#!/bin/zsh

histdb="$1"
shift

copy_cmd=
case "$XDG_SESSION_TYPE" in
    x11)     copy_cmd="xsel --clipboard" ;;
    wayland) copy_cmd="wl-copy --trim-newline" ;;
    *) echo "Session type not detected."; return ;;
esac

if [[ -d "$histdb" ]]; then
    pushd -q "$histdb"
    
    RG_PREFIX="rg --no-filename --no-line-number --no-heading --color=always --smart-case "
    INITIAL_QUERY="${*:-}"

    entry="$(
        fzf --ansi --disabled --query "$INITIAL_QUERY" \
            --bind "start:reload:$RG_PREFIX {q}" \
            --bind "change:reload:sleep 0.1; $RG_PREFIX {q} || true" \
            --delimiter :
    )"

    entry_cmd="$(<<<$entry awk -F' ' '{ print substr($0, index($0, $4)) }')"

    if [[ "$entry" ]]; then
        eval $copy_cmd <<< "$entry_cmd" >/dev/null
        echo "Copied to clipboard." >&2
    fi

    popd -q
else
    echo "\$histdb does not exist at: \"$histdb\" "
fi