note: link to play store not publicly active yet

Fred's Roadtrip Storyteller

Listen to historical markers as you travel - Learn about local history as you drive.

• KMP (Kotlin Multi-Platform) Compose-based Proof-of-concept experimental app using Google Maps for iOS and Android.
• Pure Kotlin App using SHARED core and SHARED Compose based UI, running in native Kotlin.

YouTube series following the development of the app:

Assets

• Wiki: Fred's Roadtrip Storyteller Wiki
• Link to Marketing site source: https://github.com/realityexpander/FredsRoadtripStorytellerWebsite
• Link to Marketing Site: https://FredsRoadtripStoryteller.com

Screen Shots

note: screenshots may differ slightly from current version

Android Screenshots

iOS Screenshots

External Locations for Promoting Project

• https://medium.com/@chrisathanas/

• https://www.youtube.com/@ChrisAthanas

• Join the KMP Developers Group:

  • Twitter/X: https://twitter.com/i/communities/1739883885658607808
  • LinkedIn: https://www.linkedin.com/groups/14367209
  • FaceBook: https://www.facebook.com/groups/913147236893976

Application Architecture

• 

Developer notes

Source: (Code snapshot taken 10/8/23) https://github.com/JetBrains/compose-multiplatform/tree/master/examples/cocoapods-ios-example

• Must create AppSecrets.plist from within Xcode - in password vault

• Can get google-services.json from Google Cloud Console

• must do pod install from the iosApp folder

• Note: There are many spurious warning messages and pop-up warnings. It seems these can be safely ignored.

Latest commit Ran & Built with:

• Android Studio Iguana | 2023.2.1 RC 2
• Build #AI-232.10227.8.2321.11429013, built on February 9, 2024
• Runtime version: 17.0.9+0-17.0.9b1087.7-11185874 aarch64
• VM: OpenJDK 64-Bit Server VM by JetBrains s.r.o.
• macOS 13.6.3
• GC: G1 Young Generation, G1 Old Generation
• Memory: 4096M
• Cores: 10
• Metal Rendering is ON
• Registry:
• analyze.exceptions.on.the.fly=true
• debugger.new.tool.window.layout=true
• ide.tooltip.initialDelay=812
• ide.experimental.ui=true
• ide.browser.jcef.gpu.disable=true
• Non-Bundled Plugins:
• com.c5inco.modifiers (1.0.14)
• com.intellij.javafx (1.0.4)
• com.intellij.marketplace (232.10227.13)
• wu.seal.tool.jsontokotlin (3.7.4)
• org.jetbrains.kotlin (232-1.9.20-RC2-release-495-AS10072.27)
• idea.plugin.protoeditor (232.9559.10)
• com.wakatime.intellij.plugin (14.3.11)
• com.github.airsaid.androidlocalize (3.0.0)
• DBN (3.4.3073.0)
• net.seesharpsoft.intellij.plugins.csv (3.3.0-232)
• com.jetbrains.kmm (0.8.2(232)-20)
• com.squareup.sqldelight (2.0.1)
• com.developerphil.adbidea (1.6.13)
• org.jetbrains.compose.desktop.ide (1.6.0)
• by.overpass.svg-to-compose-intellij (0.14)
• com.github.copilot (1.4.18.4775)
• mobi.hsz.idea.gitignore (4.5.2)
• com.abeade.plugin.figma.import (1.3.0)

Code style

• https://github.com/realityexpander/FredsRoadtripStoryteller/blob/main/raw_assets/CodeStyle.md

KMP Stuff

• KMP Wizard

  • https://terrakok.github.io/Compose-Multiplatform-Wizard/

• All kinds of libraries

  • https://github.com/terrakok/kmp-awesome

• Settings

  • https://github.com/russhwolf/multiplatform-settings

• Storage (Store5)

• https://github.com/MobileNativeFoundation/Store

• Location KMM implementation concept

  • https://github.com/line/abc-kmm-location

• kSoup - HTML parser for scraping web pages

  • This thing is a hack and a half way of scraping, but until jSoup is ported, its what we got. -https://github.com/MohamedRejeb/ksoup

• Painter resources

  • https://github.com/JetBrains/compose-multiplatform/blob/master/tutorials/Image_And_Icons_Manipulations/README.md

• Material Design 3

• https://material.io/blog/material-3-compose-1-1

• Drawers

• https://developer.android.com/jetpack/compose/components/drawer

• WebView

• https://github.com/KevinnZou/compose-webview-multiplatform/blob/main/sample/shared/src/commonMain/kotlin/com/kevinnzou/sample/BasicWebViewSample.kt

• Screen Orientation

• https://youtrack.jetbrains.com/issue/KT-58292

• https://www.geeksforgeeks.org/detect-screen-orientation-in-android-using-jetpack-compose/

• https://codingwithrashid.com/how-to-get-screen-orientation-in-android-jetpack-compose/

• Build Config

• https://github.com/gmazzo/gradle-buildconfig-plugin

• Lottie for Compose (Android only?)

