@tool
extends PanelContainer
class_name Feed

@export var avatarTexture: Texture2D = preload("res://icon.svg")
@export var displayName: String = "未命名饲料"
@export var fields: Array[FieldStore.Entity] = []
@export var fieldValues: Array[float] = []
@export var costs: Array[ItemStore.ItemType] = []
@export var costCounts: Array[int] = []

@onready var avatarRect: TextureRect = $"%avatar"
@onready var nameLabel: RichTextLabel = $"%name"
@onready var fieldsBox: VBoxContainer = $"%fields"
@onready var costsBox: GridContainer = $"%costs"
@onready var selectButton: Button = $"%selectBtn"

func _ready():
	selectButton.pressed.connect(
		func():
			apply(UIState.player)
			queue_free()
	)
func _process(_delta):
	avatarRect.texture = avatarTexture
	nameLabel.text = "[b]" + displayName + "[/b]"
	for i in fieldsBox.get_children():
		i.queue_free()
	var noField = true
	for i in range(min(fields.size(), fieldValues.size())):
		noField = false
		var field = fields[i]
		var value = fieldValues[i]
		var fieldShow: FieldShow = preload("res://components/UI/FieldShow.tscn").instantiate()
		fieldShow.field = field
		fieldShow.value = value
		fieldsBox.add_child(fieldShow)
	if noField:
		fieldsBox.add_child(QuickUI.smallText("无词条"))
	for i in costsBox.get_children():
		i.queue_free()
	for i in range(min(costs.size(), costCounts.size())):
		var cost = costs[i]
		var count = costCounts[i]
		var costShow: ItemShow = preload("res://components/UI/ItemShow.tscn").instantiate()
		costShow.type = cost
		costShow.count = count
		costsBox.add_child(costShow)

func apply(entity: EntityBase):
	var allHave = true
	for i in range(min(costs.size(), costCounts.size())):
		var item = costs[i]
		var count = costCounts[i]
		if entity.inventory[item] < count:
			allHave = false
			break
	if allHave:
		for i in range(min(costs.size(), costCounts.size())):
			var item = costs[i]
			var count = costCounts[i]
			entity.inventory[item] -= count
		for i in range(min(fields.size(), fieldValues.size())):
			var field = fields[i]
			var value = fieldValues[i]
			entity.fields[field] += value