#!/usr/bin/env bash
# Install Seth's kitty theme + Nerd Font on any Linux machine
set -euo pipefail

TARGET_HOME="${1:-$HOME}"
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
KITTY_DIR="$TARGET_HOME/.config/kitty"

echo "=== Seth Linux Theme — Kitty Install ==="
echo "Target: $TARGET_HOME"

# ── Nerd Font ──
if fc-list | grep -qi "JetBrainsMono.*Nerd" 2>/dev/null; then
    echo "[ok] JetBrainsMono Nerd Font already installed."
else
    echo "[install] Downloading JetBrainsMono Nerd Font..."
    TMP="$(mktemp -d)"
    curl -fsSL -o "$TMP/JetBrainsMono.zip" \
        https://github.com/ryanoasis/nerd-fonts/releases/latest/download/JetBrainsMono.zip
    sudo mkdir -p /usr/local/share/fonts/NerdFonts
    sudo unzip -oq "$TMP/JetBrainsMono.zip" -d /usr/local/share/fonts/NerdFonts/
    sudo fc-cache -f
    rm -rf "$TMP"
    echo "[ok] Nerd Font installed."
fi

# ── Kitty config dir ──
mkdir -p "$KITTY_DIR"

# Create default kitty.conf if none exists
if [ ! -f "$KITTY_DIR/kitty.conf" ]; then
    echo "# kitty.conf" > "$KITTY_DIR/kitty.conf"
    echo "[ok] Created default kitty.conf."
fi

# ── Copy theme files ──
cp "$SCRIPT_DIR/kitty/kitty-theme.conf" "$KITTY_DIR/"
cp "$SCRIPT_DIR/kitty/tab_bar.py" "$KITTY_DIR/"
cp "$SCRIPT_DIR/kitty/tab-bar-hide.conf" "$KITTY_DIR/"
cp "$SCRIPT_DIR/kitty/tab-bar-show.conf" "$KITTY_DIR/"
echo "[ok] Theme files copied."

# ── Set font in kitty.conf ──
if grep -q "^font_family" "$KITTY_DIR/kitty.conf"; then
    sed -i 's/^font_family.*/font_family      JetBrainsMono Nerd Font/' "$KITTY_DIR/kitty.conf"
elif grep -q "^# font_family" "$KITTY_DIR/kitty.conf"; then
    sed -i 's/^# font_family.*/font_family      JetBrainsMono Nerd Font/' "$KITTY_DIR/kitty.conf"
else
    echo "" >> "$KITTY_DIR/kitty.conf"
    echo "font_family      JetBrainsMono Nerd Font" >> "$KITTY_DIR/kitty.conf"
fi
echo "[ok] Font set to JetBrainsMono Nerd Font."

# ── Include theme conf ──
if ! grep -q "include kitty-theme.conf" "$KITTY_DIR/kitty.conf" 2>/dev/null; then
    echo "" >> "$KITTY_DIR/kitty.conf"
    echo "include kitty-theme.conf" >> "$KITTY_DIR/kitty.conf"
fi
echo "[ok] kitty-theme.conf included."

echo ""
echo "Done. Restart kitty to see changes."
echo "  F12        = hide tab bar"
echo "  Shift+F12  = show tab bar"