app.py

from flask import Flask, request, render_template
import os
import json

# Define the paths to the config files
file_types_file = "config/file_types.json"
exclude_folders_file = "config/exclude_folders.json"

# Create an app instance with the name bingo
app = Flask("binGo")

# Define a function that recursively lists all files in a given folder that match the given file types and exclude the given folders
def list_files(folder, file_types, exclude_folders):
    # Initialize an empty list to store the file paths
    files = []
    # Loop through each item in the folder
    for item in os.listdir(folder):
        # Get the full path of the item
        path = os.path.join(folder, item)
        # If the item is a file and has an extension that matches the file types, append it to the list
        if os.path.isfile(path) and path.endswith(tuple(file_types)):
            files.append(path)
        # If the item is a directory and is not in the exclude folders, call the function recursively and extend the list
        elif os.path.isdir(path) and item not in exclude_folders:
            files.extend(list_files(path, file_types, exclude_folders))
    # Return the list of files
    return files

# Define a route that takes a folder address as a parameter
@app.route("/<path:folder>")
def show_files(folder):
    # Get the absolute path of the folder
    folder = os.path.abspath(folder)
    # Check if the folder exists
    if os.path.exists(folder) and os.path.isdir(folder):
        # Read the file types file and parse it to a list
        with open(file_types_file, "r") as f:
            file_types = json.load(f)

        # Read the exclude folders file and parse it to a list
        with open(exclude_folders_file, "r") as f:
            exclude_folders = json.load(f)
        
        # Get the list of files in the folder and its subfolders that match the file types and exclude the folders
        files = list_files(folder, file_types, exclude_folders)
        
        # Initialize an empty list to store the file extensions and contents
        files_data = []
        # Loop through each file
        for file in files:
            # Get the relative path of the file
            relative_path = os.path.relpath(file, folder)
            
            # Open the file and read its content
            with open(file, "r", encoding='utf-8-sig') as f:
                content = f.read()
            
            # Get the extension of the file
            extension = os.path.splitext(file)[1][1:]
            
            # Append the file relative path, extension and content to the list
            files_data.append((relative_path, extension, content))

        # Render the index template with the folder and files data
        return render_template("index.html", folder=folder, files_data=files_data)
    # If the folder does not exist, return an error message
    else:
        return "<H1>Invalid folder address. Please enter a valid folder address.</H1>"

# Return an error if route is blank
@app.route("/")
def error():
    return "<H1>Please enter a folder address.</H1>"