@capacitor-firebase/remote-config

@capacitor-firebase/remote-config

Unofficial Capacitor plugin for Firebase Remote Config.¹

Installation

npm install @capacitor-firebase/remote-config firebase
npx cap sync

Add Firebase to your project if you haven't already (Android / iOS / Web).

Android

Google Analytics is required for the conditional targeting of app instances to user properties and audiences. Make sure that you install the Capacitor Firebase Analytics plugin in your project.

Variables

This plugin will use the following project variables (defined in your app’s variables.gradle file):

• $firebaseConfigVersion version of com.google.firebase:firebase-config (default: 21.3.0)

Configuration

No configuration required for this plugin.

Demo

A working example can be found here: robingenz/capacitor-firebase-plugin-demo

Starter templates

The following starter templates are available:

• Ionstarter Angular Firebase

Usage

import { FirebaseRemoteConfig } from '@capacitor-firebase/remote-config';

const activate = async () => {
  await FirebaseRemoteConfig.activate();
};

const fetchAndActivate = async () => {
  await FirebaseRemoteConfig.fetchAndActivate();
};

const fetchConfig = async () => {
  await FirebaseRemoteConfig.fetchConfig({
    minimumFetchIntervalInSeconds: 1200,
  });
};

const getBoolean = async () => {
  const { value } = await FirebaseRemoteConfig.getBoolean({
    key: 'is_sale',
  });
  return value;
};

const getNumber = async () => {
  const { value } = await FirebaseRemoteConfig.getNumber({
    key: 'upcoming_maintenance',
  });
  return value;
};

const getString = async () => {
  const { value } = await FirebaseRemoteConfig.getString({
    key: 'license_key',
  });
  return value;
};

const setSettings = async () => {
  await FirebaseRemoteConfig.setSettings({
    fetchTimeoutInSeconds: 10,
    minimumFetchIntervalInSeconds: 0,
  });
};

const addConfigUpdateListener = async () => {
  const callbackId = await FirebaseRemoteConfig.addConfigUpdateListener(
    (event, error) => {
      if (error) {
        console.error(error);
      } else {
        console.log(event);
      }
    }
  );
  return callbackId;
};

const removeConfigUpdateListener = async (callbackId: string) => {
  await FirebaseRemoteConfig.removeConfigUpdateListener({
    callbackId,
  });
};

const removeAllListeners = async () => {
  await FirebaseRemoteConfig.removeAllListeners();
};

API

• activate()
• fetchAndActivate()
• fetchConfig(...)
• getBoolean(...)
• getNumber(...)
• getString(...)
• setMinimumFetchInterval(...)
• setSettings(...)
• addConfigUpdateListener(...)
• removeConfigUpdateListener(...)
• removeAllListeners()
• Interfaces
• Type Aliases
• Enums

activate()

activate() => Promise<void>

Make the last fetched configuration available to the getters.

Since: 1.3.0

---

fetchAndActivate()

fetchAndActivate() => Promise<void>

Perform fetch and activate operations.

Since: 1.3.0

---

fetchConfig(...)

fetchConfig(options?: FetchConfigOptions | undefined) => Promise<void>

Fetch and cache configuration from the Remote Config service.

Param	Type
options	FetchConfigOptions

Since: 1.3.0

---

getBoolean(...)

getBoolean(options: GetBooleanOptions) => Promise<GetBooleanResult>

Get the value for the given key as a boolean.

Param	Type
options	GetOptions

Returns: Promise<GetBooleanResult>

Since: 1.3.0

---

getNumber(...)

getNumber(options: GetNumberOptions) => Promise<GetNumberResult>

Get the value for the given key as a number.

Param	Type
options	GetOptions

Returns: Promise<GetNumberResult>

Since: 1.3.0

---

getString(...)

getString(options: GetStringOptions) => Promise<GetStringResult>

Get the value for the given key as a string.

Param	Type
options	GetOptions

Returns: Promise<GetStringResult>

Since: 1.3.0

---

setMinimumFetchInterval(...)

setMinimumFetchInterval(options: SetMinimumFetchIntervalOptions) => Promise<void>

Set the minimum fetch interval.

