Let's try using hyprpaper

henrovnix_ok/README.org

@@ -1758,8 +1758,8 @@ in
       RestartSec = 1;
     };
     Install.WantedBy = [ "default.target" ];
-  };
+  ;
-}
+
 #+end_src
 
 ** Workspace Wallpaper
@@ -1767,31 +1767,28 @@ in
 { config, lib, pkgs, flakeRoot, ... }:
 
 let
-  # Repo inputs
+  # Repo inputs (same as you had)
   repoWallpaperDir = flakeRoot + "/assets/conf/desktop/wallpaper";
 
   # Where we sync assets to (writable)
   userRelRoot = "nixos_conf/wallpaperstuff";
   userAbsRoot = "${config.home.homeDirectory}/${userRelRoot}";
-
   picturesDir = "${userAbsRoot}/pictures";
 
-  # Writable runtime TOML (NOT under ~/.config)
+  # Sync everything in repoWallpaperDir to ~/nixos_conf/wallpaperstuff
-  runtimeConf = "${userAbsRoot}/wpaperd-runtime.toml";
-
-  # Your generator script (synced from repo into userAbsRoot)
-  wsScript = "${userAbsRoot}/wpaperd-workspace-1to9.sh";
-
-  # Sync everything in repoWallpaperDir to ~/nixos_conf/wallpaperstuff,
-  # but keep it simple: we exclude no files here unless you want to.
   repoWallpapersOnly = lib.cleanSourceWith {
     src = repoWallpaperDir;
     filter = path: type: true;
   };
+
+  # Workspace→wallpaper listener script
+  wsScriptRel = "hypr/scripts/hyprpaper-workspace-1to9.sh";
 in
 {
   home.packages = [
-    pkgs.wpaperd
+    pkgs.hyprpaper
+    pkgs.socat
+    pkgs.jq
   ];
 
   # 1) Sync your wallpaper assets + scripts into a writable location
@@ -1800,66 +1797,121 @@ in
     recursive = true;
   };
 
-  # 2) Ensure we have a writable runtime config (created if missing)
+  # 2) hyprpaper config (read-only is fine; hyprpaper doesn't need to write it)
-  #
+  #    Location per wiki: ~/.config/hypr/hyprpaper.conf :contentReference[oaicite:1]{index=1}
-  # NOTE: We intentionally do NOT create ~/.config/wpaperd/config.toml via HM,
+  xdg.configFile."hypr/hyprpaper.conf".text = ''
-  # because HM places managed files in /nix/store and symlinks them (read-only),
+    # Managed by Home Manager
-  # which breaks apps/scripts that want to write there.
+    ipc = true
-  home.activation.ensureWpaperdRuntimeConf =
+    splash = false
-    lib.hm.dag.entryAfter [ "writeBoundary" ] ''
-      mkdir -p "${userAbsRoot}"
-      mkdir -p "${picturesDir}"
 
-      if [ ! -f "${runtimeConf}" ]; then
+    # Fallback wallpaper (only used for monitors that never got a specific one yet)
-        cat > "${runtimeConf}" <<'EOF'
+    wallpaper {
-[default]
+      monitor =
-mode = "stretch"
+      path = ${picturesDir}
+      fit_mode = fill
+      timeout = 3600
+    }
+  '';
 
-# Fallback for outputs not explicitly listed:
+  # 3) Install the listener script at ~/.config/hypr/scripts/...
-[any]
+  xdg.configFile."${wsScriptRel}".executable = true;
-path = "__WALLPAPER_DIR__"
+  xdg.configFile."${wsScriptRel}".text = ''
-EOF
+    #!/usr/bin/env bash
-        # default: point [any].path at your pictures dir
+    set -euo pipefail
-        ${pkgs.gnused}/bin/sed -i "s|__WALLPAPER_DIR__|${picturesDir}|g" "${runtimeConf}"
-      fi
-    '';
 
