Is it possible to get document id of collections available in Firebase Cloud Firestore database?



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0















enter image description here



I want to get the document id of societies collection in cities collection but my code returns a different id in societyId field in the cities collection.



myId: string = "";
private docRef: firebase.firestore.DocumentReference;
this.docRef = firebase.firestore().collection("societies").doc();
this.myId = this.docRef.id;
this.cityList = firebase.firestore().collection("cities").add(
cityName: this.city,
societyId: this.myId
).then((doc) =>
console.log(doc);
).catch((err) =>
console.log(err);
);









share|improve this question
























  • The problem is that the document id eh2w ... j041 is different than the societyId property which holds IEMn ... ngVv? You need to be the same?

    – Alex Mamo
    Nov 14 '18 at 8:54











  • Yes I need this to be same @AlexMamo

    – Saurabh kumar
    Nov 14 '18 at 9:31

















0















enter image description here



I want to get the document id of societies collection in cities collection but my code returns a different id in societyId field in the cities collection.



myId: string = "";
private docRef: firebase.firestore.DocumentReference;
this.docRef = firebase.firestore().collection("societies").doc();
this.myId = this.docRef.id;
this.cityList = firebase.firestore().collection("cities").add(
cityName: this.city,
societyId: this.myId
).then((doc) =>
console.log(doc);
).catch((err) =>
console.log(err);
);









share|improve this question
























  • The problem is that the document id eh2w ... j041 is different than the societyId property which holds IEMn ... ngVv? You need to be the same?

    – Alex Mamo
    Nov 14 '18 at 8:54











  • Yes I need this to be same @AlexMamo

    – Saurabh kumar
    Nov 14 '18 at 9:31













0












0








0








enter image description here



I want to get the document id of societies collection in cities collection but my code returns a different id in societyId field in the cities collection.



myId: string = "";
private docRef: firebase.firestore.DocumentReference;
this.docRef = firebase.firestore().collection("societies").doc();
this.myId = this.docRef.id;
this.cityList = firebase.firestore().collection("cities").add(
cityName: this.city,
societyId: this.myId
).then((doc) =>
console.log(doc);
).catch((err) =>
console.log(err);
);









share|improve this question
















enter image description here



I want to get the document id of societies collection in cities collection but my code returns a different id in societyId field in the cities collection.



myId: string = "";
private docRef: firebase.firestore.DocumentReference;
this.docRef = firebase.firestore().collection("societies").doc();
this.myId = this.docRef.id;
this.cityList = firebase.firestore().collection("cities").add(
cityName: this.city,
societyId: this.myId
).then((doc) =>
console.log(doc);
).catch((err) =>
console.log(err);
);






javascript firebase google-cloud-firestore






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edited Nov 14 '18 at 14:46









Frank van Puffelen

247k31394423




247k31394423










asked Nov 14 '18 at 7:13









Saurabh kumarSaurabh kumar

313




313












  • The problem is that the document id eh2w ... j041 is different than the societyId property which holds IEMn ... ngVv? You need to be the same?

    – Alex Mamo
    Nov 14 '18 at 8:54











  • Yes I need this to be same @AlexMamo

    – Saurabh kumar
    Nov 14 '18 at 9:31

















  • The problem is that the document id eh2w ... j041 is different than the societyId property which holds IEMn ... ngVv? You need to be the same?

    – Alex Mamo
    Nov 14 '18 at 8:54











  • Yes I need this to be same @AlexMamo

    – Saurabh kumar
    Nov 14 '18 at 9:31
















The problem is that the document id eh2w ... j041 is different than the societyId property which holds IEMn ... ngVv? You need to be the same?

– Alex Mamo
Nov 14 '18 at 8:54





The problem is that the document id eh2w ... j041 is different than the societyId property which holds IEMn ... ngVv? You need to be the same?

– Alex Mamo
Nov 14 '18 at 8:54













Yes I need this to be same @AlexMamo

– Saurabh kumar
Nov 14 '18 at 9:31





Yes I need this to be same @AlexMamo

– Saurabh kumar
Nov 14 '18 at 9:31












1 Answer
1






active

oldest

votes


















0














You are getting another societyId, which is different than the id that is generated by simply calling doc() function because you are adding an object to the database using CollectionReference's add() function:




Adds a new document to this collection with the specified data, assigning it a document ID automatically.




