FEAT: add TypedPseudoDocument

REFACTOR: PreudoDocument
FIX: Typos Bug

module/data/pseudo-documents/base/sheetManagementMixin.mjs

@@ -0,0 +1,120 @@
+import BasePseudoDocument from './base.mjs';
+const { ApplicationV2 } = foundry.applications.api;
+
+/**
+ * A mixin that adds sheet management capabilities to pseudo-documents
+ * @template {typeof BasePseudoDocument} T
+ * @param {T} Base
+ * @returns {T & typeof PseudoDocumentWithSheets}
+ */
+export default function SheetManagementMixin(Base) {
+    class PseudoDocumentWithSheets extends Base {
+        /**
+         * Reference to the sheet of this pseudo-document.
+         * @type {ApplicationV2|null}
+         */
+        get sheet() {
+            if (this._sheet) return this._sheet;
+            const cls = this.constructor.metadata.sheetClass ?? ApplicationV2;
+            if (!ApplicationV2.isPrototypeOf(cls)) {
+                return void ui.notifications.error(
+                    'Daggerheart | Error on PseudoDocument | sheetClass must be ApplicationV2'
+                );
+            }
+
+            const sheet = new cls({ document: this });
+            this._sheet = sheet;
+        }
+
+        /* -------------------------------------------- */
+        /*  Static Properties                           */
+        /* -------------------------------------------- */
+
+        /**
+         * Set of apps what should be re-render.
+         * @type {Set<ApplicationV2>}
+         * @internal
+         */
+        _apps = new Set();
+
+        /* -------------------------------------------- */
+
+        /**
+         * Existing sheets of a specific type for a specific document.
+         * @type {ApplicationV2 | null}
+         */
+        _sheet = null;
+
+        /* -------------------------------------------- */
+        /*  Display Methods                             */
+        /* -------------------------------------------- */
+
+        /**
+         * Render all the Application instances which are connected to this PseudoDocument.
+         * @param {ApplicationRenderOptions} [options]  Rendering options.
+         */
+        render(options) {
+            for (const app of this._apps ?? []) {
+                app.render({ window: { title: app.title }, ...options });
+            }
+        }
+
+        /* -------------------------------------------- */
+
+        /**
+         * Register an application to respond to updates to a certain document.
+         * @param {ApplicationV2} app     Application to update.
+         * @internal
+         */
+        _registerApp(app) {
+            this._apps.add(app);
+        }
+
+        /* -------------------------------------------- */
+
+        /**
+         * Remove an application from the render registry.
+         * @param {ApplicationV2} app     Application to stop watching.
+         */
+        _unregisterApp(app) {
+            this._apps.delete(app);
+        }
+
+        /* -------------------------------------------- */
+        /*  Drag and Drop                               */
+        /* -------------------------------------------- */
+
+        /**
+         * Serialize salient information for this PseudoDocument when dragging it.
+         * @returns {object}  An object of drag data.
+         */
+        toDragData() {
+            const dragData = { type: this.documentName, data: this.toObject() };
+            if (this.id) dragData.uuid = this.uuid;
+            return dragData;
+        }
+
+        /* -------------------------------------------- */
+        /*  Dialog Methods                              */
+        /* -------------------------------------------- */
+
+        /**
+         * Spawn a dialog for creating a new PseudoDocument.
+         * @param {object} [data]  Data to pre-populate the document with.
+         * @param {object} context
+         * @param {foundry.documents.Item} context.parent        A parent for the document.
+         * @param {string[]|null} [context.types]  A list of types to restrict the choices to, or null for no restriction.
+         * @returns {Promise<PseudoDocument|null>}
+         */
+        static async createDialog(data = {}, { parent, types = null, ...options } = {}) {}
+
+        /**
+         * Present a Dialog form to confirm deletion of this PseudoDocument.
+         * @param {object} [options]           Positioning and sizing options for the resulting dialog.
+         * @returns {Promise<PseudoDocument>}  A Promise which resolves to the deleted PseudoDocument.
+         */
+        async deleteDialog(options = {}) {}
+    }
+
+    return PseudoDocumentWithSheets;
+}