Inventory UI & system combined. Dropping works, pickup works, work on UI

src/comps/core/inventory/player_inventory.rs

@@ -52,6 +52,7 @@ impl PlayerInventory {
         let mut inventory_slot = match slot {
             PlayerInventorySlotType::Primary => &mut self.primary,
             PlayerInventorySlotType::Secondary => &mut self.secondary,
+            _ => unimplemented!(),
         };
         let Some(firearm) = item.get_firearm() else { return; };
         inventory_slot.item = Some(firearm.get_item_box());
@@ -60,6 +61,7 @@ impl PlayerInventory {
         match slot {
             PlayerInventorySlotType::Primary => self.primary.item = None,
             PlayerInventorySlotType::Secondary => self.secondary.item = None,
+            _ => unimplemented!(),
         }
     } 
 }
@@ -91,6 +93,7 @@ pub fn drop_slot_in_game_world(
         PlayerInventorySlotType::Secondary => {
             player_inventory.get_secondary_mut()
         },
+        _ => { unimplemented!() }
     };
 
     match &item_inventory_slot.item {
@@ -111,7 +114,7 @@ pub fn drop_slot_in_game_world(
                                 );
                             }
                             player_inventory.drop_item(PlayerInventorySlotType::Primary);
-                            inventory_changed_events.send(PlayerInventoryChangedEvent { item: Some(firearm.get_item_arc()), slot_type: PlayerInventorySlotType::Primary });
+                            inventory_changed_events.send(PlayerInventoryChangedEvent { item: None, slot_type: PlayerInventorySlotType::Primary });
                         }
                         FirearmType::Secondary => {
                             if let Some(secondary) = player_inventory.get_secondary() {
@@ -124,7 +127,7 @@ pub fn drop_slot_in_game_world(
                                 );
                             }
                             player_inventory.drop_item(PlayerInventorySlotType::Secondary);
-                            inventory_changed_events.send(PlayerInventoryChangedEvent { item: Some(firearm.get_item_arc()), slot_type: PlayerInventorySlotType::Secondary });
+                            inventory_changed_events.send(PlayerInventoryChangedEvent { item: None, slot_type: PlayerInventorySlotType::Secondary });
                         }
                     }
                 },

src/comps/core/inventory/slot.rs

@@ -2,10 +2,23 @@ use bevy::reflect::Reflect;
 
 
 
-#[derive(Clone, Copy, Reflect, Default)]
+#[derive(Clone, Copy, Reflect, Default, PartialEq, Eq, PartialOrd, Ord)]
 pub enum PlayerInventorySlotType {
     #[default]
     Primary,
     Secondary,
+    Backpack,
+    BodyArmor,
     //Slots, // TODO: Pass which slot
+}
+
+impl PlayerInventorySlotType {
+    pub fn to_slot_title(&self) -> String {
+        match self {
+            PlayerInventorySlotType::Primary => String::from("Primary"),
+            PlayerInventorySlotType::Secondary => String::from("Secondary"),
+            PlayerInventorySlotType::Backpack => String::from("Backpack"),
+            PlayerInventorySlotType::BodyArmor => String::from("Body Armor"),
+        }
+    }
 }

src/comps/core/markers/inventory_screen.rs

@@ -1,4 +1,9 @@
 use bevy::ecs::component::Component;
 
+use crate::comps::core::inventory::slot::PlayerInventorySlotType;
+
 #[derive(Component)]
 pub struct InventoryScreenUiMarker;
+
+#[derive(Component, PartialEq, Eq, PartialOrd, Ord)]
+pub struct InventorySlotUiMarker(pub PlayerInventorySlotType);

src/logic/core/player/inventory.rs

@@ -28,8 +28,7 @@ pub fn update_player_inventory_system(
 
                 player_inventory::drop_slot_in_game_world(&mut commands, player_transform, &mut inventory_changed_events, &mut player_inventory, &assets_gltf, &loaded_gltf_assets, event.item.get_item_slot());
                 player_inventory.pickup_item(event.item.as_ref(), event.item.get_item_slot());
-                // TODO: Equip
+                inventory_changed_events.send(PlayerInventoryChangedEvent { item: Some(event.item.clone()), slot_type: event.item.get_item_slot() })
-
             }
         }
     }