-  # 3) wpaperd user service: always use the writable runtime config
+    : "''${XDG_RUNTIME_DIR:?XDG_RUNTIME_DIR not set}"
-  systemd.user.services.wpaperd = {
+    : "''${HYPRLAND_INSTANCE_SIGNATURE:?HYPRLAND_INSTANCE_SIGNATURE not set}"
+
+    SOCK="''${XDG_RUNTIME_DIR}/hypr/''${HYPRLAND_INSTANCE_SIGNATURE}/.socket2.sock"
+    [[ -S "$SOCK" ]] || { echo "Hyprland socket not found: $SOCK" >&2; exit 1; }
+
+    PICTURES_DIR="''${1:-${picturesDir}}"
+    FIT_MODE="fill"   # hyprpaper fit_mode: contain|cover|tile|fill  (fill ≈ stretch) :contentReference[oaicite:2]{index=2}
+
+    # Track focused monitor (workspace events do not include monitor name) :contentReference[oaicite:3]{index=3}
+    FOCUSED_MON=""
+
+    pick_wall_for_ws() {
+      local ws="$1"
+      # Prefer exact matches like 1.png / 1.jpg / 1.webp / 1.jxl etc.
+      # Pick first match; if none, return empty.
+      local f
+      f="$(ls -1 "${PICTURES_DIR}/${ws}."* 2>/dev/null | head -n 1 || true)"
+      echo "$f"
+    }
+
+    apply_wallpaper() {
+      local mon="$1"
+      local ws="$2"
+
+      local file
+      file="$(pick_wall_for_ws "$ws")"
+      [[ -n "$file" ]] || return 0
+
+      # hyprpaper IPC via hyprctl: hyprctl hyprpaper wallpaper '[mon], [path], [fit_mode]' :contentReference[oaicite:4]{index=4}
+      # Note: wiki shows commas + optional fit_mode; keep it explicit.
+      hyprctl hyprpaper wallpaper "${mon}, ${file}, ${FIT_MODE}" >/dev/null
+    }
+
+    # Initial state
+    # focused monitor from hyprctl monitors
+    FOCUSED_MON="$(hyprctl -j monitors | jq -r '.[] | select(.focused==true) | .name' | head -n 1)"
+    # workspace name (may be "1" or "1:something")
+    CUR_WS="$(hyprctl -j activeworkspace | jq -r '.name' | head -n 1)"
+    CUR_WS="''${CUR_WS%%:*}"
+
+    [[ -n "$FOCUSED_MON" && -n "$CUR_WS" ]] && apply_wallpaper "$FOCUSED_MON" "$CUR_WS"
+
+    handle() {
+      case "$1" in
+        focusedmon* )
+          # format: focusedmon>>MONNAME,WORKSPACENAME :contentReference[oaicite:5]{index=5}
+          local payload="''${1#*>>}"
+          FOCUSED_MON="''${payload%%,*}"
+          ;;
+        workspace* )
+          # format: workspace>>WORKSPACENAME :contentReference[oaicite:6]{index=6}
+          local ws="''${1#*>>}"
+          ws="''${ws%%:*}"
+          ws="''${ws%% *}"   # trim trailing space if present
+          [[ -n "$FOCUSED_MON" && -n "$ws" ]] && apply_wallpaper "$FOCUSED_MON" "$ws"
+          ;;
+      esac
+    }
+
+    # Listen to socket2 events via socat (wiki example) :contentReference[oaicite:7]{index=7}
+    socat -U - UNIX-CONNECT:"$SOCK" | while read -r line; do
+      handle "$line" || true
+    done
+  '';
+
+  # 4) Start hyprpaper + the workspace listener as user services
+  systemd.user.services.hyprpaper = {
     Unit = {
-      Description = "wpaperd wallpaper daemon (runtime config)";
+      Description = "hyprpaper wallpaper daemon";
       PartOf = [ "graphical-session.target" ];
-      After  = [ "graphical-session.target" ];
+      After = [ "graphical-session.target" ];
     };
-
     Service = {
-      ExecStart = "${pkgs.wpaperd}/bin/wpaperd --config ${runtimeConf}";
+      ExecStart = "${pkgs.hyprpaper}/bin/hyprpaper";
       Restart = "on-failure";
       RestartSec = 1;
     };
-
+    Install = { WantedBy = [ "graphical-session.target" ]; };
-    Install = {
-      WantedBy = [ "graphical-session.target" ];
-    };
   };
 
