install

#!/usr/bin/env bash

# Verify installed components  (* = may not be needed):
# 	- bash5     duh
# 	- brew 	    Installer
# 	- curl	    To curl stuff
# 	- jq 		Json parser
# 	- *jc 	    For converting some common command output to json
# 	- jp 		For graphing
# 	- *imgcat   For webcam view stuff
# 	- netcat    For checking if specific ports are online
# 	- gdate     A better alternative to date cmd
# 	- noti      Notifications for job completions, errors, etc
#   - yq        For parsing yml config files

_error(){
    printf "ERROR: %s\n" "$?" 1>&2
}

#
# STEP 1: Make sure brew is installed
#
printf "Checking for %-13s " "brew..."
type -fp brew

if [[ $? != 0 ]]; then
    echo "Not found"

     # /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
    read -p "Install brew now? " -n 1 -r
    echo    # (optional) move to a new line
    if [[ $REPLY =~ ^[Yy]$ ]]
    then
        /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

        [[ $? -ne 0 ]] && _error "Failed to install brew" && exit 1
    
    else
        echo "Not installing brew - exiting"
        exit 1
    fi
fi

echo 

brew_bin=$(type -fp brew)

check_brew_package(){
    brew list | grep -Eq "^${1}$"
}

#
# STEP 2: Make sure were using bash5 - Can be installed via brew if not found
#

printf "Checking for %-13s " "bash (v5)..."

if [[ $BASH_VERSINFO < 5 ]]; then
    echo "Old bash version ($BASH_VERSINFO) - Must use bash v5"
    
    check_brew_package bash && 
        _error "Looks like bash v5 is already installed via brew - Please execute this installer with that bash binary" && 
        exit 1

    echo "Installing bash via brew... "
    sleep 1

    brew install bash
    echo "bash5 installed successfully - Please re-execute this installer with bash v5"
    exit
else 
    echo "$BASH_VERSINFO ($BASH_VERSION)"
fi
echo

function check_or_install {
    declare -a _packages=($@)

    declare -a _notfound=()

    for p in ${_packages[@]}; do
        printf "Checking for %-13s " "${p}..."

        type -fp $p 

        if [[ $? != 0 ]]; then
            echo "Not found"
            _notfound+=($p)
        fi
    done

    if [[ ${#_notfound[@]}  -gt 0 ]]; then
        echo
        echo "There are ${#_notfound[@]} packages to install:  ${_notfound[@]}"
        sleep 1

        echo "Executing: brew install ${_notfound[@]}..."
        sleep 1
        
        brew install ${_notfound[@]}
        
        [[ $? -ne 0 ]] && 
            echo && 
            _error "Brew returned non-zero exit status" &&
            exit 1

        echo
        echo "Brew installed ${#_notfound[@]} package(s) successfully"
        sleep 1
    fi
}

#check_or_install curl 



minimum_packages="curl jq jp yq gawk netcat socat"
extra_packages="noti httping"

install_minimum(){
    echo "Verifying minimum packages: ${minimum_packages}"
    check_or_install $minimum_packages

    [[ $? != 0 ]] && _error "Error installing minimum packages" && exit 1
}

install_extra(){
    echo "Verifying extra packages: ${extra_packages}"
    check_or_install $extra_packages

    [[ $? != 0 ]] && _error "Error installing extra packages" && exit 1
}

install_all(){
    echo "Verifying all packages: ${minimum_packages} ${extra_packages}"
    check_or_install $minimum_packages $extra_packages

    [[ $? != 0 ]] && _error "Error installing all packages" && exit 1
}

#install_minimum && install_extra
install_all
echo

if ! test -L /usr/local/bin/moonraker; then
    echo "Creating symlink /usr/local/bin/moonraker for moonraker script at $(realpath ./moonraker)"
    sleep 1
    sudo ln -vs $(realpath ./moonraker) 
else
    echo "Moonraker symlink found at /usr/local/bin/moonraker"
fi