1 files changed, 89 insertions, 0 deletions
diff --git a/go/game/unit.go b/go/game/unit.go
new file mode 100644
index 00000000..4c07d625
--- /dev/null
+++ b/go/game/unit.go
@@ -0,0 +1,89 @@
+package game
+
+import (
+	"golang.org/x/exp/slices"
+	"log"
+	"strconv"
+	"strings"
+)
+
+type UnitStates int
+
+const (
+	Paralysis UnitStates = iota + 1
+	Poison
+	Panic
+	Rage
+	Ward
+)
+
+type Attack struct {
+	Damage int
+	Range  int
+}
+
+func parseAttack(attack string) Attack {
+	tokens := strings.Split(attack, " ")
+	a, err := strconv.Atoi(tokens[0])
+	if err != nil {
+		log.Fatalf("Attack %s has no valid Damage value\n", attack)
+	}
+
+	r := 1
+	if len(tokens) == 3 {
+		r, err = strconv.Atoi(tokens[2])
+		if err != nil {
+			log.Fatalf("Attack %s has no valid Range value\n", attack)
+		}
+	}
+	return Attack{a, r}
+}
+
+type Unit struct {
+	Permanent
+	Health   int
+	Movement int
+	Attack   Attack
+	Upkeep   int
+	// FullActions []FullActions
+	// FreeActions []FreeActions
+	States []UnitStates
+	// Effects []Effects
+}
+
+func NewUnit(cardPath string, tile *Tile, owner *Player) *Unit {
+	card := NewCard(cardPath)
+
+	return &Unit{
+		Permanent{card, tile, 0, []*Permanent{}, owner, owner},
+		card.Values["health"].(int),
+		card.Values["movement"].(int),
+		parseAttack(card.Values["attack"].(string)),
+		card.Values["upkeep"].(int),
+		[]UnitStates{},
+	}
+}
+
+func (u *Unit) move(s *State, tile *Tile) {
+	if !slices.Contains(u.MoveRangeTiles(s.Map), tile) {
+		log.Panicf("Unit %s at %v can not move to %v", u.Card.Name, u.Tile.Position, tile.Position)
+	}
+
+	u.Tile.Permanent = nil
+	u.Tile = tile
+}
+
+func (u *Unit) MoveRangeTiles(m *Map) []*Tile {
+	tiles := []*Tile{}
+	for _, pos := range PositionsInRange(u.Tile.Position, u.Movement, false) {
+		tile := m.TileAt(pos)
+		if u.IsAvailableTile(tile) {
+			tiles = append(tiles, tile)
+		}
+	}
+	return tiles
+}
+
+func (u *Unit) IsAvailableTile(tile *Tile) bool {
+	return tile.IsFree()
+}