extends Node
class_name NewsFetcher
## Fetches news/devlog entries from itch.io

signal news_fetched(news_items: Array)
signal news_fetch_failed(error: String)

var http_request: HTTPRequest

# itch.io doesn't have a public devlog API, so we'll fetch from a custom endpoint
# You can host this JSON alongside your game files on itch.io

func _ready() -> void:
	http_request = HTTPRequest.new()
	add_child(http_request)
	http_request.request_completed.connect(_on_request_completed)

func fetch_news() -> void:
	# Fetch from the version manifest which includes news
	print("[NewsFetcher] Fetching news from manifest...")
	var error := http_request.request(Config.VERSION_MANIFEST_URL)
	if error != OK:
		emit_signal("news_fetch_failed", "Failed to initiate news request")

func _on_request_completed(result: int, response_code: int, _headers: PackedStringArray, body: PackedByteArray) -> void:
	if result != HTTPRequest.RESULT_SUCCESS:
		emit_signal("news_fetch_failed", "Network error fetching news")
		return
	
	if response_code != 200:
		emit_signal("news_fetch_failed", "Server returned error: " + str(response_code))
		return
	
	var json := JSON.new()
	var parse_result := json.parse(body.get_string_from_utf8())
	if parse_result != OK:
		emit_signal("news_fetch_failed", "Failed to parse news data")
		return
	
	var data: Dictionary = json.data
	var news_items: Array = data.get("news", [])
	
	# Also include recent releases as news items
	var releases: Array = data.get("releases", [])
	for release in releases:
		news_items.append({
			"title": "Version " + release.get("version", "?") + " Released!",
			"date": release.get("date", ""),
			"content": _format_changelog(release.get("changelog", [])),
			"type": "release"
		})
	
	# Sort by date descending
	news_items.sort_custom(_sort_by_date)
	
	print("[NewsFetcher] Fetched ", news_items.size(), " news items")
	emit_signal("news_fetched", news_items)

func _format_changelog(changelog: Array) -> String:
	var text := ""
	for item in changelog:
		text += "• " + str(item) + "\n"
	return text.strip_edges()

func _sort_by_date(a: Dictionary, b: Dictionary) -> bool:
	var date_a: String = a.get("date", "")
	var date_b: String = b.get("date", "")
	return date_a > date_b  # Descending order