#!/bin/bash
set -e

# Uninstall Homebrew
brew --version
/usr/bin/sudo /usr/bin/find /usr/local -mindepth 2 -delete && hash -r

# Download and install MacPorts built by https://github.com/macports/macports-base/blob/travis-ci/.travis.yml
OS_MAJOR=$(uname -r | cut -f 1 -d .)
curl -fsSLO "https://dl.bintray.com/macports-ci-bot/macports-base/2.6r0/MacPorts-${OS_MAJOR}.tar.bz2"
sudo tar -xpf "MacPorts-${OS_MAJOR}.tar.bz2" -C /
rm -f "MacPorts-${OS_MAJOR}.tar.bz2"

# Set PATH for portindex
source /opt/local/share/macports/setupenv.bash
# Set ports tree to $PWD
sudo sed -i "" "s|rsync://rsync.macports.org/macports/release/tarballs/ports.tar|file://${PWD}|; /^file:/s/default/nosync,default/" /opt/local/etc/macports/sources.conf
# CI is not interactive
echo "ui_interactive no" | sudo tee -a /opt/local/etc/macports/macports.conf >/dev/null
# Only download from the CDN, not the mirrors
echo "host_blacklist *.distfiles.macports.org *.packages.macports.org" | sudo tee -a /opt/local/etc/macports/macports.conf >/dev/null
# Try downloading archives from the private server after trying the public server
echo "archive_site_local https://packages.macports.org/:tbz2 https://packages-private.macports.org/:tbz2" | sudo tee -a /opt/local/etc/macports/macports.conf >/dev/null
# Prefer to get archives from the public server instead of the private server
# preferred_hosts has no effect on archive_site_local
# See https://trac.macports.org/ticket/57720
#echo "preferred_hosts packages.macports.org" | sudo tee -a /opt/local/etc/macports/macports.conf >/dev/null

# Update PortIndex
rsync --no-motd -zvl "rsync://rsync.macports.org/macports/release/ports/PortIndex_darwin_${OS_MAJOR}_i386/PortIndex*" .
git remote add macports https://github.com/macports/macports-ports.git
git fetch macports master
## Run portindex on recent commits if PR is newer
git checkout -qf macports/master~4
git checkout -qf -
git checkout -qf "$(git merge-base macports/master HEAD)"
## Ignore portindex errors on common ancestor
portindex
git checkout -qf -
portindex -e

# Create macports user
sudo /opt/local/postflight && sudo rm -f /opt/local/postflight

# Install mpbb
git clone --depth 1 https://github.com/macports/mpbb.git ../mpbb
# Install getopt required by mpbb
curl -fsSLO "https://dl.bintray.com/macports-ci-bot/getopt/getopt-v1.1.6.tar.bz2"
sudo tar -xpf "getopt-v1.1.6.tar.bz2" -C /

# Download and run CI runner
curl -fsSLO "https://github.com/macports/mpbot-github/releases/download/v0.0.1/runner"
chmod 0755 runner