bevy_combat 0.1.0

A sci-fi battle simulation implemented in the bevy engine.
Documentation 
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use bevy::prelude::*;

use crate::game::{game_loop_run_criteria, DESPAWN_STAGE};

pub mod attack;
pub mod damage;
pub mod effects;
pub mod mortal;
pub mod shields;
pub mod tools;

#[derive(Clone, Copy)]
pub struct Target(pub Option<Entity>);

impl Default for Target {
    fn default() -> Self {
        Target { 0: None }
    }
}

/// The team an entity is assigned to.
#[derive(Copy, Clone, PartialEq, Eq)]
pub struct Team(pub i32);

#[derive(PartialEq, Clone, Hash, Debug, Eq, SystemLabel)]
pub enum CombatSystems {
    Set,
}

#[derive(Default)]
pub struct CombatPlugin;

impl Plugin for CombatPlugin {
    fn build(&self, app: &mut AppBuilder) {
        app.add_system_set_to_stage(
            CoreStage::Update,
            SystemSet::new()
                .label(CombatSystems::Set)
                .with_run_criteria(game_loop_run_criteria())
                .with_system(
                    tools::update_cooldowns
                        .system()
                        .label(tools::ToolSystems::UpdateCooldowns),
                )
                .with_system(
                    tools::fire_targetted_tools
                        .system()
                        .label(tools::ToolSystems::FireTargettedTools),
                )
                .with_system(
                    effects::apply_effects
                        .system()
                        .label(effects::EffectSystems::ApplyEffects),
                )
                .with_system(
                    shields::shield_absorb_damage
                        .system()
                        .label(shields::ShieldSystems::AbsorbDamage)
                        .after(effects::EffectSystems::ApplyEffects),
                )
                .with_system(
                    damage::apply_damage
                        .system()
                        .label(damage::DamageSystems::ApplyDamage)
                        .after(shields::ShieldSystems::AbsorbDamage),
                )
                .with_system(
                    mortal::update_dieing
                        .system()
                        .label(mortal::MortalSystems::UpdateDieing),
                )
                .with_system(
                    mortal::check_for_dieing_entities
                        .system()
                        .label(mortal::MortalSystems::CheckForDieingEntities),
                )
                .with_system(
                    effects::remove_old_effects
                        .system()
                        .label(effects::EffectSystems::RemoveOldEffects),
                ),
        );
        app.add_system_to_stage(DESPAWN_STAGE, mortal::dispose_dieing.system());
    }
}