Weather-API - add firebase endpoints

Author: LucasMatuszewski

weather-api/index.js

@@ -1,9 +1,37 @@
 const express = require("express");
+const Firestore = require("@google-cloud/firestore");
+
+const db = new Firestore();
 const app = express();
+app.use(express.json());
 
 app.get("/", (req, res) => {
   const name = process.env.NAME || "ESP32";
-  res.send(`Hello ${name}!`);
+  res.send(`Welcome into ${name} Weather Station API!`);
+});
+
+app.get("/weather/:placeId", async (req, res) => {
+  const placeId = req.params.placeId;
+  const query = db.collection("weather-data").where("placeId", "==", placeId);
+  const querySnapshot = await query.get();
+  if (querySnapshot.size > 0) {
+    res.json(querySnapshot.docs);
+  } else {
+    res.status(404).json({ status: `${placeID} not Found` });
+  }
+});
+
+app.post("/weather", async (req, res) => {
+  const data = {
+    temperature: req.body.temperature,
+    humidity: req.body.humidity,
+    pressure: req.body.pressure,
+    placeId: req.body.placeId,
+  };
+  // .doc() creates a new document, .set() sets the data into it
+  await db.collection("weather-data").doc().set(data);
+  // res.status(200).json({ ...data });
+  res.statusCode(200); // to send only status code without any data
 });
 
 const port = process.env.PORT || 8080;

weather-api/package.json

@@ -1,7 +1,7 @@
 {
   "name": "weather-api",
   "description": "API for weather data from ESP32 and BME280 sensor",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "private": true,
   "main": "index.js",
   "scripts": {
@@ -13,6 +13,7 @@
   "author": "Lukasz Matuszewski",
   "license": "Apache-2.0",
   "dependencies": {
-    "express": "^4.17.1"
+    "express": "^4.17.1",
+    "@google-cloud/firestore": "^4.9.8"
   }
 }