#!/bin/bash

if [ ! -z "$1" ] && [ $1 == "-h" ]; then
  echo "1st param: site without https://"
  echo "2nd param: git user"
  echo "3st param: repo name"
  echo "i.e.: git2tar forgit.patachina.it Fabio wsdd"
elif [ -z "$1" ] || [ -z "$2" ] || [ -z "$3" ]; then
  echo "missing parameter, they should be 4"
  echo "1st param: site without https://"
  echo "2nd param: git user"
  echo "3st param: repo name"
  echo "i.e.: git2tar forgit.patachina.it Fabio wsdd"
else
  a=$(curl -s https://$1/api/v1/users/$2/repos | jq '.[] | select(.name=='\"$3\"') | "\(.default_branch)"' | grep -o '[^"]*' )
  wget -O $3.git.tar.gz https://$1/$2/$3/archive/$a.tar.gz
fi