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ixc2024:tech:tools:backendoftheapplication [2024/05/27 16:55] – hibaaixc2024:tech:tools:backendoftheapplication [2024/05/27 18:55] (current) – hibaa
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    npm install firebase-admin    npm install firebase-admin
  
-**Initialize Firebase Admin SDK**+-> **Initialize Firebase Admin SDK**
  
-Create a file named auth.js in your project’s root directory and enter the code below:+In Visual Studio, open the folder you have been working on (In this example it is Waste-Backend), create a file named auth.js in your project’s root directory and enter the code below:
  
    const admin = require('firebase-admin');    const admin = require('firebase-admin');
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    module.exports = { verifyToken };    module.exports = { verifyToken };
  
-**Creating Express.js Server with Authentication Endpoints**+-> **Creating Express.js Server with Authentication Endpoints**
  
 Create a file named index.js in your projects root directory and enter the code below: Create a file named index.js in your projects root directory and enter the code below:
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 This will allow you to create endpoints that can be used by the frontend to send or access data. The following URLs can be used to access the different endpoints. This will allow you to create endpoints that can be used by the frontend to send or access data. The following URLs can be used to access the different endpoints.
  
--> Additional resources on how to use firebase authentication with your backend and frontend can be found in the //Additional Resources// section.+__Note:__ Additional resources on how to use firebase authentication with your backend and frontend can be found in the //Additional Resources// section.
  
 ==Deploying API Service to Google Cloud == ==Deploying API Service to Google Cloud ==
  
-**Create app.yaml**+-> **Create app.yaml**
  
 To deploy the app we need to create a configuration file in our project's root directory. This file has to be a yaml file as per Google’s recommendation. For the purpose of this tutorial we will create a file called app.yaml in our root directory and add the settings and routing for Google App Engine. To deploy the app we need to create a configuration file in our project's root directory. This file has to be a yaml file as per Google’s recommendation. For the purpose of this tutorial we will create a file called app.yaml in our root directory and add the settings and routing for Google App Engine.
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    # [START app_yaml]    # [START app_yaml]
    runtime: nodejs20    runtime: nodejs20
-   service: node-express-api+   entrypoint: node index.js
    # [END app_yaml]    # [END app_yaml]
  
-**Explanation of the Configuration:** +__Notes:__
   * runtime: Specifies the runtime environment (e.g., nodejs20)   * runtime: Specifies the runtime environment (e.g., nodejs20)
   * service: Defines the service name, typically a project-specific prefix or subdomain.   * service: Defines the service name, typically a project-specific prefix or subdomain.
 +  * entrypoint: By default App Engine expects server.js as the entry point but if your app uses anything else then you specify that here.
  
-**Deploy your App Locally**+-> **Deploy your App Locally**
  
-Deploy your Node app by executing the command in root directory of your project+  - Close your command prompt and open it again 
 +  - Run **'gcloud** to make sure that everything is connected 
 +  - Navigate to your project folder **'cd waste-backend'** 
 +  - Run the command **'gcloud init'** 
 +  - Select **'1'** to re-initialize the configuration [default] with new settings 
 +  - Select the email account that you are using in your Cloud Console to perform operations for this configuration 
 +  - Pick the number allocated to your project 
 +  - Deploy your Node app by executing the command in root directory of your project
  
    gcloud app deploy    gcloud app deploy
 +   
 +5. Choose a region where you want your App Engine Application to be located
  
 ====Additional Resources==== ====Additional Resources====