add JSON api

pages/api/data.ts

@@ -0,0 +1,48 @@
+import { workerConfig } from "@/uptime.config";
+import { MonitorState } from "@/uptime.types";
+import { NextRequest } from "next/server";
+
+export const runtime = 'edge'
+
+export default async function handler(req: NextRequest): Promise<Response> {
+
+  const { UPTIMEFLARE_STATE } = process.env as unknown as {
+    UPTIMEFLARE_STATE: KVNamespace
+  }
+
+  const stateStr = await UPTIMEFLARE_STATE?.get('state')
+  if (!stateStr) {
+    return new Response(JSON.stringify({ error: 'No data available' }), {
+      status: 500,
+      headers: {
+        'Content-Type': 'application/json'
+      }
+    })
+  }
+  const state = (JSON.parse(stateStr)) as unknown as MonitorState
+
+  let monitors: any = {}
+
+  for (let monitor of workerConfig.monitors) {
+    const isUp = state.incident[monitor.id].slice(-1)[0].end !== undefined
+    monitors[monitor.id] = {
+      up: isUp,
+      latency: state.latency[monitor.id].recent.slice(-1)[0].ping,
+      location: state.latency[monitor.id].recent.slice(-1)[0].loc,
+      message: isUp ? "OK" : state.incident[monitor.id].slice(-1)[0].error.slice(-1)[0]
+    }
+  }
+
+  let ret = {
+    up: state.overallUp,
+    down: state.overallDown,
+    updatedAt: state.lastUpdate,
+    monitors: monitors
+  }
+
+  return new Response(JSON.stringify(ret), {
+    headers: {
+      'Content-Type': 'application/json'
+    }
+  })
+}