90 lines
3.0 KiB
GDScript
90 lines
3.0 KiB
GDScript
extends Node
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## The card class [br][br]
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##
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##
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## Contains helper text for the text, the cards ID, and the image path.
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## The goal of this class is to make card management easier.
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# we want to use this to convert the mana cost into text
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# in the helper text box, but thats for the future
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const ManaCosts = preload("res://data/mana.gd")
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var cached = false
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var card_id = "placedholder_id"
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var card_name = "placeholder_name"
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var card_type = "placeholder_card_type"
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var oracle_text = "placeholder_oracle_text"
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var image_path = "placeholder_image_path"
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func _ready() -> void:
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load_card("d3f10f07-7cfe-4a6f-8de6-373e367a731b")
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pass
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## _check_cache
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## id - String containing the card's ID [br]
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## Checks if the card has already been cached
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func _check_cache(id) -> bool:
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if (FileAccess.file_exists("user://card_cache/" + id + "/card.json")):
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return true
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return false
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## _do_scryfall_get
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## id - String containing the card's ID [br]
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## Using the scryfall API, fetches JSON information about the card
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## caches this data to the disk at user://card_cache/[id].json, and
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## the image of the card at user://card_cache/[id].png
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func _scryfall_response(_result, response_code, _headers, body):
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if (response_code != 200):
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push_error("Failed to fetch card data from Scryfall")
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var unprocessed_body = body.get_string_from_utf8()
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var card_content = JSON.parse_string(unprocessed_body)
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if (card_content == null):
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push_error("Failed to parse the Scryfall card results.")
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var dir = DirAccess.open("user://")
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dir.make_dir_recursive("user://card_cache/" + card_content["id"] + "/") # lets ensure the path is there
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dir = null
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var card_cache = FileAccess.open("user://card_cache/" + card_content["id"] + "/card.json", FileAccess.WRITE)
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card_cache.store_string(unprocessed_body) # cache the json response
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card_cache = null # closes the file
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var image_uris = card_content["image_uris"]
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print(image_uris["png"])
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load_card(card_content["id"]) # call again, since we have filled the cache
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# TODO store image at the same spot ("user://card_cache/id.png")
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func _do_http_request(id) -> void:
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var httpr = HTTPRequest.new()
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add_child(httpr)
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httpr.request_completed.connect(_scryfall_response)
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var headers = PackedStringArray(["User-Agent: MTGUntapClone/0.1", "Accept: */*"])
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var error = httpr.request("https://api.scryfall.com/cards/" + id, headers)
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if error != OK:
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push_error("An error occurred in the Scryfall request.")
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func load_card(id) -> void:
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if !(_check_cache(id)):
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_do_http_request(id)
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return
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var ondisk_card = FileAccess.open("user://card_cache/" + id + "/card.json", FileAccess.READ)
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var card_json = JSON.parse_string(ondisk_card.get_as_text())
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# parse json here to get card content
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card_id = card_json["id"]
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card_name = card_json["name"]
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card_type = card_json["type_line"]
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oracle_text = card_json["oracle_text"]
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var image_uris = card_json["image_uris"]
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image_path = image_uris["png"] #TODO: change this to file path of the image
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ondisk_card = null
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## these variables above will be used for the helper boxes we draw
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## on hover, to make cards easier to read
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