Initial commit

test-backend/app.ts

@@ -0,0 +1,80 @@
+import express, { Express } from "express"
+import cors from "cors"
+import path from "path"
+import fs from "fs"
+import { fileURLToPath } from "url"
+import { dirname } from "path"
+import { MetersCollection, MeterFeature } from "shared-types/meters"
+
+// ES module equivalent of __dirname
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = dirname(__filename)
+
+const app: Express = express()
+const PORT = process.env.PORT || 3001
+
+// Middleware
+app.use(cors())
+app.use(express.json())
+
+// Route to serve the saudi_meters.json file
+app.get("/api/meters", (req, res) => {
+  try {
+    const filePath = path.join(__dirname, "saudi_meters.json")
+    const data = fs.readFileSync(filePath, "utf8")
+    const metersData: MetersCollection = JSON.parse(data)
+
+    res.json(metersData)
+  } catch (error) {
+    console.error("Error reading meters data:", error)
+    res.status(500).json({ error: "Failed to load meters data" })
+  }
+})
+
+// Route to get individual meter by ID
+app.get("/api/meters/:id", (req, res) => {
+  try {
+    const { id } = req.params
+    const filePath = path.join(__dirname, "saudi_meters.json")
+    const data = fs.readFileSync(filePath, "utf8")
+    const metersData: MetersCollection = JSON.parse(data)
+
+    const meter = metersData.features.find(
+      (feature: MeterFeature) => feature.properties.id === id
+    )
+
+    if (meter) {
+      res.json(meter)
+    } else {
+      res.status(404).json({ error: "Meter not found" })
+    }
+  } catch (error) {
+    console.error("Error reading meters data:", error)
+    res.status(500).json({ error: "Failed to load meters data" })
+  }
+})
+
+// Health check endpoint
+app.get("/health", (req, res) => {
+  res.json({ status: "OK", timestamp: new Date().toISOString() })
+})
+
+// Basic info endpoint
+app.get("/", (req, res) => {
+  res.json({
+    message: "Saudi Meters API Server",
+    endpoints: {
+      meters: "/api/meters",
+      meterById: "/api/meters/:id",
+      health: "/health",
+    },
+  })
+})
+
+// Start the server
+app.listen(PORT, () => {
+  console.log(`🚀 Server running on http://localhost:${PORT}`)
+  console.log(`📊 Meters data available at http://localhost:${PORT}/api/meters`)
+})
+
+export default app