client/hud: Added support for Unit and Tower keybinds

Those are defined on the assets files for units and towers and then loaded and validated
on init() so we know they are valid

assets/towers.json

@@ -2,11 +2,13 @@
     "soldier": {
         "range": 16,
         "damage": 5,
-        "gold": 10
+        "gold": 10,
+        "keybind": "w"
     },
     "monk": {
         "range": 80,
         "damage": 1,
-        "gold": 10
+        "gold": 10,
+        "keybind": "q"
     }
 }

assets/units.json

@@ -2,51 +2,61 @@
   "spirit":{
     "health": 100,
     "income": 1,
-    "gold": 10
+    "gold": 10,
+    "keybind":"1"
   },
   "spirit2":{
     "health": 200,
     "income": 2,
-    "gold": 20
+    "gold": 20,
+    "keybind":"2"
   },
   "flam2":{
     "health": 300,
     "income": 3,
-    "gold": 30
+    "gold": 30,
+    "keybind":"3"
   },
   "flam":{
     "health": 400,
     "income": 4,
-    "gold": 40
+    "gold": 40,
+    "keybind":"4"
   },
   "octopus":{
     "health": 500,
     "income": 5,
-    "gold": 50
+    "gold": 50,
+    "keybind":"5"
   },
   "octopus2":{
     "health": 600,
     "income": 6,
-    "gold": 60
+    "gold": 60,
+    "keybind":"6"
   },
   "raccon":{
     "health": 700,
     "income": 7,
-    "gold": 70
+    "gold": 70,
+    "keybind":"7"
   },
   "gold_racoon":{
     "health": 800,
     "income": 8,
-    "gold": 80
+    "gold": 80,
+    "keybind":"8"
   },
   "cyclope2":{
     "health": 900,
     "income": 9,
-    "gold": 90
+    "gold": 90,
+    "keybind":"9"
   },
   "cyclope":{
     "health": 1000,
     "income":10,
-    "gold": 100
+    "gold": 100,
+    "keybind":"0"
   }
 }

client/hud.go

@@ -13,6 +13,7 @@ import (
 	"github.com/ebitenui/ebitenui/image"
 	"github.com/ebitenui/ebitenui/widget"
 	"github.com/hajimehoshi/ebiten/v2"
+	"github.com/hajimehoshi/ebiten/v2/inpututil"
 	"github.com/xescugc/go-flux"
 	"github.com/xescugc/maze-wars/action"
 	"github.com/xescugc/maze-wars/inputer"
@@ -57,6 +58,32 @@ type SelectedTower struct {
 	Invalid bool
 }
 
+var (
+	// The key value of this maps is the TYPE of the Unit|Tower
+	unitKeybinds  = make(map[string]ebiten.Key)
+	towerKeybinds = make(map[string]ebiten.Key)
+)
+
+func init() {
+	for _, u := range unit.Units {
+		var k ebiten.Key
+		err := k.UnmarshalText([]byte(u.Keybind))
+		if err != nil {
+			panic(err)
+		}
+		unitKeybinds[u.Type.String()] = k
+	}
+
+	for _, t := range tower.Towers {
+		var k ebiten.Key
+		err := k.UnmarshalText([]byte(t.Keybind))
+		if err != nil {
+			panic(err)
+		}
+		towerKeybinds[t.Type.String()] = k
+	}
+}
+
 // NewHUDStore creates a new HUDStore with the Dispatcher d and the Game g
 func NewHUDStore(d *flux.Dispatcher, i inputer.Inputer, g *Game) (*HUDStore, error) {
 	hs := &HUDStore{
@@ -150,11 +177,18 @@ func (hs *HUDStore) Update() error {
 		}
 	}
 
-	// TODO: https://github.com/xescugc/maze-wars/issues/60
-	//if cp.Gold >= tower.Towers[tower.Soldier.String()].Gold && hs.input.IsKeyJustPressed(ebiten.KeyT) {
-	//actionDispatcher.SelectTower(tower.Soldier.String(), x, y)
-	//return nil
-	//}
+	for ut, kb := range unitKeybinds {
+		if inpututil.IsKeyJustPressed(kb) {
+			actionDispatcher.SummonUnit(ut, cp.ID, cp.LineID, hs.game.Store.Map.GetNextLineID(cp.LineID))
+			return nil
+		}
+	}
+	for tt, kb := range towerKeybinds {
+		if inpututil.IsKeyJustPressed(kb) {
+			actionDispatcher.SelectTower(tt, x, y)
+			return nil
+		}
+	}
 	if hst.TowerOpenMenuID != "" {
 		if hs.input.IsKeyJustPressed(ebiten.KeyEscape) {
 			actionDispatcher.CloseTowerMenu()
@@ -607,7 +641,7 @@ func (hs *HUDStore) buildUI() {
 
 		toolTxt := widget.NewText(
 			widget.TextOpts.Position(widget.TextPositionCenter, widget.TextPositionCenter),
-			widget.TextOpts.Text(fmt.Sprintf("Gold: %d\nHP: %.0f\nIncome: %d ", u.Gold, u.Health, u.Income), smallFont, color.White),
+			widget.TextOpts.Text(fmt.Sprintf("Gold: %d\nHP: %.0f\nIncome: %d\nKeybind: %s", u.Gold, u.Health, u.Income, u.Keybind), smallFont, color.White),
 			widget.TextOpts.WidgetOpts(widget.WidgetOpts.MinSize(100, 0)),
 		)
 		tooltipContainer.AddChild(toolTxt)
@@ -676,7 +710,7 @@ func (hs *HUDStore) buildUI() {
 
 		toolTxt := widget.NewText(
 			widget.TextOpts.Position(widget.TextPositionCenter, widget.TextPositionCenter),
-			widget.TextOpts.Text(fmt.Sprintf("Gold: %d\nRange: %.0f\nDamage: %.0f", t.Gold, t.Range, t.Damage), smallFont, color.White),
+			widget.TextOpts.Text(fmt.Sprintf("Gold: %d\nRange: %.0f\nDamage: %.0f\nKeybind: %s", t.Gold, t.Range, t.Damage, t.Keybind), smallFont, color.White),
 			widget.TextOpts.WidgetOpts(widget.WidgetOpts.MinSize(100, 0)),
 		)
 		tooltipContainer.AddChild(toolTxt)

tower/tower.go

@@ -16,6 +16,8 @@ type Tower struct {
 	Damage float64 `json:"damage"`
 	Gold   int     `json:"gold"`
 
+	Keybind string
+
 	Faceset image.Image
 }
 

unit/unit.go

@@ -16,6 +16,8 @@ type Unit struct {
 	Income int     `json:"income"`
 	Gold   int     `json:"gold"`
 
+	Keybind string
+
 	Faceset image.Image
 	Sprite  image.Image
 }