React Native Environment setup on ubuntu

This Article Part of React Native Tutorial Series want to start from scrach follow below link

https://infinitbility.com/react-native/table-of-contents

Today, we setup react native environment in ubuntu for run react native app.

For setup react native environment in ubuntu you have to install some dependencies written below

dependencies

Install node and npm
Install Android Studio
Install react-native

Install node and npm

Node.js is an open-source cross-platform JavaScript run-time environment that allows server-side execution of JavaScript code.

for start installing dependencies first update your package manager.

1sudo apt-get update

install c++ compiler. It may already exists, but just in case.

1sudo apt-get install build-essential libssl-dev

install nvm

1curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.34.0/install.sh | bash

reload bash

1source ~/.bashrc

after installation close and reopen terminal and check nvm version

1nvm --version

Install node

1sudo nvm install node

set default node version for nvm

1nvm alias default node

Verify that the node & npm were successfully installed by printing their versions

1node -v

1npm -v

Install Android Studio

before install android studio install java

1sudo apt install openjdk-8-jre openjdk-8-jdk

Install android studio

In ubuntu 18.04, snap command is provided which is containerised software packages that are simple to create and install on all linux distributions https://snapcraft.io/

1sudo snap install android-studio

Configure build path in your .bash_profile or .zshrc

1export ANDROID_HOME=$HOME/Android/Sdk
2export PATH=$PATH:$ANDROID_HOME/tools
3export PATH=$PATH:$ANDROID_HOME/tools/bin
4export PATH=$PATH:$ANDROID_HOME/platform-tools
5export PATH=$PATH:$ANDROID_HOME/emulator

Set alias to shorten command to run emulator

1alias run-emu="$ANDROID_HOME/tools/emulator @pixel2"

Reload bash_profile or .zshrc

1source ~/.bash_profile // or source ~/.zshrc

Generate emulator & run emulator

Note:

In order to make avdmanager command to work, you should start android-studio and complete installation first.
Also system-images should be installed Type below command to install the system image.

1sdkmanager --install "system-images;android-27;google_apis;x86"

Create avd device

1avdmanager create avd -n doo1 -k "system-images;android-27;google_apis_playstore;x86" --device 'Nexus 5X

run emulator

1emu -avd doo1

List emulators. You will see doo1 as a result.

1emu -avd -list-avds

To install pixel device, you can do following.

install missing module

1sudo apt-get install libcanberra-gtk-module:i386

1avdmanager create avd -n doo1 -k "system-images;android-28;google_apis;x86" --device 'pixel'

Trouble shooting with permission

Sometimes there is permission issue running device telling to grant permisson on /dev/kvm.

1sudo apt install qemu-kvm

1sudo adduser <your username> kvm

1sudo chown <your username> /dev/kvm

Install react-native

React Native is distributed as two npm packages, react-native-cli and react-native. The first one is a lightweight package that should be installed globally (npm install -g react-native-cli).

install React Native CLI globally