37 lines
865 B
Bash
37 lines
865 B
Bash
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#!/bin/sh
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set -eu
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CONFIG_DIR="${XDG_CONFIG_HOME:-${HOME}/.config}"
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CONFIG_FILE="${CONFIG_DIR}/wallpaper_config.json"
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if [ ! -e "${CONFIG_FILE}" ]; then
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echo "Wallpaper config file: ${CONFIG_FILE} missing." >&2
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exit 1
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fi
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CONFIG="$(cat "${CONFIG_FILE}")"
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DIR="$(echo "${CONFIG}" | jq -r '.dir // empty')"
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if [ -z "${DIR}" ]; then
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DIR="${XDG_PICTURES_DIR:-${HOME}/Pictures}/Wallpapers"
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echo "Warning: wallpaper directory not set. using fallback directory ${DIR}" >&2
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fi
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DIR="$(echo "${DIR}" | envsubst)"
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mkdir -p "${DIR}"
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random_paper() {
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if [ -d "$DIR" ] ; then
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find -L "${DIR}"/ -type f -regextype egrep -regex ".*\.(jpe?g|png)$" | shuf -n1 --random-source=/dev/urandom
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else
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echo "${DIR} is not a directory" >&2
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exit 1
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fi
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}
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swww img \
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--transition-type any \
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--transition-step 2 \
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--transition-duration 2 \
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"$(random_paper)"
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