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feat(core): professionalize state migration via Nix activation

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- Move state migration logic from shell scripts to Home Manager activation
- Ensure migrations run automatically during rebuilds
- Delete obsolete bin/nomarchy-migrate and migrations/ directory
This commit is contained in:
Bernardo Magri
2026-04-04 10:35:02 +01:00
parent 6032ab1815
commit 4020ad5878
4 changed files with 97 additions and 150 deletions
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115
modules/home/state.nix
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@@ -1,4 +1,4 @@
{ config, lib, ... }:
{ config, lib, pkgs, ... }:
let
stateDir = "${config.home.homeDirectory}/.config/home-manager";
@@ -21,23 +21,102 @@ let
togglesState = readState "state.json" {};
in
{
config.nomarchy = {
toggles = {
suspend = togglesState.suspend or true;
screensaver = togglesState.screensaver or true;
idle = togglesState.idle or true;
nightlight = togglesState.nightlight or false;
waybar = togglesState.waybar or true;
skipVsCodeTheme = togglesState.skipVsCodeTheme or false;
config = {
home.activation.migrateNomarchyState = lib.hm.dag.entryAfter ["writeBoundary"] ''
OLD_TOGGLES_DIR="${config.home.homeDirectory}/.local/state/nomarchy/toggles"
IDLE_STATE_FILE="${stateDir}/idle-state.json"
NIGHTLIGHT_STATE_FILE="${stateDir}/hyprsunset-state.json"
HYPRLAND_STATE_FILE="${stateDir}/hyprland-state.json"
THEME_STATE_FILE="${stateDir}/theme-state.nix"
WALLPAPER_STATE_FILE="${stateDir}/wallpaper-state.nix"
FONT_STATE_FILE="${stateDir}/font-state.nix"
NEW_STATE_FILE="${stateDir}/state.json"
JQ="${pkgs.jq}/bin/jq"
mkdir -p "$(dirname "$NEW_STATE_FILE")"
[[ ! -f $NEW_STATE_FILE ]] && echo "{}" > "$NEW_STATE_FILE"
# 1. Migrate .local/state/nomarchy/toggles (empty 'off' flag files)
if [[ -d $OLD_TOGGLES_DIR ]]; then
for file in "$OLD_TOGGLES_DIR"/*; do
[[ -e "$file" ]] || continue
filename=$(basename "$file")
case "$filename" in
suspend-off)
$JQ '.suspend = false' "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
;;
screensaver-off)
$JQ '.screensaver = false' "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
;;
skip-vscode-theme-changes)
$JQ '.skipVsCodeTheme = true' "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
;;
esac
rm "$file"
done
rmdir "$OLD_TOGGLES_DIR" 2>/dev/null || true
fi
# 2. Migrate existing JSON state files
if [[ -f $IDLE_STATE_FILE ]]; then
ENABLED=$($JQ '.enabled' "$IDLE_STATE_FILE")
$JQ ".idle = $ENABLED" "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
rm "$IDLE_STATE_FILE"
fi
if [[ -f $NIGHTLIGHT_STATE_FILE ]]; then
ENABLED=$($JQ '.enabled' "$NIGHTLIGHT_STATE_FILE")
TEMP=$($JQ '.temperature' "$NIGHTLIGHT_STATE_FILE")
$JQ ".nightlight = $ENABLED | .nightlightTemperature = $TEMP" "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
rm "$NIGHTLIGHT_STATE_FILE"
fi
if [[ -f $HYPRLAND_STATE_FILE ]]; then
GAPS_OUT=$($JQ '.gaps_out' "$HYPRLAND_STATE_FILE")
GAPS_IN=$($JQ '.gaps_in' "$HYPRLAND_STATE_FILE")
BORDER_SIZE=$($JQ '.border_size' "$HYPRLAND_STATE_FILE")
$JQ ".hyprland = {\"gaps_out\": $GAPS_OUT, \"gaps_in\": $GAPS_IN, \"border_size\": $BORDER_SIZE}" "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
rm "$HYPRLAND_STATE_FILE"
fi
# 3. Migrate plaintext string state files
if [[ -f $THEME_STATE_FILE ]]; then
THEME=$(cat "$THEME_STATE_FILE" | tr -d '\n')
$JQ ".theme = \"$THEME\"" "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
rm "$THEME_STATE_FILE"
fi
if [[ -f $WALLPAPER_STATE_FILE ]]; then
WALLPAPER=$(cat "$WALLPAPER_STATE_FILE" | tr -d '\n')
$JQ ".wallpaper = \"$WALLPAPER\"" "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
rm "$WALLPAPER_STATE_FILE"
fi
if [[ -f $FONT_STATE_FILE ]]; then
FONT=$(cat "$FONT_STATE_FILE" | tr -d '\n')
$JQ ".font = \"$FONT\"" "$NEW_STATE_FILE" > "$NEW_STATE_FILE.tmp" && mv "$NEW_STATE_FILE.tmp" "$NEW_STATE_FILE"
rm "$FONT_STATE_FILE"
fi
'';
nomarchy = {
toggles = {
suspend = togglesState.suspend or true;
screensaver = togglesState.screensaver or true;
idle = togglesState.idle or true;
nightlight = togglesState.nightlight or false;
waybar = togglesState.waybar or true;
skipVsCodeTheme = togglesState.skipVsCodeTheme or false;
};
nightlightTemperature = togglesState.nightlightTemperature or 4000;
theme = togglesState.theme or "nord";
wallpaper = togglesState.wallpaper or "";
hyprland = {
gaps_in = togglesState.hyprland.gaps_in or 5;
gaps_out = togglesState.hyprland.gaps_out or 10;
border_size = togglesState.hyprland.border_size or 2;
};
fonts.monospace = togglesState.font or "JetBrainsMono Nerd Font";
};
nightlightTemperature = togglesState.nightlightTemperature or 4000;
theme = togglesState.theme or "nord";
wallpaper = togglesState.wallpaper or "";
hyprland = {
gaps_in = togglesState.hyprland.gaps_in or 5;
gaps_out = togglesState.hyprland.gaps_out or 10;
border_size = togglesState.hyprland.border_size or 2;
};
fonts.monospace = togglesState.font or "JetBrainsMono Nerd Font";
};
}