-  # 4) Optional: run your workspace generator once per login, then restart wpaperd
+  systemd.user.services.hyprpaper-workspace-wallpapers = {
-  systemd.user.services.wpaperd-workspaces-init = {
     Unit = {
-      Description = "Generate workspace wallpapers (wpaperd runtime config)";
+      Description = "Hyprpaper workspace wallpapers (socket2 listener)";
       PartOf = [ "graphical-session.target" ];
-      After  = [ "graphical-session.target" ];
+      After = [ "graphical-session.target" "hyprpaper.service" ];
     };
-
     Service = {
-      Type = "oneshot";
+      ExecStart = "${pkgs.bash}/bin/bash ${config.xdg.configHome}/${wsScriptRel} ${picturesDir}";
-      ExecStart = "${pkgs.bash}/bin/bash ${wsScript} ${picturesDir}";
+      Restart = "on-failure";
-      ExecStartPost = "${pkgs.systemd}/bin/systemctl --user restart wpaperd";
+      RestartSec = 1;
-    };
-
-    Install = {
-      WantedBy = [ "graphical-session.target" ];
     };
+    Install = { WantedBy = [ "graphical-session.target" ]; };
   };
 }
 #+end_src
@@ -1871,7 +1923,7 @@ EOF
 
 Mostly styling and enabling modules in the [[https://github.com/Alexays/Waybar][top bar]].
 #+begin_src nix :tangle home/desktop/waybar.nix :noweb tangle :mkdirp yes
-{ config, lib, pkgs, flakeRoot, ... }:
+{ config, lib, pkgs, flakeRoot, ... :
 let
   repoWaybarDir = flakeRoot + "/assets/conf/desktop/waybar";
 in
@@ -1882,7 +1934,7 @@ in
   xdg.configFile."waybar/config" = {
     source = repoWaybarDir + "/config.jsonc";
     force = true;
-  };
+  ;
 
   # Override HM's internally-generated waybar-style.css derivation
   # and use your repo file instead.

henrovnix_ok/home/desktop/rotating_wallpaper.nix

@@ -39,5 +39,4 @@ in
       RestartSec = 1;
     };
     Install.WantedBy = [ "default.target" ];
-  };
+  ;
-}

henrovnix_ok/home/desktop/waybar.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, flakeRoot, ... }:
+{ config, lib, pkgs, flakeRoot, ... :
 let
   repoWaybarDir = flakeRoot + "/assets/conf/desktop/waybar";
 in
@@ -9,7 +9,7 @@ in
   xdg.configFile."waybar/config" = {
     source = repoWaybarDir + "/config.jsonc";
     force = true;
-  };
+  ;
 
   # Override HM's internally-generated waybar-style.css derivation
   # and use your repo file instead.

henrovnix_ok/home/desktop/workspace_wallpaper.nix

@@ -1,31 +1,28 @@
 { config, lib, pkgs, flakeRoot, ... }:
 
 let
-  # Repo inputs
+  # Repo inputs (same as you had)
   repoWallpaperDir = flakeRoot + "/assets/conf/desktop/wallpaper";
 
   # Where we sync assets to (writable)
   userRelRoot = "nixos_conf/wallpaperstuff";
   userAbsRoot = "${config.home.homeDirectory}/${userRelRoot}";
-
   picturesDir = "${userAbsRoot}/pictures";
 
-  # Writable runtime TOML (NOT under ~/.config)
+  # Sync everything in repoWallpaperDir to ~/nixos_conf/wallpaperstuff
-  runtimeConf = "${userAbsRoot}/wpaperd-runtime.toml";
-
-  # Your generator script (synced from repo into userAbsRoot)
-  wsScript = "${userAbsRoot}/wpaperd-workspace-1to9.sh";
-
-  # Sync everything in repoWallpaperDir to ~/nixos_conf/wallpaperstuff,
-  # but keep it simple: we exclude no files here unless you want to.
   repoWallpapersOnly = lib.cleanSourceWith {
     src = repoWallpaperDir;
     filter = path: type: true;
   };
+
+  # Workspace→wallpaper listener script
+  wsScriptRel = "hypr/scripts/hyprpaper-workspace-1to9.sh";
 in
 {
   home.packages = [
-    pkgs.wpaperd
+    pkgs.hyprpaper
+    pkgs.socat
+    pkgs.jq
   ];
 
