#!/usr/bin/env bash
#
# Install the Master Password CLI tool.
set -e
cd "${BASH_SOURCE%/*}"
source bashlib

inf "This will install the mpw tool."

# Try to guess then ask for the bin dir to install to.
IFS=: read -a paths <<< "$PATH"
if inArray ~/bin "${paths[@]}"; then
    bindir=~/bin
elif inArray ~/.bin "${paths[@]}"; then
    bindir=~/.bin
elif inArray /usr/local/bin "${paths[@]}"; then
    bindir=/usr/local/bin
else
    bindir=~/bin
fi
bindir=$(ask -d "$bindir" "What bin directory should I install to?")
[[ -d "$bindir" ]] || mkdir "$bindir" || ftl 'Cannot create missing bin directory: %s' "$bindir" || exit
[[ -w "$bindir" ]] || ftl 'Cannot write to bin directory: %s' "$bindir" || exit

# Try to guess then ask for the share dir to install to.
sharedir=$(cd -P "$bindir/.."; [[ $bindir = */.bin ]] && printf '%s/.share' "$PWD" || printf '%s/share' "$PWD")
sharedir=$(ask -d "$sharedir" "What share directory should I install to?")
[[ -d "$sharedir" ]] || mkdir "$sharedir" || ftl 'Cannot create missing share directory: %s' "$sharedir" || exit
[[ -w "$sharedir" ]] || ftl 'Cannot write to share directory: %s' "$sharedir" || exit

# Install Master Password.
sharepath=$sharedir/masterpassword
mkdir -p "$sharepath"
cp -a "masterpassword-cli-"*".jar" bashlib mpw "$sharepath"
ex -c "%s~%SHAREPATH%~$sharepath~g|x" "$sharepath/mpw"
ln -sf "$sharepath/mpw" "$bindir/mpw"
chmod +x "$sharepath/mpw"
[[ ! -e "$bindir/bashlib" ]] && ln -s "$sharepath/bashlib" "$bindir/bashlib" ||:

# Convenience bash function.
inf "Installation successful!"
echo
inf "To improve usability, you can install an mpw function in your bash shell."
inf "This function adds the following features:"
inf "  - Ask the Master Password once, remember in the shell."
inf "  - Automatically put the password in the clipboard (some platforms)."
echo
inf "To do this you need the following function in ~/.bashrc:\n%s" "$(<mpw.bashrc)"
echo
inf "We can do this for you automatically now."
if ask -c Y!n "Append the mpw function to your .bashrc?"; then
    cat mpw.bashrc >> ~/.bashrc
    inf "Done!  Don't forget to run '%s' to apply the changes!" "source ~/.bashrc"
fi
echo
inf "To begin using Master Password, type: mpw [site name]"