1 files changed, 50 insertions, 0 deletions

diff --git a/subprojects/frontend/src/editor/GeneratedModelStore.ts b/subprojects/frontend/src/editor/GeneratedModelStore.ts
new file mode 100644
index 00000000..5088d603
--- /dev/null
+++ b/subprojects/frontend/src/editor/GeneratedModelStore.ts
@@ -0,0 +1,50 @@
+/*
+ * SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+
+import { makeAutoObservable } from 'mobx';
+
+import GraphStore from '../graph/GraphStore';
+import type { SemanticsSuccessResult } from '../xtext/xtextServiceResults';
+
+export default class GeneratedModelStore {
+  title: string;
+
+  message = 'Waiting for server';
+
+  error = false;
+
+  graph: GraphStore | undefined;
+
+  constructor(randomSeed: number) {
+    const time = new Date().toLocaleTimeString(undefined, { hour12: false });
+    this.title = `Generated at ${time} (${randomSeed})`;
+    makeAutoObservable(this);
+  }
+
+  get running(): boolean {
+    return !this.error && this.graph === undefined;
+  }
+
+  setMessage(message: string): void {
+    if (this.running) {
+      this.message = message;
+    }
+  }
+
+  setError(message: string): void {
+    if (this.running) {
+      this.error = true;
+      this.message = message;
+    }
+  }
+
+  setSemantics(semantics: SemanticsSuccessResult): void {
+    if (this.running) {
+      this.graph = new GraphStore();
+      this.graph.setSemantics(semantics);
+    }
+  }
+}