Add CCS study tools and case reporting

scripts/ui/study_selector.gd

@@ -14,7 +14,10 @@ var retry_button: Button
 var simulation_button: Button
 var simulation_status_label: Label
 var simulation_preview_link: LinkButton
+var ccs_button: Button
+var ccs_status_label: Label
 var pending_simulation_launch := false
+var pending_ccs_launch := false
 var current_stage := "exam"
 var pending_question_bank_launch := false
 
@@ -35,6 +38,10 @@ func _ready() -> void:
 		ExamSimulationService.request_failed.connect(_on_simulation_failed)
 	if not AuthState.auth_changed.is_connected(_refresh_simulation_preview_visibility):
 		AuthState.auth_changed.connect(_refresh_simulation_preview_visibility)
+	if not CCSService.attempt_changed.is_connected(_on_ccs_attempt_changed):
+		CCSService.attempt_changed.connect(_on_ccs_attempt_changed)
+	if not CCSService.request_failed.is_connected(_on_ccs_failed):
+		CCSService.request_failed.connect(_on_ccs_failed)
 
 	_build_exam_view()
 	_build_mode_view()
@@ -53,6 +60,7 @@ func on_show(payload: Variant = null) -> void:
 
 func on_hide() -> void:
 	pending_question_bank_launch = false
+	pending_ccs_launch = false
 
 
 func _build_exam_view() -> void:
@@ -88,7 +96,6 @@ func _build_exam_view() -> void:
 	_add_exam_option("STEP 1", "Foundational sciences", false)
 	_add_exam_option("STEP 2", "Clinical knowledge", false)
 	_add_exam_option("STEP 3", "Advanced clinical management", true)
-	_add_exam_option("CCS Cases", "Interactive case simulations", true, "ccs")
 
 
 func _build_mode_view() -> void:
@@ -159,6 +166,21 @@ func _build_mode_view() -> void:
 	simulation_button.pressed.connect(_select_simulation)
 	mode_grid.add_child(simulation_button)
 
+	ccs_button = Button.new()
+	ccs_button.text = "CCS Cases\nInteractive case simulations  |  Available"
+	ccs_button.alignment = HORIZONTAL_ALIGNMENT_LEFT
+	ccs_button.custom_minimum_size = Vector2(360, 150)
+	ccs_button.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	ccs_button.add_theme_font_size_override("font_size", 20)
+	Style.style_primary_button(ccs_button)
+	ccs_button.pressed.connect(_select_ccs)
+	mode_grid.add_child(ccs_button)
+
+	ccs_status_label = Label.new()
+	ccs_status_label.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
+	Style.set_label(ccs_status_label, 15, Style.MUTED)
+	mode_view.add_child(ccs_status_label)
+
 	simulation_status_label = Label.new()
 	simulation_status_label.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
 	Style.set_label(simulation_status_label, 15, Style.MUTED)
@@ -197,7 +219,7 @@ func _build_mode_view() -> void:
 	mode_view.add_child(spacer)
 
 
-func _add_exam_option(option_name: String, description: String, available: bool, destination: String = "step3") -> void:
+func _add_exam_option(option_name: String, description: String, available: bool) -> void:
 	var button := Button.new()
 	button.text = "%s\n%s  |  %s" % [option_name, description, "Available" if available else "Coming Soon"]
 	button.alignment = HORIZONTAL_ALIGNMENT_LEFT
@@ -208,8 +230,7 @@ func _add_exam_option(option_name: String, description: String, available: bool,
 	button.disabled = not available
 	if available:
 		Style.style_primary_button(button)
-		if destination == "ccs": button.pressed.connect(func(): main.show_screen("ccs_hub"))
-		else: button.pressed.connect(func(): _show_stage("step3"))
+		button.pressed.connect(func(): _show_stage("step3"))
 	exam_grid.add_child(button)
 
 
@@ -231,6 +252,30 @@ func _select_question_bank() -> void:
 	_refresh_bank_state()
 
 
+func _select_ccs() -> void:
+	pending_ccs_launch = true
+	ccs_button.disabled = true
+	ccs_status_label.text = "Selecting a timed case..."
+	CCSService.create_attempt("", "timed")
+
+
+func _on_ccs_attempt_changed() -> void:
+	if not pending_ccs_launch or CCSService.attempt.is_empty():
+		return
+	pending_ccs_launch = false
+	ccs_button.disabled = false
+	ccs_status_label.text = ""
+	main.show_screen("ccs_player")
+
+
+func _on_ccs_failed(message: String) -> void:
+	if not pending_ccs_launch:
+		return
+	pending_ccs_launch = false
+	ccs_button.disabled = false
+	ccs_status_label.text = message
+
+
 func _retry_question_bank() -> void:
 	pending_question_bank_launch = true
 	QuestionBankService.retry_now()