#!/bin/bash

#value=`cat config.txt`
#echo "$value"

WORKSPACE="$HOME/workspace/projects"

if [ ! -e $WORKSPACE ]; then
    mkdir -p $WORKSPACE
fi

saveIFS="$IFS"
IFS=$'\n'
GRPS=($(<~/.git_groups))
IFS="$saveIFS"

for GRP in "${GRPS[@]}"; do
    if [ ! -e $WORKSPACE/$GRP ]; then
        mkdir $WORKSPACE/$GRP
    elif [ -f $WORKSPACE/$GRP ]; then
        echo -e "[\e[31mX\e[0m] Group directory already exists as file: $WORKSPACE/$GRP"
        exit 1
    fi

    if [ -e ~/.git_group_$GRP ]; then
        saveIFS="$IFS"
        IFS=$'\n'
        REPOS=($(<~/.git_group_$GRP))
        IFS="$saveIFS"

        for REPO in "${REPOS[@]}"; do
            cd $WORKSPACE/$GRP
            REPODIR=$(basename "$REPO")
            #extension="${filename##*.}"
            REPODIR="${REPODIR%.*}"
            if [ -e $REPODIR ]; then
                cd $REPODIR
                #git diff --quiet || echo "[c] skipping" 
                git diff --quiet
                if [ $? > 0 ]; then
                    echo -e "[\e[31mX\e[0m] $GRP/$REPODIR changed - $WORKSPACE/$GRP/$REPO"
                else
                    echo -e "[\e[32mU\e[0m] $GRP/$REPODIR"
                    #git pull
                fi
            else
                #git clone $REPO
                echo -e "[\e[33mC\e[0m] $GRP/$REPODIR"
            fi
        done
    else
        echo -e "[\e[31mX\e[0m] Group config file ~/.git_group_$GRP not found"
    fi
done