rudimentary card loading

caching.gd

@@ -0,0 +1,86 @@
+extends Node
+
+var _jpg_path
+var _png_path
+
+signal cache_done
+
+
+func _cache_error(err: String) -> String:
+	return "CACHE::ERROR::" + err + "\n"
+
+
+func _check_cache(id: String) -> bool:
+	if !FileAccess.file_exists("user://card_cache/" + id + "/card.json"):
+		return false
+	if !FileAccess.file_exists("user://card_cache/" + id + "/card.png"):
+		return false
+	if !FileAccess.file_exists("user://card_cache/" + id + "/card.jpg"):
+		return false
+	return true
+
+
+func fetch_card(id: String) -> void:
+	if _check_cache(id):
+		return
+
+	await _do_http_request_card(id)
+	await _do_http_request_imgs(id, _png_path, true)
+	await _do_http_request_imgs(id, _jpg_path, false)
+	cache_done.emit()
+
+
+func _do_http_request_imgs(id: String, image_path: String, png: bool) -> void:
+	var httpr = HTTPRequest.new()
+	add_child(httpr)
+
+	var headers = PackedStringArray(["User-Agent: MTGUntapClone/0.1", "Accept: */*"])
+	var error = httpr.request(image_path, headers)
+	if error != OK:
+		push_error(_cache_error("GET_REQUEST") + "An error occurred in the Scryfall request.")
+	var response = await httpr.request_completed
+
+	var img = Image.new()
+	var imgerr
+	if png:
+		imgerr = img.load_png_from_buffer(response[3])
+	else:
+		imgerr = img.load_jpg_from_buffer(response[3])
+	if imgerr != OK:
+		push_error(_cache_error("IMG_LOADING") + "Couldn't load the image.")
+
+	img.save_png("user://card_cache/" + id + ("/card.png" if png else "/card.jpg"))
+	img = null
+
+
+func _do_http_request_card(id: String) -> void:
+	var httpr = HTTPRequest.new()
+	add_child(httpr)
+	#httpr.request_completed.connect(_scryfall_card_response)
+	var headers = PackedStringArray(["User-Agent: MTGUntapClone/0.1", "Accept: */*"])
+	var error = httpr.request("https://api.scryfall.com/cards/" + id, headers)
+	if error != OK:
+		push_error(_cache_error("GET_REQUEST") + "An error occurred in the Scryfall request.")
+
+	var response = await httpr.request_completed
+
+	if response[0] != HTTPRequest.RESULT_SUCCESS:
+		push_error(_cache_error("GET_REQUEST") + "Failed to fetch card data from Scryfall")
+		return
+
+	var unprocessed_body = response[3].get_string_from_utf8()
+	var card_content = JSON.parse_string(unprocessed_body)
+	if card_content == null:
+		push_error(_cache_error("PARSING") + "Failed to parse the Scryfall card results.")
+
+	var dir = DirAccess.open("user://")
+	dir.make_dir_recursive("user://card_cache/" + id + "/")  # lets ensure the path is there
+	dir = null
+
+	var card_cache = FileAccess.open("user://card_cache/" + id + "/card.json", FileAccess.WRITE)
+	card_cache.store_string(unprocessed_body)  # cache the json response
+	card_cache = null  # closes the file
+
+	var image_uris = card_content["image_uris"]
+	_png_path = image_uris["png"]
+	_jpg_path = image_uris["normal"]

caching.gd.uid

@@ -0,0 +1 @@
+uid://cml6c3fdbyy75

card.gd

@@ -1,141 +1,83 @@
 extends TextureRect
-## The card class [br][br]
-##
+## The card class
 ##
+## Represents an instance of a card to be displayed on the tabletop.
 ## Contains helper text for the text, the cards ID, and the image path.
-## The goal of this class is to make card management easier.
 
