start flexible movement

README.md

@@ -70,6 +70,7 @@ Need help, want to discuss technical Minecraft, or follow future updates? [**Joi
 - [x] Correct block placement checking
 - [x] Automatic material gathering from inventories
 - [x] Material list
+- [ ] Flexible structure movement
 - [ ] Block texture display
 
 ## Issues & Suggestions

packs/BP/scripts/classes/Enums/InstanceButtons.js

@@ -9,6 +9,7 @@ export const InstanceButtons = Object.freeze({
     NextLayer: 'Increase Layer',
     PreviousLayer: 'Decrease Layer',
     Move: 'Move Here',
+    FlexibleMove: 'Flexible Move',
     Statistics: 'Statistics',
     Settings: 'Settings',
     Materials: 'Material List'

packs/BP/scripts/classes/Instance/FlexibleInstanceMove.js

@@ -0,0 +1,35 @@
+export class FlexibleInstanceMove {
+    player;
+    instance;
+
+    constructor(instance, player) {
+        this.instance = instance;
+        this.player = player;
+        this.tryBeginFlexibleMove();        
+    }
+
+    tryBeginFlexibleMove() {
+        if (this.instance.isFlexMoving) {
+            this.feedback('§cThis instance is already being moved.');
+            return;
+        }
+        this.beginFlexibleMove();
+    }
+
+    beginFlexibleMove() {
+        // place structure in movement mode
+        this.instance.startFlexibleMove(this.player);
+        // lock player controls
+        // start handling player movement controls
+    }
+
+    endFlexibleMove() {
+        this.instance.stopFlexibleMove();
+    }
+
+    feedback(str) {
+        this.player.sendMessage(str);
+    }
+}
+
+// if the player logs out, stop the move

packs/BP/scripts/classes/Instance/InstanceForm.js

@@ -4,6 +4,7 @@ import { forceShow } from '../../utils';
 import { InstanceButtons } from '../Enums/InstanceButtons';
 import { InstanceFormBuilder } from './InstanceFormBuilder';
 import { FormCancelationReason } from '@minecraft/server-ui';
+import { FlexibleInstanceMove } from './FlexibleInstanceMove';
 
 export class InstanceForm {
     instanceName;
@@ -94,6 +95,9 @@ export class InstanceForm {
             case InstanceButtons.Move:
                 this.instance.move(this.player.dimension.id, this.player.location);
                 break;
+            case InstanceButtons.FlexibleMove:
+                new FlexibleInstanceMove(this.instance, this.player);
+                break;
             case InstanceButtons.Settings:
                 this.settingsForm();
                 break;

packs/BP/scripts/classes/Instance/StructureInstance.js

@@ -15,6 +15,7 @@ export class StructureInstance {
     verifier = void 0;
     verificationRenderer = void 0;
     materials = void 0;
+    flexMovingPlayerId = void 0;
 
     constructor(instanceName, structureId) {
         this.structure = new Structure(structureId);
@@ -245,6 +246,23 @@ export class StructureInstance {
             this.setLayer(this.options.currentLayer - 1);
     }
 
+    startFlexibleMove(player) {
+        this.flexMovingPlayerId = player.id;
+        this.disable();
+        // create flex movement outliner
+    }
+
+    stopFlexibleMove(finalLocation) {
+        // disable flex movement outliner
+        this.move(this.getDimension(), finalLocation);
+        this.enable();
+        this.flexMovingPlayerId = void 0;
+    }
+
+    isFlexibleMoving() {
+        return this.flexMovingPlayerId !== void 0;
+    }
+
     disableInstanceWhenNoPlayersOnline() {
         // This prevents a memory leak when no players are online.
         world.beforeEvents.playerLeave.subscribe(event => {