#!/bin/sh
set -e

server_root_path="/var/lib/steam/reforger"
config_path="$server_root_path/Configs"
start_script_path="$server_root_path/start.sh"
steamcmd_script_path="/var/lib/steam/reforger_update"

# Step 1: Download updater script if missing
if [ ! -f "$steamcmd_script_path" ]; then
    echo "Downloading reforger_update script..."
    curl -L -o "$steamcmd_script_path" "https://git.skdevstudios.com/SK-Development-Studios/Ground-Zero-Conflict-Configuration/raw/branch/main/scripts/reforger_update"
fi

# Step 2: Missing files — download, run steamcmd, move into root
if [ ! -d "$config_path" ] || [ ! -f "$start_script_path" ]; then
    echo "Missing Configs/ or start.sh in server root."

    # Download locally
    curl -L -o ./start.sh "https://git.skdevstudios.com/SK-Development-Studios/Ground-Zero-Conflict-Configuration/raw/branch/main/scripts/start.sh"
    chmod +x ./start.sh

    mkdir -p ./Configs
    curl -L -o ./Configs/default.json "https://git.skdevstudios.com/SK-Development-Studios/Ground-Zero-Conflict-Configuration/raw/branch/main/Configs/default.json"

    # Run steamcmd (creates root if needed)
    echo "Running steamcmd to initialize server files..."
    steamcmd +runscript "$(pwd)/reforger_update"

    # Then move into root
    echo "Moving downloaded files into server root..."
    mv ./start.sh "$server_root_path/"
    mv ./Configs "$server_root_path/"

# Step 3: Files already exist — move out, update, move back in
else
    echo "Found existing Configs/ and start.sh. Backing them up..."

    mv "$start_script_path" ./start.sh
    mv "$config_path" ./Configs

    steamcmd +runscript "$(pwd)/reforger_update"

    mv ./start.sh "$server_root_path/"
    mv ./Configs "$server_root_path/"
fi