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// Copyright 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package snippets
// [START admin_import_golang]
import (
"context"
"log"
firebase "firebase.google.com/go/v4"
"firebase.google.com/go/v4/auth"
"google.golang.org/api/option"
)
// [END admin_import_golang]
// ==================================================================
// https://firebase.google.com/docs/admin/setup
// ==================================================================
func initializeAppWithServiceAccount() *firebase.App {
// [START initialize_app_service_account_golang]
opt := option.WithCredentialsFile("path/to/serviceAccountKey.json")
app, err := firebase.NewApp(context.Background(), nil, opt)
if err != nil {
log.Fatalf("error initializing app: %v\n", err)
}
// [END initialize_app_service_account_golang]
return app
}
func initializeAppWithRefreshToken() *firebase.App {
// [START initialize_app_refresh_token_golang]
opt := option.WithCredentialsFile("path/to/refreshToken.json")
config := &firebase.Config{ProjectID: "my-project-id"}
app, err := firebase.NewApp(context.Background(), config, opt)
if err != nil {
log.Fatalf("error initializing app: %v\n", err)
}
// [END initialize_app_refresh_token_golang]
return app
}
func initializeAppDefault() *firebase.App {
// [START initialize_app_default_golang]
app, err := firebase.NewApp(context.Background(), nil)
if err != nil {
log.Fatalf("error initializing app: %v\n", err)
}
// [END initialize_app_default_golang]
return app
}
func initializeServiceAccountID() *firebase.App {
// [START initialize_sdk_with_service_account_id]
conf := &firebase.Config{
ServiceAccountID: "my-client-id@my-project-id.iam.gserviceaccount.com",
}
app, err := firebase.NewApp(context.Background(), conf)
if err != nil {
log.Fatalf("error initializing app: %v\n", err)
}
// [END initialize_sdk_with_service_account_id]
return app
}
func accessServicesSingleApp() (*auth.Client, error) {
// [START access_services_single_app_golang]
// Initialize default app
app, err := firebase.NewApp(context.Background(), nil)
if err != nil {
log.Fatalf("error initializing app: %v\n", err)
}
// Access auth service from the default app
client, err := app.Auth(context.Background())
if err != nil {
log.Fatalf("error getting Auth client: %v\n", err)
}
// [END access_services_single_app_golang]
return client, err
}
func accessServicesMultipleApp() (*auth.Client, error) {
// [START access_services_multiple_app_golang]
// Initialize the default app
defaultApp, err := firebase.NewApp(context.Background(), nil)
if err != nil {
log.Fatalf("error initializing app: %v\n", err)
}
// Initialize another app with a different config
opt := option.WithCredentialsFile("service-account-other.json")
otherApp, err := firebase.NewApp(context.Background(), nil, opt)
if err != nil {
log.Fatalf("error initializing app: %v\n", err)
}
// Access Auth service from default app
defaultClient, err := defaultApp.Auth(context.Background())
if err != nil {
log.Fatalf("error getting Auth client: %v\n", err)
}
// Access auth service from other app
otherClient, err := otherApp.Auth(context.Background())
if err != nil {
log.Fatalf("error getting Auth client: %v\n", err)
}
// [END access_services_multiple_app_golang]
// Avoid unused
_ = defaultClient
return otherClient, nil
}
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