import tkinter as tk
from tkinter import filedialog, messagebox
import os

class DIZEditorApp:
    def __init__(self, root):
        self.root = root
        self.root.title("DIZ Editor")
        self.root.geometry("600x400")
        self.filepath = None
        
        # Fuente monoespaciada
        self.monospace_font = ("Courier", 10)

        # Text editing frame
        self.text_frame = tk.Frame(self.root)
        self.text_frame.pack(fill=tk.BOTH, expand=True)

        self.text_vars = []
        self.text_entries = []
        self.char_counts = []
        
        for i in range(10):
            frame = tk.Frame(self.text_frame)
            frame.pack(fill=tk.X)
            
            text_var = tk.StringVar()
            text_entry = tk.Entry(frame, textvariable=text_var, width=45, font=self.monospace_font)
            text_entry.pack(side=tk.LEFT, fill=tk.X, expand=True)
            
            char_count = tk.Label(frame, text="0/45")
            char_count.pack(side=tk.RIGHT)
            
            text_var.trace_add('write', self.update_char_count(text_var, char_count))
            
            self.text_vars.append(text_var)
            self.text_entries.append(text_entry)
            self.char_counts.append(char_count)

        # File explorer frame
        self.file_frame = tk.Frame(self.root)
        self.file_frame.pack(fill=tk.X)
        self.file_label = tk.Label(self.file_frame, text="No file selected")
        self.file_label.pack(side=tk.LEFT)
        self.open_button = tk.Button(self.file_frame, text="Open", command=self.open_file)
        self.open_button.pack(side=tk.LEFT)
        self.save_button = tk.Button(self.file_frame, text="Save", command=self.save_file)
        self.save_button.pack(side=tk.LEFT)
        self.save_as_button = tk.Button(self.file_frame, text="Save As", command=self.save_as_file)
        self.save_as_button.pack(side=tk.LEFT)
        self.exit_button = tk.Button(self.file_frame, text="Exit", command=self.exit_app)
        self.exit_button.pack(side=tk.RIGHT)

    def update_char_count(self, text_var, char_count):
        def callback(*args):
            text = text_var.get()
            if len(text) > 45:
                text_var.set(text[:45])
            char_count.config(text=f"{len(text)}/45")
        return callback

    def open_file(self):
        filepath = filedialog.askopenfilename(filetypes=[("DIZ files", "*.diz")])
        if filepath:
            with open(filepath, 'r') as file:
                lines = file.readlines()
                for i in range(min(10, len(lines))):
                    self.text_vars[i].set(lines[i].strip())
                for i in range(len(lines), 10):
                    self.text_vars[i].set('')
            self.filepath = filepath
            self.file_label.config(text=os.path.basename(filepath))

    def save_file(self):
        if self.filepath:
            self.write_to_file(self.filepath)
        else:
            self.save_as_file()

    def save_as_file(self):
        filepath = filedialog.asksaveasfilename(defaultextension=".diz", filetypes=[("DIZ files", "*.diz")])
        if filepath:
            self.write_to_file(filepath)
            self.filepath = filepath
            self.file_label.config(text=os.path.basename(filepath))

    def write_to_file(self, filepath):
        with open(filepath, 'w') as file:
            for text_var in self.text_vars:
                file.write(text_var.get() + '\n')

    def exit_app(self):
        self.root.quit()

if __name__ == "__main__":
    root = tk.Tk()
    app = DIZEditorApp(root)
    root.mainloop()