# ------------------------------------------------------------------------------
# ------------------------------------------------------------------------------
class DirectoryCtrl:
	extends HBoxContainer

	var text = "":
		get:
			return _txt_path.text
		set(val):
			_txt_path.text = val

	var _txt_path = LineEdit.new()
	var _btn_dir = Button.new()
	var _dialog = FileDialog.new()

	func _init():
		_btn_dir.text = "..."
		_btn_dir.connect("pressed", Callable(self, "_on_dir_button_pressed"))

		_txt_path.size_flags_horizontal = _txt_path.SIZE_EXPAND_FILL

		_dialog.mode = _dialog.FILE_MODE_OPEN_DIR
		_dialog.unresizable = false
		_dialog.connect("dir_selected", Callable(self, "_on_selected"))
		_dialog.connect("file_selected", Callable(self, "_on_selected"))
		_dialog.size = Vector2(1000, 700)

	func _on_selected(path):
		text = path

	func _on_dir_button_pressed():
		_dialog.current_dir = _txt_path.text
		_dialog.popup_centered()

	func _ready():
		add_child(_txt_path)
		add_child(_btn_dir)
		add_child(_dialog)

	func get_line_edit():
		return _txt_path


# ------------------------------------------------------------------------------
# ------------------------------------------------------------------------------
class FileCtrl:
	extends DirectoryCtrl

	func _init():
		_dialog.mode = _dialog.FILE_MODE_OPEN_FILE


# ------------------------------------------------------------------------------
# ------------------------------------------------------------------------------
class Vector2Ctrl:
	extends VBoxContainer

	var value = Vector2(-1, -1):
		get:
			return get_value()
		set(val):
			set_value(val)
	var disabled = false:
		get:
			return get_disabled()
		set(val):
			set_disabled(val)
	var x_spin = SpinBox.new()
	var y_spin = SpinBox.new()

	func _init():
		add_child(_make_one("x:  ", x_spin))
		add_child(_make_one("y:  ", y_spin))

	func _make_one(txt, spinner):
		var hbox = HBoxContainer.new()
		var lbl = Label.new()
		lbl.text = txt
		hbox.add_child(lbl)
		hbox.add_child(spinner)
		spinner.min_value = -1
		spinner.max_value = 10000
		spinner.size_flags_horizontal = spinner.SIZE_EXPAND_FILL
		return hbox

	func set_value(v):
		if v != null:
			x_spin.value = v[0]
			y_spin.value = v[1]

	# Returns array instead of vector2 b/c that is what is stored in
	# in the dictionary and what is expected everywhere else.
	func get_value():
		return [x_spin.value, y_spin.value]

	func set_disabled(should):
		get_parent().visible = !should
		x_spin.visible = !should
		y_spin.visible = !should

	func get_disabled():
		pass


# ------------------------------------------------------------------------------
# ------------------------------------------------------------------------------
var _base_container = null
var _base_control = null
const DIRS_TO_LIST = 6
var _cfg_ctrls = {}
var _avail_fonts = ["AnonymousPro", "CourierPrime", "LobsterTwo", "Default"]


func _init(cont):
	_base_container = cont

	_base_control = HBoxContainer.new()
	_base_control.size_flags_horizontal = _base_control.SIZE_EXPAND_FILL
	_base_control.mouse_filter = _base_control.MOUSE_FILTER_PASS

	# I don't remember what this is all about at all.  Could be
	# garbage.  Decided to spend more time typing this message
	# than figuring it out.
	var lbl = Label.new()
	lbl.size_flags_horizontal = lbl.SIZE_EXPAND_FILL
	lbl.mouse_filter = lbl.MOUSE_FILTER_STOP
	_base_control.add_child(lbl)


# ------------------
# Private
# ------------------
func _new_row(key, disp_text, value_ctrl, hint):
	var ctrl = _base_control.duplicate()
	var lbl = ctrl.get_child(0)

	lbl.hint_tooltip = hint
	lbl.text = disp_text
	_base_container.add_child(ctrl)

