Login with Google POC

composeApp/src/commonMain/kotlin/ui/screen/intro/IntroViewModel.kt

@@ -1,14 +1,27 @@
 package ui.screen.intro
 
+import IvyConstants
+import Platform
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import domain.GoogleAuthenticationUseCase
 import ui.ComposeViewModel
+import ui.navigation.Navigation
+import ui.screen.home.HomeScreen
 
 class IntroViewModel(
+    private val navigation: Navigation,
+    private val platform: Platform,
     private val googleAuthenticationUseCase: GoogleAuthenticationUseCase,
 ) : ComposeViewModel<IntroViewState, IntroViewEvent> {
     @Composable
     override fun viewState(): IntroViewState {
+        LaunchedEffect(Unit) {
+            platform.getUrlParam(IvyConstants.SessionTokenParam)
+                ?.let { sessionToken ->
+                    navigation.navigate(HomeScreen())
+                }
+        }
         return IntroViewState()
     }
 

scripts/runServer.sh

@@ -19,7 +19,7 @@ fi
 PORT=8081
 
 # Use lsof to check if the port is in use
-PID=$(sudo lsof -ti:$PORT)
+PID=$(lsof -ti:$PORT)
 
 # If a PID exists, kill the process
 if [ ! -z "$PID" ]; then

server/src/main/kotlin/ivy/learn/api/GoogleAuthenticationApi.kt

@@ -27,7 +27,8 @@ class GoogleAuthenticationApi : Api {
             // TODO: 1. Validate authorization code
             // TODO: 2. Created session token
             val sessionToken = UUID.randomUUID().toString()
-            call.respondRedirect("${IvyUrls.frontEnd}?sessionToken=$sessionToken")
+            val frontEndUrl = IvyUrls.debugFrontEnd
+            call.respondRedirect("${frontEndUrl}?${IvyConstants.SessionTokenParam}=$sessionToken")
         }
     }
 

shared/src/commonMain/kotlin/IvyConstants.kt

@@ -1,4 +1,5 @@
 object IvyConstants {
     val GoogleClientId = "717609528266-tt1p4jhsg8glp4qlj9td5db1racvqlal.apps.googleusercontent.com"
     val GoogleAuthCallbackEndpoint = "/auth/google/callback"
+    val SessionTokenParam = "sessionToken"
 }

shared/src/commonMain/kotlin/Platform.kt

@@ -5,6 +5,7 @@ interface Platform {
     fun log(level: LogLevel, msg: String)
     fun httpClient(config: HttpClientConfig<*>.() -> Unit = {}): HttpClient
     fun playSound(soundUrl: String)
+    fun getUrlParam(key: String): String?
 }
 
 enum class LogLevel {

shared/src/commonMain/kotlin/ivy/IvyUrls.kt

@@ -4,4 +4,5 @@ object IvyUrls {
     const val tos = "https://github.com/Ivy-Apps/legal/blob/main/ivy-learn-tos.md"
     const val privacy = "https://github.com/Ivy-Apps/legal/blob/main/ivy-learn-privacy.md"
     const val frontEnd = "https://ivylearn.app"
+    const val debugFrontEnd = "http://localhost:8080/"
 }

shared/src/iosMain/kotlin/Platform.ios.kt

@@ -18,6 +18,10 @@ class IOSPlatform : Platform {
     override fun playSound(soundUrl: String) {
         // TODO: Implement
     }
+
+    override fun getUrlParam(key: String): String? {
+        return null
+    }
 }
 
 

shared/src/jsMain/kotlin/Platform.js.kt

@@ -1,6 +1,8 @@
 import io.ktor.client.*
 import io.ktor.client.engine.js.*
+import kotlinx.browser.window
 import org.w3c.dom.Audio
+import org.w3c.dom.url.URLSearchParams
 
 class JsPlatform : Platform {
     override val name: String = "Web with Kotlin/JS"
@@ -19,6 +21,11 @@ class JsPlatform : Platform {
         val audio = Audio(soundUrl)
         audio.play()
     }
+
+    override fun getUrlParam(key: String): String? {
+        val urlParams = URLSearchParams(window.location.search)
+        return urlParams.get(key)
+    }
 }
 
 actual fun platform(): Platform = JsPlatform()

shared/src/jvmMain/kotlin/Platform.jvm.kt

@@ -17,6 +17,10 @@ class JVMPlatform: Platform {
     override fun playSound(soundUrl: String) {
         // TODO: Implement
     }
+
+    override fun getUrlParam(key: String): String? {
+        return null
+    }
 }
 
 actual fun platform(): Platform = JVMPlatform()