A!leys Galerie

extends Control

class_name AileyInventory

# =============================================
# MAGICAL CRAFTING RECIPE SYSTEM (Ailey's Twist)
# =============================================
enum CraftingRecipe:
	HEALTH_POTION,
	FIREBALL,
	MAGIC_SHIELD,
	SPEED_BOOST

var _crafting_recipes := [
	{
		name: "Health Potion",
		icon: "res://assets/icons/health.png",
		ingredients: [
			{"item": "Mana Crystal", "amount": 2},
			{"item": "Healing Herb", "amount": 1}
		],
		output: {"item": "Health Potion", "amount": 1},
		recipe_type: CraftingRecipe.HEALTH_POTION
	},
	{
		name: "Fireball",
		icon: "res://assets/icons/fireball.png",
		ingredients: [
			{"item": "Dragon Scale", "amount": 1},
			{"item": "Fire Gem", "amount": 1}
		],
		output: {"item": "Fireball", "amount": 1},
		recipe_type: CraftingRecipe.FIREBALL
	},
	{
		name: "Magic Shield",
		icon: "res://assets/icons/shield.png",
		ingredients: [
			{"item": "Mythril Plate", "amount": 3},
			{"item": "Arcane Crystal", "amount": 2}
		],
		output: {"item": "Magic Shield", "amount": 1},
		recipe_type: CraftingRecipe.MAGIC_SHIELD
	},
	{
		name: "Speed Boost",
		icon: "res://assets/icons/speed.png",
		ingredients: [
			{"item": "Phoenix Feather", "amount": 1},
			{"item": "Swiftness Potion", "amount": 1}
		],
		output: {"item": "Speed Boost", "amount": 1},
		recipe_type: CraftingRecipe.SPEED_BOOST
	}
]

# Inventory Item Structure
struct InventoryItem:
	export var id: String
	export var name: String
	export var icon_path: String
	export var count: int
	export var craftable: bool = false

# Crafting UI Structure
struct CraftingRecipeUI:
	export var recipe: CraftingRecipe
	export var icon: Texture2D
	export var title: String
	export var description: String

# =============================================
# STATE MANAGEMENT
# =============================================
var _inventory: Array[InventoryItem] = []
var _crafting_active: bool = false
var _selected_item: InventoryItem? = null
var _crafting_progress: float = 0.0

# =============================================
# UI REFERENCES
# =============================================
@onready var inventory_grid := $InventoryGrid
@onready var crafting_panel := $CraftingPanel
@onready var crafting_bar := $CraftingBar
@onready var crafting_display := $CraftingDisplay
@onready var crafting_button := $CraftingButton

# =============================================
# INITIALIZATION
# =============================================
func _ready():
	load_state()
 setup_ui()
 setup_drag_and_drop()

# =============================================
# CORE INVENTORY LOGIC
# =============================================
func add_item(id: String, name: String, icon_path: String, amount: int = 1, craftable: bool = false) -> void:
	var existing_index := _inventory.find_index(lambda item: item.id == id)

	if existing_index != -1:
		_inventory[existing_index].count += amount
		_inventory[existing_index].craftable = craftable
	else:
		var new_item := InventoryItem.new()
		new_item.id = id
		new_item.name = name
		new_item.icon_path = icon_path
		new_item.count = amount
		new_item.craftable = craftable
		_inventory.append(new_item)

 update_inventory_ui()

func remove_item(id: String, amount: int = 1) -> bool:
	var index := _inventory.find_index(lambda item: item.id == id)

	if index != -1 and _inventory[index].count >= amount:
		_inventory[index].count -= amount
		update_inventory_ui()
		return true
	return false

func can_craft(recipe: CraftingRecipe) -> bool:
	var recipe_data := get_recipe_data(recipe)
	var missing_ingredients := []

	for var ingredient in recipe_data.ingredients:
		if not remove_item(ingredient.item, ingredient.amount):
			missing_ingredients.append(ingredient.item)

	if missing_ingredients.size() > 0:
		notify("Need more: " + missing_ingredients.join(", "))
		return false

	# Crafting always succeeds in this magical system
	add_item(recipe_data.output.item, recipe_data.output.item, recipe_data.icon, recipe_data.output.amount)
	_crafting_progress = 0.0
	_crafting_active = false
 update_crafting_ui()
	return true