-# we want to use this to convert the mana cost into text
-# in the helper text box, but thats for the future
+# TODO: Implement card utilities such as mana cost, land value, etc using api data.
 const ManaCosts = preload("res://data/mana.gd")
 
-signal cache_done
-
-var card_id = "placedholder_id"
-var card_name = "placeholder_name"
-var card_type = "placeholder_card_type"
-var oracle_text = "placeholder_oracle_text"
-var _png_path = "placeholder_image_path"
-var _jpg_path = "placeholder_image_path"
+var card_id: String
+var card_name: String
+var card_type: String
+var oracle_text: String
 
 
 func _card_error(error_type: String) -> String:
-	return "CARD::" + card_id + "::" + error_type + "\n"
+	return "ERROR::CARD::%s::%s::%s::\n" % [card_id, card_name, error_type]
 
 
-func _init(id) -> void:
+func init(id) -> void:
 	card_id = id
 
 
 func _ready() -> void:
-	if _check_cache(card_id):
-		return
-	await _do_cache_grab()
+	var load_status = _load_card()
+	if load_status != OK:
+		# TODO: No need to push another error as the failure state of loading does that already,
+		# if the card is not cached, perhaps a placeholder blank card can be used instead?
+		# Setting that up can be put here later...
+		push_error("Failed to load card.")
 
 
-func _do_cache_grab() -> void:
-	await _do_http_request_card()
-	await _do_http_request_imgs(_png_path, true)
-	await _do_http_request_imgs(_jpg_path, false)
-	cache_done.emit()
+func _load_card() -> Error:
+	if _load_data() != OK:
+		return FAILED
+
+	if _load_image() != OK:
+		return FAILED
+
+	return OK
 
 
-func _check_cache(id: String) -> bool:
-	if !FileAccess.file_exists("user://card_cache/" + id + "/card.json"):
-		return false
-	if !FileAccess.file_exists("user://card_cache/" + id + "/card.png"):
-		return false
-	if !FileAccess.file_exists("user://card_cache/" + id + "/card.jpg"):
-		return false
-	return true
+func _load_data() -> Error:
+	var cached_json = FileAccess.get_file_as_string("user://card_cache/" + card_id + "/card.json")
 
+	if cached_json.is_empty():
+		push_error("%s\nCard json data was not found in cache" % _card_error("CACHE"))
+		return FAILED
 
-func _do_http_request_imgs(image_path: String, png: bool) -> void:
-	var httpr = HTTPRequest.new()
-	add_child(httpr)
+	var card_json = JSON.parse_string(cached_json)
 
-	var headers = PackedStringArray(["User-Agent: MTGUntapClone/0.1", "Accept: */*"])
-	var error = httpr.request(image_path, headers)
-	if error != OK:
-		push_error(_card_error("GET_REQUEST") + "An error occurred in the Scryfall request.")
-	var response = await httpr.request_completed
-
-	var img = Image.new()
-	var imgerr
-	if png:
-		imgerr = img.load_png_from_buffer(response[3])
-	else:
-		imgerr = img.load_jpg_from_buffer(response[3])
-	if imgerr != OK:
-		push_error(_card_error("IMG_LOADING") + "Couldn't load the image.")
-
-	img.save_png("user://card_cache/" + card_id + ("/card.png" if png else "/card.jpg"))
-	img = null
-
-
-func _do_http_request_card() -> void:
-	var httpr = HTTPRequest.new()
-	add_child(httpr)
-	#httpr.request_completed.connect(_scryfall_card_response)
-	var headers = PackedStringArray(["User-Agent: MTGUntapClone/0.1", "Accept: */*"])
-	var error = httpr.request("https://api.scryfall.com/cards/" + card_id, headers)
-	if error != OK:
-		push_error(_card_error("GET_REQUEST") + "An error occurred in the Scryfall request.")
-
-	var response = await httpr.request_completed
-
-	if response[0] != HTTPRequest.RESULT_SUCCESS:
-		push_error(_card_error("GET_REQUEST") + "Failed to fetch card data from Scryfall")
-		return
-
-	var unprocessed_body = response[3].get_string_from_utf8()
-	var card_content = JSON.parse_string(unprocessed_body)
-	if card_content == null:
-		push_error(_card_error("PARSING") + "Failed to parse the Scryfall card results.")
-
-	var dir = DirAccess.open("user://")
-	dir.make_dir_recursive("user://card_cache/" + card_id + "/")  # lets ensure the path is there
-	dir = null
-
-	var card_cache = FileAccess.open(
-		"user://card_cache/" + card_id + "/card.json", FileAccess.WRITE
-	)
-	card_cache.store_string(unprocessed_body)  # cache the json response
-	card_cache = null  # closes the file
-
-	var image_uris = card_content["image_uris"]
-	_png_path = image_uris["png"]
-	_jpg_path = image_uris["normal"]
-
-
-## load_card
-##
-## Loads the card, returns false, and triggers
-## a cache fetch if the card is not in the cache,
-## otherwise sets the cards variables if the cache is present.
-func load_card() -> bool:
-	if !_check_cache(card_id):
-		await _do_cache_grab()
-		push_error(
-			(
-				_card_error("CACHE_FAIL")
-				+ "Cache wasn't ready, this card will need to be reinitialized"
-			)
-		)
-		return false
-
-	var ondisk_card = FileAccess.open(
-		"user://card_cache/" + card_id + "/card.json", FileAccess.READ
-	)
-	var card_json = JSON.parse_string(ondisk_card.get_as_text())
+	if card_json == null:
+		push_error("%s\nCard json data is could not be parsed as valid json" % _card_error("DATA"))
+		return FAILED
 
