Created
November 15, 2019 04:40
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CRUD between Firestore and Nodejs
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| const express = require('express'); | |
| var admin = require('firebase-admin'); | |
| var bodyParser = require('body-parser') | |
| let app = express(); | |
| let port = 3000; | |
| app.use(bodyParser.json()) | |
| var serviceAccount = require("../private_key.json"); | |
| admin.initializeApp({ | |
| credential: admin.credential.cert(serviceAccount), | |
| databaseURL: "https://XXXXX.firebaseio.com" | |
| }); | |
| let firestore = admin.firestore(); | |
| app.post("/stories/post", (req, res) => { | |
| let title = req.body.title; | |
| let lastUpdate = Date.now(); | |
| let authorName = req.body.authorName; | |
| let ownerID = req.body.uid; | |
| let content = req.body.content; | |
| let published = req.body.published; | |
| firestore.collection("stories").add({ | |
| title: title, | |
| lastUpdate: lastUpdate, | |
| authorName: authorName, | |
| ownerID: ownerID, | |
| content: content, | |
| published: published | |
| }); | |
| res.send({ status: "success" }); | |
| }); | |
| app.post("/stories/update", async (req, res) => { | |
| let title = req.body.title; | |
| let lastUpdate = Date.now(); | |
| let ownerID = req.body.uid; | |
| let content = req.body.content; | |
| let published = req.body.published; | |
| let storyID = req.body.storyID; | |
| let ref = firestore.collection("stories").doc(storyID); | |
| let oldData = (await ref.get()).data(); | |
| if (oldData != undefined) { | |
| if (oldData.ownerID == ownerID) { | |
| try { | |
| await ref.update({ | |
| title: title, | |
| lastUpdate: lastUpdate, | |
| content: content, | |
| published: published | |
| }); | |
| res.send({ status: "success" }); | |
| } | |
| catch (err) { | |
| res.send({ status: "failed", error: err }); | |
| } | |
| } | |
| } | |
| else { res.send({ status: "failed", error: "Story not found" }); } | |
| }); | |
| app.post("/stories/delete", async (req,res)=>{ | |
| let ownerID = req.body.uid; | |
| let storyID = req.body.storyID; | |
| let ref = firestore.collection("stories").doc(storyID); | |
| let deletion = (await ref.get()).data(); | |
| if (deletion != undefined) { | |
| if (deletion.ownerID == ownerID) { | |
| try { | |
| await firestore.collection("stories").doc(storyID).delete(); | |
| res.send({ status: "success" }); | |
| } | |
| catch(err){ | |
| res.send({ status: "failed", error: err }); | |
| } | |
| } | |
| } | |
| else { res.send({ status: "failed", error: "Story not found" }); } | |
| }); | |
| app.listen(port, () => { | |
| console.log("Server is running"); | |
| }); |
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