Update to push to firestore

.gitignore

@@ -7,6 +7,7 @@ yarn-debug.log*
 yarn-error.log*
 lerna-debug.log*
 .pnpm-debug.log*
+google-services.json
 
 # Diagnostic reports (https://nodejs.org/api/report.html)
 report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json

package.json

@@ -5,8 +5,8 @@
   "main": "index.js",
   "type": "module",
   "scripts": {
-    "start": "npx tsc && node --experimental-specifier-resolution=node build/index.js",
+    "start": "npx tsc && node build/index.js",
-    "start:dev": "export PORT=4500 npx tsc && node --experimental-specifier-resolution=node --trace-warnings build/index.js",
+    "start:dev": "export PORT=4500 npx tsc && node build/index.js",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "repository": {
@@ -16,21 +16,11 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "async-lock": "^1.4.0",
-    "blinkdb": "^0.9.0",
-    "body-parser": "^1.20.1",
-    "cors": "^2.8.5",
-    "date-fns": "^2.29.3",
     "dotenv": "^16.0.3",
-    "express": "^4.18.2",
+    "firebase-admin": "^11.11.0",
-    "mongoose": "^6.8.4",
     "node-fetch": "^3.3.0"
   },
   "devDependencies": {
-    "@types/body-parser": "^1.19.2",
-    "@types/cors": "^2.8.13",
-    "@types/date-fns": "^2.6.0",
-    "@types/express": "^4.17.15",
     "@types/node": "^18.11.18",
     "typescript": "^4.9.4"
   }

src/index.ts

@@ -1,70 +1,49 @@
-import bodyParser from 'body-parser';
-import express from 'express';
 import 'dotenv/config';
 import fetch from 'node-fetch';
-import { subHours, subSeconds } from 'date-fns'
-import {
-  createDB,
-  createTable,
-  insert,
-  many,
-  removeWhere,
-  uuid,
-} from 'blinkdb';
 
-const { json } = bodyParser;
+import admin, { ServiceAccount } from 'firebase-admin';
+import { FieldValue } from 'firebase-admin/firestore';
+
+import serviceAccount from './google-services.json' assert { type: "json" };
 
 const RAIN_GAUGE_ENDPOINT = process.env.RAIN_GAUGE_ENDPOINT;
 const SOIL_SENSOR_ENDPOINT = process.env.SOIL_SENSOR_ENDPOINT;
 const TEASENSE_ENDPOINT = process.env.TEASENSE_ENDPOINT;
-const PORT = process.env.PORT || 3000;
 const DATA_COLLECT_SLEEP = 2000;
-const PURGE_SLEEP = 60000;
-const PURGE_TEASENSE_SLEEP = 1000;
 
-interface DataPoint {
+type DataPoint = {
-  id: string;
   name: string;
   value: number;
-  timestamp: Date;
+  timestamp: Date | null;
 };
 
-const db = createDB();
+const app = admin.initializeApp({
+  credential: admin.credential.cert(serviceAccount as ServiceAccount),
+  databaseURL: process.env.DATABASE_URL ?? '',
+});
 
-const dataPointsTable = createTable<DataPoint>(db, 'dataPoints')();
+const db = app.firestore();
 
-(async () => {
+const saveDataPoint = async (name: string, value: number, noTimestamp?: boolean) => {
-  const app = express();
+  const docRef = db.collection('colligit').doc(name);
 
-  app.use(
+  const values: DataPoint[] = [
-    '/',
+    {
-    json(),
-  );
-
-  app.get('/:name', async (req: any, res: any) => {
-    const startTime = subHours(new Date(), 24);
-    const result = await many(dataPointsTable, {
-      where: {
-        name: req.params.name,
-      }
-    });
-
-    res.json(result);
-  });
-
-  app.listen(PORT);
-  console.log(`Listening to port ${PORT}`);
-})();
-
-let rainfallTimestamp = '';
-
-const saveDataPoint = async (name: string, value: number) => {
-  await insert(dataPointsTable, {
-    id: uuid(),
       name,
+      timestamp: (noTimestamp) ? null : new Date(),
       value,
-    timestamp: new Date(),
+    }
+  ];
+
+  if (!noTimestamp) {
+    await docRef.set({
+      data: FieldValue.arrayUnion(...values),
+    }, { merge: true });
+  } else {
+    await docRef.set({
+      data: FieldValue.arrayUnion(...values),
     });
+  }
 }
 
 const collectData = async () => {
@@ -100,43 +79,13 @@ const collectData = async () => {
         signal: AbortSignal.timeout(10000),
       });
       const data: any = await response.json();
-      await saveDataPoint('teasense', data.temperature);
+      await saveDataPoint('teasense', data.temperature, true);
     } catch (e) {
       console.error(e);
     }
   }
 
-  purger5Sec();
-
   setTimeout(() => collectData(), DATA_COLLECT_SLEEP);
 };
 
-const purger = async () => {
-  const startTime = subHours(new Date(), 24);
-  await removeWhere(dataPointsTable, {
-    where: {
-      timestamp: {
-        lt: startTime,
-      },
-    },
-  });
-};
-
-const purger5Sec = async () => {
-  const startTime = subSeconds(new Date(), 5);
-  await removeWhere(dataPointsTable, {
-    where: {
-      name: {
-        in: ['teasense', 'soil_voltage'],
-      },
-      timestamp: {
-        lt: startTime,
-      },
-    },
-  });
-};
-
 setTimeout(() => collectData(), DATA_COLLECT_SLEEP);
-
-setInterval(() => purger(), PURGE_SLEEP);
-// setInterval(() => purger5Sec(), PURGE_TEASENSE_SLEEP);

tsconfig.json

@@ -25,7 +25,7 @@
     // "moduleDetection": "auto",                        /* Control what method is used to detect module-format JS files. */
 
     /* Modules */
-    "module": "ES2022",                                /* Specify what module code is generated. */
+    "module": "ESNext",                                /* Specify what module code is generated. */
     "rootDir": "./src",                                  /* Specify the root folder within your source files. */
     "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
     // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
@@ -35,7 +35,7 @@
     // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
     // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
     // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
-    // "resolveJsonModule": true,                        /* Enable importing .json files. */
+    "resolveJsonModule": true,                        /* Enable importing .json files. */
     // "noResolve": true,                                /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
 
     /* JavaScript Support */