 	card_name = card_json["name"]
 	card_type = card_json["type_line"]
 	oracle_text = card_json["oracle_text"]
 
-	var img = Image.new()
-	img.load("user://card_cache/" + card_id + "/card.jpg")
-	texture = ImageTexture.create_from_image(img)
+	return OK
 
-	ondisk_card = null
-	return true
+
+func _load_image() -> Error:
+	# NOTE: Assuming we're going with using the .png cards on board.
+	var cached_img = FileAccess.get_file_as_bytes("user://card_cache/" + card_id + "/card.jpg")
+
+	if cached_img.is_empty():
+		push_error("%sCard on-board image was not found in cache" % _card_error("CACHE"))
+		return FAILED
+
+	var image = Image.new()
+	var image_status: Error = image.load_png_from_buffer(cached_img)
+
+	if image_status != OK:
+		push_error("%sCard on-board image failed to load correctly" % _card_error("IMAGE"))
+		return FAILED
+
+	var image_texture = ImageTexture.new()
+	image_texture.set_image(image)
+
+	texture = image_texture
+
+	return OK

card.tscn

@@ -0,0 +1,12 @@
+[gd_scene load_steps=2 format=3 uid="uid://cah3mvdnom1xg"]
+
+[ext_resource type="Script" uid="uid://b3yqd1qu7dyq" path="res://card.gd" id="1_kikvd"]
+
+[node name="Card" type="TextureRect"]
+offset_left = 794.0
+offset_top = 79.0
+offset_right = 919.0
+offset_bottom = 254.0
+expand_mode = 5
+stretch_mode = 4
+script = ExtResource("1_kikvd")

field.gd

@@ -0,0 +1,44 @@
+extends TextureRect
+
+var _screen_size: Vector2
+var _colors: Array[Color]
+
+var _card_scene = preload("res://card.tscn")
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	# TODO: Calculate this field's scale and position based on which no# field this is.
+	_screen_size = get_viewport_rect().size
+
+	var card = _card_scene.instantiate()
+
+	# TODO: Currently working with an already-cached card with a known ID to load this.
+	# Later on, the cards should be pulling the IDs directly from the library's list of IDs.
+	card.init("d3f10f07-7cfe-4a6f-8de6-373e367a731b")
+
+	add_child(card)
+
+
+func set_colors(colors: Array[Color]) -> void:
+	_colors = colors
+
+	# TODO: Method to take list of colors, split into this format of dictionary, and apply as gradient.
+	var gradient_data := {
+		0.0: Color.MAROON,
+		1.0: Color.MAROON,
+	}
+
+	var gradient := Gradient.new()
+	gradient.offsets = gradient_data.keys()
+	gradient.colors = gradient_data.values()
+
+	var gradient_texture = GradientTexture1D.new()
+	gradient_texture.gradient = gradient
+
+	texture = gradient_texture
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass

