#!/usr/bin/env bash
# Logos Bible Software — WINE installer for NixOS
# Run this from your desktop terminal (not SSH — needs display)

set -e

WINEPREFIX="${WINEPREFIX:-$HOME/.local/share/logos-wine}"
WINEARCH="win64"
LOGOS_INSTALLER_URL="https://downloads.logoscdn.com/LBS10/Installer/LogosSetup.exe"

echo "=== Logos Bible Software Installer for NixOS ==="
echo "WINE prefix: $WINEPREFIX"
echo ""

# Check for display
if [ -z "$DISPLAY" ]; then
    echo "ERROR: No display found. Run this from your desktop, not SSH."
    exit 1
fi

# Step 1: Initialize WINE prefix if needed
if [ ! -d "$WINEPREFIX" ]; then
    echo "[1/4] Creating WINE prefix..."
    nix-shell -p wineWow64Packages.stagingFull winetricks --command "
        export WINEPREFIX='$WINEPREFIX'
        export WINEARCH='$WINEARCH'
        wineboot -i
        wineserver -w
        winecfg -v win10
        winetricks -q corefonts
    "
    echo "✓ WINE prefix ready"
else
    echo "[1/4] ✓ WINE prefix exists"
fi

# Step 2: Download installer (skip if exists)
INSTALLER="/tmp/LogosSetup.exe"
if [ ! -f "$INSTALLER" ]; then
    echo "[2/4] Downloading Logos installer..."
    wget -q --show-progress -O "$INSTALLER" "$LOGOS_INSTALLER_URL" || {
        echo "Download failed. Trying alternate URL..."
        wget -q --show-progress -O "$INSTALLER" "https://downloads.logoscdn.com/LBS10/Installer/Logos-x64.msi"
    }
    echo "✓ Downloaded"
else
    echo "[2/4] ✓ Installer already downloaded"
fi

# Step 3: Install Logos
echo "[3/4] Running Logos installer — follow the GUI prompts..."
nix-shell -p wineWow64Packages.stagingFull --command "
    export WINEPREFIX='$WINEPREFIX'
    export WINEARCH='$WINEARCH'
    wine '$INSTALLER'
"
echo "✓ Installation complete"

# Step 4: Create launcher
echo "[4/4] Creating desktop launcher..."
LAUNCHER="$HOME/.local/share/applications/logos-bible.desktop"
cat > "$LAUNCHER" << DESKTOPEOF
[Desktop Entry]
Name=Logos Bible Software
Comment=Bible study and research tool (WINE)
Exec=nix-shell -p wineWow64Packages.stagingFull --command "WINEPREFIX=$WINEPREFIX WINEARCH=$WINEARCH wine C:\\\\users\\\\$USER\\\\AppData\\\\Local\\\\Logos\\\\Logos.exe"
Icon=logos-bible
Terminal=false
Type=Application
Categories=Education;Office;
StartupWMClass=logos.exe
DESKTOPEOF

echo "✓ Desktop launcher created at $LAUNCHER"
echo ""
echo "=== Done! ==="
echo "Launch Logos from your application menu, or run:"
echo "  nix-shell -p wineWow64Packages.stagingFull --command \"WINEPREFIX=$WINEPREFIX wine 'C:\\\\users\\\\$USER\\\\AppData\\\\Local\\\\Logos\\\\Logos.exe'\""
echo ""
echo "First launch: sign in with your Faithlife account, then download your library for offline use."