added achievement popup in game

assets/music&sfx/sfx/achievement_unlock.wav.import

@@ -0,0 +1,24 @@
+[remap]
+
+importer="wav"
+type="AudioStreamWAV"
+uid="uid://c7x1rtkae66k4"
+path="res://.godot/imported/achievement_unlock.wav-9a9f9e013cd33e691b8d6734dd2cf61a.sample"
+
+[deps]
+
+source_file="res://assets/music&sfx/sfx/achievement_unlock.wav"
+dest_files=["res://.godot/imported/achievement_unlock.wav-9a9f9e013cd33e691b8d6734dd2cf61a.sample"]
+
+[params]
+
+force/8_bit=false
+force/mono=false
+force/max_rate=false
+force/max_rate_hz=44100
+edit/trim=false
+edit/normalize=false
+edit/loop_mode=0
+edit/loop_begin=0
+edit/loop_end=-1
+compress/mode=2

scripts/achievement_manager.gd

@@ -1,6 +1,7 @@
 extends Node
 
 const SAVE_PATH = "user://achievements.json"
+const _POPUP_SCRIPT = preload("res://scripts/achievement_popup.gd")
 var achievements: Array = []
 
 func _ready() -> void:
@@ -123,15 +124,22 @@ func _define() -> void:
 	]
 
 func check_all() -> void:
-	var changed = false
+	var newly_unlocked: Array = []
 	for ach in achievements:
 		if ach.unlocked:
 			continue
 		if _meets(ach):
 			ach.unlocked = true
-			changed = true
-	if changed:
+			newly_unlocked.append(ach)
+	if not newly_unlocked.is_empty():
 		_save()
+	for ach in newly_unlocked:
+		_show_popup(ach)
+
+func _show_popup(ach: Dictionary) -> void:
+	var popup = _POPUP_SCRIPT.new()
+	get_tree().root.add_child(popup)
+	popup.show_unlock(ach)
 
