dev_install

#!/bin/bash

set -e

# Check arguments
if [ "$1" != "install" ] && [ "$1" != "remove" ]; then
    echo "Usage: $0 install | remove"
    exit 1;
fi

DIR=$(cd `dirname $0` && pwd)
cd $DIR/

# Determine install path from pubspec
input="./pubspec.yaml"

mapfile -s 0 name < $input
mapfile -s 1 version < $input

name=$(echo $name | cut -d' ' -f 2)
version=$(echo $version | cut -d' ' -f 2)

package=$(echo $HOME/.pub-cache/hosted/pub.dartlang.org/$name-$version)

# Install
if [ "$1" == "install" ]; then

    # If symlink does not already exist
    if ! [[ -L "$package" && -d "$package" ]]; then

        # Backup if needed
        if [ -d "$package" ]; then mv $package $package-backup; fi

        # Create symlink
        ln -s $DIR $package

        echo "Local" $name-$version "installed."
        echo "Changes to this project will now automatically reflect in its dependants."
    else
        echo "Local" $name-$version "already installed."
    fi

# Remove
elif [ "$1" == "remove" ]; then

    # If symlink exists
    if [[ -L "$package" && -d "$package" ]]; then

        # Remove symlink
        rm $package

        # Restore backup if present
        if [ -d "$package-backup" ]; then mv $package-backup $package; fi

        echo "Local" $name-$version "uninstalled."
    else
        echo "Local" $name-$version "already uninstalled."
    fi

fi