLabel, "qt_msgboxex_icon_label")
        movie = QMovie(scriptPath + os.path.sep + 'static/loading.gif')
        # avoid garbage collector
        setattr(self, 'icon_label', movie)
        icon_label.setMovie(movie)
        movie.start()
        self.setStandardButtons(self.Cancel)


class LibraryTableButtons(QWidget):
    def __init__(self, file, table, type, mainWindow, parent=None):
        super(LibraryTableButtons,self).__init__(parent)

        def viewFile():
            os.startfile(file)

        def deleteFile():
            self.exPopup = deletePopup()
            ret = self.exPopup.exec()
            if ret == self.exPopup.Yes:
                delete_file(file)
                table.fillTable(type, mainWindow)
        
        def analyzeFile():
            self.exPopup = analizePopup()
            
            #cmd = "py detect.py --source {} --view-img".format(str(file))
            #popen = subprocess.Popen(cmd, cwd="../yolov5/", stdout=subprocess.PIPE)            
            cancel = self.exPopup.exec()
            if cancel == self.exPopup.Cancel:
                #popen.terminate()
                pass
            #popen.wait()
            self.exPopup.close()
            # mainWindow.showVisualisation(file)  <- ALWAYS shows even if you cancel the process and we don't have time to fix that now


        layout = QHBoxLayout()
        layout.setContentsMargins(0,0,0,0)
        layout.setSpacing(0)
        
        if type == LIB_RAW:
            analyze_btn = QPushButton('Analyze')
            analyze_btn.clicked.connect(analyzeFile)
            layout.addWidget(analyze_btn)

        view_btn = QPushButton('View')
        view_btn.clicked.connect(viewFile)
        layout.addWidget(view_btn)

        delete_btn = QPushButton('Delete')
        delete_btn.clicked.connect(deleteFile)
        layout.addWidget(delete_btn)

        self.setLayout(layout)


class LibraryTable(QTableWidget):

    def __init__(self, type, mainWindow, singleFilePath = None, parent = None):
        QTableWidget.__init__(self)
        self.fillTable(type, mainWindow, singleFilePath)

    def fillTable(self, type, mainWindow, singleFilePath = None):
        self.setColumnCount(3)

        if singleFilePath != None:
            self.setRowCount(1)

            self.setHorizontalHeaderLabels(['Upload date', 'Filename', 'Options'])
            filePath = inputFilePath

            self.horizontalHeader().setSectionResizeMode(0, QHeaderView.Stretch)
            self.horizontalHeader().setSectionResizeMode(1, QHeaderView.Stretch)
            self.horizontalHeader().setSectionResizeMode(2, QHeaderView.ResizeToContents)

            self.setItem(0,0,QTableWidgetItem(str(datetime.fromtimestamp(os.path.getmtime(singleFilePath)))))
            self.setItem(0,1,QTableWidgetItem(str(os.path.basename(singleFilePath))))
            self.setCellWidget(0,2,LibraryTableButtons(singleFilePath, self, type, mainWindow))


        else:
            if type == LIB_RAW:
                self.setHorizontalHeaderLabels(['Upload date', 'Filename', 'Options'])
                filePath = inputFilePath
            else:
                self.setHorizontalHeaderLabels(['Creation date', 'Filename', 'Options'])
                filePath = outputFilePath

            self.horizontalHeader().setSectionResizeMode(0, QHeaderView.Stretch)
            self.horizontalHeader().setSectionResizeMode(1, QHeaderView.Stretch)
            self.horizontalHeader().setSectionResizeMode(2, QHeaderView.ResizeToContents)

            dates = []
            names = [] 

            for index, file in enumerate(files(filePath)):
                dates.append(QTableWidgetItem(str(datetime.fromtimestamp(os.path.getmtime(file)))))
                names.append(QTableWidgetItem(str(file)))

            self.setRowCount(len(dates))

            for index, date in enumerate(dates):
                self.setItem(index,0,date)
                self.setItem(index,1,names[index])
                self.setCellWidget(index,2,LibraryTableButtons(names[index].text(), self, type, mainWindow))


class formatHelp(QLabel):

    def __init__(self, parent=None):
        QLabel.__init__(self)
        with open(scriptPath + os.path.sep + 'static/help.txt', 'r', encoding='utf-8') as file:
            help_text = file.read().replace('\n', '')
        self.setText(help_text)
        self.setStyleSheet("padding-left: 20px; padding-right: 20px; padding-top: 10px; padding-bottom: 10px; font-size:32px; background-color: white;")
        self.adjustSize()



class MainWindow(QMainWindow):

    def __init__(self):
        super().__init__()
        self.initUI()
    