Only available for Web.

Param	Type
options	SetMinimumFetchIntervalOptions

Since: 1.3.0

---

setSettings(...)

setSettings(options: SetSettingsOptions) => Promise<void>

Set the remote config settings.

On Android, the settings values are persisted in SharedPreferences.

Param	Type
options	SetSettingsOptions

Since: 6.2.0

---

addConfigUpdateListener(...)

addConfigUpdateListener(callback: AddConfigUpdateListenerOptionsCallback) => Promise<CallbackId>

Add a listener for the config update event.

Only available for Android and iOS.

Param	Type
callback	AddConfigUpdateListenerOptionsCallback

Returns: Promise<string>

Since: 5.4.0

---

removeConfigUpdateListener(...)

removeConfigUpdateListener(options: RemoveConfigUpdateListenerOptions) => Promise<void>

Remove a listener for the config update event.

Only available for Android and iOS.

Param	Type
options	RemoveConfigUpdateListenerOptions

Since: 5.4.0

---

removeAllListeners()

removeAllListeners() => Promise<void>

Remove all listeners for this plugin.

Since: 5.4.0

---

Interfaces

FetchConfigOptions

Prop	Type	Description	Default	Since
minimumFetchIntervalInSeconds	number	Define the maximum age in seconds of an entry in the config cache before it is considered stale. During development, it's recommended to set a relatively low minimum fetch interval. Only available for Android and iOS.	43200	1.3.0

GetBooleanResult

Prop	Type	Description	Since
value	boolean	The value for the given key as a boolean.	1.3.0
source	GetValueSource	Indicates at which source this value came from. Only available for Android and iOS.	1.3.0

GetOptions

Prop	Type	Description	Since
key	string	The key of the value to get.	1.3.0

GetNumberResult

Prop	Type	Description	Since
value	number	The value for the given key as a number.	1.3.0
source	GetValueSource	Indicates at which source this value came from. Only available for Android and iOS.	1.3.0

GetStringResult

Prop	Type	Description	Since
value	string	The value for the given key as a string.	1.3.0
source	GetValueSource	Indicates at which source this value came from. Only available for Android and iOS.	1.3.0

SetMinimumFetchIntervalOptions

Prop	Type	Description	Default	Since
minimumFetchIntervalInSeconds	number	Define the maximum age in seconds of an entry in the config cache before it is considered stale. During development, it's recommended to set a relatively low minimum fetch interval.	43200	1.3.0

SetSettingsOptions

Prop	Type	Description	Default	Since
fetchTimeoutInSeconds	number	Defines the maximum amount of milliseconds to wait for a response when fetching configuration from the Remote Config server.	60	6.2.0
minimumFetchIntervalInSeconds	number	Define the maximum age in seconds of an entry in the config cache before it is considered stale. During development, it's recommended to set a relatively low minimum fetch interval.	43200	6.2.0

AddConfigUpdateListenerOptionsCallbackEvent

Prop	Type	Description	Since
updatedKeys	string[]	Parameter keys whose values have been updated from the currently activated values.	5.4.0

RemoveConfigUpdateListenerOptions

Prop	Type	Description	Since
id	CallbackId	The id of the listener to remove.	5.4.0

Type Aliases

GetBooleanOptions

GetOptions

GetNumberOptions

GetOptions

GetStringOptions

GetOptions

AddConfigUpdateListenerOptionsCallback

(event: AddConfigUpdateListenerOptionsCallbackEvent | null, error: any): void

CallbackId

string

Enums

GetValueSource

Members	Value	Description	Since
Static	0	Indicates that the value returned is the static default value.	1.3.0
Default	1	Indicates that the value returned was retrieved from the defaults set by the client.	1.3.0
Remote	2	Indicates that the value returned was retrieved from the Firebase Remote Config Server.	1.3.0

Changelog

See CHANGELOG.md.

License

See LICENSE.

Footnotes

1. This project is not affiliated with, endorsed by, sponsored by, or approved by Google LLC or any of their affiliates or subsidiaries. ↩