Begin ItemProps and TaskStates

content/core/items/Items.ts

@@ -1,4 +1,4 @@
-import { Item } from '@items';
+import { Item, ItemFilter, ItemProperty, ItemState } from '@items';
 
 export const LOG = new Item().setName("Log").setId('core:resources/log');
 export const STICK = new Item().setName("Stick").setId('core:resources/stick');
@@ -28,4 +28,12 @@ export const OBSIDIAN_ARROWHEAD = new Item().setName("Obsidian Arrowhead").setId
 export const OBSIDIAN_SPEAR = new Item().setName("Obsidian Spear").setId('core:obsidian-spear');
 
 // tools: plant fibres = rope, flint hatchet
-// shale - igneous. metamorphasis => slate
+// shale - igneous. metamorphasis => slate
+
+export const SHARPNESS = new ItemProperty('core:sharpness');
+
+export function minSharpness(min: number) {
+  return function(itemState: ItemState): boolean {
+    return itemState.item.getProperty(SHARPNESS) >= min;
+  }
+}

src/registries/Items.ts

@@ -11,6 +11,9 @@ export class Item extends Serializable {
 
   name = '';
   id: ItemID = '';
+  props: {
+    [propName: string]: any
+  };
 
   setName(name) {
     this.name = name;
@@ -30,6 +33,14 @@ export class Item extends Serializable {
     items.set(this.id, this);
     return this;
   }
+
+  setProperty(prop: ItemProperty, value: any) {
+    this.props[prop.name] = value;
+  }
+
+  getProperty(prop: ItemProperty) {
+    return this.props[prop.name] ?? null;
+  }
 }
 
 export class ItemState extends Serializable implements Renderable {
@@ -55,3 +66,12 @@ export class ItemState extends Serializable implements Renderable {
   }
 }
 
+export class ItemProperty {
+  name: string;
+
+  constructor(name: string) {
+    this.name = name;
+  }
+}
+
+export type ItemFilter = (itemState: ItemState) => boolean;

src/registries/Tasks.ts

@@ -8,10 +8,11 @@ import { progressbar, ProgressbarStyle } from '../Progressbar.js';
 
 export const taskClasses: Map<string, typeof Task> = new Map();
 
-export abstract class Task extends Serializable {
+export class Task {
   progress = 0;
   worker: Pawn;
   data: any;
+  id: string;
 
   ctor() {
     this.worker ??= null;
@@ -66,9 +67,17 @@ export abstract class Task extends Serializable {
   get status() {
     return chalk.bgRedBright.black('DOING A TASK');
   }
+
+  setId(id: string) {
+    this.id = id;
+    return this;
+  }
 }
 
-export function registerTask(id: string, taskClass: typeof Task) {
-  console.log('Registered task', id);
-  taskClasses.set(id, taskClass)
+export class TaskState extends Serializable {
+
+  constructor(task: Task) {
+    super();
+    this._taskId = task.id;
+  }
 }