field.gd.uid

@@ -0,0 +1 @@
+uid://cqutu8u3qenu0

field.tscn

@@ -0,0 +1,9 @@
+[gd_scene load_steps=2 format=3 uid="uid://clnevm4xcexrs"]
+
+[ext_resource type="Script" uid="uid://cqutu8u3qenu0" path="res://field.gd" id="1_6e7u2"]
+
+[node name="Field" type="TextureRect"]
+offset_top = 540.0
+offset_right = 1920.0
+offset_bottom = 1080.0
+script = ExtResource("1_6e7u2")

library.gd

@@ -2,8 +2,9 @@ extends Node2D
 
 var _card_class = preload("res://card.gd")
 
-var lib_cards
-var num_cards
+# Library cards are represented as an array of card IDs.
+var lib_cards: Array[String] = []
+var num_cards: int = 0
 
 
 func _load_card_callback(card) -> void:
@@ -20,6 +21,11 @@ func _init(card_ids: Array) -> void:
 		num_cards += 1
 
 
+func init(card_ids: Array[String]) -> void:
+	for id in card_ids:
+		pass
+
+
 func add_cards(cards: Array, top: bool) -> void:
 	for card in cards:
 		add_card(card, top)

player.gd

@@ -1,32 +1,19 @@
 extends Node2D
 
-var _card_class = preload("res://card.gd")
+# var _card_class = preload("res://card.gd")
 
-var card
-
-
-func _on_request_completed(result, response_code, headers, body):
-	var json = JSON.parse_string(body.get_string_from_utf8())
-	print(json["name"])
-
-
-func _test_func():
-	card.load_card()
-	print(card.card_id)
-	print(card.card_name)
-	print(card.card_type)
-	print(card.oracle_text)
+var field_scene = preload("res://field.tscn")
+var fields: Array[Node] = []
 
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
-	# TODO: Create 2-4 player instances as children of this tabletop node.
-	card = _card_class.new("d3f10f07-7cfe-4a6f-8de6-373e367a731b")
-	add_child(card)
-
-	card.cache_done.connect(_test_func)
-
-	pass  # Replace with function body.
+	# The first field in the array will be the player's own field.
+	# Might be a better idea to have that in a seperate variable? idk
+	fields.append(field_scene.instantiate())
+	var colors: Array[Color] = [Color(1, 0, 1)]
+	fields[0].set_colors(colors)
+	add_child(fields[0])
 
 
 # Called every frame. 'delta' is the elapsed time since the previous frame.

player.tscn

@@ -1,22 +1,12 @@
-[gd_scene load_steps=4 format=3 uid="uid://cx0vga81xwckh"]
+[gd_scene load_steps=3 format=3 uid="uid://cx0vga81xwckh"]
 
 [ext_resource type="Script" uid="uid://w2rqm1u7p7im" path="res://player.gd" id="1_4flbx"]
 [ext_resource type="Script" uid="uid://bc51go8t8uvts" path="res://library.gd" id="2_onrkg"]
-[ext_resource type="Script" uid="uid://b3yqd1qu7dyq" path="res://card.gd" id="3_i3pqv"]
 
 [node name="Player" type="Node2D"]
 script = ExtResource("1_4flbx")
 
-[node name="Field" type="Node2D" parent="."]
-
 [node name="Hand" type="Node2D" parent="."]
 
 [node name="Library" type="Node2D" parent="."]
 script = ExtResource("2_onrkg")
-
-[node name="TextureRect" type="TextureRect" parent="."]
-offset_left = -1.0
-offset_top = 1.0
-offset_right = 39.0
-offset_bottom = 41.0
-script = ExtResource("3_i3pqv")