# This file is part of Gajim.
#
# SPDX-License-Identifier: GPL-3.0-only

from __future__ import annotations

from gi.repository import Adw
from gi.repository import Gtk

from gajim.common import app
from gajim.common.i18n import _
from gajim.common.modules.contacts import GroupchatContact

from gajim.gtk.builder import get_builder
from gajim.gtk.contact_name_entry import ContactNameEntry
from gajim.gtk.groupchat_affiliation import GroupchatAffiliation
from gajim.gtk.groupchat_blocks import GroupchatBlocks
from gajim.gtk.groupchat_config import GroupchatConfig
from gajim.gtk.groupchat_info import GroupChatInfoScrolled
from gajim.gtk.groupchat_manage import GroupchatManage
from gajim.gtk.groupchat_outcasts import GroupchatOutcasts
from gajim.gtk.groupchat_settings import GroupChatSettings
from gajim.gtk.omemo_trust_manager import OMEMOTrustManager
from gajim.gtk.sidebar_switcher import SideBarMenuItem
from gajim.gtk.sidebar_switcher import SideBarSwitcher
from gajim.gtk.structs import AccountJidParam
from gajim.gtk.window import GajimAppWindow


class GroupchatDetails(GajimAppWindow):
    def __init__(self, contact: GroupchatContact, page: str | None = None) -> None:
        GajimAppWindow.__init__(
            self,
            name="GroupchatDetails",
            title=_("Group Chat Details"),
            default_height=600,
        )

        self.account = contact.account
        self._client = app.get_client(contact.account)

        self._contact = contact
        self._contact.connect("avatar-update", self._on_avatar_update)
        self._contact.connect("disco-info-update", self._on_disco_info_update)

        self._ui = get_builder("groupchat_details.ui")

        self._switcher = SideBarSwitcher(width=250)
        self._switcher.set_with_menu(
            self._ui.main_stack,
            [
                SideBarMenuItem(
                    "information", _("Information"), icon_name="lucide-user-symbolic"
                ),
                SideBarMenuItem(
                    "settings", _("Settings"), icon_name="lucide-settings-symbolic"
                ),
                SideBarMenuItem(
                    "encryption-omemo",
                    _("Encryption (OMEMO)"),
                    icon_name="lucide-lock-symbolic",
                ),
                SideBarMenuItem(
                    "blocks",
                    _("Blocked Participants"),
                    icon_name="lucide-user-round-x-symbolic",
                ),
                SideBarMenuItem(
                    "manage",
                    _("Manage"),
                    group=_("Administration"),
                    icon_name="lucide-square-pen-symbolic",
                ),
                SideBarMenuItem(
                    "affiliations",
                    _("Affiliations"),
                    group=_("Administration"),
                    icon_name="lucide-users-symbolic",
                ),
                SideBarMenuItem(
                    "outcasts",
                    _("Outcasts"),
                    group=_("Administration"),
                    icon_name="lucide-users-symbolic",
                ),
                SideBarMenuItem(
                    "config",
                    _("Configuration"),
                    group=_("Administration"),
                    icon_name="lucide-settings-symbolic",
                ),
            ],
            visible=False,
        )

        toolbar = Adw.ToolbarView(content=self._switcher)
        toolbar.add_top_bar(Adw.HeaderBar())

        self._sidebar_page = Adw.NavigationPage(
            title=self._contact.name, tag="sidebar", child=toolbar
        )

        toolbar = Adw.ToolbarView(content=self._ui.main_stack)
        toolbar.add_top_bar(Adw.HeaderBar())

        content_page = Adw.NavigationPage(title=" ", tag="content", child=toolbar)

        nav = Adw.NavigationSplitView(sidebar=self._sidebar_page, content=content_page)

        self.set_child(nav)

        self._groupchat_manage: GroupchatManage | None = None

        self._add_groupchat_info()
        self._add_groupchat_settings()
        self._add_groupchat_encryption()
        self._add_blocks()

        if self._client.state.is_available and self._contact.is_joined:
            self._add_groupchat_manage()
            self._add_affiliations()
            self._add_outcasts()
            self._add_configuration()

        if page is not None:
            self._switcher.activate_item(page)
        else:
            self._switcher.activate_item("information")

    def _cleanup(self) -> None:
        del self._switcher
        del self._groupchat_manage
        del self._groupchat_info

    def _on_disco_info_update(
        self, _contact: GroupchatContact, _signal_name: str
    ) -> None:
        self._groupchat_info.set_info_from_contact(self._contact)

    def _on_avatar_update(self, _contact: GroupchatContact, _signal_name: str) -> None:
        assert self._groupchat_manage
        self._groupchat_manage.update_avatar()

    def _add_groupchat_manage(self) -> None:
        self._groupchat_manage = GroupchatManage(self.account, self._contact)
        self._ui.manage_box.append(self._groupchat_manage)
        self._switcher.set_item_visible("manage", True)

    def _add_groupchat_info(self) -> None:
        self._groupchat_info = GroupChatInfoScrolled(
            self._contact.account,
            width=600,
            edit_mode=True,
            show_users=False,
            add_padding=False,
        )
        self._connect(
            self._groupchat_info, "name-updated", self._on_contact_name_updated
        )
        self._groupchat_info.set_halign(Gtk.Align.FILL)
        self._groupchat_info.set_info_from_contact(self._contact)
        self._groupchat_info.set_subject(self._contact.subject)
        self._ui.info_container.append(self._groupchat_info)
        self._switcher.set_item_visible("information", True)

    def _add_groupchat_settings(self) -> None:
        self._ui.settings_box.append(GroupChatSettings(self.account, self._contact.jid))

        remove_history_button = Gtk.Button(label=_("Remove History…"))
        remove_history_button.set_halign(Gtk.Align.START)
        remove_history_button.add_css_class("destructive-action")
        params = AccountJidParam(account=self.account, jid=self._contact.jid)
        remove_history_button.set_action_target_value(params.to_variant())
        remove_history_button.set_action_name("app.remove-history")
        self._ui.settings_box.append(remove_history_button)
        self._switcher.set_item_visible("settings", True)

    def _add_groupchat_encryption(self) -> None:
        if self._contact.is_groupchat and self._contact.muc_context == "public":
            # OMEMO is not available for public group chats
            self._switcher.set_item_visible("encryption-omemo", False)
            return

        self._ui.encryption_box.set_child(
            OMEMOTrustManager(self._contact.account, self._contact)
        )
        self._switcher.set_item_visible("encryption-omemo", True)

    def _add_blocks(self) -> None:
        blocks = GroupchatBlocks(self._client, self._contact)
        self._ui.blocks_box.append(blocks)
        self._switcher.set_item_visible("blocks", True)

    def _add_affiliations(self) -> None:
        affiliations = GroupchatAffiliation(self._client, self._contact)
        self._ui.affiliation_box.append(affiliations)
        self._switcher.set_item_visible("affiliations", True)

    def _add_outcasts(self) -> None:
        affiliations = GroupchatOutcasts(self._client, self._contact)
        self._ui.outcasts_box.append(affiliations)
        self._switcher.set_item_visible("outcasts", True)

    def _add_configuration(self) -> None:
        config = GroupchatConfig(self._client, self._contact)
        self._ui.configuration_box.append(config)
        self._switcher.set_item_visible("config", True)

    def _on_contact_name_updated(self, _widget: ContactNameEntry, name: str) -> None:
        self._sidebar_page.set_title(name)