   # 1) Sync your wallpaper assets + scripts into a writable location
@@ -34,65 +31,120 @@ in
     recursive = true;
   };
 
-  # 2) Ensure we have a writable runtime config (created if missing)
+  # 2) hyprpaper config (read-only is fine; hyprpaper doesn't need to write it)
-  #
+  #    Location per wiki: ~/.config/hypr/hyprpaper.conf :contentReference[oaicite:1]{index=1}
-  # NOTE: We intentionally do NOT create ~/.config/wpaperd/config.toml via HM,
+  xdg.configFile."hypr/hyprpaper.conf".text = ''
-  # because HM places managed files in /nix/store and symlinks them (read-only),
+    # Managed by Home Manager
-  # which breaks apps/scripts that want to write there.
+    ipc = true
-  home.activation.ensureWpaperdRuntimeConf =
+    splash = false
-    lib.hm.dag.entryAfter [ "writeBoundary" ] ''
-      mkdir -p "${userAbsRoot}"
-      mkdir -p "${picturesDir}"
 
-      if [ ! -f "${runtimeConf}" ]; then
+    # Fallback wallpaper (only used for monitors that never got a specific one yet)
-        cat > "${runtimeConf}" <<'EOF'
+    wallpaper {
-[default]
+      monitor =
-mode = "stretch"
+      path = ${picturesDir}
+      fit_mode = fill
+      timeout = 3600
+    }
+  '';
 
-# Fallback for outputs not explicitly listed:
+  # 3) Install the listener script at ~/.config/hypr/scripts/...
-[any]
+  xdg.configFile."${wsScriptRel}".executable = true;
-path = "__WALLPAPER_DIR__"
+  xdg.configFile."${wsScriptRel}".text = ''
-EOF
+    #!/usr/bin/env bash
-        # default: point [any].path at your pictures dir
+    set -euo pipefail
-        ${pkgs.gnused}/bin/sed -i "s|__WALLPAPER_DIR__|${picturesDir}|g" "${runtimeConf}"
-      fi
-    '';
 
