Micro Input Milestone 1 implementation

.gitignore

@@ -1,2 +1 @@
-/target
-/dev_notes.txt
+/target

Cargo.toml

@@ -21,4 +21,5 @@ console_error_panic_hook = { version = "0.1.6", optional = true }
 serde = { version = "1.0", features = ["derive"] }
 serde_yaml = "0.8.14"
 rand = "0.7.3"
+oorandom = "11.1.3" # Just read the description at https://crates.io/crates/oorandom to see why I prefer to use this one
 lazy_static = "1.4.0"

assets/keymap.yaml

@@ -2,16 +2,35 @@
 104: MenuWest
 106: MenuSouth
 107: MenuNorth
-49:
+113:
   Teleport: 1
-50:
+119:
   Teleport: 2
-51:
+101:
   Teleport: 3
 108: MenuEast
 113: MenuCancel
 13: MenuSelect
-115: SpeedToggle
+120: SpeedToggle
+105: GameModeToggle
+# 77: MMove
+109: MMove
+97: AMove
+# 72: HoldPos
+104: HoldPos
+# 83: StopOrder
+115: StopOrder
+27: ResetInputState
+49: 
+  AutoSelect: 0
+50:
+  AutoSelect: 1
+51:
+  AutoSelect: 2
+52:
+  AutoSelect: 3
+53:
+  AutoSelect: 4
 72: CameraWest
 74: CameraSouth
 75: CameraNorth

assets/stat_defs.yaml

@@ -112,3 +112,11 @@ defs:
     min_value: 0.0
     max_value: 20.0
     icon_path: ~
+  AggroRange:
+    key: AggroRange
+    name: aggrorange
+    friendly_name: Aggro
+    default_value: 7.0
+    min_value: 1.0
+    max_value: ~
+    icon_path: ~

src/components.rs

@@ -1,4 +1,5 @@
 use crate::*;
+pub use std::collections::VecDeque;
 
 /// Tags this entity as a `Tower`.
 pub struct Tower;
@@ -20,6 +21,7 @@ pub enum Companion {
     /// A elephant companion
     Elephant(Entity),
 }
+
 /// Tags a tower projectile.
 pub struct TowerProjectile;
 /// Tags a core.
@@ -80,6 +82,20 @@ pub struct LineOfSight {
     pub range: i32,
 }
 
+/// Order queue component for micro-control (and maybe bots)
+pub struct OrderQueue {
+    /// List of orders for a unit.
+    pub orders: VecDeque<UnitOrder>,
+}
+
+impl OrderQueue {
+    /// Better to wrap a component creation in a function
+    pub fn new(orders: Vec<UnitOrder>) -> Self {
+        OrderQueue {
+            orders: VecDeque::from(orders),
+        }
+    }
+}
 /// Items available to buy
 #[derive(PartialEq, Eq, Copy, Clone, Debug)]
 pub struct ShelfItem(pub Items, pub i32);

src/events.rs

@@ -13,11 +13,26 @@ pub enum InputEvent {
     MenuCancel,
     SpeedToggle,
     ZoomToggle,
+    GameModeToggle,
     CameraNorth,
     CameraSouth,
     CameraEast,
     CameraWest,
     Teleport(u8),
+
+    /// Auto control group:
+    AutoSelect(u8),
+
+    /// Key to reset input state to default (default key Esc)
+    ResetInputState,
+    /// Key (default M) responsibe for M-move order was pressed
+    MMove,
+    /// A move order. (Defaut key A)
+    AMove,
+    /// Key (default M) responsibe for HoldPosition order was pressed
+    HoldPos,
+    /// Clear unit's order Queue. Default key S
+    StopOrder,
 }
 
 /// Events generated by the game's runtime.
@@ -46,12 +61,19 @@ pub enum GameEvent {
 }
 
