use ui::layout::{CursorState, Vec2};
use winit::event::WindowEvent;

use crate::testing::Client;

#[derive(Default)]
pub struct Input {
    mouse_pos: Vec2,
    mouse_pressed: bool,
    mouse_exists: bool,
}

impl Input {
    pub fn event(&mut self, event: &WindowEvent) {
        match event {
            WindowEvent::CursorMoved { position, .. } => {
                self.mouse_pos = Vec2::new(position.x as f32, position.y as f32);
                self.mouse_exists = true;
            }
            WindowEvent::MouseInput { state, button, .. } => match button {
                winit::event::MouseButton::Left => {
                    self.mouse_pressed = state.is_pressed();
                }
                _ => (),
            },
            _ => (),
        }
    }
}

impl Client {
    pub fn window_size(&self) -> Vec2 {
        let size = self.renderer.window().inner_size();
        (size.width, size.height).into()
    }

    pub fn cursor_state(&self) -> CursorState {
        CursorState {
            pos: self.input.mouse_pos,
            exists: self.input.mouse_exists,
            pressed: self.input.mouse_pressed,
        }
    }
}