#!/usr/bin/env ash
# shellcheck shell=dash

BOLD=$(tput bold)
RESET=$(tput sgr0)

WORKDIR=$(pwd)


# ---
dep () {
    which "$1" || (echo "$1 not found" && exit 1)
}

clone () {
    git clone --single-branch --depth 1 "$1" "$2" || exit 2
}

cd_and_exec () {
    old=$(pwd)
    cd "$1" || exit 3
    shift
    "$@" || exit 4
    cd "$old" || exit 3
}

try_exec () {
    "$@"
    return 0
}

title () {
    echo
    echo "$BOLD$1$RESET"
}


# ---
title 'Checking dependencies...'
dep git
dep java
dep cargo
dep 7z

title 'Cloning repositories...'
[ -e backend   ] || clone https://github.com/TeamPiped/Piped-Backend backend
[ -e reqwest4j ] || clone https://github.com/TeamPiped/reqwest4j reqwest4j

title 'Applying patches...'
cd_and_exec backend git apply ../backend.patch
cd_and_exec reqwest4j git apply ../reqwest4j.patch


# ---
export RUSTFLAGS="-C target-feature=-crt-static"

title 'Building reqwest4j...'
cd_and_exec reqwest4j ./gradlew shadowJar
cd_and_exec reqwest4j ./gradlew --stop


# ---
title 'Copying reqwest4j JAR...'

REQ4J_NAME="reqwest4j.jar"
REQ4J="$WORKDIR/$REQ4J_NAME"

cd_and_exec reqwest4j/build/libs \
    find . -maxdepth 1 -name 'reqwest4j-*-all.jar' -exec \
    cp {} "$REQ4J" \;


# ---
title 'Adding reqwest4j JAR into Piped...'
cd_and_exec backend mkdir libs
cd_and_exec backend/libs mv "$REQ4J" ./

title 'Building Piped...'
cd_and_exec backend ./gradlew shadowJar
cd_and_exec backend ./gradlew --stop


# ---
title 'Copying Piped JAR...'
cd_and_exec backend/build/libs \
    find . -maxdepth 1 -name 'piped-*-all.jar' -exec \
    cp {} "$WORKDIR/piped.jar" \;

title 'Copying config...'
cd_and_exec backend cp config.properties "$WORKDIR"

title 'Cleaning up...'
rm -rf backend reqwest4j


# ---
echo '*** ************** ***'
echo '***      DONE      ***'
echo '*** ************** ***'

title 'You need these files:'

for f in "piped.jar" "config.properties"
do
    echo "  $(readlink -f "$f")"
done