extends InspectableEntity
class_name Plant

const PLANT_AREA_RADIUS = 20
const PLANT_INFLUENCE_RADIUS = 100
const HARVESTED_SEED_DISPLACEMENT_FACTOR = 100

const RANDOM_MAX_GROW_INTERVAL = Planet.PASS_DAY_ANIMATION_TIME/2. - 0.1
const PLANT_POINT_ICON = preload("res://common/icons/growth.svg")
const LIFETIME_ICON = preload("res://common/icons/calendar-week.svg") 
const SHOVEL_ICON = preload("res://common/icons/shovel.svg")
const GROWING_ICON = preload("res://common/icons/chevrons-up.svg") 

const SPRITE_SCENE : PackedScene = preload("res://entities/plants/plant_sprite.tscn")

enum State {PLANTED, GROWING, MATURE}

@export var plant_type: PlantType

var state: State = State.PLANTED: set = change_state
@export var day: int = 0 : set = set_day

@onready var plant_sprite: PlantSprite = generate_sprite()
@onready var collision_shape: CollisionShape2D = generate_collision_shape()
@onready var influence_zone : PlantInfluenceZone = generate_influence_zone()

var harvest_effects = []
var mature_effects = []
var cyclic_effects = []
var plant_score = 0
var plant_mutations : Array[PlantMutation] = []

func _init(
	_plant_type : PlantType,
	_planet : Planet,
	_plant_mutations : Array[PlantMutation] = []
):
	plant_type = _plant_type
	harvest_effects = plant_type.default_harvest_effects.duplicate_deep()
	mature_effects = plant_type.default_mature_effects.duplicate_deep()
	cyclic_effects = plant_type.default_cyclic_effects.duplicate_deep()

	planet = _planet

	plant_mutations = _plant_mutations

func pointer_text() -> String:
	var state_text = "Growing"
	if state == State.MATURE: state_text = "Mature"
	return state_text + " " + plant_type.name

func inspect(is_inspected : bool = true):
	modulate = MODULATE_INSPECTED_COLOR if is_inspected else default_modulate
	influence_zone.show_influence = is_inspected

func inspector_info() -> Inspector.Info:
	var info = Inspector.Info.new(
		pointer_text(),
		"",
		plant_type.mature_texture
	)

	for m in plant_mutations:
		info.framed_infos.append(
			PlantMutation.get_framed_info_from_mutation(m)
		)

	info.framed_infos.append_array(
		PlantEffect.get_framed_info_from_all_trigger_effects(
			mature_effects, harvest_effects, cyclic_effects
		)
	)

	info.stat_infos.append(
		Inspector.StatInfo.new(
			"Day [b]%d[/b]" % day,
			LIFETIME_ICON
		)
	)

	if state != State.MATURE:
		info.stat_infos.append_array([
			Inspector.StatInfo.new(
				"Mature on day [b]%d[/b]" % calculate_grow_time(),
				GROWING_ICON,
			),
			Inspector.StatInfo.new(
				"[b]%d[/b]" % [
					calculate_plant_score()
				],
				PLANT_POINT_ICON
			),
		])
	else:
		info.stat_infos.append(
			Inspector.StatInfo.new(
				"[b]%d[/b] point%s" % [
					calculate_plant_score(),
					"s" if calculate_plant_score() > 0 else ""
				],
				PLANT_POINT_ICON
			),
		)

	return info

func generate_sprite() -> PlantSprite:
	var sprite_object : PlantSprite = SPRITE_SCENE.instantiate()

	add_child(sprite_object)
	sprite_object.update_plant_sprite(self)
	sprite_object.generate_mutation_effects(self)

	return sprite_object

func generate_collision_shape() -> CollisionShape2D:
	var collision = CollisionShape2D.new()
	var shape = CircleShape2D.new()
	shape.radius = PLANT_AREA_RADIUS

	collision.shape = shape
	add_child(collision)

	return collision

func generate_influence_zone() -> PlantInfluenceZone:
	var zone = PlantInfluenceZone.new(PLANT_INFLUENCE_RADIUS)

	add_child(zone)

	return zone

# Méthode déclenchée par la classe planet
func _pass_day():
	await get_tree().create_timer(randf_range(0., RANDOM_MAX_GROW_INTERVAL)).timeout
	
	if state == State.MATURE and len(cyclic_effects):
		for effect in cyclic_effects:
			effect.effect(self)
	
	day += 1

func set_day(d):
	day = d
	if day + 1 > calculate_grow_time():
		if state != State.MATURE:
			change_state(State.MATURE)
	elif day == 0:
		change_state(State.PLANTED)
	else:
		if state != State.GROWING:
			change_state(State.GROWING)

func calculate_plant_score() -> int:
	var mutated_plant_score = plant_type.default_plant_score if state == State.MATURE else 0

	for m in plant_mutations:
		mutated_plant_score = m.mutate_score(self, mutated_plant_score)
	
	return mutated_plant_score

func calculate_grow_time() -> int:
	var mutated_grow_time = plant_type.default_growing_time

	for m in plant_mutations:
		mutated_grow_time = m.mutate_grow_time(self, mutated_grow_time)

	return mutated_grow_time

func change_state(_state: State):
	state = _state

	if state == State.MATURE and len(mature_effects):
		for effect in mature_effects:
			if effect :	effect.effect(self)
		for effect in cyclic_effects:
			if effect :	effect.effect(self)

	plant_sprite.update_plant_sprite(self, true)

func harvest():
	if state == State.MATURE:
		for effect in harvest_effects:
			if effect :	effect.effect(self)

	plant_sprite.start_harvest_animation()
	await plant_sprite.harvest_animation_finished
	queue_free()