#!/bin/bash
# Ubuntu base build

# vim: ts=4 sw=4 sts=4 et tw=72 :

# force any errors to cause the script and job to end in failure
set -xeu -o pipefail

rh_systems() {
    echo 'No changes to apply'
}


ubuntu_systems() {
    apt-get clean

    # set up docker repo
    sudo mkdir -p /etc/apt/keyrings
    curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
    echo \
    "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
    $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

    apt-get update
    apt-get install -y \
        bzip2 \
        chromium-browser \
        curl \
        docker-ce \
        enchant \
        git \
        less \
        libxml2-utils \
        maven \
        nodejs \
        npm \
        rsync \
        ssh \
        zip \
        python \
        python3-pip \
        python3-software-properties \
        python3.8-venv
        # end of apt-get install list

    npm install -g bower
    npm install karma --save-dev

    # clean up
    apt-get clean
    apt-get purge -y
    apt-get autoremove -y
    rm -rf /var/lib/apt/lists/*

    BAZELISK_VERSION="1.11.0"
    BAZELISK_SHA256SUM="231ec5ca8115e94c75a1f4fbada1a062b48822ca04f21f26e4cb1cd8973cd458"
    curl -L -o /tmp/bazelisk https://github.com/bazelbuild/bazelisk/releases/download/v${BAZELISK_VERSION}/bazelisk-linux-amd64
    echo "$BAZELISK_SHA256SUM  /tmp/bazelisk" | sha256sum -c -
    mv /tmp/bazelisk /usr/local/bin/bazel
    chmod -R a+rx /usr/local/bin/bazel
    USE_BAZEL_VERSION=3.7.2 bazel version
    USE_BAZEL_VERSION=6.0.0-pre.20220421.3 bazel version
    mv ~/.cache/bazelisk /usr/local/share/
    chmod -R a+rw /usr/local/share/bazelisk
}

all_systems() {
    echo 'No common distribution configuration to perform'
}

echo "---> Detecting OS"
ORIGIN=$(facter operatingsystem | tr '[:upper:]' '[:lower:]')

case "${ORIGIN}" in
    fedora|centos|redhat)
        echo "---> RH type system detected"
        rh_systems
    ;;
    ubuntu)
        echo "---> Ubuntu system detected"
        ubuntu_systems
    ;;
    *)
        echo "---> Unknown operating system"
    ;;
esac

# execute steps for all systems
all_systems