React Native Command

Clear cache

• Clear cache android

cd android && ./gradlew clean && cd ..

• Clear cache npm

npm cache clean --force

Run app

• Run node service

  • Use npm:

  npm run start

  • Use yarn:

  yarn start

  • Run with reset cache:

  yarn start --reset-cache

• Run app android

react-native run-android

• Run app ios

react-native run-ios

• Run app ios with simulator

react-native run-ios --simulator="iPhone 11 Pro Max"

• To show list simulator run command

xcrun simctl list devices

Logs

• Show log native android

adb logcat

• Show log native android

adb logcat --pid=`adb shell pidof -s com.yourpackage`

Build app

• Build app android release

cd android && ./gradlew assembleRelease && cd .. 

• Build app android bundle release

cd android && ./gradlew bundleRelease && cd .. 

• Build app android release debug

  • Step 1 run command

  react-native bundle --dev false --platform android --entry-file index.js --bundle-output ./android/app/src/main/assets/index.android.bundle --assets-dest ./android/app/src/main/res

  • Step 2 run

  cd android && ./gradlew assembleDebug && cd ..

Simulator

• Open emulator android

  • Show list emulator android

  emulator -list-avds

  • Open emulator

  /Users/YourComputerName/Library/Android/sdk/emulator/emulator -avd EmulatorName -netdelay none -netspeed full

  YourComputerName: Your computer name (Ex: MyComputer)

  EmulatorName: Emulator name (Ex: Pixel_3a_API_30_x86)

NPM

Login

• Login normal

npm login

• Login with scope

npm login —scope=@[scope]

Profile

• Create profile

npm init —scope=@[scope]

• Switch scope

npmrc [profile-name]

Publish

• Publish

npm publish --access public

• Unpublish

npm unpublish -f @[scope]/[package-name]n@[version]

(-f --> force)

Github

Tag

• Create Tag

git tag v1.0.0

• Pushing a Tag

git push origin v1.0.0

Keystore & keychain

• Create keystore

keytool -genkey -v -keystore my-release-key.keystore -alias my-key-alias -keyalg RSA -keysize 2048 -validity 10000

• Create SHA-1 certificate fingerprints

keytool -list -v -keystore PathToYourApp/android/app/my-release-key.keystore -alias my-key-alias -storepass mystorepass -keypass mykeypass

• Copy ssh key

pbcopy < ~/.ssh/id_rsa.pub

Deeplink

Open app android

adb shell am start -a android.intent.action.VIEW -d "your-deep-link” app-package-name

Some error with react native

1. Error verifyReleaseResources

// add to bottom of file android/build.gradle
subprojects {
    afterEvaluate {project ->
        if (project.hasProperty("android")) {
            android {
                compileSdkVersion rootProject.ext.compileSdkVersion
                buildToolsVersion rootProject.ext.buildToolsVersion
            }
        }
    }
}

2. Error can't call api with http on android

// add to application tag of AndroidManifest.xml file
android:usesCleartextTraffic="true"