	_cfg_ctrls[key] = value_ctrl
	ctrl.add_child(value_ctrl)

	var rpad = CenterContainer.new()
	# rpad.custom_minimum_size.x = 5
	ctrl.add_child(rpad)

	return ctrl


func _add_title(text):
	var row = _base_control.duplicate()
	var lbl = row.get_child(0)

	lbl.text = text
	# lbl.align = Label.ALIGNMENT_CENTER
	_base_container.add_child(row)

	row.connect("draw", _on_title_cell_draw.bind(row))


func _add_number(key, value, disp_text, v_min, v_max, hint = ""):
	var value_ctrl = SpinBox.new()
	value_ctrl.value = value
	value_ctrl.size_flags_horizontal = value_ctrl.SIZE_EXPAND_FILL
	value_ctrl.min_value = v_min
	value_ctrl.max_value = v_max
	_wire_select_on_focus(value_ctrl.get_line_edit())

	_new_row(key, disp_text, value_ctrl, hint)


func _add_select(key, value, values, disp_text, hint = ""):
	var value_ctrl = OptionButton.new()
	var select_idx = 0
	for i in range(values.size()):
		value_ctrl.add_item(values[i])
		if value == values[i]:
			select_idx = i
	value_ctrl.selected = select_idx
	value_ctrl.size_flags_horizontal = value_ctrl.SIZE_EXPAND_FILL

	_new_row(key, disp_text, value_ctrl, hint)


func _add_value(key, value, disp_text, hint = ""):
	var value_ctrl = LineEdit.new()
	value_ctrl.size_flags_horizontal = value_ctrl.SIZE_EXPAND_FILL
	value_ctrl.text = value
	_wire_select_on_focus(value_ctrl)

	_new_row(key, disp_text, value_ctrl, hint)


func _add_boolean(key, value, disp_text, hint = ""):
	var value_ctrl = CheckBox.new()
	value_ctrl.button_pressed = value

	_new_row(key, disp_text, value_ctrl, hint)


func _add_directory(key, value, disp_text, hint = ""):
	var value_ctrl = DirectoryCtrl.new()
	value_ctrl.size_flags_horizontal = value_ctrl.SIZE_EXPAND_FILL
	value_ctrl.text = value
	_wire_select_on_focus(value_ctrl.get_line_edit())

	_new_row(key, disp_text, value_ctrl, hint)


func _add_file(key, value, disp_text, hint = ""):
	var value_ctrl = FileCtrl.new()
	value_ctrl.size_flags_horizontal = value_ctrl.SIZE_EXPAND_FILL
	value_ctrl.text = value
	_wire_select_on_focus(value_ctrl.get_line_edit())

	_new_row(key, disp_text, value_ctrl, hint)


func _add_color(key, value, disp_text, hint = ""):
	var value_ctrl = ColorPickerButton.new()
	value_ctrl.size_flags_horizontal = value_ctrl.SIZE_EXPAND_FILL
	value_ctrl.color = value

	_new_row(key, disp_text, value_ctrl, hint)


func _add_vector2(key, value, disp_text, hint = ""):
	var value_ctrl = Vector2Ctrl.new()
	value_ctrl.size_flags_horizontal = value_ctrl.SIZE_EXPAND_FILL
	value_ctrl.value = value
	_wire_select_on_focus(value_ctrl.x_spin.get_line_edit())
	_wire_select_on_focus(value_ctrl.y_spin.get_line_edit())

	_new_row(key, disp_text, value_ctrl, hint)


# -----------------------------


# ------------------
# Events
# ------------------
func _wire_select_on_focus(which):
	pass
	which.connect("focus_entered", _on_ctrl_focus_highlight.bind(which))
	which.connect("focus_exited", _on_ctrl_focus_unhighlight.bind(which))


func _on_ctrl_focus_highlight(which):
	if which.has_method("select_all"):
		which.call_deferred("select_all")


func _on_ctrl_focus_unhighlight(which):
	if which.has_method("select"):
		which.select(0, 0)


func _on_title_cell_draw(which):
	which.draw_rect(Rect2(Vector2(0, 0), which.size), Color(0, 0, 0, .15))