src/ui/game/inventory/interactables.rs

@@ -0,0 +1,22 @@
+use bevy::prelude::*;
+
+use crate::comps::core::markers::inventory_screen::InventorySlotUiMarker;
+
+pub fn update_interactable_slot(
+    //mut commands: Commands,
+    mut query: Query<(Entity, &Interaction, &mut Style), (Changed<Interaction>, With<InventorySlotUiMarker>)>
+) {
+    for (_, interaction, mut style) in query.iter_mut() {
+        match *interaction {
+            Interaction::Pressed => {
+                println!("Clicked an Inventory Slot");
+            }
+            Interaction::Hovered => {
+                style.border = UiRect::all(Val::Px(1.5));
+            }
+            Interaction::None => {
+                style.border = UiRect::all(Val::Px(0.5));
+            }
+        }
+    }
+}

src/ui/game/inventory/menu.rs

@@ -1,7 +1,7 @@
 use bevy::{prelude::*, ui::FocusPolicy};
 
 use crate::{
-    comps::core::markers::inventory_screen::InventoryScreenUiMarker,
+    comps::core::{markers::inventory_screen::{InventoryScreenUiMarker, InventorySlotUiMarker}, inventory::slot::PlayerInventorySlotType, events::inventory_changed::PlayerInventoryChangedEvent},
     ui::game::game_ui_state::{GameUiState, GameUiWindow},
 };
 
