"""First-run setup window and packaged Python conversion worker."""
from pathlib import Path
import argparse,os,queue,runpy,sys,threading,traceback

ROOT=Path(getattr(sys,'_MEIPASS',Path(__file__).resolve().parents[1]))
sys.path.insert(0,str(ROOT))

def main():
    if len(sys.argv)>1 and sys.argv[1]=='--character-import':
        # Keep the importer inside the already versioned setup payload: even
        # protocol-1 updaters deliver it atomically with the game executable.
        importer=ROOT/'tools/mixamo_to_skate'
        sys.path.insert(0,str(importer))
        from main import main as import_character
        return import_character(sys.argv[2:])
    if len(sys.argv)>2 and sys.argv[1]=='--task':
        script=Path(sys.argv[2])
        if not script.is_absolute():script=ROOT/script
        script=script.resolve()
        if not script.is_relative_to((ROOT/'tools').resolve()):raise RuntimeError('Invalid conversion script')
        sys.path.insert(0,str(script.parent))
        sys.argv=[str(script),*sys.argv[3:]]
        runpy.run_path(str(script),run_name='__main__')
        return 0
    parser=argparse.ArgumentParser()
    parser.add_argument('--base',type=Path,required=True)
    parser.add_argument('--game-exe',type=Path,required=True)
    parser.add_argument('--refresh',action='store_true')
    args=parser.parse_args()
    import tkinter as tk
    from tkinter import filedialog,messagebox,ttk
    from tools.asset_pipeline.customiser_setup import install
    from tools.asset_pipeline.versions import installed, fingerprints, changed_groups
    previous=installed(args.base) if args.refresh else None
    changed=changed_groups(previous[1].get('pipelines',{}),fingerprints()) if previous else set()
    updating=previous is not None
    window=tk.Tk()
    window.title('Skate 3 Rust Engine setup')
    window.geometry('700x420');window.resizable(False,False)
    icon=ROOT/'docs/images/skating-crab.ico'
    if icon.is_file():window.iconbitmap(str(icon))
    frame=ttk.Frame(window,padding=24);frame.pack(fill='both',expand=True)
    ttk.Label(frame,text='Update game assets' if updating else 'Set up Skate 3 Rust Engine',font=('Segoe UI',20)).pack(anchor='w',pady=(0,16))
    ttk.Label(frame,text=('Changed asset groups: '+(', '.join(sorted(changed)) or 'character customiser')+'.\nOnly changed groups will be prepared again.\nYour previous character data remains until preparation succeeds.\nUse Update game assets to reuse your selected Xbox source,\nor choose its new location if it has moved.') if updating else 'Select your Skate 3 Xbox 360 ISO, or default.xex inside an\nextracted game folder. Keep the game data beside default.xex.\nSetup prepares the skater, customiser, animations and disc maps.\nNo other apps need installing.\n\nISO extraction needs internet access. Allow free disk space\nand time for the first conversion.',
              font=('Segoe UI',11),justify='left').pack(anchor='w')
    status=tk.StringVar(value='Choose your game to begin.')
    ttk.Label(frame,textvariable=status,wraplength=600).pack(anchor='w',pady=(18,8))
    progress=ttk.Progressbar(frame,mode='indeterminate');progress.pack(fill='x')
    messages=queue.Queue();running=False;success=False
    def start(folder=False,reuse=False):
        nonlocal running
        saved=previous[1].get('source') if previous else None
        iso=saved if reuse and saved and Path(saved).exists() else (filedialog.askdirectory(parent=window,title='Select the Skate 3 folder containing default.xex') if folder else
             filedialog.askopenfilename(parent=window,title='Select your Skate 3 Xbox 360 game',
                 filetypes=[('Xbox 360 game','*.iso *.xex'),('Xbox 360 ISO','*.iso'),('Xbox executable','*.xex')]))
        if not iso:return
        button.config(state='disabled');folder_button.config(state='disabled');running=True;progress.start()
        def work():
            try:
                install(Path(iso),args.base,args.game_exe,lambda text:messages.put(('progress',text)),refresh=updating)
                messages.put(('done','Ready'))
            except Exception as error:
                args.base.mkdir(parents=True,exist_ok=True)
                (args.base/'setup-error.log').write_text(traceback.format_exc(),encoding='utf-8')
                messages.put(('error',str(error)))
        threading.Thread(target=work,daemon=True).start()
    def close():
        if running:
            messagebox.showinfo('Setup running','Wait for the current conversion to finish. Your source game files are not modified.',parent=window)
        else:window.destroy()
    buttons=ttk.Frame(frame);buttons.pack(anchor='e',pady=18)
    folder_button=ttk.Button(buttons,text='Select extracted folder',command=lambda:start(True));folder_button.pack(side='left',padx=(0,8))
    button=ttk.Button(buttons,text='Update game assets' if updating else 'Select ISO or default.xex',command=lambda:start(reuse=updating));button.pack(side='left')
    def poll():
        nonlocal running,success
        while not messages.empty():
            kind,text=messages.get_nowait();status.set(text)
            if kind=='done':
                running=False;success=True;progress.stop();window.destroy();return
            if kind=='error':
                running=False;progress.stop();button.config(state='normal');folder_button.config(state='normal')
                messagebox.showerror('Setup could not finish',text+'\n\nDetails: '+str(args.base/'setup-error.log'),parent=window)
        window.after(100,poll)
    window.protocol('WM_DELETE_WINDOW',close)
    window.after(100,poll);window.mainloop()
    return 0 if success else 2

if __name__=='__main__':raise SystemExit(main())