The Cove's shore life: crabs up the beach from dusk till dawn (keep to the sand, pinch if you get close, crab meat to cook), gulls after food on the sand and fish on a smoking rack; online too

scripts/creatures/thieves.gd

@@ -9,10 +9,16 @@ extends Node3D
 ## fox.gd). Food in a chest is never touched (that's what chests are for);
 ## the bear (bear_range.gd) is another matter.
 ##
+## In a land with gulls (the Cove, 0.6.0: its worldlet's "wildlife"), food
+## left on the sand draws a gull by day instead of a crow (gull.gd), and so
+## does fish on a smoking rack that nobody's watching: a gull snatches one
+## and flies off with it.
+##
 ## On a server this runs for everyone (thieves are wildlife: creature_net.gd).
 
 const CrowScript = preload("res://scripts/creatures/crow.gd")
 const FoxScript = preload("res://scripts/creatures/fox.gd")
+const GullScript = preload("res://scripts/creatures/gull.gd")
 
 const CHECK_EVERY := 5.0
 const UNWATCHED := 10.0
@@ -25,6 +31,7 @@ signal stolen(thief: Node, id: String, count: int)
 
 var world: Node3D
 var enabled := true
+var gulls := false               ## this land has gulls (the Cove)
 var _acc := 0.0
 var _unwatched: Dictionary = {}  ## pickup instance id -> seconds left alone
 var _rng := RandomNumberGenerator.new()
@@ -32,6 +39,7 @@ var _rng := RandomNumberGenerator.new()
 func setup(w: Node3D) -> void:
 	world = w
 	_rng.seed = w.terrain.noise_seed + 997
+	gulls = w.has_wildlife("gulls")
 
 func _physics_process(delta: float) -> void:
 	if enabled:
@@ -85,14 +93,28 @@ func step(dt: float) -> void:
 		_unwatched[k] = float(_unwatched.get(k, 0.0)) + since
 		if float(_unwatched[k]) >= NOTICE_AFTER and not _targeted(d) and alive().size() < MAX_THIEVES:
 			send(d)
+	if gulls and not night():
+		for r in racks():
+			if not gull_still_there(r):
+				continue
+			var k: int = r.get_instance_id()
+			seen[k] = true
+			if watched(r.global_position, UNWATCHED):
+				_unwatched.erase(k)
+				continue
+			_unwatched[k] = float(_unwatched.get(k, 0.0)) + since
+			if float(_unwatched[k]) >= NOTICE_AFTER and not _targeted(r) and alive().size() < MAX_THIEVES:
+				send(r)
 	for k in _unwatched.keys():
 		if not seen.has(k):
 			_unwatched.erase(k)
 
-## Sends a thief after `food`: a fox at dusk and night, otherwise a crow.
+## Sends a thief after `food`: a fox at dusk and night, otherwise a crow (a
+## gull on the sand, or at a smoking rack, where there are gulls).
 func send(food: Node3D) -> Node3D:
 	var fox := night()
-	var fp: Vector3 = food.global_position
+	var gull := not fox and gulls and (food.is_in_group("processor") or on_sand(food.global_position))
+	var fp: Vector3 = spot(food)
 	var from := Vector3.INF
 	for _i in range(12):
 		var a := _rng.randf() * TAU
@@ -104,8 +126,8 @@ func send(food: Node3D) -> Node3D:
 			break
 	if from == Vector3.INF:
 		return null
-	var t: AnimatableBody3D = (FoxScript if fox else CrowScript).new()
-	t.setup("fox" if fox else "crow", world, from, _rng.randi())
+	var t: AnimatableBody3D = (FoxScript if fox else (GullScript if gull else CrowScript)).new()
+	t.setup("fox" if fox else ("gull" if gull else "crow"), world, from, _rng.randi())
 	t.thieves = self
 	t.food = food
 	t.state = "sneak" if fox else "fly"
@@ -148,3 +170,63 @@ func grab(fox: Node, food: Node3D) -> Dictionary:
 ## A thief left with what it took (or empty-handed).
 func gone(t: Node) -> void:
 	t.queue_free()
+
+# --- gulls (the Cove) ----------------------------------------------------------------
+
+func on_sand(pos: Vector3) -> bool:
+	return world.terrain.on_sand(pos.x, pos.z)
+
+static func is_fish(id: String) -> bool:
+	return Dictionary(ItemDB.get_item(id).get("food", {})).get("diet", {}).has("fish")
+
+## This land's smoking racks.
+func racks() -> Array:
+	return get_tree().get_nodes_in_group("processor").filter(func(r): return is_instance_valid(r) and not r.is_queued_for_deletion() \
+		and String(r.item_id) == "smoking_rack" and world.is_ancestor_of(r))
+
+## Fish on a rack: the first id there is, or "".
+func _rack_fish(r: Node3D) -> String:
+	for st in r.inventory.slots:
+		if st != null and is_fish(String(st.id)):
+			return String(st.id)
+	return ""
+
+## Whether a gull's target is still worth it: food on the ground, or a rack
+## with fish on it.
+func gull_still_there(t: Node3D) -> bool:
+	if t == null or not is_instance_valid(t) or t.is_queued_for_deletion():
+		return false
+	if t.is_in_group("processor"):
+		return not _rack_fish(t).is_empty()
+	return still_there(t)
+
+## Where a thief lands for `t`: on food, or on the ground beside a rack.
+func spot(t: Node3D) -> Vector3:
+	if t.is_in_group("processor"):
+		var p: Vector3 = t.global_position + t.global_basis.z * 0.8
+		return Vector3(p.x, world.terrain.sample_height(p.x, p.z), p.z)
+	return t.global_position
+
+func gull_landed(_gull: Node, t: Node3D) -> void:
+	if t.is_in_group("processor"):
+		_tell(t.global_position, "A gull's at the fish on your smoking rack!")
+	else:
+		_tell(t.global_position, "A gull's landed by your %s!" % ItemDB.item_name(t.item_id).to_lower())
+
+## A gull takes one and flies off with it. Returns what it's carrying.
+func snatch(gull: Node, t: Node3D) -> Dictionary:
+	if not gull_still_there(t):
+		return {}
+	var c := {}
+	if t.is_in_group("processor"):
+		var id := _rack_fish(t)
+		t.inventory.remove(id, 1)
+		c = {"id": id, "count": 1, "extra": {}}
+	else:
+		c = {"id": String(t.item_id), "count": 1, "extra": t.extra.duplicate()}
+		t.amount = int(t.amount) - 1
+		if int(t.amount) <= 0:
+			world.take_dropped(t)
+	_tell(t.global_position, "A gull has snatched your %s!" % ItemDB.item_name(String(c.id)).to_lower())
+	stolen.emit(gull, String(c.id), 1)
+	return c