notepadapp.py

from kivy.app import App
from kivy.uix.boxlayout import BoxLayout
from kivy.uix.button import Button
from kivy.uix.textinput import TextInput
from kivy.uix.filechooser import FileChooserIconView
import os
from kivy.uix.popup import Popup
from vaderSentiment.vaderSentiment import SentimentIntensityAnalyzer
from kivy.graphics import Color
from kivy.uix.label import Label

class NotepadApp(App):
    def build(self):
        self.analyzer = SentimentIntensityAnalyzer()

        # Main layout container with dark background
        layout = BoxLayout(orientation="vertical", padding=10, spacing=10)

        # Create text input for editing with proper flow and alignment
        self.text_input = TextInput(hint_text="Type your text here...", multiline=True, write_tab=False, halign='left')
        self.text_input.bind(text=self.update_mood)

        # Ensure text input is white background and black text
        self.text_input.background_color = (1, 1, 1, 1)  # White background for input field
        self.text_input.foreground_color = (0, 0, 0, 1)  # Black text for input
        self.text_input.font_size = 20
        self.text_input.text_validate_unfocused = True  # Ensure the input works well
        self.text_input.height = 100  # Set a minimum height to avoid shrinking

        # Create save button
        self.save_button = Button(text="Save", size_hint_y=None, height=50)
        self.save_button.bind(on_press=self.save_file)

        # Container to display colored paragraphs
        self.text_display = BoxLayout(orientation="vertical")
        self.text_display.add_widget(self.text_input)

        # Add the components to the layout
        layout.add_widget(self.text_display)
        layout.add_widget(self.save_button)

        return layout

    def update_mood(self, instance, value):
        # Split the text into paragraphs based on newlines
        paragraphs = value.split('\n')

        # Clear the display container before re-rendering
        self.text_display.clear_widgets()

        # Loop through each paragraph and apply color based on sentiment
        for paragraph in paragraphs:
            sentiment_score = self.analyzer.polarity_scores(paragraph)['compound']
            label = Label(text=paragraph, size_hint_y=None, height=40, halign='left')  # Left-aligned text
            if sentiment_score >= 0.5:
                self.change_text_color(label, (0.63, 0.91, 0.63))  # Happy - light green
            elif sentiment_score <= -0.5:
                self.change_text_color(label, (1, 0.43, 0.43))  # Angry - red
            elif sentiment_score == 0:
                self.change_text_color(label, (1, 1, 1))  # Neutral - white
            else:
                self.change_text_color(label, (0.63, 0.79, 1))  # Sad - light blue

            self.text_display.add_widget(label)

    def change_text_color(self, label, color):
        # Apply the sentiment color to the label's text
        label.color = (color[0], color[1], color[2], 1)  # Set RGBA color

    def save_file(self, instance):
        # Open the save dialog with file filter extension
        content = BoxLayout(orientation="vertical")
        filechooser = FileChooserIconView(path=os.path.expanduser("~\\Documents"), filters=["*.txt"])

        # Add a TextInput for entering a new file name if none is selected
        filename_input = TextInput(hint_text="Enter a new filename (without extension)", multiline=False, size_hint_y=None, height=40)
        filename_input.disabled = False  # Ensure it is enabled by default
        content.add_widget(filechooser)
        content.add_widget(filename_input)

        # Add a Save button to the dialog
        save_button = Button(text="Save", size_hint_y=None, height=50)
        content.add_widget(save_button)

        # Function to handle file selection and filename input visibility
        def handle_selection(*args):
            if filechooser.selection:
                # Enable the save button if a file is selected
                save_button.disabled = False
                filename_input.disabled = True  # Disable filename input when a file is selected
            else:
                # If no file is selected, enable filename input
                save_button.disabled = False
                filename_input.disabled = False

        filechooser.bind(selection=handle_selection)

        # Function to handle the save action when the button is clicked
        def save_to_file(instance):
            selected_file = filechooser.selection
            path = filechooser.path
            filename = ""

            if selected_file:
                # File is selected, use it to save content
                filename = selected_file[0]
                print(f"Saving to {path}/{filename}")  # Debugging line
            elif filename_input.text:
                # No file selected, use the input for a new filename
                filename = filename_input.text
                if not filename.endswith('.txt'):
                    filename += '.txt'  # Ensure the file has the .txt extension

            if filename:
                try:
                    with open(f"{path}/{filename}", 'w') as file:
                        file.write(self.text_input.text)
                    self.text_input.text = ""  # Clear text input after saving
                    self.popup.dismiss()  # Close the popup after saving
                except Exception as e:
                    print(f"Error saving file: {e}")
            else:
                print("No filename entered!")

        save_button.bind(on_press=save_to_file)

        # Open the popup with the file chooser and save button
        self.popup = Popup(title="Save File", content=content, size_hint=(0.9, 0.9))
        self.popup.open()

if __name__ == "__main__":
    NotepadApp().run()