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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");
exports.putTopic = (req, res) => {
const newTopic = {
topic: req.body.topic
};
let new_following = [];
let userRef = db.doc(`/users/${req.userData.handle}`);
userRef.get().then(doc => {
new_following = doc.data().followedTopics;
new_following.push(req.body.following);
admin
.firestore()
.collection("topics")
.add(newTopic)
.then(doc => {
const resTopic = newTopic;
return res.status(200).json(resTopic);
})
.catch(err => {
console.error(err);
return res.status(500).json({ error: "something is wrong" });
});
// add stuff
userRef
.set({ followedTopics: new_following }, { merge: true })
.then(doc => {
return res
.status(201)
.json({ message: `Following ${req.body.following}` });
})
.catch(err => {
return res.status(500).json({ err });
});
return res.status(200).json({ message: "OK" });
});
};
exports.getAllTopics = (req, res) => {
@ -40,25 +43,51 @@ exports.getAllTopics = (req, res) => {
};
exports.deleteTopic = (req, res) => {
const topic = db.doc(`/topics/${req.params.topicId}`);
topic
.get()
.then(doc => {
if (!doc.exists) {
return res.status(404).json({ error: "Topic not found" });
} else {
return topic.delete();
let new_following = [];
let userRef = db.doc(`/users/${req.userData.handle}`);
userRef.get().then(doc => {
new_following = doc.data().followedTopics;
// remove username from array
new_following.forEach(function(follower, index) {
if (follower === `${req.body.topic}`) {
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) => {
let data = [];
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);
// delete a specific topic
app.delete("/deleteTopic/:topicId", fbAuth, deleteTopic);
app.post("/deleteTopic", fbAuth, deleteTopic);
// get topic for this user
app.post("/getUserTopics", fbAuth, getUserTopics);