//! Various interactions with the blast zones

use bevy::prelude::*;

use crate::{fighter::{FighterPendingRespawn, FighterTranslation, state::FighterState}, match_loading::MatchConfig, stage::manifest::{StageManifest, StageManifestRegistry}};

pub fn apply_blast_zones(
    stage_registry: Res<StageManifestRegistry>,
    stage_manifests: Res<Assets<StageManifest>>,
    match_config: Res<MatchConfig>,
    fighters: Query<(&FighterTranslation, &mut FighterPendingRespawn, &FighterState)>
) {
    let Some(stage_manifest_handle) = stage_registry.get(match_config.stage) else {
        return;
    };

    let Some(stage_manifest) = stage_manifests.get(&stage_manifest_handle) else {
        return;
    };

    for (translation, mut pending_respawn, state) in fighters {
        let is_off_the_left = translation.x < stage_manifest.blast_zone_top_left.x;
        let is_off_the_right = translation.x > stage_manifest.blast_zone_bottom_right.x;
        let is_off_the_top = translation.y > stage_manifest.blast_zone_top_left.y;
        let is_off_the_bottom = translation.y < stage_manifest.blast_zone_bottom_right.y;
        
        if is_off_the_left || is_off_the_bottom || is_off_the_right {
            pending_respawn.0 = true;
        } else if is_off_the_top {
            let is_in_hitstun = matches!(state, FighterState::Hitstun(..));
            if is_in_hitstun {
                pending_respawn.0 = true;
            }
        }
    }
}