# ------------------
# Public
# ------------------
func get_config_issues():
	var to_return = []
	var has_directory = false

	for i in range(DIRS_TO_LIST):
		var key = str("directory_", i)
		var path = _cfg_ctrls[key].text
		if path != null and path != "":
			has_directory = true
			var dir = DirAccess.open(".")
			if !dir.dir_exists(path):
				to_return.append(str("Test directory ", path, " does not exist."))

	if !has_directory:
		to_return.append("You do not have any directories set.")

	if !_cfg_ctrls["suffix"].text.ends_with(".gd"):
		to_return.append("Script suffix must end in '.gd'")

	return to_return


func set_options(options):
	_add_title("Settings")
	_add_number(
		"log_level",
		options.log_level,
		"Log Level",
		0,
		3,
		(
			"Detail level for log messages.\n"
			+ "\t0: Errors and failures only.\n"
			+ "\t1: Adds all test names + warnings + info\n"
			+ "\t2: Shows all asserts\n"
			+ "\t3: Adds more stuff probably, maybe not."
		)
	)
	_add_boolean(
		"ignore_pause",
		options.ignore_pause,
		"Ignore Pause",
		"Ignore calls to pause_before_teardown"
	)
	_add_boolean(
		"hide_orphans",
		options.hide_orphans,
		"Hide Orphans",
		"Do not display orphan counts in output."
	)
	_add_boolean("should_exit", options.should_exit, "Exit on Finish", "Exit when tests finished.")
	_add_boolean(
		"should_exit_on_success",
		options.should_exit_on_success,
		"Exit on Success",
		"Exit if there are no failures.  Does nothing if 'Exit on Finish' is enabled."
	)

	_add_title("Panel Output")
	_add_select(
		"output_font_name",
		options.panel_options.font_name,
		_avail_fonts,
		"Font",
		"The name of the font to use when running tests and in the output panel to the left."
	)
	_add_number(
		"output_font_size",
		options.panel_options.font_size,
		"Font Size",
		5,
		100,
		"The font size to use when running tests and in the output panel to the left."
	)

	_add_title("Runner Window")
	_add_boolean(
		"gut_on_top",
		options.gut_on_top,
		"On Top",
		"The GUT Runner appears above children added during tests."
	)
	_add_number(
		"opacity", options.opacity, "Opacity", 0, 100, "The opacity of GUT when tests are running."
	)
	_add_boolean(
		"should_maximize",
		options.should_maximize,
		"Maximize",
		"Maximize GUT when tests are being run."
	)
	_add_boolean(
		"compact_mode",
		options.compact_mode,
		"Compact Mode",
		"The runner will be in compact mode.  This overrides Maximize."
	)

	_add_title("Runner Appearance")
	_add_select(
		"font_name",
		options.font_name,
		_avail_fonts,
		"Font",
		"The font to use for text output in the Gut Runner."
	)
	_add_number(
		"font_size",
		options.font_size,
		"Font Size",
		5,
		100,
		"The font size for text output in the Gut Runner."
	)
	_add_color(
		"font_color",
		options.font_color,
		"Font Color",
		"The font color for text output in the Gut Runner."
	)
	_add_color(
		"background_color",
		options.background_color,
		"Background Color",
		"The background color for text output in the Gut Runner."
	)
	_add_boolean(
		"disable_colors",
		options.disable_colors,
		"Disable Formatting",
		"Disable formatting and colors used in the Runner.  Does not affect panel output."
	)

	_add_title("Test Directories")
	_add_boolean(
		"include_subdirs",
		options.include_subdirs,
		"Include Subdirs",
		"Include subdirectories of the directories configured below."
	)
	for i in range(DIRS_TO_LIST):
		var value = ""
		if options.dirs.size() > i:
			value = options.dirs[i]

		_add_directory(str("directory_", i), value, str("Directory ", i))