@@ -23,7 +23,7 @@ pub fn setup_inventory_screen(mut commands: Commands) {
                     ..Default::default()
                 },
                 visibility: Visibility::Hidden,
-                background_color: BackgroundColor(Color::rgba(0.0, 0.0, 0.0, 0.9)),
+                background_color: BackgroundColor(Color::rgba(0.0, 0.0, 0.0, 0.8)),
                 focus_policy: FocusPolicy::Block,
                 ..Default::default()
             },
@@ -36,28 +36,30 @@ pub fn setup_inventory_screen(mut commands: Commands) {
         .spawn(NodeBundle {
             style: Style {
                 display: Display::Flex,
-                width: Val::Percent(50.0),
+                width: Val::Percent(40.0),
                 height: Val::Percent(100.0),
                 align_items: AlignItems::Center,
-                justify_content: JustifyContent::Center,
+                justify_content: JustifyContent::SpaceEvenly,
                 padding: UiRect::all(Val::Percent(5.0)),
                 flex_direction: FlexDirection::Column,
+                border: UiRect::all(Val::Px(0.5)),
                 ..Default::default()
             },
-            background_color: BackgroundColor(Color::RED),
+            background_color: BackgroundColor(Color::Rgba { red: 0.0, green: 0.0, blue: 0.0, alpha: 0.86 }),
+            border_color: BorderColor(Color::WHITE),
             ..Default::default()
         })
         .set_parent(background_id)
         .id();
     // Right panel
-    let right_panel_id = commands
+    let _right_panel_id = commands
         .spawn(NodeBundle {
             style: Style {
                 display: Display::Flex,
                 width: Val::Percent(50.0),
                 height: Val::Percent(100.0),
                 align_items: AlignItems::Center,
-                justify_content: JustifyContent::Center,
+                justify_content: JustifyContent::SpaceEvenly,
                 padding: UiRect::all(Val::Percent(5.0)),
                 flex_direction: FlexDirection::Column,
                 ..Default::default()
@@ -66,6 +68,130 @@ pub fn setup_inventory_screen(mut commands: Commands) {
         })
         .set_parent(background_id)
         .id();
+    // Inventory Equipment title
+    let _ = commands.spawn(
+        TextBundle {
+            text: Text::from_section("Equipment", TextStyle { font_size: 32.0, color: Color::WHITE, ..Default::default() }),
+            ..Default::default()
+        }.with_text_alignment(TextAlignment::Center)
+    ).set_parent(left_panel_id);
+
+    // First slot (Backpack and knife)
+    let body_slots_container = commands
+    .spawn(NodeBundle {
+        style: Style {
+            display: Display::Flex,
+            width: Val::Percent(90.0),
+            height: Val::Percent(30.0),
+            align_items: AlignItems::Center,
+            justify_content: JustifyContent::SpaceBetween,
+            //padding: UiRect::all(Val::Percent(5.0)),
+            flex_direction: FlexDirection::Row,
+            ..Default::default()
+        },
+        ..Default::default()
+    }).set_parent(left_panel_id).id();
+    // Body Armor container
+    let body_armor_slot_container = commands
+    .spawn((NodeBundle {
+        style: Style {
+            display: Display::Flex,
+            width: Val::Percent(47.0),
+            height: Val::Percent(100.0),
+            align_items: AlignItems::Center,
+            justify_content: JustifyContent::Center,
+            padding: UiRect::all(Val::Percent(5.0)),
+            flex_direction: FlexDirection::Column,
+            border: UiRect::all(Val::Px(0.5)),
+            ..Default::default()
+        },
+        border_color: BorderColor(Color::WHITE),
+        background_color: BackgroundColor(Color::Rgba { red: 0.0, green: 0.0, blue: 0.0, alpha: 0.96 }),
+        ..Default::default()
+    }, Interaction::default(), InventorySlotUiMarker(PlayerInventorySlotType::BodyArmor)
+    )).set_parent(body_slots_container).id();
+    // Backpack container
+    let backpack_slot_container = commands
+    .spawn((NodeBundle {
+        style: Style {
+            display: Display::Flex,
+            width: Val::Percent(47.0),
+            height: Val::Percent(100.0),
+            align_items: AlignItems::Center,
+            justify_content: JustifyContent::Center,
+            padding: UiRect::all(Val::Percent(5.0)),
+            flex_direction: FlexDirection::Column,
+            border: UiRect::all(Val::Px(0.5)),
+            ..Default::default()
+        },
+        border_color: BorderColor(Color::WHITE),
+        background_color: BackgroundColor(Color::Rgba { red: 0.0, green: 0.0, blue: 0.0, alpha: 0.96 }),
+        ..Default::default()
+    }, Interaction::default(), InventorySlotUiMarker(PlayerInventorySlotType::Backpack)
+    )).set_parent(body_slots_container).id();
+    // Body Armor Text
+    commands.spawn(TextBundle {
+        text: Text::from_section("Body Armor", TextStyle { font_size: 28.0, color: Color::WHITE, ..Default::default() }),
+        ..Default::default()
+    }.with_text_alignment(TextAlignment::Center))
+    .set_parent(body_armor_slot_container);
+    // Backpack Text
+    commands.spawn(TextBundle {
+        text: Text::from_section("Backpack", TextStyle { font_size: 28.0, color: Color::WHITE, ..Default::default() }),
+        ..Default::default()
+    }.with_text_alignment(TextAlignment::Center))
+    .set_parent(backpack_slot_container);
+
+    // Primary Slot
+    let primary_slot = commands
+        .spawn((NodeBundle {
+            style: Style {
+                display: Display::Flex,
+                width: Val::Percent(90.0),
+                height: Val::Percent(20.0),
+                align_items: AlignItems::Center,
+                justify_content: JustifyContent::Center,
+                padding: UiRect::all(Val::Percent(5.0)),
+                flex_direction: FlexDirection::Column,
+                border: UiRect::all(Val::Px(0.5)),
+                ..Default::default()
+            },
+            border_color: BorderColor(Color::WHITE),
+            background_color: BackgroundColor(Color::Rgba { red: 0.0, green: 0.0, blue: 0.0, alpha: 0.96 }),
+            ..Default::default()
+        }, Interaction::default(), InventorySlotUiMarker(PlayerInventorySlotType::Primary)
+    )).set_parent(left_panel_id).id();
+    // Secondary Slot
+    let secondary_slot = commands
+    .spawn((NodeBundle {
+        style: Style {
+            display: Display::Flex,
+            width: Val::Percent(90.0),
+            height: Val::Percent(20.0),
+            align_items: AlignItems::Center,
+            justify_content: JustifyContent::Center,
+            padding: UiRect::all(Val::Percent(5.0)),
+            flex_direction: FlexDirection::Column,
+            border: UiRect::all(Val::Px(0.5)),
+            ..Default::default()
+        },
+        border_color: BorderColor(Color::WHITE),
+        background_color: BackgroundColor(Color::Rgba { red: 0.0, green: 0.0, blue: 0.0, alpha: 0.96 }),
+        ..Default::default()
+    }, Interaction::default(), InventorySlotUiMarker(PlayerInventorySlotType::Secondary)
+    )).set_parent(left_panel_id).id();
+    // Primary Slot Text
+    commands.spawn(TextBundle {
+        text: Text::from_section("Primary", TextStyle { font_size: 28.0, color: Color::WHITE, ..Default::default() }),
+        ..Default::default()
+    }.with_text_alignment(TextAlignment::Center))
+    .set_parent(primary_slot);
+    // Secondary Slot Text
+    commands.spawn(TextBundle {
+        text: Text::from_section("Secondary", TextStyle { font_size: 28.0, color: Color::WHITE, ..Default::default() }),
+        ..Default::default()
+    }.with_text_alignment(TextAlignment::Center))
+    .set_parent(secondary_slot);
 