    # todo: split in multiply labels for richer formatting 
    # Show Help tab
    def showHelp(self):
        label = formatHelp()
        self.setCentralWidget(label)

    def showHomepage(self):
        # Upload file button + instructions on homepage
        label = QLabel('Welcome to VisionScore! Use the button below to upload a file and start analyzing it. If you need further help, please click the "help" item in the menu above.', self)
        label.setFont(QFont('Arial', 14))
        label.setStyleSheet('color: white;')
        label.adjustSize()
        label.move(200,200)

        shadow = QGraphicsDropShadowEffect()
        shadow.setBlurRadius(10)
        shadow.setOffset(2)
        label.setGraphicsEffect(shadow)

        button = QPushButton('Upload file', self)
        button.setToolTip('This is an example button')
        button.move(850,270)
        button.setFixedSize(220, 50)
        button.clicked.connect(self.showUploadFile)
    
    # Show raw uploaded files
    def showInputLibrary(self):
        libTable = LibraryTable(LIB_RAW, self)
        self.setCentralWidget(libTable)

    # Show visualisations
    def showVisualisationsLibrary(self):
        libTable = LibraryTable(LIB_VIS, self)
        self.setCentralWidget(libTable)
        
    def showUploadFile(self):
        dialog = QFileDialog(self)
        dialog.setFileMode(QFileDialog.AnyFile)
        dialog.setFilter(QDir.Files)
        if dialog.exec_():
            file_path = dialog.selectedFiles()[0] # ['C:/Users/agatha/Desktop/SYI/VisionScore/win_venv/requirements.txt']
            newPath = save_input(file_path)
            singleFileTable = LibraryTable(LIB_RAW, self, newPath)
            self.setCentralWidget(singleFileTable)

    def showVisualisation(self, path):
        singleFileTable = LibraryTable(LIB_VIS, self, path)
        self.setCentralWidget(singleFileTable)
        
    def initUI(self):
        self.setGeometry(0, 0, 600, 400) 
        self.setWindowTitle('VisionScore')
        scriptDir = os.path.dirname(os.path.realpath(__file__))
        self.setWindowIcon(QIcon(scriptDir + os.path.sep + 'static/v_logo.jpg'))
        self.showHomepage()

        # File menu
        menuBar = self.menuBar()
        fileMenu = QMenu("&File", self)
        menuBar.addMenu(fileMenu)
        
        # Upload file
        uploadAct = QAction('&Upload new file', self)
        uploadAct.triggered.connect(self.showUploadFile)
        fileMenu.addAction(uploadAct)

        # Exit app
        exitAct = QAction('&Exit', self)
        exitAct.setShortcut('Ctrl+Q')
        exitAct.setStatusTip('Exit')
        exitAct.triggered.connect(qApp.quit)
        fileMenu.addAction(exitAct)
        
        # Library menu
        libraryMenu = QMenu("&Library", self)
        menuBar.addMenu(libraryMenu)

        # Input files
        inputAct = QAction('&Input files', self)
        inputAct.triggered.connect(self.showInputLibrary)
        libraryMenu.addAction(inputAct)

        # Visualisations
        visAct = QAction('&Visualisations', self)
        visAct.triggered.connect(self.showVisualisationsLibrary)
        libraryMenu.addAction(visAct)

        # Help
        helpAct = QAction('&Help', self)
        helpAct.triggered.connect(self.showHelp)
        menuBar.addAction(helpAct)
        
        self.showMaximized()


def main():
    app = QApplication(sys.argv)
    app.setStyleSheet(stylesheet)

    w = MainWindow()
    sys.exit(app.exec_())


if __name__ == '__main__':
    main()