#!/usr/bin/env bash

# Preview an image in the terminal using viu or catimg

if [[ -z "$1" ]]; then
    echo "Usage: $0 <image-file>"
    exit 1
fi

IMG="$1"

if [[ ! -f "$IMG" ]]; then
    echo "❌ File not found: $IMG"
    exit 1
fi

# Preferred: viu (rust-based, supports many formats)
if command -v viu >/dev/null 2>&1; then
    viu "$IMG"
    exit 0
fi

# Fallback: catimg
if command -v catimg >/dev/null 2>&1; then
    catimg "$IMG"
    exit 0
fi

echo "❌ No compatible terminal image viewer installed."
echo "Install one with:"
echo "  sudo apt install catimg"
echo "or"
echo "  cargo install viu"
exit 1