Notes

const functions = require('firebase-functions');

// // Create and Deploy Your First Cloud Functions
// // https://firebase.google.com/docs/functions/write-firebase-functions
//
// exports.helloWorld = functions.https.onRequest((request, response) => {
// response.send("Hello from Firebase!");
// });

const admin = require('firebase-admin');

admin.initializeApp(functions.config().firebase);

exports.sendNewsFeedNotification = functions.database.ref('/NewsFeed/{pushId}').onCreate((snapshot,context) => {

const data = snapshot.val();

console.log("creatorId is: ",data.creatorId);

const payload={
notification:{
title: "Inkbridge",
body: data.creatorName.concat(" has posted a new feed"),
sound: "default"
}
};

const options={
priority: "high",
timeToLive: 60*60*24
};

return admin.messaging().sendToTopic(data.creatorId, payload, options);
});



exports.onNewComment = functions.database.ref('/Comments/{pushId}').onCreate((snapshot, context) => {

const comment = snapshot.val();

console.log("creatorId is: ",comment.creatorId);
console.log("creatorName is: ",comment.creatorName);
console.log("postCreatorId is: ",comment.postCreatorId);
console.log("postCreatorName is: ",comment.postCreatorName);
console.log("comment is: ",comment.commentText);
console.log("postId is: ",comment.postId);

var payload = {};

if(comment.postCreatorId === comment.creatorId){

payload={
notification:{
title: "Inkbridge",
body: comment.creatorName+" has commented on a post",
sound: "default"
}
};

}
else{

payload={
notification:{
title: "Inkbridge",
body: comment.creatorName+" has commented on "+comment.postCreatorName+"'s post",
sound: "default"
}
};

}

const options={
priority: "high",
timeToLive: 60*60*24
};

return admin.messaging().sendToTopic(comment.postCreatorId, payload, options);
});

/*
exports.onPostLiked = functions.database.ref('/PostsLiked/{postId}/{uid}').onWrite((change, context) => {

var value = change.after.val();
console.log("value : ",value);
var uid = change.after.key;
console.log("Liked by : ",uid);
var postId = change.ref.parent.val();
console.log("Post : ",postId);

var postCreatorName="Inkbridge User";
var postCreatorId="";
admin.database().ref('/NewsFeed/'+postId).once('value').then(snapshot => {
var data = snapshot.val();
postCreatorName = data.creatorName;
postCreatorId = data.creatorId;
return 0;
})
.catch(function(error) {
// Handle Errors here.
});


var payload={};

if(value === true){
payload={
notification:{
title: "Inkbridge",
body: postCreatorName+" has liked on your post",
sound: "default"
}
};
const options={
priority: "high",
timeToLive: 60*60*24
};
return admin.messaging().sendToTopic("inkbridge_"+postCreatorId, payload, options);
}
else{
return null;
}
});
*/