fix(objects): render MySQL event create editor with fresh state

apps/desktop/src/lib/table/eventEditorRequest.spec.ts

@@ -1,8 +1,19 @@
 import { describe, expect, it } from "vitest";
-import { resolveInitialEventEditorRequest } from "./eventEditorRequest";
+import { eventEditorInstanceKey, resolveInitialEventEditorRequest } from "./eventEditorRequest";
 
 const base = { openedRequestKey: "" };
 
+describe("eventEditorInstanceKey", () => {
+  it("separates repeated CREATE requests", () => {
+    expect(eventEditorInstanceKey({ createRequestId: 1 })).not.toBe(eventEditorInstanceKey({ createRequestId: 2 }));
+  });
+
+  it("separates ALTER rows from CREATE mode", () => {
+    expect(eventEditorInstanceKey({ openRequestId: 1, rowId: "event:old_event" })).not.toBe(eventEditorInstanceKey({ createRequestId: 3 }));
+    expect(eventEditorInstanceKey({ openRequestId: 1, rowId: "event:old_event" })).not.toBe(eventEditorInstanceKey({ openRequestId: 1, rowId: "event:other_event" }));
+  });
+});
+
 describe("resolveInitialEventEditorRequest", () => {
   describe("create request (New Event)", () => {
     it("opens CREATE mode without requiring an existing EVENT row", () => {

apps/desktop/src/lib/table/eventEditorRequest.ts

@@ -30,6 +30,17 @@ export interface InitialEventEditorRequestInput {
   loadingObjects?: boolean;
 }
 
+export interface EventEditorInstanceKeyInput {
+  createRequestId?: number;
+  openRequestId?: number;
+  rowId?: string;
+}
+
+export function eventEditorInstanceKey({ createRequestId, openRequestId, rowId }: EventEditorInstanceKeyInput): string {
+  const requestKey = createRequestId !== undefined ? `create:${createRequestId}` : `open:${openRequestId ?? 0}`;
+  return `${requestKey}:${rowId ?? "new"}`;
+}
+
 export function resolveInitialEventEditorRequest(input: InitialEventEditorRequestInput): InitialEventEditorDecision {
   const { eventCreateRequestId, eventName, eventOpenRequestId, openedRequestKey, hasEventRow = false, loadingObjects = false } = input;