gui.py

import os
import threading

import customtkinter as ctk
from tkinter import filedialog

import converter

ctk.set_appearance_mode("dark")
ctk.set_default_color_theme("dark-blue")


def font(size, weight="normal"):
    return ctk.CTkFont(family="Rubik", size=size, weight=weight)


class ConverterApp(ctk.CTk):
    def __init__(self):
        super().__init__()
        self.title("File2File")
        self.geometry("460x400")
        self.resizable(False, False)
        self.configure(fg_color="#2b2b2b")

        self.source_path = ""
        self.output_base = ""
        self.output_path = ""

        self._build_ui()
        self.format_var.trace_add("write", self._on_format_changed)

    def _build_ui(self):
        ctk.CTkLabel(
            self, text="File2File",
            font=font(18, "bold"),
            text_color="#ffffff"
        ).pack(padx=24, pady=(22, 18), anchor="w")

        ctk.CTkLabel(self, text="Source File", font=font(11), text_color="#888888").pack(padx=24, anchor="w")
        src = ctk.CTkFrame(self, fg_color="#383838", corner_radius=0)
        src.pack(padx=24, pady=(4, 14), fill="x")
        ctk.CTkButton(
            src, text="Browse", width=72, height=28,
            fg_color="#484848", hover_color="#525252",
            text_color="#cccccc", font=font(12),
            corner_radius=0, command=self._browse_source
        ).pack(side="left", padx=10, pady=10)
        self.source_label = ctk.CTkLabel(src, text="No file selected", text_color="#777777", font=font(12), anchor="w")
        self.source_label.pack(side="left", padx=(0, 10), fill="x", expand=True)

        ctk.CTkLabel(self, text="Save As", font=font(11), text_color="#888888").pack(padx=24, anchor="w")
        out = ctk.CTkFrame(self, fg_color="#383838", corner_radius=0)
        out.pack(padx=24, pady=(4, 14), fill="x")
        ctk.CTkButton(
            out, text="Browse", width=72, height=28,
            fg_color="#484848", hover_color="#525252",
            text_color="#cccccc", font=font(12),
            corner_radius=0, command=self._browse_output
        ).pack(side="left", padx=10, pady=10)
        self.output_label = ctk.CTkLabel(out, text="No destination set", text_color="#777777", font=font(12), anchor="w")
        self.output_label.pack(side="left", padx=(0, 10), fill="x", expand=True)

        ctk.CTkLabel(self, text="Format", font=font(11), text_color="#888888").pack(padx=24, anchor="w")
        self.format_var = ctk.StringVar(value="MP4")
        ctk.CTkOptionMenu(
            self, variable=self.format_var,
            values=["MOV", "MP4", "MP3", "MKV", "WEBM", "PNG", "JPG", "WEBP", "GIF"],
            width=160, height=32,
            fg_color="#383838", button_color="#484848", button_hover_color="#525252",
            text_color="#cccccc", dropdown_fg_color="#383838", dropdown_hover_color="#484848",
            font=font(12), dropdown_font=font(12)
        ).pack(padx=24, pady=(4, 18), anchor="w")

        self.convert_btn = ctk.CTkButton(
            self, text="Convert", height=40,
            fg_color="#1a1a1a", hover_color="#111111",
            text_color="#ffffff", font=font(13, "bold"),
            corner_radius=0, command=self._start_conversion
        )
        self.convert_btn.pack(padx=24, fill="x")

        self.status_label = ctk.CTkLabel(self, text="Idle", font=font(11), text_color="#777777")
        self.status_label.pack(padx=24, pady=(12, 0), anchor="w")

    def _browse_source(self):
        path = filedialog.askopenfilename(
            filetypes=[("Media files", "*.mov *.mp4 *.mp3 *.mkv *.webm *.png *.jpg *.jpeg *.webp *.gif"), ("All files", "*.*")]
        )
        if path:
            self.source_path = path
            self.source_label.configure(text=path if len(path) <= 52 else f"…{path[-51:]}", text_color="#cccccc")

    def _browse_output(self):
        fmt = self.format_var.get().lower()
        path = filedialog.asksaveasfilename(
            defaultextension=f".{fmt}",
            filetypes=[(f"{fmt.upper()} file", f"*.{fmt}"), ("All files", "*.*")]
        )
        if path:
            self.output_base, _ = os.path.splitext(path)
            self._refresh_output_label()

    def _on_format_changed(self, *_args):
        self._refresh_output_label()

    def _refresh_output_label(self):
        if not self.output_base:
            return
        fmt = self.format_var.get().lower()
        self.output_path = f"{self.output_base}.{fmt}"
        self.output_label.configure(
            text=self.output_path if len(self.output_path) <= 52 else f"…{self.output_path[-51:]}",
            text_color="#cccccc"
        )

    def _start_conversion(self):
        if not self.source_path:
            self.status_label.configure(text="Select a source file first.")
            return
        if not self.output_base:
            self.status_label.configure(text="Set a destination path first.")
            return

        self._refresh_output_label()

        self.convert_btn.configure(state="disabled", text="Converting…")
        self.status_label.configure(text="Converting...")
        threading.Thread(target=self._run_conversion, daemon=True).start()

    def _run_conversion(self):
        dispatch = {
            "MOV": converter.to_mov, "MP4": converter.to_mp4,
            "MP3": converter.to_mp3, "MKV": converter.to_mkv,
            "WEBM": converter.to_webm, "PNG": converter.to_png,
            "JPG": converter.to_jpg, "WEBP": converter.to_webp,
            "GIF": converter.video_to_gif,
        }
        fmt = self.format_var.get()
        destination = self.output_path
        try:
            dispatch[fmt](self.source_path, destination)
            self.after(0, lambda: self.status_label.configure(text="Done.", text_color="#cccccc"))
        except Exception as exc:
            print(f"[Error] {exc}")
            self.after(0, lambda e=str(exc): self.status_label.configure(text=f"Error: {e[:60]}", text_color="#888888"))
        finally:
            self.after(0, lambda: self.convert_btn.configure(state="normal", text="Convert"))


if __name__ == "__main__":
    app = ConverterApp()
    app.mainloop()