Merge branch 'feature/mock-column-fields' into feature/invoice-filter-toolbar

src/mocks/index.test.ts

@@ -67,6 +67,7 @@ describe("mocks module", () => {
       expect(invoice.lastUpdateActorName.length).toBeGreaterThan(0);
       expect(invoice.lastUpdateAt.length).toBeGreaterThan(0);
       expect(invoice.invoiceDate).toMatch(/^\d{4}-\d{2}-\d{2}$/);
+      expect(invoice.invoiceDate).not.toBe(invoice.dueDate);
       expect(invoice.processingBegan).toMatch(/^\d{4}-\d{2}-\d{2}$/);
       expect(typeof invoice.tagging).toBe("string");
       expect(typeof invoice.fs).toBe("string");
@@ -101,6 +102,8 @@ describe("mocks module", () => {
 
     const updated = updateMockInvoicePayDate("inv-1", "2026-08-18");
     expect(updated.payDate).toBe("2026-08-18");
+    expect(updated.lastUpdateMessage).toBe("Pay date updated");
+    expect(updated.lastUpdateAt).not.toBe(before?.lastUpdateAt);
 
     const after = getMockInvoices().find((invoice) => invoice.id === "inv-1");
     expect(after?.payDate).toBe("2026-08-18");
@@ -148,6 +151,7 @@ describe("mocks module", () => {
       authorUserId: "user-1",
       authorName: "Alex Rivera",
       body: "Need another look",
+      createdAt: "2026-08-11T09:00:00.000Z",
     });
     expect(withComment.comments.some((comment) => comment.body === "Need another look")).toBe(true);
 
@@ -168,6 +172,23 @@ describe("mocks module", () => {
     expect(getMockApprovals().find((item) => item.invoiceId === "inv-2")?.status).toBe("approved");
   });
 
+  it("refreshes last update from a comment and payment account from the method", () => {
+    const commented = addMockInvoiceComment("inv-1", {
+      authorUserId: "user-1",
+      authorName: "Alex Rivera",
+      body: "Checked the total",
+      createdAt: "2026-09-01T15:00:00.000Z",
+    });
+    expect(commented.lastUpdateAt).toBe("2026-09-01T15:00:00.000Z");
+    expect(commented.lastUpdate).toBe("2026-09-01");
+    expect(commented.lastUpdateMessage).toBe("Checked the total");
+    expect(commented.lastUpdateActorName).toBe("Alex Rivera");
+
+    const method = updateMockInvoiceHeader("inv-1", { paymentMethod: "ach" });
+    expect(method.paymentAccount).toBe("Operating ACH");
+    expect(getMockInvoice("inv-1")?.paymentAccount).toBe("Operating ACH");
+  });
+
   it("refreshes description and rowCount when header or lines change", () => {
     const before = getMockInvoice("inv-1");
     expect(before?.rowCount).toBe(2);

src/mocks/invoices.ts

@@ -116,17 +116,46 @@ function actionLabelForStatus(status: MockInvoiceStatus, index: number): string
   return NON_PENDING_ACTION_OPTIONS[index % NON_PENDING_ACTION_OPTIONS.length];
 }
 
-function derivedActivityFields(invoice: Pick<MockInvoice, "activity" | "dueDate">) {
-  const latestActivity = invoice.activity[invoice.activity.length - 1];
-  const lastUpdateAt = latestActivity?.createdAt ?? `${invoice.dueDate}T12:00:00.000Z`;
+function derivedActivityFields(invoice: Pick<MockInvoice, "activity" | "comments" | "dueDate">) {
+  const events = [
+    ...invoice.activity.map((entry) => ({
+      at: entry.createdAt,
+      message: entry.message,
+      actor: entry.actorName,
+    })),
+    ...invoice.comments.map((comment) => ({
+      at: comment.createdAt,
+      message: comment.body,
+      actor: comment.authorName,
+    })),
+  ];
+  const latest = events.reduce<(typeof events)[number] | undefined>((current, event) => {
+    if (!current || event.at > current.at) {
+      return event;
+    }
+    return current;
+  }, undefined);
+  const lastUpdateAt = latest?.at ?? `${invoice.dueDate}T12:00:00.000Z`;
   return {
     lastUpdate: lastUpdateAt.slice(0, 10),
-    lastUpdateMessage: latestActivity?.message ?? "Invoice updated",
-    lastUpdateActorName: latestActivity?.actorName ?? "System",
+    lastUpdateMessage: latest?.message ?? "Invoice updated",
+    lastUpdateActorName: latest?.actor ?? "System",
     lastUpdateAt,
   };
 }
 
