use ::specs::prelude::*;

use super::{EffectSpawner, EffectType};
use crate::components::ApplyTeleport;

pub fn apply_teleport(ecs: &mut World, destination: &EffectSpawner, target: Entity) {
    let player_entity = ecs.fetch::<Entity>();
    if let EffectType::TeleportTo {
        x,
        y,
        depth,
        player_only,
    } = &destination.effect_type
    {
        if !*player_only || target == *player_entity {
            let mut apply_teleport = ecs.write_storage::<ApplyTeleport>();
            apply_teleport
                .insert(
                    target,
                    ApplyTeleport {
                        dest_x: *x,
                        dest_y: *y,
                        dest_depth: *depth,
                    },
                )
                .expect("Unable to insert intent to teleport");
        }
    }
}