 /// Events generated by mouse interaction.
-#[derive(PartialEq, Copy, Clone, Debug)]
+#[derive(PartialEq, Clone, Debug)]
 pub enum MouseEvent {
     /// A selectable entity was selected.
     EntitySelected(Entity),
     /// A clicable entity was clicked anywhere in the game.
     EntityClicked(Entity),
     /// A hoverable entity was hovered anywhere in the game.
     EntityHovered(Entity),
+    /// A point on a map was clicked. Contains all entity ID's on that point.
+    PositionClicked {
+        /// Position of the click
+        pos: Point,
+        /// Does that position contain entity (or is it an empty point)
+        entities: Option<Vec<Entity>>,
+    },
 }

src/ids.rs

@@ -5,6 +5,7 @@ pub enum Stats {
     Health,
     Defense,
     Attack,
+    AggroRange,
     Mana,
     AttackSpeed,
     EnemiesAround,

src/main.rs

@@ -67,6 +67,7 @@ mod render_map;
 mod resources;
 mod states;
 mod systems;
+mod unit_orders;
 mod utils;
 pub use self::components::*;
 pub use self::events::*;
@@ -76,6 +77,7 @@ pub use self::render_map::*;
 pub use self::resources::*;
 pub use self::states::*;
 pub use self::systems::*;
+pub use self::unit_orders::*;
 pub use self::utils::*;
 
 // Bridge between bracket-lib and minigene
@@ -133,13 +135,22 @@ fn main() -> BError {
         combine_collision_system,
         input_driver::<InputEvent>,
         update_mouse_events_system,
+        order_generation_system,
+        unit_selection_system,
+        control_group_system,
+        update_input_state_system, // should run before all other input systems
         update_collision_resource_system,
         handle_action_points_system,
         creep_spawner_system,
+        idle_order_system,
+        mmove_order_system,
+        amove_order_system,
+        holdpos_order_system,
         simple_destination_system,
         ai_pathing_system,
         movement_system,
         toggle_game_speed_system,
+        toggle_game_mode_system,
         win_condition_system,
         //leader1_simple_movement_system, // TODO re-enable & rewrite like simple_destination_system
         //leader2_simple_movement_system, // TODO re-enable & rewrite like simple_destination_system
@@ -181,6 +192,7 @@ fn main() -> BError {
         spawn_creep_system,
         spawn_leader_system,
         game_stats_updater_system,
+        order_completion_check_system,
         event_retrigger_system::<InputEvent, MoveCameraEvent>,
         move_camera_system,
     );
@@ -219,6 +231,10 @@ fn main() -> BError {
     world.initialize::<Components<Core>>();
     world.initialize::<Viewshed>();
     world.initialize::<TeamLeaders>();
+    world.initialize::<GameMode>();
+    world.initialize::<SelectedUnits>();
+    world.initialize::<InputState>();
+    world.initialize::<RandomNG>();
 
     *world.get_mut::<Option<CollisionResource>>().unwrap() = Some(CollisionResource::new(
         CollisionMap::new(MAP_SIZE_X, MAP_SIZE_Y),

src/render_map.rs

@@ -79,16 +79,41 @@ pub fn render_ui(world: &mut World, ctx: &mut BTerm) {
         let hm = world.get::<HashMap<char, InputEvent>>().unwrap();
         let mut keybinds = hm.iter().collect::<Vec<_>>();
         keybinds.sort_by(|t1, t2| format!("{:?}", t1.1).cmp(&format!("{:?}", t2.1)));
+        let mut offset = 0;
         for (idx, (k, v)) in keybinds.iter().enumerate() {
+            match v {
+                InputEvent::AutoSelect(..) => {
+                    offset += 1;
+                    continue;
+                }
+                _ => {}
+            }
             if **k as u32 == 13 {
-                ctx.print(PLAY_WIDTH + 1, 18 + idx, format!("Enter:{:?}", v));
+                ctx.print(PLAY_WIDTH + 1, 18 + idx - offset, format!("Enter:{:?}", v));
             } else if **k as u32 == 27 {
-                ctx.print(PLAY_WIDTH + 1, 18 + idx, format!("Esc:{:?}", v));
+                ctx.print(PLAY_WIDTH + 1, 18 + idx - offset, format!("Esc:{:?}", v));
             } else {
-                ctx.print(PLAY_WIDTH + 1, 18 + idx, format!("{}:{:?}", k, v));
+                ctx.print(PLAY_WIDTH + 1, 18 + idx - offset, format!("{}:{:?}", k, v));
             }
         }
 
