extends VBoxContainer

const Style := preload("res://scripts/ui/ui_style.gd")

var main: Control
var stats_label: Label

func _ready() -> void:
	set_anchors_preset(Control.PRESET_FULL_RECT)
	add_theme_constant_override("separation", 18)

	var headline := Label.new()
	headline.text = "Answer board-style questions. Earn XP. Unlock the map."
	headline.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
	Style.set_label(headline, 38, Style.TEXT)
	add_child(headline)

	var subhead := Label.new()
	subhead.text = "A desktop study game for STEP 3-style single-best-answer blocks with tutor and timed modes."
	subhead.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
	Style.set_label(subhead, 18, Style.MUTED)
	add_child(subhead)

	var hero := PanelContainer.new()
	hero.add_theme_stylebox_override("panel", Style.panel_box(Color("172337"), Color("2bdbff")))
	hero.size_flags_vertical = Control.SIZE_EXPAND_FILL
	add_child(hero)

	var hero_content := VBoxContainer.new()
	hero_content.add_theme_constant_override("separation", 16)
	hero.add_child(hero_content)

	var loop := Label.new()
	loop.text = "XP Rush  |  Streak Heat  |  System Zones  |  Timed Blocks"
	Style.set_label(loop, 24, Style.CYAN)
	hero_content.add_child(loop)

	var details := Label.new()
	details.text = "Pick a clinical zone, clear a block, review every miss, and turn weak systems into unlock progress."
	details.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
	Style.set_label(details, 18, Style.TEXT)
	hero_content.add_child(details)

	var button_row := HBoxContainer.new()
	button_row.add_theme_constant_override("separation", 12)
	hero_content.add_child(button_row)

	var start := Button.new()
	start.text = "Start Block"
	start.custom_minimum_size = Vector2(180, 52)
	Style.style_primary_button(start)
	start.pressed.connect(func(): main.show_screen("setup", "All Systems"))
	button_row.add_child(start)

	var map := Button.new()
	map.text = "Open Study Map"
	map.custom_minimum_size = Vector2(180, 52)
	map.pressed.connect(func(): main.show_screen("map"))
	button_row.add_child(map)

	var profile := Button.new()
	profile.text = "View Profile"
	profile.custom_minimum_size = Vector2(180, 52)
	profile.pressed.connect(func(): main.show_screen("profile"))
	button_row.add_child(profile)

	stats_label = Label.new()
	stats_label.name = "Stats"
	Style.set_label(stats_label, 20, Style.LIME)
	hero_content.add_child(stats_label)


func on_show(_payload: Variant = null) -> void:
	var profile := ProfileService.get_profile()
	stats_label.text = "Level %d  |  %d XP  |  Current streak: %d  |  Badges: %d" % [
		profile["level"],
		profile["xp"],
		profile["current_streak"],
		profile["badges"].size()
	]