 func _meets(ach: Dictionary) -> bool:
 	var d = StatsManager.data

scripts/achievement_popup.gd

@@ -0,0 +1,122 @@
+extends CanvasLayer
+
+const _VP_W := 1280.0
+const _VP_H := 720.0
+const _MARGIN := 16.0
+const _SFX_PATH := "res://assets/music&sfx/sfx/achievement_unlock.wav"
+
+var _font = preload("res://assets/fonts/slkscre.ttf")
+var _panel: PanelContainer
+
+func _ready() -> void:
+	layer = 100
+	process_mode = Node.PROCESS_MODE_ALWAYS
+
+	_panel = PanelContainer.new()
+	_panel.custom_minimum_size = Vector2(310.0, 76.0)
+	_panel.mouse_filter = Control.MOUSE_FILTER_IGNORE
+
+	var style := StyleBoxFlat.new()
+	style.bg_color = Color(0.04, 0.04, 0.12, 0.96)
+	style.border_width_left = 2
+	style.border_width_top = 2
+	style.border_width_right = 2
+	style.border_width_bottom = 2
+	style.border_color = Color(0.78, 0.62, 0.18, 1.0)
+	style.corner_radius_top_left = 3
+	style.corner_radius_top_right = 3
+	style.corner_radius_bottom_right = 3
+	style.corner_radius_bottom_left = 3
+	style.content_margin_left = 8.0
+	style.content_margin_top = 8.0
+	style.content_margin_right = 12.0
+	style.content_margin_bottom = 8.0
+	_panel.add_theme_stylebox_override("panel", style)
+
+	_panel.position = Vector2(_VP_W + 8.0, _VP_H - 76.0 - _MARGIN)
+	add_child(_panel)
+
+
+func show_unlock(ach: Dictionary) -> void:
+	var hbox := HBoxContainer.new()
+	hbox.add_theme_constant_override("separation", 10)
+	hbox.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	_panel.add_child(hbox)
+
+	# Icon square
+	var icon_wrap := Control.new()
+	icon_wrap.custom_minimum_size = Vector2(52, 52)
+	icon_wrap.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	hbox.add_child(icon_wrap)
+
+	var icon_bg := ColorRect.new()
+	icon_bg.color = ach.color
+	icon_bg.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	icon_bg.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
+	icon_wrap.add_child(icon_bg)
+
+	var icon_lbl := Label.new()
+	icon_lbl.text = ach.icon_char
+	icon_lbl.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
+	icon_lbl.vertical_alignment = VERTICAL_ALIGNMENT_CENTER
+	icon_lbl.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	icon_lbl.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
+	icon_lbl.add_theme_font_override("font", _font)
+	icon_lbl.add_theme_font_size_override("font_size", 22)
+	icon_lbl.add_theme_color_override("font_color", Color(1.0, 1.0, 0.88))
+	icon_lbl.add_theme_color_override("font_outline_color", Color(0.0, 0.0, 0.0, 0.8))
+	icon_lbl.add_theme_constant_override("outline_size", 2)
+	icon_wrap.add_child(icon_lbl)
+
+	# Text block
+	var vbox := VBoxContainer.new()
+	vbox.size_flags_vertical = Control.SIZE_SHRINK_CENTER
+	vbox.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	hbox.add_child(vbox)
+
+	var header := Label.new()
+	header.text = "Achievement Unlocked!"
+	header.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	header.add_theme_font_override("font", _font)
+	header.add_theme_font_size_override("font_size", 13)
+	header.add_theme_color_override("font_color", Color(0.78, 0.62, 0.18, 1.0))
+	vbox.add_child(header)
+
+	var title_lbl := Label.new()
+	title_lbl.text = ach.title
+	title_lbl.mouse_filter = Control.MOUSE_FILTER_IGNORE
+	title_lbl.add_theme_font_override("font", _font)
+	title_lbl.add_theme_font_size_override("font_size", 20)
+	title_lbl.add_theme_color_override("font_color", Color(1.0, 0.95, 0.8, 1.0))
+	vbox.add_child(title_lbl)
+
+	_play_sound()
+	# Wait one frame so the panel has its final size before animating
+	await get_tree().process_frame
+	_animate()
+
+
+func _play_sound() -> void:
+	if not ResourceLoader.exists(_SFX_PATH):
+		return
+	var sfx := AudioStreamPlayer.new()
+	sfx.stream = load(_SFX_PATH)
+	sfx.volume_db = -2.0
+	sfx.process_mode = Node.PROCESS_MODE_ALWAYS
+	add_child(sfx)
+	sfx.play()
+	sfx.finished.connect(sfx.queue_free)
+
+func _animate() -> void:
+	var pw := _panel.size.x
+	var target_x := _VP_W - pw - _MARGIN
+	_panel.position.x = _VP_W + 8.0
+
+	var tween := create_tween()
+	tween.set_pause_mode(Tween.TWEEN_PAUSE_PROCESS)
+	tween.tween_property(_panel, "position:x", target_x, 0.4)\
+		.set_ease(Tween.EASE_OUT).set_trans(Tween.TRANS_QUART)
+	tween.tween_interval(3.5)
+	tween.tween_property(_panel, "position:x", _VP_W + 8.0, 0.3)\
+		.set_ease(Tween.EASE_IN).set_trans(Tween.TRANS_QUART)
+	tween.tween_callback(queue_free)

scripts/achievement_popup.gd.uid

@@ -0,0 +1 @@
+uid://dsitid33q7lcx

scripts/stats_manager.gd

@@ -50,10 +50,12 @@ func end_run(died: bool) -> void:
 func on_kill(enemy_type: String) -> void:
 	if data["kills"].has(enemy_type):
 		data["kills"][enemy_type] += 1
+		AchievementManager.call_deferred("check_all")
 
 func on_spell_cast(spell_type: String) -> void:
 	if data["spells_cast"].has(spell_type):
 		data["spells_cast"][spell_type] += 1
+		AchievementManager.call_deferred("check_all")
 
 func _save() -> void:
 	var file = FileAccess.open(SAVE_PATH, FileAccess.WRITE)