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modified function to add/delete topic only from user

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This commit is contained in:
Leon Liang 2019-11-21 19:59:04 -05:00
parent 3da2449050
commit 7976110e2b
2 changed files with 60 additions and 31 deletions
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89
functions/handlers/topic.js
View File

@ -1,21 +1,24 @@
const { admin, db } = require("../util/admin"); const { admin, db } = require("../util/admin");
exports.putTopic = (req, res) => { exports.putTopic = (req, res) => {
const newTopic = { let new_following = [];
topic: req.body.topic let userRef = db.doc(`/users/${req.userData.handle}`);
}; userRef.get().then(doc => {
new_following = doc.data().followedTopics;
new_following.push(req.body.following);
admin // add stuff
.firestore() userRef
.collection("topics") .set({ followedTopics: new_following }, { merge: true })
.add(newTopic) .then(doc => {
.then(doc => { return res
const resTopic = newTopic; .status(201)
return res.status(200).json(resTopic); .json({ message: `Following ${req.body.following}` });
}) })
.catch(err => { .catch(err => {
console.error(err); return res.status(500).json({ err });
return res.status(500).json({ error: "something is wrong" }); });
}); return res.status(200).json({ message: "OK" });
});
}; };
exports.getAllTopics = (req, res) => { exports.getAllTopics = (req, res) => {
@ -40,25 +43,51 @@ exports.getAllTopics = (req, res) => {
}; };
exports.deleteTopic = (req, res) => { exports.deleteTopic = (req, res) => {
const topic = db.doc(`/topics/${req.params.topicId}`); let new_following = [];
topic let userRef = db.doc(`/users/${req.userData.handle}`);
.get() userRef.get().then(doc => {
.then(doc => { new_following = doc.data().followedTopics;
if (!doc.exists) { // remove username from array
return res.status(404).json({ error: "Topic not found" }); new_following.forEach(function(follower, index) {
} else { if (follower === `${req.body.topic}`) {
return topic.delete(); new_following.splice(index, 1);
} }
})
.then(() => {
return res.json({ message: "Topic successfully deleted!" });
})
.catch(err => {
console.error(err);
return res.status(500).json({ error: "Failed to delete topic." });
}); });
// update database
userRef
.set({ followedTopics: new_following }, { merge: true })
.then(doc => {
return res
.status(202)
.json({ message: `Successfully unfollow ${req.body.unfollow}` });
})
.catch(err => {
return res.status(500).json({ err });
});
return res.status(200).json({ message: "ok" });
});
}; };
// const topic = db.doc(`/topics/${req.params.topicId}`);
// topic
// .get()
// .then(doc => {
// if (!doc.exists) {
// return res.status(404).json({ error: "Topic not found" });
// } else {
// return topic.delete();
// }
// })
// .then(() => {
// return res.json({ message: "Topic successfully deleted!" });
// })
// .catch(err => {
// console.error(err);
// return res.status(500).json({ error: "Failed to delete topic." });
// });
// };
exports.getUserTopics = (req, res) => { exports.getUserTopics = (req, res) => {
let data = []; let data = [];
db.doc(`/users/${req.body.handle}`) db.doc(`/users/${req.body.handle}`)

2
functions/index.js
View File

@ -96,7 +96,7 @@ app.post("/putTopic", fbAuth, putTopic);
app.get("/getAllTopics", fbAuth, getAllTopics); app.get("/getAllTopics", fbAuth, getAllTopics);
// delete a specific topic // delete a specific topic
app.delete("/deleteTopic/:topicId", fbAuth, deleteTopic); app.post("/deleteTopic", fbAuth, deleteTopic);
// get topic for this user // get topic for this user
app.post("/getUserTopics", fbAuth, getUserTopics); app.post("/getUserTopics", fbAuth, getUserTopics);