Refactored unit

scripts/battle/deployed_units/deployed_unit.gd

@@ -1,4 +1,49 @@
 class_name DeployedUnit extends Node2D
 
-# The unit represented by this deployment
+enum UnitState { ALIVE, DEAD }
+
 @export var unit: Unit
+
+var current_stats: DeployedUnitStats
+var tactics: Array[CombatTactic] = []
+var state: UnitState = UnitState.ALIVE
+
+signal unit_selected_changed(deployed: DeployedUnit, selected: bool)
+signal unit_allegiance_changed(deployed: DeployedUnit, allegiance: UnitAllegiance)
+signal unit_died(deployed: DeployedUnit)
+
+func _ready() -> void:
+	current_stats = DeployedUnitStats.from_unit_stats(unit.stats)
+	tactics = unit.tactics.duplicate()
+	_append_builtin_tactics()
+	unit_allegiance_changed.emit(self, unit.allegiance)
+
+func _append_builtin_tactics() -> void:
+	var attack := AttackCombatTactic.new()
+	attack.tactic_name = "Attack"
+	attack.tactic_range = UnitMatchingCombatTacticRange.new()
+	tactics.append(attack)
+
+	var defend := DefendCombatTactic.new()
+	defend.tactic_name = "Defend"
+	defend.tactic_range = AnyCombatTacticRange.new()
+	tactics.append(defend)
+
+func set_selected(selected: bool) -> void:
+	unit_selected_changed.emit(self, selected)
+
+func is_alive() -> bool:
+	return state == UnitState.ALIVE
+
+func take_damage(amount: int) -> void:
+	if state != UnitState.ALIVE:
+		return
+	current_stats.current_hp -= amount
+	if current_stats.current_hp <= 0:
+		current_stats.current_hp = 0
+		_die()
+
+func _die() -> void:
+	state = UnitState.DEAD
+	unit_died.emit(self)
+	queue_free()

scripts/battle/deployed_units/deployed_unit_stats.gd

@@ -5,10 +5,10 @@ class_name DeployedUnitStats extends Resource
 @export var current_sp: int
 @export var current_fs: int
 
-func _init() -> void:
-	_init_stats.call_deferred()
-
-func _init_stats() -> void:
-	current_hp = unit_stats.max_hp
-	current_sp = unit_stats.max_sp
-	current_fs = unit_stats.max_fs
+static func from_unit_stats(source: UnitStats) -> DeployedUnitStats:
+	var stats := DeployedUnitStats.new()
+	stats.unit_stats = source
+	stats.current_hp = source.max_hp
+	stats.current_sp = source.max_sp
+	stats.current_fs = source.max_fs
+	return stats