use bitflags::bitflags;
pub use buffer_search::BufferSearchBar;
use gpui::{actions, Action, AppContext, IntoElement};
pub use mode::SearchMode;
use project::search::SearchQuery;
use ui::{prelude::*, Tooltip};
use ui::{ButtonStyle, Icon, IconButton};
//pub use project_search::{ProjectSearchBar, ProjectSearchView};
// use theme::components::{
//     action_button::Button, svg::Svg, ComponentExt, IconButtonStyle, ToggleIconButtonStyle,
// };

pub mod buffer_search;
mod history;
mod mode;
pub mod project_search;
pub(crate) mod search_bar;

pub fn init(cx: &mut AppContext) {
    menu::init();
    buffer_search::init(cx);
    project_search::init(cx);
}

actions!(
    search,
    [
        CycleMode,
        ToggleWholeWord,
        ToggleCaseSensitive,
        ToggleIncludeIgnored,
        ToggleReplace,
        SelectNextMatch,
        SelectPrevMatch,
        SelectAllMatches,
        NextHistoryQuery,
        PreviousHistoryQuery,
        ActivateTextMode,
        ActivateSemanticMode,
        ActivateRegexMode,
        ReplaceAll,
        ReplaceNext,
    ]
);

bitflags! {
    #[derive(Default)]
    pub struct SearchOptions: u8 {
        const NONE = 0b000;
        const WHOLE_WORD = 0b001;
        const CASE_SENSITIVE = 0b010;
        const INCLUDE_IGNORED = 0b100;
    }
}

impl SearchOptions {
    pub fn label(&self) -> &'static str {
        match *self {
            SearchOptions::WHOLE_WORD => "Match Whole Word",
            SearchOptions::CASE_SENSITIVE => "Match Case",
            SearchOptions::INCLUDE_IGNORED => "Include ignored",
            _ => panic!("{:?} is not a named SearchOption", self),
        }
    }

    pub fn icon(&self) -> ui::Icon {
        match *self {
            SearchOptions::WHOLE_WORD => ui::Icon::WholeWord,
            SearchOptions::CASE_SENSITIVE => ui::Icon::CaseSensitive,
            SearchOptions::INCLUDE_IGNORED => ui::Icon::FileGit,
            _ => panic!("{:?} is not a named SearchOption", self),
        }
    }

    pub fn to_toggle_action(&self) -> Box<dyn Action + Sync + Send + 'static> {
        match *self {
            SearchOptions::WHOLE_WORD => Box::new(ToggleWholeWord),
            SearchOptions::CASE_SENSITIVE => Box::new(ToggleCaseSensitive),
            SearchOptions::INCLUDE_IGNORED => Box::new(ToggleIncludeIgnored),
            _ => panic!("{:?} is not a named SearchOption", self),
        }
    }

    pub fn none() -> SearchOptions {
        SearchOptions::NONE
    }

    pub fn from_query(query: &SearchQuery) -> SearchOptions {
        let mut options = SearchOptions::NONE;
        options.set(SearchOptions::WHOLE_WORD, query.whole_word());
        options.set(SearchOptions::CASE_SENSITIVE, query.case_sensitive());
        options.set(SearchOptions::INCLUDE_IGNORED, query.include_ignored());
        options
    }

    pub fn as_button(
        &self,
        active: bool,
        action: impl Fn(&gpui::ClickEvent, &mut WindowContext) + 'static,
    ) -> impl IntoElement {
        IconButton::new(self.label(), self.icon())
            .on_click(action)
            .style(ButtonStyle::Subtle)
            .when(active, |button| button.style(ButtonStyle::Filled))
            .tooltip({
                let action = self.to_toggle_action();
                let label: SharedString = format!("Toggle {}", self.label()).into();
                move |cx| Tooltip::for_action(label.clone(), &*action, cx)
            })
    }
}

fn toggle_replace_button(
    active: bool,
    action: impl Fn(&gpui::ClickEvent, &mut WindowContext) + 'static,
) -> impl IntoElement {
    // todo: add toggle_replace button
    IconButton::new("buffer-search-bar-toggle-replace-button", Icon::Replace)
        .on_click(action)
        .style(ButtonStyle::Subtle)
        .when(active, |button| button.style(ButtonStyle::Filled))
        .tooltip(|cx| Tooltip::for_action("Toggle replace", &ToggleReplace, cx))
}

fn render_replace_button(
    action: impl Action + 'static + Send + Sync,
    icon: Icon,
    tooltip: &'static str,
    on_click: impl Fn(&gpui::ClickEvent, &mut WindowContext) + 'static,
) -> impl IntoElement {
    let id: SharedString = format!("search-replace-{}", action.name()).into();
    IconButton::new(id, icon)
        .tooltip({
            let action = action.boxed_clone();
            move |cx| Tooltip::for_action(tooltip, &*action, cx)
        })
        .on_click(on_click)
}