From ac9a011da44c3381c5ef209d432845edbeebf3de Mon Sep 17 00:00:00 2001
From: Greenlamp <gabriel.knuts@gmail.com>
Date: Wed, 15 May 2024 00:32:38 +0200
Subject: [PATCH] added a message instead of nothing in the keyboard menu if
 playing on mobile

---
 src/inputs-controller.ts                      | 11 ++++---
 .../settings/settings-keyboard-ui-handler.ts  | 31 +++++++++++++++++++
 2 files changed, 38 insertions(+), 4 deletions(-)

diff --git a/src/inputs-controller.ts b/src/inputs-controller.ts
index ab85ad12b..4c6dcd928 100644
--- a/src/inputs-controller.ts
+++ b/src/inputs-controller.ts
@@ -389,10 +389,14 @@ export class InputsController {
         }
     }
 
-    keyboardKeyDown(event): void {
-        const keyDown = event.keyCode;
+    checkIfKeyboardIsInit(): void {
         if (!this.keyboardConfigs[this.chosenKeyboard]?.padID)
             this.setupKeyboard();
+    }
+
+    keyboardKeyDown(event): void {
+        const keyDown = event.keyCode;
+        this.checkIfKeyboardIsInit();
         if (this.keys.includes(keyDown)) return;
         this.keys.push(keyDown);
         const key = getKeyFromMapping(this.keyboardConfigs[this.chosenKeyboard], keyDown);
@@ -410,8 +414,7 @@ export class InputsController {
     keyboardKeyUp(event): void {
         const keyDown = event.keyCode;
         this.keys = this.keys.filter(k => k !== keyDown);
-        if (!this.keyboardConfigs[this.chosenKeyboard]?.padID)
-            this.setupKeyboard();
+        this.checkIfKeyboardIsInit()
         const key = getKeyFromMapping(this.keyboardConfigs[this.chosenKeyboard], keyDown);
         const buttonUp = this.keyboardConfigs[this.chosenKeyboard].custom[key];
         if (buttonUp !== undefined) {
diff --git a/src/ui/settings/settings-keyboard-ui-handler.ts b/src/ui/settings/settings-keyboard-ui-handler.ts
index ad2b04cf4..fd5a86876 100644
--- a/src/ui/settings/settings-keyboard-ui-handler.ts
+++ b/src/ui/settings/settings-keyboard-ui-handler.ts
@@ -6,6 +6,7 @@ import {reverseValueToKeySetting, truncateString} from "#app/utils";
 import AbstractSettingsUiUiHandler from "#app/ui/settings/abstract-settings-ui-handler";
 import {InterfaceConfig} from "#app/inputs-controller";
 import {deleteBind} from "#app/configs/gamepad-utils";
+import {addTextObject, TextStyle} from "#app/ui/text";
 
 
 export default class SettingsKeyboardUiHandler extends AbstractSettingsUiUiHandler {
@@ -24,6 +25,22 @@ export default class SettingsKeyboardUiHandler extends AbstractSettingsUiUiHandl
         deleteEvent.on('up', this.onDeleteDown, this);
     }
 
+    setup() {
+        super.setup();
+        // If no gamepads are detected, set up a default UI prompt in the settings container.
+        this.layout['noKeyboard'] = new Map();
+        const optionsContainer = this.scene.add.container(0, 0);
+        optionsContainer.setVisible(false); // Initially hide the container as no gamepads are connected.
+        const label = addTextObject(this.scene, 8, 28, 'Please press a key on your keyboard', TextStyle.SETTINGS_LABEL);
+        label.setOrigin(0, 0);
+        optionsContainer.add(label);
+        this.settingsContainer.add(optionsContainer);
+
+        // Map the 'noKeyboard' layout options for easy access.
+        this.layout['noKeyboard'].optionsContainer = optionsContainer;
+        this.layout['noKeyboard'].label = label;
+    }
+
     onDeleteDown(): void {
         const cursor = this.cursor + this.scrollCursor; // Calculate the absolute cursor position.
         const selection = this.settingLabels[cursor].text;
@@ -45,6 +62,20 @@ export default class SettingsKeyboardUiHandler extends AbstractSettingsUiUiHandl
         return settings;
     }
 
+    setLayout(activeConfig: InterfaceConfig): boolean {
+        // Check if there is no active configuration (e.g., no gamepad connected).
+        if (!activeConfig) {
+            // Retrieve the layout for when no gamepads are connected.
+            const layout = this.layout['noKeyboard'];
+            // Make the options container visible to show message.
+            layout.optionsContainer.setVisible(true);
+            // Return false indicating the layout application was not successful due to lack of gamepad.
+            return false;
+        }
+
+        return super.setLayout(activeConfig);
+    }
+
     navigateMenuLeft(): boolean {
         this.scene.ui.setMode(Mode.SETTINGS_GAMEPAD)
         return true;