+function paymentAccountFor(paymentMethod: MockInvoice["paymentMethod"]): string {
+  return paymentMethod === "ach" ? "Operating ACH" : "Operating Check";
+}
+
+/** Invoice date is independent of the due date. Offset varies per seed. */
+function invoiceDateBeforeDue(dueDate: string, index: number): string {
+  const [year, month, day] = dueDate.split("-").map(Number);
+  const date = new Date(Date.UTC(year, month - 1, day));
+  date.setUTCDate(date.getUTCDate() - (14 + index));
+  return date.toISOString().slice(0, 10);
+}
+
 /** Keep catalog-derived fields in sync after mock mutations. */
 function withRefreshedCatalogFields(invoice: MockInvoice, index: number): MockInvoice {
   return {
@@ -134,6 +163,7 @@ function withRefreshedCatalogFields(invoice: MockInvoice, index: number): MockIn
     actionLabel: actionLabelForStatus(invoice.status, index),
     ...derivedActivityFields(invoice),
     description: invoice.memo,
+    paymentAccount: paymentAccountFor(invoice.paymentMethod),
     rowCount: invoice.lines.length,
   };
 }
@@ -150,14 +180,14 @@ function enrichInvoice(core: MockInvoiceCore, index: number): MockInvoice {
       lastUpdateMessage: "",
       lastUpdateActorName: "",
       lastUpdateAt: "",
-      invoiceDate: core.dueDate,
+      invoiceDate: invoiceDateBeforeDue(core.dueDate, index),
       processingBegan: core.activity[0]?.createdAt?.slice(0, 10) ?? core.dueDate,
       tagging: index % 2 === 0 ? "Ops" : "",
       fs: index % 2 === 0 ? "synced" : "",
       description: core.memo,
       invoiceType: "Standard",
       location: "Ronkonkoma",
-      paymentAccount: core.paymentMethod === "ach" ? "Operating ACH" : "Operating Check",
+      paymentAccount: paymentAccountFor(core.paymentMethod),
       relatedInvoice: null,
       rowCount: core.lines.length,
     },
@@ -549,7 +579,27 @@ export function updateMockInvoicePayDate(id: string, payDate: string | null): Mo
     throw new Error(`Mock invoice not found: ${id}`);
   }
 
-  return replaceInvoice(index, { ...invoiceStore[index], payDate });
+  const current = invoiceStore[index];
+  return replaceInvoice(
+    index,
+    withRefreshedCatalogFields(
+      {
+        ...current,
+        payDate,
+        activity: [
+          ...current.activity,
+          {
+            id: `activity-pay-date-${Date.now()}`,
+            actorUserId: "user-1",
+            actorName: "System",
+            message: "Pay date updated",
+            createdAt: new Date().toISOString(),
+          },
+        ],
+      },
+      index,
+    ),
+  );
 }
 
 export function updateMockInvoiceHeader(id: string, patch: MockInvoiceHeaderPatch): MockInvoice {
@@ -603,10 +653,16 @@ export function addMockInvoiceComment(
     createdAt: comment.createdAt ?? new Date().toISOString(),
   };
 
-  return replaceInvoice(index, {
-    ...current,
-    comments: [...current.comments, nextComment],
-  });
+  return replaceInvoice(
+    index,
+    withRefreshedCatalogFields(
+      {
+        ...current,
+        comments: [...current.comments, nextComment],
+      },
+      index,
+    ),
+  );
 }
 
 export function transitionMockInvoiceStatus(