# =============================================
# CRAFTING SYSTEM
# =============================================
func start_crafting(recipe: CraftingRecipe) -> void:
	if _crafting_active:
		return

	_crafting_active = true
	_crafting_progress = 0.0
	_crafting_display.recipe = get_crafting_recipe_ui(recipe)
	_crafting_panel.visible = true
 update_crafting_ui()

func update_crafting_ui() -> void:
	if not _crafting_active:
		_crafting_panel.visible = false
		return

	# Animate progress
	_crafting_progress = clamp(_crafting_progress + 0.1, 0.0, 1.0)
	_crafting_display.progress = _crafting_progress

	if _crafting_progress >= 1.0:
		_crafting_progress = 1.0
		can_craft(_crafting_display.recipe.recipe)

# =============================================
# UI HANDLERS
# =============================================
func setup_ui() -> void:
	# Initialize grid
	inventory_grid.clear()

	# Add some default magical items
	add_item("mana_crystal", "Mana Crystal", "res://assets/icons/mana.png", 3)
	add_item("healing_herb", "Healing Herb", "res://assets/icons/herb.png", 2)
	add_item("dragon_scale", "Dragon Scale", "res://assets/icons/dragon.png", 1)
	add_item("fire_gem", "Fire Gem", "res://assets/icons/fire.png", 1)
	add_item("phoenix_feather", "Phoenix Feather", "res://assets/icons/feather.png", 1)
	add_item("swiftness_potion", "Swiftness Potion", "res://assets/icons/swift.png", 1)

	# Populate crafting recipes
	for var i in range(_crafting_recipes.size()):
		var recipe_ui := CraftingRecipeUI.new()
		recipe_ui.recipe = _crafting_recipes[i].recipe_type
		recipe_ui.icon = load(_crafting_recipes[i].icon) as Texture2D
		recipe_ui.title = _crafting_recipes[i].name
		recipe_ui.description = _crafting_recipes[i].description
		$CraftingRecipesContainer.add_child(RecipeButton.new().setup(recipe_ui))

 update_inventory_ui()

func update_inventory_ui() -> void:
	inventory_grid.clear()

	for var item in _inventory:
		var inventory_item := InventoryItemControl.new()
		inventory_item.setup(item)
		inventory_grid.add_child(inventory_item)

# =============================================
# DRAG & DROP IMPLEMENTATION
# =============================================
func setup_drag_and_drop() -> void:
	# Connect drag signals
	inventory_grid.connect("item_dragged", _on_item_dragged)
	$CraftingBar.connect("crafting_started", _on_crafting_started)

func _on_item_dragged(item_id: String) -> void:
	_selected_item = _inventory.find(lambda item: item.id == item_id)
	notify("Dragging: " + _selected_item.name)

func _on_crafting_started(recipe_type: CraftingRecipe) -> void:
	start_crafting(recipe_type)

# =============================================
# STATE PERSISTENCE
# =============================================
func save_state() -> void:
	var state := {
		"inventory": _inventory.map(lambda item: {
			"id": item.id,
			"name": item.name,
			"icon_path": item.icon_path,
			"count": item.count,
			"craftable": item.craftable
		}),
		"version": 1
	}

	ResourceSaver.save(state, "user://inventory_state.json")
	notify("State saved")

func load_state() -> void:
	var state_file := ResourceLoader.get_file("user://inventory_state.json")

	if state_file:
		var state := ResourceLoader.load(state_file) as Dictionary
		_inventory = state["inventory"].map(lambda item: InventoryItem.new() as InventoryItem).cast_array()
		notify("State loaded")

# =============================================
# HELPER METHODS
# =============================================
func get_recipe_data(recipe: CraftingRecipe) -> Dictionary:
	return _crafting_recipes.find(lambda r: r.recipe_type == recipe)

func get_crafting_recipe_ui(recipe: CraftingRecipe) -> CraftingRecipeUI:
	var recipe_data := get_recipe_data(recipe)
	var recipe_ui := CraftingRecipeUI.new()
	recipe_ui.recipe = recipe
	recipe_ui.icon = load(recipe_data.icon) as Texture2D
	recipe_ui.title = recipe_data.name
	recipe_ui.description = "Craft magical items with rare ingredients"
	return recipe_ui