Instead of using DocumentReference's set() function:




Writes to the document referred to by this DocumentReference. If the document does not exist yet, it will be created. If you pass options, the provided data can be merged into the existing document.




According to your comment, if you want to have the same id, please change the following line of code:



this.cityList = firebase.firestore().collection("cities").add(/* ... */);


to



this.cityList = firebase.firestore().collection("cities").doc(this.myId).set(/* ... */);





share|improve this answer

























  • Please also consider accepting this answer. I'd appreciate it. Thanks!

    – Alex Mamo
    Nov 14 '18 at 13:13












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1 Answer
1






active

oldest

votes








1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









0














You are getting another societyId, which is different than the id that is generated by simply calling doc() function because you are adding an object to the database using CollectionReference's add() function:




Adds a new document to this collection with the specified data, assigning it a document ID automatically.




Instead of using DocumentReference's set() function:




Writes to the document referred to by this DocumentReference. If the document does not exist yet, it will be created. If you pass options, the provided data can be merged into the existing document.




According to your comment, if you want to have the same id, please change the following line of code:



this.cityList = firebase.firestore().collection("cities").add(/* ... */);


to



this.cityList = firebase.firestore().collection("cities").doc(this.myId).set(/* ... */);





share|improve this answer

























  • Please also consider accepting this answer. I'd appreciate it. Thanks!

    – Alex Mamo
    Nov 14 '18 at 13:13
















0














You are getting another societyId, which is different than the id that is generated by simply calling doc() function because you are adding an object to the database using CollectionReference's add() function:




Adds a new document to this collection with the specified data, assigning it a document ID automatically.




Instead of using DocumentReference's set() function:




Writes to the document referred to by this DocumentReference. If the document does not exist yet, it will be created. If you pass options, the provided data can be merged into the existing document.




According to your comment, if you want to have the same id, please change the following line of code:



this.cityList = firebase.firestore().collection("cities").add(/* ... */);


to



this.cityList = firebase.firestore().collection("cities").doc(this.myId).set(/* ... */);





share|improve this answer

























  • Please also consider accepting this answer. I'd appreciate it. Thanks!

    – Alex Mamo
    Nov 14 '18 at 13:13














0












0








0







You are getting another societyId, which is different than the id that is generated by simply calling doc() function because you are adding an object to the database using CollectionReference's add() function:




Adds a new document to this collection with the specified data, assigning it a document ID automatically.




Instead of using DocumentReference's set() function:




Writes to the document referred to by this DocumentReference. If the document does not exist yet, it will be created. If you pass options, the provided data can be merged into the existing document.




According to your comment, if you want to have the same id, please change the following line of code:



this.cityList = firebase.firestore().collection("cities").add(/* ... */);


to



this.cityList = firebase.firestore().collection("cities").doc(this.myId).set(/* ... */);





share|improve this answer















You are getting another societyId, which is different than the id that is generated by simply calling doc() function because you are adding an object to the database using CollectionReference's add() function:




Adds a new document to this collection with the specified data, assigning it a document ID automatically.




Instead of using DocumentReference's set() function:




Writes to the document referred to by this DocumentReference. If the document does not exist yet, it will be created. If you pass options, the provided data can be merged into the existing document.




According to your comment, if you want to have the same id, please change the following line of code:



this.cityList = firebase.firestore().collection("cities").add(/* ... */);


to



this.cityList = firebase.firestore().collection("cities").doc(this.myId).set(/* ... */);






share|improve this answer














share|improve this answer



share|improve this answer








edited Nov 14 '18 at 13:14

























answered Nov 14 '18 at 11:01









Alex MamoAlex Mamo

47.8k82965




47.8k82965












  • Please also consider accepting this answer. I'd appreciate it. Thanks!

    – Alex Mamo
    Nov 14 '18 at 13:13


















  • Please also consider accepting this answer. I'd appreciate it. Thanks!

    – Alex Mamo
    Nov 14 '18 at 13:13

















Please also consider accepting this answer. I'd appreciate it. Thanks!

– Alex Mamo
Nov 14 '18 at 13:13






Please also consider accepting this answer. I'd appreciate it. Thanks!

– Alex Mamo
Nov 14 '18 at 13:13




















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