- Google Authorization repository added

merlinJeyakumar · Feb 25, 2022 · fc24c1f · fc24c1f
1 parent e6bccf2
commit fc24c1f
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diff --git a/buildSrc/src/main/java/libraries/SupportLibraries.gradle.kt b/buildSrc/src/main/java/libraries/SupportLibraries.gradle.kt
@@ -159,4 +159,11 @@ object ThirdPartyLibraries {
     const val auto_starter = "com.github.judemanutd:autostarter:${Versions.auto_starter}"
     const val subsampling_scale_image_view = "com.davemorrissey.labs:subsampling-scale-image-view-androidx:${Versions.subsampling_scale_image_view}"
     const val otpview_pinview ="com.github.mukeshsolanki:android-otpview-pinview:2.1.2"
+}
+
+object GoogleMiscLibraries {
+    const val playservices_auth = "com.google.android.gms:play-services-auth:20.1.0" //https://developers.google.com/android/guides/setup
+    const val google_sheets = "com.google.apis:google-api-services-sheets:v4-rev612-1.25.0"//exclude: org.apache.httpcomponents //https://mvnrepository.com/artifact/com.google.apis/google-api-services-sheets/v4-rev612-1.25.0
+    const val google_oauth_jetty= "com.google.oauth-client:google-oauth-client-jetty:1.33.1" ////https://mvnrepository.com/artifact/com.google.oauth-client/google-oauth-client-jetty/1.33.1
+    const val google_api_client= "com.google.api-client:google-api-client-android:1.33.2" //exclude: org.apache.httpcomponents https://mvnrepository.com/artifact/com.google.api-client/google-api-client-android/1.33.2
 }
diff --git a/data/build.gradle.kts b/data/build.gradle.kts
@@ -33,4 +33,12 @@ dependencies {
     networkLibraries()
     firebaseLibraries()
     dataStoreLibraries()
+    implementation(GoogleMiscLibraries.playservices_auth)
+    implementation(GoogleMiscLibraries.google_sheets){
+        exclude("org.apache.httpcomponents")
+    }
+    implementation(GoogleMiscLibraries.google_oauth_jetty)
+    implementation(GoogleMiscLibraries.google_api_client) {
+        exclude("org.apache.httpcomponents")
+    }
 }
diff --git a/.../src/main/java/com/data/repositories/remote/google/authentication/GoogleAuthentication.kt b/.../src/main/java/com/data/repositories/remote/google/authentication/GoogleAuthentication.kt
@@ -0,0 +1,92 @@
+package com.data.repositories.remote.google.authentication
+
+import android.app.Activity
+import android.app.Activity.RESULT_OK
+import android.content.Context
+import android.content.Intent
+import com.google.android.gms.auth.api.signin.GoogleSignIn
+import com.google.android.gms.auth.api.signin.GoogleSignInAccount
+import com.google.android.gms.auth.api.signin.GoogleSignInClient
+import com.google.android.gms.auth.api.signin.GoogleSignInOptions
+import com.google.android.gms.common.api.ApiException
+import com.nativedevps.support.inline.orElse
+import javax.inject.Inject
+
+
+class GoogleAuthentication @Inject constructor(private val context: Context) {
+    companion object {
+        const val CONST_SIGNING_RESULT = 999
+    }
+
+    data class SignInModel(
+        var email: String,
+        var givenName: String,
+    )
+
+    /**
+     * invoke signIn option
+     **/
+    fun signIn(
+        activity: Activity,
+        signOut: Boolean,
+        callback: (exception: Exception) -> Unit,
+    ) {
+        if (signOut) {
+            getSignInIntent().signOut()
+        }
+        val account = getLastSignedAccount()
+        account?.let {
+            activity.startActivityForResult(getSignInIntent().signInIntent, CONST_SIGNING_RESULT)
+        }.orElse {
+            callback(Exception("already signed in"))
+        }
+    }
+
+    fun signOut(callback: (exception: java.lang.Exception?) -> Unit) {
+        getSignInIntent().signOut().addOnCompleteListener {
+            if (it.isSuccessful) {
+                callback(null)
+            } else {
+                callback(it.exception!!)
+            }
+        }
+    }
+
+    /**
+     *  support method to handle activity result to retrieve SignInModel attributes
+     **/
+    fun onActivityResult(
+        resultCode: Int,
+        data: Intent,
+        callback: (
+            signInModel: SignInModel?,
+            exception: Exception?,
+        ) -> Unit,
+    ) {
+        if (resultCode == RESULT_OK) {
+            GoogleSignIn.getSignedInAccountFromIntent(data).apply {
+                if (isSuccessful) {
+                    getResult(ApiException::class.java).let {
+                        SignInModel(it.email!!, it.givenName ?: it.displayName ?: it.familyName!!)
+                    }.apply {
+                        callback(this, null)
+                    }
+                } else {
+                    callback(null, Exception(this.exception))
+                }
+            }
+        } else {
+            callback(null, Exception("action cancelled"))
+        }
+    }
+
+    private fun getLastSignedAccount(): GoogleSignInAccount? {
+        return GoogleSignIn.getLastSignedInAccount(context)
+    }
+
+    private fun getSignInIntent(): GoogleSignInClient {
+        val gso = GoogleSignInOptions.Builder(
+            GoogleSignInOptions.DEFAULT_SIGN_IN).requestEmail().build()
+        return GoogleSignIn.getClient(context, gso)
+    }
+}