feat: support sending "new title" alerts to devices

src/models/kv.ts

@@ -0,0 +1,31 @@
+import { eq } from "drizzle-orm";
+
+import type { Env } from "~/types/env";
+
+import { getDb } from "./db";
+import { keyValueTable } from "./schema";
+
+export type Key = (typeof keyValueTable.key.enumValues)[number];
+
+export function getValue(env: Env, key: Key): Promise<string | undefined> {
+  return getDb(env)
+    .select()
+    .from(keyValueTable)
+    .where(eq(keyValueTable.key, key))
+    .then((results) => results[0]?.value);
+}
+
+export function setValue(env: Env, key: Key, value: string) {
+  return getDb(env)
+    .insert(keyValueTable)
+    .values({ key, value })
+    .onConflictDoUpdate({ set: { value }, target: [keyValueTable.key] })
+    .run();
+}
+
+export function deleteValue(env: Env, key: Key) {
+  return getDb(env)
+    .delete(keyValueTable)
+    .where(eq(keyValueTable.key, key))
+    .run();
+}

src/models/schema.ts

@@ -29,4 +29,9 @@ export const watchStatusTable = sqliteTable(
   }),
 );
 
-export const tables = [watchStatusTable, deviceTokensTable];
+export const keyValueTable = sqliteTable("key_value", {
+  key: text("key", { enum: ["schedule_last_checked_at"] }).primaryKey(),
+  value: text("value").notNull(),
+});
+
+export const tables = [watchStatusTable, deviceTokensTable, keyValueTable];