+        let selected_units = world.get::<SelectedUnits>().unwrap();
+        ctx.print(PLAY_WIDTH + 1, SCREEN_HEIGHT - 9, "Selected Units");
+        ctx.print(
+            PLAY_WIDTH + 1,
+            SCREEN_HEIGHT - 8,
+            format!("{:.2}", selected_units.units.len()),
+        );
+
+        let input_state = world.get::<InputState>().unwrap();
+        let is_txt = match *input_state {
+            InputState::Default => "Default",
+            InputState::MMove => "Move",
+            InputState::AMove => "Attack",
+        };
+        ctx.print(PLAY_WIDTH + 1, SCREEN_HEIGHT - 11, "InputState: ");
+        ctx.print(PLAY_WIDTH + 1, SCREEN_HEIGHT - 10, format!("{:.2}", is_txt));
+
         let game_stats = world.get::<GameStats>().unwrap();
         ctx.print(PLAY_WIDTH + 1, SCREEN_HEIGHT - 7, "Total Damage");
         ctx.print(
@@ -110,3 +135,8 @@ pub fn render_ui(world: &mut World, ctx: &mut BTerm) {
         );
     }
 }
+/// Renders a cursor at mouse position
+pub fn render_cursor(world: &mut World, ctx: &mut BTerm) {
+    let mouse = world.get::<Mouse>().unwrap();
+    ctx.print(mouse.pos.0, mouse.pos.1, format!(">"));
+}

src/resources.rs

@@ -51,4 +51,66 @@ pub struct Mouse {
     pub pos: (i32, i32),
     /// The left button was clicked
     pub left_click: bool,
+    // /// The right button was clicked
+    // pub right_click: bool,
+}
+
+/// Current game mode. Used to disable/enable specific systems
+#[derive(PartialEq, Eq, Hash, Copy, Clone, Debug)]
+pub enum GameMode {
+    /// Default game mode
+    Shotcaller,
+    /// Game mode where player directly controls individual units (aka. traditional RTS controls).
+    MircoInput,
+}
+
+impl Default for GameMode {
+    fn default() -> Self {
+        GameMode::Shotcaller
+    }
+}
+
+/// State of UI for micro-input
+#[derive(PartialEq, Eq, Hash, Copy, Clone, Debug)]
+pub enum InputState {
+    /// Default state
+    Default,
+    /// State when next input is to be considered M-Move target
+    MMove,
+    /// State when next input is to be considered A-Move target
+    AMove,
+}
+
+impl Default for InputState {
+    fn default() -> Self {
+        InputState::Default
+    }
+}
+
+/// Stores units that were selected by the player
+#[derive(Clone, Debug, new)]
+pub struct SelectedUnits {
+    /// Vector of all selected Entities
+    pub units: Vec<Entity>,
+}
+
+impl Default for SelectedUnits {
+    fn default() -> Self {
+        SelectedUnits { units: vec![] }
+    }
+}
+
+/// Random number generator to be used in this game
+#[derive(Clone, Debug, new)]
+pub struct RandomNG {
+    /// rng
+    pub rng: oorandom::Rand32,
+}
+
+impl Default for RandomNG {
+    fn default() -> Self {
+        RandomNG {
+            rng: oorandom::Rand32::new(1),
+        }
+    }
 }

src/states/default.rs

@@ -41,13 +41,17 @@ impl minigene::State for DefaultState {
             }
             ctx.set_active_console(0);
             render_ui(world, ctx);
+            // TODO: Mouse cursor should be on top of all other sprites
+            render_cursor(world, ctx);
         }
 
         // Update mouse info
         {
             if let Ok(mut m) = world.get_mut::<Mouse>() {
                 m.pos = ctx.mouse_pos();
                 m.left_click = ctx.left_click;
+                // TODO: there is no variable ctx.right_click. Use rltk::Input::is_mouse_button_pressed(2)
+                //m.right_click = ctx.right_click;
             }
         }