-  # 3) wpaperd user service: always use the writable runtime config
+    : "''${XDG_RUNTIME_DIR:?XDG_RUNTIME_DIR not set}"
-  systemd.user.services.wpaperd = {
+    : "''${HYPRLAND_INSTANCE_SIGNATURE:?HYPRLAND_INSTANCE_SIGNATURE not set}"
+
+    SOCK="''${XDG_RUNTIME_DIR}/hypr/''${HYPRLAND_INSTANCE_SIGNATURE}/.socket2.sock"
+    [[ -S "$SOCK" ]] || { echo "Hyprland socket not found: $SOCK" >&2; exit 1; }
+
+    PICTURES_DIR="''${1:-${picturesDir}}"
+    FIT_MODE="fill"   # hyprpaper fit_mode: contain|cover|tile|fill  (fill ≈ stretch) :contentReference[oaicite:2]{index=2}
+
+    # Track focused monitor (workspace events do not include monitor name) :contentReference[oaicite:3]{index=3}
+    FOCUSED_MON=""
+
+    pick_wall_for_ws() {
+      local ws="$1"
+      # Prefer exact matches like 1.png / 1.jpg / 1.webp / 1.jxl etc.
+      # Pick first match; if none, return empty.
+      local f
+      f="$(ls -1 "${PICTURES_DIR}/${ws}."* 2>/dev/null | head -n 1 || true)"
+      echo "$f"
+    }
+
+    apply_wallpaper() {
+      local mon="$1"
+      local ws="$2"
+
+      local file
+      file="$(pick_wall_for_ws "$ws")"
+      [[ -n "$file" ]] || return 0
+
+      # hyprpaper IPC via hyprctl: hyprctl hyprpaper wallpaper '[mon], [path], [fit_mode]' :contentReference[oaicite:4]{index=4}
+      # Note: wiki shows commas + optional fit_mode; keep it explicit.
+      hyprctl hyprpaper wallpaper "${mon}, ${file}, ${FIT_MODE}" >/dev/null
+    }
+
+    # Initial state
+    # focused monitor from hyprctl monitors
+    FOCUSED_MON="$(hyprctl -j monitors | jq -r '.[] | select(.focused==true) | .name' | head -n 1)"
+    # workspace name (may be "1" or "1:something")
+    CUR_WS="$(hyprctl -j activeworkspace | jq -r '.name' | head -n 1)"
+    CUR_WS="''${CUR_WS%%:*}"
+
+    [[ -n "$FOCUSED_MON" && -n "$CUR_WS" ]] && apply_wallpaper "$FOCUSED_MON" "$CUR_WS"
+
+    handle() {
+      case "$1" in
+        focusedmon* )
+          # format: focusedmon>>MONNAME,WORKSPACENAME :contentReference[oaicite:5]{index=5}
+          local payload="''${1#*>>}"
+          FOCUSED_MON="''${payload%%,*}"
+          ;;
+        workspace* )
+          # format: workspace>>WORKSPACENAME :contentReference[oaicite:6]{index=6}
+          local ws="''${1#*>>}"
+          ws="''${ws%%:*}"
+          ws="''${ws%% *}"   # trim trailing space if present
+          [[ -n "$FOCUSED_MON" && -n "$ws" ]] && apply_wallpaper "$FOCUSED_MON" "$ws"
+          ;;
+      esac
+    }
+
+    # Listen to socket2 events via socat (wiki example) :contentReference[oaicite:7]{index=7}
+    socat -U - UNIX-CONNECT:"$SOCK" | while read -r line; do
+      handle "$line" || true
+    done
+  '';
+
+  # 4) Start hyprpaper + the workspace listener as user services
+  systemd.user.services.hyprpaper = {
     Unit = {
-      Description = "wpaperd wallpaper daemon (runtime config)";
+      Description = "hyprpaper wallpaper daemon";
       PartOf = [ "graphical-session.target" ];
-      After  = [ "graphical-session.target" ];
+      After = [ "graphical-session.target" ];
     };
-
     Service = {
-      ExecStart = "${pkgs.wpaperd}/bin/wpaperd --config ${runtimeConf}";
+      ExecStart = "${pkgs.hyprpaper}/bin/hyprpaper";
       Restart = "on-failure";
       RestartSec = 1;
     };
-
+    Install = { WantedBy = [ "graphical-session.target" ]; };
-    Install = {
-      WantedBy = [ "graphical-session.target" ];
-    };
   };
 
-  # 4) Optional: run your workspace generator once per login, then restart wpaperd
+  systemd.user.services.hyprpaper-workspace-wallpapers = {
-  systemd.user.services.wpaperd-workspaces-init = {
     Unit = {
-      Description = "Generate workspace wallpapers (wpaperd runtime config)";
+      Description = "Hyprpaper workspace wallpapers (socket2 listener)";
       PartOf = [ "graphical-session.target" ];
-      After  = [ "graphical-session.target" ];
+      After = [ "graphical-session.target" "hyprpaper.service" ];
     };
-
     Service = {
-      Type = "oneshot";
+      ExecStart = "${pkgs.bash}/bin/bash ${config.xdg.configHome}/${wsScriptRel} ${picturesDir}";
-      ExecStart = "${pkgs.bash}/bin/bash ${wsScript} ${picturesDir}";
+      Restart = "on-failure";
-      ExecStartPost = "${pkgs.systemd}/bin/systemctl --user restart wpaperd";
+      RestartSec = 1;
-    };
-
-    Install = {
-      WantedBy = [ "graphical-session.target" ];
     };
+    Install = { WantedBy = [ "graphical-session.target" ]; };
   };
 }