# GRAPHICAL IMAGE RENDERING
# generate matplotlib png image and open immediately with imv
local subcommand="${1:-pie}"
shift 2>/dev/null || true
local chart_script="$HOME/.local/bin/hledger-charts"
local journal="${HLEDGER_JOURNAL:-$HOME/obsidian/finances/journals/2026.journal}"
local tmp_image="/tmp/hledger_chart.png"

if [[ -x "$chart_script" ]]; then
    "$chart_script" "$subcommand" --journal "$journal" --png "$tmp_image" --theme "${HL_THEME:-dark_background}" "${@:-expenses}" && imv "$tmp_image"
else
    echo "error: hledger-charts binary not executable at $chart_script" >&2
    return 1
fi