#!/usr/bin/env bash
#  vim:ts=4:sts=4:sw=4:et
#
#  Author: Hari Sekhon
#  Date: 2016-01-17 12:14:06 +0000 (Sun, 17 Jan 2016)
#
#  https://github.com/harisekhon/bash-tools
#
#  License: see accompanying Hari Sekhon LICENSE file
#
#  If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help improve or steer this or other code I publish
#
#  https://www.linkedin.com/in/harisekhon
#

# Pulls all my Git repos listed in setup/repolist.txt to ~/github/

set -euo pipefail
[ -n "${DEBUG:-}" ] && set -x
srcdir="$(cd "$(dirname "$0")" && pwd)"

if [ "${GIT_HTTPS:-}" ]; then
    git_url="${GIT_URL:-https://github.com/}"
    if [ -n "${GITHUB_TOKEN:-}" ] && ! [[ "$git_url" =~ @ ]]; then
        git_url="https://$GITHUB_TOKEN@${git_url#https://}"
    fi
else
    git_url="${GIT_URL:-ssh://git@github.com:}"
fi

git_base_dir=~/github

mkdir -pv "$git_base_dir"

cd "$git_base_dir"

repolist="${*:-${REPOS:-}}"
if [ -z "$repolist" ]; then
    repolist="$("$srcdir/git_repos.sh")"
fi

run(){
    local repolist="$*"
    for repo in $repolist; do
        repo_dir="${repo##*/}"
        repo_dir="${repo_dir##*:}"
        repo="${repo%%:*}"
        if ! echo "$repo" | grep -q "/"; then
            repo="HariSekhon/$repo"
        fi
        if [ -d "$repo_dir" ]; then
            pushd "$repo_dir"
            # make update does git pull but if that mechanism is broken then this first git pull will allow the repo to self-fix itself
            git pull --no-edit
            popd
        else
            git clone "${git_url}${repo}" "$repo_dir"
        fi
    done
}

run "$repolist"