	_add_title("XML Output")
	_add_value(
		"junit_xml_file",
		options.junit_xml_file,
		"Output Path3D",
		(
			"Path3D and filename where GUT should create a JUnit compliant XML file.  "
			+ "This file will contain the results of the last test run.  To avoid "
			+ "overriding the file use Include Timestamp."
		)
	)
	_add_boolean(
		"junit_xml_timestamp",
		options.junit_xml_timestamp,
		"Include Timestamp",
		"Include a timestamp in the filename so that each run gets its own xml file."
	)

	_add_title("Hooks")
	_add_file(
		"pre_run_script",
		options.pre_run_script,
		"Pre-Run Hook",
		"This script will be run by GUT before any tests are run."
	)
	_add_file(
		"post_run_script",
		options.post_run_script,
		"Post-Run Hook",
		"This script will be run by GUT after all tests are run."
	)

	_add_title("Misc")
	_add_value(
		"prefix", options.prefix, "Script Prefix", "The filename prefix for all test scripts."
	)
	_add_value(
		"suffix",
		options.suffix,
		"Script Suffix",
		"Script suffix, including .gd extension.  For example '_foo.gd'."
	)
	_add_number(
		"paint_after",
		options.paint_after,
		"Paint After",
		0.0,
		1.0,
		"How long GUT will wait before pausing for 1 frame to paint the screen.  0 is never."
	)
	# since _add_number doesn't set step property, it will default to a step of
	# 1 and cast values to int.  Give it a .5 step and re-set the value.
	_cfg_ctrls.paint_after.step = .05
	_cfg_ctrls.paint_after.value = options.paint_after

	print("paint after = ", options.paint_after)


func get_options(base_opts):
	var to_return = base_opts.duplicate()

	# Settings
	to_return.log_level = _cfg_ctrls.log_level.value
	to_return.ignore_pause = _cfg_ctrls.ignore_pause.button_pressed
	to_return.hide_orphans = _cfg_ctrls.hide_orphans.button_pressed
	to_return.should_exit = _cfg_ctrls.should_exit.button_pressed
	to_return.should_exit_on_success = _cfg_ctrls.should_exit_on_success.button_pressed

	#Output
	to_return.panel_options.font_name = (
		_cfg_ctrls . output_font_name . get_item_text(_cfg_ctrls.output_font_name.selected)
	)
	to_return.panel_options.font_size = _cfg_ctrls.output_font_size.value

	# Runner Appearance
	to_return.font_name = _cfg_ctrls.font_name.get_item_text(_cfg_ctrls.font_name.selected)
	to_return.font_size = _cfg_ctrls.font_size.value
	to_return.should_maximize = _cfg_ctrls.should_maximize.button_pressed
	to_return.compact_mode = _cfg_ctrls.compact_mode.button_pressed
	to_return.opacity = _cfg_ctrls.opacity.value
	to_return.background_color = _cfg_ctrls.background_color.color.to_html()
	to_return.font_color = _cfg_ctrls.font_color.color.to_html()
	to_return.disable_colors = _cfg_ctrls.disable_colors.button_pressed
	to_return.gut_on_top = _cfg_ctrls.gut_on_top.button_pressed
	to_return.paint_after = _cfg_ctrls.paint_after.value

	# Directories
	to_return.include_subdirs = _cfg_ctrls.include_subdirs.button_pressed
	var dirs = []
	for i in range(DIRS_TO_LIST):
		var key = str("directory_", i)
		var val = _cfg_ctrls[key].text
		if val != "" and val != null:
			dirs.append(val)
	to_return.dirs = dirs

	# XML Output
	to_return.junit_xml_file = _cfg_ctrls.junit_xml_file.text
	to_return.junit_xml_timestamp = _cfg_ctrls.junit_xml_timestamp.button_pressed

	# Hooks
	to_return.pre_run_script = _cfg_ctrls.pre_run_script.text
	to_return.post_run_script = _cfg_ctrls.post_run_script.text

	# Misc
	to_return.prefix = _cfg_ctrls.prefix.text
	to_return.suffix = _cfg_ctrls.suffix.text

	return to_return