• https://github.com/airbnb/lottie/blob/master/android-compose.md

Android

• Adding markers

• https://www.geeksforgeeks.org/how-to-add-multiple-markers-to-google-maps-in-android-using-jetpack-compose/

• Background tracking

  • https://github.com/realityexpander/BackgroundLocationTracking/blob/master/app/src/main/java/com/realityexpander/backgroundlocationtracking/LocationClientImpl.kt

• Location Visualizer

  • https://github.com/JetBrains/compose-multiplatform/blob/7c2bec465489d706451fa3ad5810d060f5bc7773/examples/imageviewer/shared/src/commonMain/kotlin/example/imageviewer/view/LocationVisualizer.common.kt
  • https://github.com/JetBrains/compose-multiplatform/blob/7c2bec465489d706451fa3ad5810d060f5bc7773/examples/imageviewer/shared/src/iosMain/kotlin/example/imageviewer/view/LocationVisualizer.ios.kt

• Problems

• Clustering markers not updated

  • googlemaps/android-maps-compose#269

• Compose Clustering

  • https://betterprogramming.pub/clustering-with-maps-compose-for-android-911a2fe3f08b

• Compose Samples

  • https://github.com/android/compose-samples

• Billing

• https://developer.android.com/google/play/billing/integrate

• https://medium.com/androiddevelopers/working-with-google-play-billing-part-2-b859b55426d2

• https://developer.android.com/google/play/billing/errors

• Nice example in compose: https://www.answertopia.com/jetpack-compose/a-jetpack-compose-in-app-purchasing-tutorial/

• Book from the author: https://www.ebookfrenzy.com/pdf_previews/JetpackCompose1.4EssentialsPreview.pdf

• Handling test licenses: https://play.google.com/console/u/2/developers/7466162782462237210/license-tester

• In-app products dashboard: https://play.google.com/console/u/2/developers/7466162782462237210/app/4975423493158681529/managed-products

• https://developer.android.com/google/play/billing/integrate

• https://reintech.io/blog/implementing-in-app-purchases-kotlin-google-play-billing-library

• https://support.google.com/googleplay/android-developer/answer/1153481?hl=en&sjid=4505455023269193106-NC#zippy=%2Ccreate-a-single-in-app-product

• https://www.namiml.com/blog/set-up-iap-google-play-android-app

iOS

• https://developers.google.com/maps/documentation/ios-sdk/utility/setup

• Location Manager

  • https://developers.google.com/maps/documentation/ios-sdk/current-place-tutorial

• Map Utils (clustering)

• https://github.com/googlemaps/google-maps-ios-utils

• Long running background location updates

  • https://developer.apple.com/forums/thread/69152

• Location picker

  • https://github.com/almassapargali/LocationPicker
  • https://github.com/alessiorubicini/LocationPickerForSwiftUI/blob/master/Sources/LocationPicker/MapView.swift

• Touch map for location

  • https://stackoverflow.com/questions/34431459/ios-swift-how-to-add-pinpoint-to-map-on-touch-and-get-detailed-address-of-th

• Continuous updates

  • https://developer.apple.com/forums/thread/124048

• How to convert iOS UIImage to Compose ImageBitmap in Compose Multiplatform?

  • https://slack-chats.kotlinlang.org/t/12086405/hi-all-how-to-convert-ios-uiimage-to-compose-imagebitmap-in-

• Maps stuff

• Override MKMapViewDelegateProtocol in Compose Multiplatform to receive pin selected events

• https://stackoverflow.com/questions/77266473/override-mkmapviewdelegateprotocol-in-compose-multiplatform-to-receive-pin-selec

• How to programmatically select annotation in Google Maps iOS?

