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Separate Application components from FireBase


Why is __init__() always called after __new__()?Stop EditText from gaining focus at Activity startupNaming Classes - How to avoid calling everything a “<WhatEver>Manager”?Is quitting an application frowned upon?How do I pass data between Activities in Android application?How can I open a URL in Android's web browser from my application?What are the differences between Abstract Factory and Factory design patterns?ViewPager and fragments — what's the right way to store fragment's state?Swift Singleton Pattern in Conjunction With Cloud FirestoreRetrieving Data from FireStore using MVVM Architecture






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0















I have a general question regarding usage of Firebase as my data base but I can't seem to find information to support one argument or another. For some context on my background, I am switching from electrical engineering over to software development so forgive me if I am not exactly following best practice design patterns.



My understanding is that if I have a back-end that could potentially change, I should implement a layer of separation between the app components and the database following MVVM principles. However, if I am using Firebase/Firestore, should I still be implementing an abstraction layer?



I currently have my application components (Fragment and Activity) call on a class with methods that then call upon another class where queries to Firestore are executed. However, because I need to wait for the data the be fetched from Firestore, I have to implement onCompleteListeners inside my Fragment/Activity and it's at this point that I feel shaky on my design.



Sorry for the long text, any guidance on the correct patterns and design philosophy is appreciated. Thank you.










share|improve this question

















  • 3





    This is a very broad question, and there is not just one correct answer. There is also an element on opinion involved here. Consider taking this to a discussion forum so you can discuss more openly, instead of expecting a correct answer.

    – Doug Stevenson
    Mar 9 at 4:20

















0















I have a general question regarding usage of Firebase as my data base but I can't seem to find information to support one argument or another. For some context on my background, I am switching from electrical engineering over to software development so forgive me if I am not exactly following best practice design patterns.



My understanding is that if I have a back-end that could potentially change, I should implement a layer of separation between the app components and the database following MVVM principles. However, if I am using Firebase/Firestore, should I still be implementing an abstraction layer?



I currently have my application components (Fragment and Activity) call on a class with methods that then call upon another class where queries to Firestore are executed. However, because I need to wait for the data the be fetched from Firestore, I have to implement onCompleteListeners inside my Fragment/Activity and it's at this point that I feel shaky on my design.



Sorry for the long text, any guidance on the correct patterns and design philosophy is appreciated. Thank you.










share|improve this question

















  • 3





    This is a very broad question, and there is not just one correct answer. There is also an element on opinion involved here. Consider taking this to a discussion forum so you can discuss more openly, instead of expecting a correct answer.

    – Doug Stevenson
    Mar 9 at 4:20













0












0








0








I have a general question regarding usage of Firebase as my data base but I can't seem to find information to support one argument or another. For some context on my background, I am switching from electrical engineering over to software development so forgive me if I am not exactly following best practice design patterns.



My understanding is that if I have a back-end that could potentially change, I should implement a layer of separation between the app components and the database following MVVM principles. However, if I am using Firebase/Firestore, should I still be implementing an abstraction layer?



I currently have my application components (Fragment and Activity) call on a class with methods that then call upon another class where queries to Firestore are executed. However, because I need to wait for the data the be fetched from Firestore, I have to implement onCompleteListeners inside my Fragment/Activity and it's at this point that I feel shaky on my design.



Sorry for the long text, any guidance on the correct patterns and design philosophy is appreciated. Thank you.










share|improve this question














I have a general question regarding usage of Firebase as my data base but I can't seem to find information to support one argument or another. For some context on my background, I am switching from electrical engineering over to software development so forgive me if I am not exactly following best practice design patterns.



My understanding is that if I have a back-end that could potentially change, I should implement a layer of separation between the app components and the database following MVVM principles. However, if I am using Firebase/Firestore, should I still be implementing an abstraction layer?



I currently have my application components (Fragment and Activity) call on a class with methods that then call upon another class where queries to Firestore are executed. However, because I need to wait for the data the be fetched from Firestore, I have to implement onCompleteListeners inside my Fragment/Activity and it's at this point that I feel shaky on my design.



Sorry for the long text, any guidance on the correct patterns and design philosophy is appreciated. Thank you.







android design-patterns mvvm google-cloud-firestore repository-pattern






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Mar 9 at 4:16









Raymond NguyenRaymond Nguyen

2017




2017







  • 3





    This is a very broad question, and there is not just one correct answer. There is also an element on opinion involved here. Consider taking this to a discussion forum so you can discuss more openly, instead of expecting a correct answer.

    – Doug Stevenson
    Mar 9 at 4:20












  • 3





    This is a very broad question, and there is not just one correct answer. There is also an element on opinion involved here. Consider taking this to a discussion forum so you can discuss more openly, instead of expecting a correct answer.

    – Doug Stevenson
    Mar 9 at 4:20







3




3





This is a very broad question, and there is not just one correct answer. There is also an element on opinion involved here. Consider taking this to a discussion forum so you can discuss more openly, instead of expecting a correct answer.

– Doug Stevenson
Mar 9 at 4:20





This is a very broad question, and there is not just one correct answer. There is also an element on opinion involved here. Consider taking this to a discussion forum so you can discuss more openly, instead of expecting a correct answer.

– Doug Stevenson
Mar 9 at 4:20












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