feat: add Redis-backed SSE updates

app/actions/questions.ts

@@ -9,6 +9,7 @@ import { eq } from "drizzle-orm";
 import { revalidatePath } from "next/cache";
 import { requireAdmin } from "@/lib/auth";
 import { sanitizeHtml } from "@/lib/sanitize-html";
+import { sse } from "@/lib/sse";
 
 export async function createQuestion(
   formId: string,
@@ -30,6 +31,11 @@ export async function createQuestion(
     options: data.options ?? [],
     allowOther: false,
   });
+  void sse.forms.pub("update", {
+    formId,
+    entity: "question",
+    action: "created",
+  });
   revalidatePath("/form");
   revalidatePath("/admin/form");
 }
@@ -62,6 +68,11 @@ export async function updateQuestion(
   };
 
   await db.update(questions).set(nextData).where(eq(questions.id, id));
+  void sse.forms.pub("update", {
+    formId,
+    entity: "question",
+    action: "updated",
+  });
   revalidatePath("/form");
   revalidatePath("/admin/form");
 }
@@ -96,7 +107,12 @@ export async function bulkUpdateQuestions(
         .where(eq(questions.id, u.id))
     )
   );
-  
+
+  void sse.forms.pub("update", {
+    formId,
+    entity: "question",
+    action: "updated",
+  });
   revalidatePath("/form");
   revalidatePath("/admin/form");
 }
@@ -123,6 +139,11 @@ export async function deleteQuestion(id: string, formId: string) {
     await deleteImageFile(q.imageUrl);
   }
   await db.delete(questions).where(eq(questions.id, id));
+  void sse.forms.pub("update", {
+    formId,
+    entity: "question",
+    action: "deleted",
+  });
   revalidatePath("/form");
   revalidatePath(`/admin/form/${formId}`);
 }
@@ -140,6 +161,11 @@ export async function reorderQuestions(
         .where(eq(questions.id, id))
     )
   );
+  void sse.forms.pub("update", {
+    formId,
+    entity: "question",
+    action: "updated",
+  });
   revalidatePath("/form");
   revalidatePath(`/admin/form/${formId}`);
 }

app/actions/submissions.ts

@@ -7,6 +7,7 @@ import { revalidatePath } from "next/cache";
 import { getServerSession } from "next-auth";
 import { authOptions } from "@/app/api/auth/[...nextauth]/route";
 import { requireAdmin, requireDiscordId, requireFormAccess } from "@/lib/auth";
+import { sse } from "@/lib/sse";
 
 export async function submitForm(
   formId: string,
@@ -148,6 +149,11 @@ export async function submitForm(
     }
   }
 
+  void sse.submissions.pub("update", {
+    formId,
+    submissionId: result.submissionId,
+    action: result.isUpdate ? "updated" : "created",
+  });
   revalidatePath(`/admin/form/${formId}/result`);
   return { ok: true };
 }
@@ -155,7 +161,18 @@ export async function submitForm(
 export async function deleteSubmission(id: string) {
   await requireAdmin();
 
+  const submission = await db.query.submissions.findFirst({
+    where: (submission, { eq }) => eq(submission.id, id),
+    columns: { formId: true },
+  });
   await db.delete(submissions).where(eq(submissions.id, id));
+  if (submission) {
+    void sse.submissions.pub("update", {
+      formId: submission.formId,
+      submissionId: id,
+      action: "deleted",
+    });
+  }
   revalidatePath("/admin/form");
   return { ok: true };
 }
@@ -164,6 +181,10 @@ export async function deleteAllSubmissions(formId: string) {
   await requireAdmin();
 
   await db.delete(submissions).where(eq(submissions.formId, formId));
+  void sse.submissions.pub("update", {
+    formId,
+    action: "deleted",
+  });
   revalidatePath(`/admin/form/${formId}/result`);
   return { ok: true };
 }
@@ -179,6 +200,10 @@ export async function deleteOwnSubmission(formId: string) {
       eq(submissions.userDiscordId, discordId)
     )
   );
+  void sse.submissions.pub("update", {
+    formId,
+    action: "deleted",
+  });
   revalidatePath(`/form`);
   revalidatePath(`/admin/form/${formId}/result`);
   return { ok: true };