 }
 
@@ -73,6 +199,9 @@ pub fn update_inventory_screen(
     //mut commands: Commands,
     game_ui_state: Res<GameUiState>,
     mut inventory_screen_query: Query<&mut Visibility, With<InventoryScreenUiMarker>>,
+    inventory_slot_query: Query<(&InventorySlotUiMarker, &Children)>,
+    mut inventory_slot_text_query: Query<(&mut Text, Entity)>,
+    mut inventory_changed_events: EventReader<PlayerInventoryChangedEvent>,
 ) {
     for mut visibility in inventory_screen_query.iter_mut() {
         if game_ui_state.is_showing_window(GameUiWindow::InventoryMenu) {
@@ -81,4 +210,23 @@ pub fn update_inventory_screen(
             *visibility = Visibility::Hidden;
         }
     }
+
+    for event in inventory_changed_events.read() {
+        for (inventory_slot_ui_marker, children) in inventory_slot_query.iter() {
+            for (mut text, text_entity) in inventory_slot_text_query.iter_mut() {
+                for child in children {
+                    if child == &text_entity && event.slot_type == inventory_slot_ui_marker.0 {
+                        // Mutate text
+                        if let Some(section) = text.sections.first_mut() {
+                            section.value = match &event.item {
+                                Some(item) => item.inventory_title(),
+                                None => inventory_slot_ui_marker.0.to_slot_title(),
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
 }
+

src/ui/game/inventory/mod.rs

@@ -1,2 +1,3 @@
 pub mod menu;
 pub mod plugin;
+pub mod interactables;

src/ui/game/inventory/plugin.rs

@@ -1,12 +1,12 @@
 use bevy::prelude::*;
 
-use super::menu::{setup_inventory_screen, update_inventory_screen};
+use super::{menu::{setup_inventory_screen, update_inventory_screen}, interactables::update_interactable_slot};
 
 pub struct InventoryMenuPlugin;
 
 impl Plugin for InventoryMenuPlugin {
     fn build(&self, app: &mut App) {
         app.add_systems(Startup, setup_inventory_screen);
-        app.add_systems(Update, update_inventory_screen);
+        app.add_systems(Update, (update_inventory_screen, update_interactable_slot));
     }
 }