extends MainWindowTestSuite
## The About popup: the game's version history next to the server's.

const HISTORY: Array[Dictionary] = [
	{"version": "5.0.0", "changelog": ["Statistics for every soundtrack", "Tokens"]},
	{"version": "4.5.0", "changelog": ["Download the newest player"]},
]

var _popup: AboutPopup


func _before_window_starts() -> void:
	_server.respond_json("/version/history", HISTORY)


func before_test() -> void:
	await super()
	_popup = _window.get_node("AboutPopup")


func _open_with_top_bar_button() -> void:
	await _click_at((_window.get_node("TopBar/%AboutButton") as Control).get_global_rect()
			.get_center())


func test_about_button_opens_the_popup_and_clicking_outside_closes_it() -> void:
	await _open_with_top_bar_button()
	assert_bool(_popup.visible).is_true()

	await _click_at(Vector2(100, 1000))

	assert_bool(_popup.visible).is_false()


func test_shows_the_server_versions_in_the_servers_order() -> void:
	await _open_with_top_bar_button()

	assert_int(_server.count("/version/history")).is_equal(1)
	assert_str(_popup.server_version_label.text).is_equal("5.0.0")
	assert_str(_popup.server_history_label.text).is_equal(
			"5.0.0\nStatistics for every soundtrack\nTokens\n\n4.5.0\nDownload the newest player")


func test_still_shows_the_games_own_versions() -> void:
	await _open_with_top_bar_button()

	assert_str(_popup.version_label.text).is_equal(Settings.version)
	var lines: PackedStringArray = _popup.whats_new_label.text.split("\n")
	for version: String in AboutPopup.WHATS_NEW:
		assert_bool(lines.has(version)).override_failure_message(version + " is missing") \
				.is_true()
	assert_str(_popup.whats_new_label.text).starts_with(AboutPopup.WHATS_NEW.keys()[0] + "\n")


func test_columns_sit_side_by_side_in_the_window() -> void:
	await _open_with_top_bar_button()

	var game: Rect2 = _popup.find_child("PlayerHeader").get_global_rect()
	var server: Rect2 = _popup.find_child("ServerHeader").get_global_rect()
	assert_float(server.position.x).is_greater(game.end.x)
	assert_float(server.position.y).is_equal(game.position.y)
	assert_bool(Rect2(Vector2.ZERO, Vector2(1920, 1080)).encloses(
			_popup.about_panel.get_global_rect())).is_true()


func test_server_error_says_so() -> void:
	_server.respond_json("/version/history", {"error": "Internal Server Error"}, 500)

	await _open_with_top_bar_button()

	assert_str(_popup.server_version_label.text).is_equal("Could not reach the server")
	assert_str(_popup.server_history_label.text).is_empty()


func test_shows_loading_until_the_server_answers() -> void:
	_server.hold("/version/history")

	await _open_with_top_bar_button()

	assert_str(_popup.server_version_label.text).is_equal("Loading…")
	_server.release("/version/history")
	assert_str(_popup.server_version_label.text).is_equal("5.0.0")


func test_opening_again_asks_the_server_again() -> void:
	_popup.open()
	_popup.close()
	_popup.open()

	assert_int(_server.count("/version/history")).is_equal(2)


func test_description_is_centred_above_both_columns() -> void:
	await _open_with_top_bar_button()

	var description: Label = _popup.find_child("DescriptionLabel")
	assert_object(description.get_parent()).is_same(_popup.about_panel)
	assert_int(description.horizontal_alignment).is_equal(HORIZONTAL_ALIGNMENT_CENTER)
	assert_float(description.get_global_rect().end.y) \
			.is_less_equal(_popup.find_child("PlayerHeader").get_global_rect().position.y)
	assert_float(description.get_global_rect().get_center().x) \
			.is_equal_approx(_popup.about_panel.get_global_rect().get_center().x, 1.0)