== Prerequisites 

- For Ubuntu 

curl -O https://hyperledger.github.io/composer/latest/prereqs-ubuntu.sh 
chmod u+x prereqs-ubuntu.sh
 

- For Mac

curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.0/install.sh | bash

# Restart terminal again 

nvm install --lts 

# Go to https://docs.docker.com/docker-for-mac/install/#download-docker-for-mac


== Dev environment 

# UPDATE 2: Some commands have minor changes (version numbers need to be specified)
npm install -g composer-cli@0.20  
npm install -g composer-rest-server@0.20
npm install -g generator-hyperledger-composer@0.20
npm install -g yo

npm install -g composer-playground@0.20


# Install visual studio code 

== Fabric install 

mkdir ~/fabric-tools && cd ~/fabric-tools

curl -O https://raw.githubusercontent.com/hyperledger/composer-tools/master/packages/fabric-dev-servers/fabric-dev-servers.tar.gz

tar -xvf fabric-dev-servers.tar.gz

cd ~/fabric-tools

export FABRIC_VERSION=hlfv12        # UPDATE 2
./downloadFabric.sh

./startFabric.sh
# ./createPeerAdminCard.sh  # DO NOT DO THIS RIGHT NOW 

composer-playground


== Dev Tutorial 

yo hyperledger-composer:businessnetwork

# Edit files for model, logic and permissions 

composer archive create -t dir -n .

composer network install --card PeerAdmin@hlfv1 --archiveFile tutorial-network@0.0.1.bna

composer network start --networkName tutorial-network --networkVersion 0.0.1 --networkAdmin admin --networkAdminEnrollSecret adminpw --card PeerAdmin@hlfv1 --file networkadmin.card

composer card import --file networkadmin.card

composer network ping --card admin@tutorial-network

composer-rest-server
#  admin@tutorial-network as the card name. 
#  select all others as default