feat : notify new update income

lib/deployment/repository.ts

@@ -0,0 +1,63 @@
+import "server-only";
+
+import type {
+  DeploymentStatus,
+  DeploymentStatusEvent,
+} from "./status";
+import { parseDeploymentStatusEvent } from "./status";
+import {
+  getRedisClient,
+  redisEventChannel,
+  redisEventPrefix,
+} from "@/lib/redis/client";
+
+export const DEPLOYMENT_EVENT_TOPIC = "deployments";
+
+const statusKey = () => `${redisEventPrefix()}:deployments:latest`;
+const STATUS_TTL_SECONDS: Record<DeploymentStatus, number> = {
+  deploying: 60 * 60,
+  ready: 10 * 60,
+  failed: 10 * 60,
+};
+
+const publishScript = `
+if ARGV[2] ~= "deploying" then
+  local current = redis.call("GET", KEYS[1])
+  if not current then return 0 end
+  local ok, decoded = pcall(cjson.decode, current)
+  if not ok or decoded.deploymentId ~= ARGV[3] then return 0 end
+end
+redis.call("SET", KEYS[1], ARGV[1], "EX", ARGV[4])
+redis.call("PUBLISH", KEYS[2], ARGV[1])
+return 1
+`;
+
+export async function getLatestDeploymentStatus(): Promise<DeploymentStatusEvent | null> {
+  const redis = await getRedisClient();
+  const value = await redis.get(statusKey());
+  return value ? parseDeploymentStatusEvent(value) : null;
+}
+
+export async function publishDeploymentStatus(
+  deploymentId: string,
+  status: DeploymentStatus,
+): Promise<{ accepted: boolean; event: DeploymentStatusEvent }> {
+  const event: DeploymentStatusEvent = {
+    deploymentId,
+    status,
+    updatedAt: new Date().toISOString(),
+  };
+  const payload = JSON.stringify(event);
+  const redis = await getRedisClient();
+  const accepted = await redis.eval(
+    publishScript,
+    2,
+    statusKey(),
+    redisEventChannel(DEPLOYMENT_EVENT_TOPIC),
+    payload,
+    status,
+    deploymentId,
+    STATUS_TTL_SECONDS[status],
+  );
+  return { accepted: accepted === 1, event };
+}