• https://stackoverflow.com/questions/49156832/ios-google-map-programmatically-select-annotation-swift

• SwiftUI iOS 14 MapKit Annotation Tap Gesture (didSelect)

• https://developer.apple.com/forums/thread/659748

• Meet MapKit for SwiftUI https://developer.apple.com/videos/play/wwdc2023/10043/

-[Solved] iOS 17 MapKit: How to use Map(selection:)? -https://www.hackingwithswift.com/forums/swiftui/ios-17-mapkit-how-to-use-map-selection/22886

https://www.hackingwithswift.com/books/ios-swiftui/integrating-mapkit-with-swiftui

• STORE stuff

• StoreHelper Quick Start: https://github.com/russell-archer/StoreHelper/blob/main/Documentation/quickstart.md

• StoreHelper Guide https://github.com/russell-archer/StoreHelper/blob/main/Documentation/guide.md#get-started

• Simulate Location

• https://gpx-poi.com/

Dev notes

• Why mutableStateList

  • https://stackoverflow.com/questions/67252538/jetpack-compose-update-composable-when-list-changes

• KMM Location services example app

  • https://medium.com/rapido-labs/building-a-kotlin-multiplatform-mobile-sdk-for-location-related-services-488a2855ab23

• Kotlin Swift - Jetpack Compose iOS, ComposeUIViewController, UIViewControllerRepresentable, UIKitView...

  • https://appkickstarter.com/blog/kotlin-swift

Asset links

Potential app names:

• https://www.mightynetworks.com/app-name-generator

icons: https://www.google.com/search?q=flat+icons+navigation&sca_esv=585465592&tbm=isch&sxsrf=AM9HkKkbHZOj7DIYI42VD56hpTfPgmYrYQ:1701032930698&source=lnms&sa=X&ved=2ahUKEwj_kte8yeKCAxVQIEQIHeeIDDsQ_AUoAXoECAIQAw&biw=1622&bih=1050&dpr=2#imgrc=Tx7XOXuIaxmJtM

Play store badge generator: https://play.google.com/intl/en_us/badges/

Privacy Policy: https://www.privacypolicygenerator.info/ https://www.privacypolicygenerator.info/download.php?lang=en&token=dhslNflkEHizHHbsBssrE8zM1p5AXwnR

Firebase console: https://console.firebase.google.com/u/0/project/talkingmarkers/overview

Photo editors

• Photoshop editor: https://www.photopea.com/

• Location Markers

• https://pngtree.com/so/location-marker

• https://www.vecteezy.com/png/22187039-map-location-pin-icon

• https://www.google.com/imgres?imgurl=https%3A%2F%2Fpng.pngtree.com%2Fpng-vector%2F20210214%2Fourmid%2Fpngtree-location-marker-png-image_2921053.jpg&tbnid=0jAIDviURQ9mpM&vet=12ahUKEwiMqrbUkZWCAxWFz8kDHe1nDRoQMygGegQIARBU..i&imgrefurl=https%3A%2F%2Fpngtree.com%2Fso%2Flocation-marker&docid=MUeqs9oCST4JyM&w=360&h=360&q=location%20marker%20map%20%2Bfree&ved=2ahUKEwiMqrbUkZWCAxWFz8kDHe1nDRoQMygGegQIARBU

• https://www.google.com/search?q=location+marker+map+%2Bfree&tbm=isch&ved=2ahUKEwj8wsnbkJWCAxUhFN4AHVAFAicQ2-cCegQIABAA&oq=location+marker+map+%2Bfree&gs_lcp=CgNpbWcQAzoECCMQJzoGCAAQCBAeOgQIABAeUNcEWNoUYLoXaABwAHgAgAG9AYgB9wWSAQM0LjOYAQCgAQGqAQtnd3Mtd2l6LWltZ8ABAQ&sclient=img&ei=mhk7ZfyNMaGo-LYP0IqIuAI&bih=1050&biw=1698

• Material Design Palette

• https://materialpalettes.com/

Original Readme:

Compose Multiplatform iOS CocoaPods example

This example showcases using Kotlin Multiplatform shared module in Swift as a CocoaPods framework.

The official Kotlin documentation provides more information on working with CocoaPods:

• CocoaPods overview and setup;
• Add dependencies on a Pod library;
• Use a Kotlin Gradle project as a CocoaPods dependency;

Setting up your development environment

To setup the environment, please consult these instructions.

How to run

Choose a run configuration for an appropriate target in IDE and run it.