The first one is my frontend running against my online database and the second one running against the firestore emulator during my first attempt of getting those emulators properly running. Switching them off is not simply closing and re-opening a terminal and trying to start those emulators again. Your wrong! Those emulators are still running! The other way around, because data is not shown might give you the idea to re-start those emulators thru switching them off. It is possible, being busy with hooking up your frontend to the firestore emulator host, you accidently have terminated your terminal, expecting you ‘switched off’ those running emulators. Otherwise when running command $ ng build -prod the file is read and it will run against the online firestore instance.Ĭoming to this stage, when running command $ ng serve, with the firebase emulators still running, the dashboard (localhost:8080 | - Emulator UI) is showing empty tables. Now, when you run command $ ng serve the environment.ts file will be read and it will run against the local emulators. If you omit the emulator property in this object with the value set to 'false' you will end up with an error during $ ng build -prod. Notice that in the also an environment object exists. Hook frontend onto the ‘firestore emulator’ hostįirst, go to file and find the following import. Data for local use seems not available!ĭownloading your online data into your local environment will be your next challenge.īut first, you need to hook your frontend onto the host, the ‘firestore emulator’.ģ. In most case, especially if you start the emulator functionality for the first time, the tables at the and tabs are empty. View the firebase emulator UI in your favorite browser. If you don't remember the port numbers configured, find them in the firebase.json file. Notice the port numbers for the firestore emulator host e.g. On both devices, however on the Visual Studio Code terminal the firebase emulators are announced ‘ready’. On one of my machines a Java dialog pops up telling me on which port the FIRESTORE_EMULATOR_HOST is ‘living’, whereas on another device not. For me this is ~/functions/~.Ī schema pops up with information about the installed emulators. With the Emulators in place, open another terminal, at the level of your project's root folder. If, at this stage the emulators aren’t downloaded, it will happen automatically during the emulators execution step next, don’t worry. Next, the selected emulators with their configured port numbers are presented on which they will run. If you are not familiar start with the Functions -, Firestore - and Hosting Emulator. Questions asking you to select the emulators of your choice. On the terminal, the emulators setup questions are popping up. Open a terminal and navigate to the project's root folder. See Install, configure and integrate Local Emulator Suite. If you, for whatever reason, do not have Java running ‘under the hood’ figure this out in advance. Enter fullscreen mode Exit fullscreen modeīe aware! Getting the firebase emulator functionality running locally, Java functionality from Oracle is required.
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