#!/usr/bin/env bash

GH_REPO="axllent/mailpit"

TIMEOUT=90

set -e

VERSION=$(curl --silent --location --max-time "${TIMEOUT}" "https://api.github.com/repos/${GH_REPO}/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')

if [ $? -ne 0 ]; then

echo -ne "\nThere was an error trying to check what is the latest version of Mailpit.\nPlease try again later.\n"

exit 1

fi

# detect the platform

OS="$(uname)"

case $OS in

Linux)

OS='linux'

;;

FreeBSD)

OS='freebsd'

echo 'OS not supported'

exit 2

;;

NetBSD)

OS='netbsd'

echo 'OS not supported'

exit 2

;;

OpenBSD)

OS='openbsd'

echo 'OS not supported'

exit 2

;;

Darwin)

OS='darwin'

;;

SunOS)

OS='solaris'

echo 'OS not supported'

exit 2

;;

*)

echo 'OS not supported'

exit 2

;;

esac

# detect the arch

OS_type="$(uname -m)"

case "$OS_type" in

x86_64 | amd64)

OS_type='amd64'

;;

i?86 | x86)

OS_type='386'

;;

aarch64 | arm64)

OS_type='arm64'

;;

*)

echo 'OS type not supported'

exit 2

;;

esac

GH_REPO_BIN="mailpit-${OS}-${OS_type}.tar.gz"

#create tmp directory and move to it with macOS compatibility fallback

tmp_dir=$(mktemp -d 2>/dev/null || mktemp -d -t 'mailpit-install.XXXXXXXXXX')

cd "$tmp_dir"

echo "Downloading Mailpit $VERSION"

LINK="https://github.com/${GH_REPO}/releases/download/${VERSION}/${GH_REPO_BIN}"

curl --silent --location --max-time "${TIMEOUT}" "${LINK}" | tar zxf - || {

echo "Error downloading"

exit 2

}

mkdir -p /usr/local/bin || exit 2

cp mailpit /usr/local/bin/ || exit 2

chmod 755 /usr/local/bin/mailpit || exit 2

case "$OS" in

'linux')

chown root:root /usr/local/bin/mailpit || exit 2

;;

'freebsd' | 'openbsd' | 'netbsd' | 'darwin')

chown root:wheel /usr/local/bin/mailpit || exit 2

;;

*)

echo 'OS not supported'

exit 2

;;

esac

rm -rf "$tmp_dir"

echo "Installed successfully to /usr/local/bin/mailpit"