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#!/usr/bin/env bash
CACHE_FILE="${XDG_CACHE_HOME:-$HOME/.cache}/eww-icon-cache.tsv"
mkdir -p "$(dirname "$CACHE_FILE")"
touch "$CACHE_FILE"
APP_DIRS=(
"$HOME/.local/share/applications"
"$HOME/.nix-profile/share/applications"
"/etc/profiles/per-user/$USER/share/applications"
"/run/current-system/sw/share/applications"
"$HOME/.local/share/flatpak/exports/share/applications"
"/var/lib/flatpak/exports/share/applications"
)
ICON_DIRS=(
"$HOME/.local/share/icons"
"$HOME/.icons"
"$HOME/.nix-profile/share/icons"
"/etc/profiles/per-user/$USER/share/icons"
"/run/current-system/sw/share/icons"
"$HOME/.nix-profile/share/pixmaps"
"/run/current-system/sw/share/pixmaps"
)
find_desktop_file() {
local id="$1"
for dir in "${APP_DIRS[@]}"; do
[ -d "$dir" ] || continue
local match
match=$(find "$dir" -maxdepth 1 -iname "${id}.desktop" 2>/dev/null | head -1)
[ -n "$match" ] && { echo "$match"; return; }
done
for dir in "${APP_DIRS[@]}"; do
[ -d "$dir" ] || continue
local match
match=$(grep -ilE "StartupWMClass=${id}$|^Name=${id}$" "$dir"/*.desktop 2>/dev/null | head -1)
[ -n "$match" ] && { echo "$match"; return; }
done
}
find_icon_path() {
local icon_name="$1"
[ -z "$icon_name" ] && return
if [[ "$icon_name" == /* ]]; then
echo "$icon_name"
return
fi
for dir in "${ICON_DIRS[@]}"; do
[ -d "$dir" ] || continue
local match
match=$(find "$dir" -type f \( -iname "${icon_name}.svg" -o -iname "${icon_name}.png" -o -iname "${icon_name}.xpm" \) 2>/dev/null | sort -r | head -1)
[ -n "$match" ] && { echo "$match"; return; }
done
}
resolve_icon() {
local app_id="$1"
local cached
cached=$(awk -F'\t' -v k="$app_id" '$1==k{print $2}' "$CACHE_FILE")
if [ -n "$cached" ]; then
echo "$cached"
return
fi
local desktop_file icon_name icon_path
desktop_file=$(find_desktop_file "$app_id")
if [ -n "$desktop_file" ]; then
icon_name=$(grep -m1 '^Icon=' "$desktop_file" | cut -d= -f2-)
fi
icon_path=$(find_icon_path "$icon_name")
[ -z "$icon_path" ] && icon_path="$HOME/.config/eww/icons/fallback.svg"
printf '%s\t%s\n' "$app_id" "$icon_path" >> "$CACHE_FILE"
echo "$icon_path"
}
ws=$(niri msg -j workspaces)
active_id=$(echo "$ws" | jq '[.[] | select(.is_focused==true)][0].id')
niri msg -j windows | jq -c --argjson wsid "$active_id" \
'[.[] | select(.workspace_id == $wsid) | {app_id: (.app_id // "unknown"), title: (.title // "")}]' \
| jq -c '.[]' \
| while read -r win; do
app_id=$(jq -r '.app_id' <<< "$win")
title=$(jq -r '.title' <<< "$win")
icon=$(resolve_icon "$app_id")
jq -nc --arg app_id "$app_id" --arg title "$title" --arg icon "$icon" \
'{app_id: $app_id, title: $title, icon: $icon}'
done | jq -sc '.'
|
