# --- FILE: gitsync_tool/gui/tabs/automation_tab.py ---

import tkinter as tk
from tkinter import ttk
from typing import Callable

from gitutility.gui.tooltip import Tooltip

class AutomationTab(ttk.Frame):
    """
    The 'Automation' tab in the main application notebook.
    This tab provides buttons for automated, multi-step tasks like updating a
    Gitea Wiki or analyzing and cleaning repository history.
    """

    def __init__(self, master: tk.Misc, **kwargs):
        """
        Initializes the Automation tab.

        Args:
            master: The parent widget (the ttk.Notebook).
            **kwargs: Dictionary of callbacks from the main controller.
        """
        super().__init__(master, padding=(10, 10))

        # Store callbacks
        self.update_gitea_wiki_callback = kwargs.get('update_gitea_wiki_cb')
        self.analyze_and_clean_history_callback = kwargs.get('analyze_and_clean_history_cb')
        
        # Get a reference to the main frame to access shared variables (like remote_url_var)
        self.main_frame = self.master.master

        # Configure layout
        self.columnconfigure(0, weight=1)

        # Create widgets
        self._create_widgets()

    def _create_widgets(self) -> None:
        """Creates and arranges all widgets for this tab."""
        # --- Wiki Synchronization Section ---
        wiki_frame = ttk.LabelFrame(
            self, text="Gitea Wiki Synchronization", padding=(10, 5)
        )
        wiki_frame.grid(row=0, column=0, sticky="ew", pady=(0, 10))

        ttk.Label(
            wiki_frame,
            text="Update Gitea Wiki pages using local files from the 'doc/' directory.",
            wraplength=450,
            justify=tk.LEFT
        ).pack(pady=(0, 10), fill="x", expand=True)

        self.update_wiki_button = ttk.Button(
            wiki_frame,
            text="Update Gitea Wiki Now",
            command=self.update_gitea_wiki_callback,
            state=tk.DISABLED
        )
        self.update_wiki_button.pack(pady=5)
        Tooltip(
            self.update_wiki_button,
            "Clones the associated Gitea Wiki repo, copies 'doc/Manual*.md' files,\n"
            "commits the changes, and pushes them to the remote wiki."
        )

        # --- History Cleaning Section ---
        history_frame = ttk.LabelFrame(
            self, text="Repository History Maintenance", padding=(10, 5)
        )
        history_frame.grid(row=1, column=0, sticky="ew")

        ttk.Label(
            history_frame,
            text="Analyze repository for committed files that should be ignored and offer to purge them from history.",
            wraplength=450,
            justify=tk.LEFT
        ).pack(pady=(0, 10), fill="x", expand=True)

        self.analyze_history_button = ttk.Button(
            history_frame,
            text="Analyze & Clean History...",
            command=self.analyze_and_clean_history_callback,
            state=tk.DISABLED
        )
        self.analyze_history_button.pack(pady=5)
        Tooltip(
            self.analyze_history_button,
            "DESTRUCTIVE: Analyze history for files to remove.\n"
            "This action can rewrite the entire repository history."
        )

    def set_action_widgets_state(self, state: str) -> None:
        """
        Sets the state of all action widgets in this tab.
        This tab has special logic: buttons are only enabled if a remote URL is present.
        """
        # Determine the base state (NORMAL or DISABLED)
        base_state = state
        
        # Check for remote URL presence by accessing the remote_tab's variable
        remote_url_present = False
        if hasattr(self.main_frame, 'remote_tab'):
            remote_url_present = bool(self.main_frame.remote_tab.remote_url_var.get().strip())
        
        # The final state is NORMAL only if the base state is NORMAL AND a remote URL is configured
        final_state = tk.NORMAL if base_state == tk.NORMAL and remote_url_present else tk.DISABLED

        widgets = [
            self.update_wiki_button,
            self.analyze_history_button,
        ]

        for widget in widgets:
            if widget and widget.winfo_exists():
                widget.config(state=final_state)