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-rwxr-xr-xmodules/by-name/ri/river/init_base.sh20
-rw-r--r--modules/by-name/ri/river/module.nix192
2 files changed, 211 insertions, 1 deletions
diff --git a/modules/by-name/ri/river/init_base.sh b/modules/by-name/ri/river/init_base.sh
new file mode 100755
index 00000000..5ed1d00a
--- /dev/null
+++ b/modules/by-name/ri/river/init_base.sh
@@ -0,0 +1,20 @@
+#!/usr/bin/env sh
+
+err_fail() {
+    if ! "$@"; then
+        output=""
+        for arg in "$@"; do
+            if [ -z "$output" ]; then
+                output="'$arg'"
+            else
+                output="$output '$arg'"
+            fi
+        done
+        printf "%s failed!\n" "$output" >>~/river_log
+    fi
+}
+err_fail rm ~/river_log
+exec 1>>"$HOME"/river_log
+exec 2>>"$HOME"/river_log
+
+# Start of the generated stuff.
diff --git a/modules/by-name/ri/river/module.nix b/modules/by-name/ri/river/module.nix
index a059da4d..1f1f2cae 100644
--- a/modules/by-name/ri/river/module.nix
+++ b/modules/by-name/ri/river/module.nix
@@ -3,19 +3,209 @@
   lib,
   qmk_firmware,
   system,
+  pkgs,
   ...
 }: let
   cfg = config.soispha.programs.river;
+  esa = lib.strings.escapeShellArg;
+  riverctl = lib.getExe' pkgs.river "riverctl";
+
+  mkOutputFlags = output: flags: let
+    expandedFlags = builtins.concatStringsSep " " (lib.attrsets.mapAttrsToList (flag: value: "--${esa flag} ${esa value}") flags);
+  in ''
+    err_fail ${lib.getExe pkgs.wlr-randr} --output ${esa output} ${expandedFlags}
+  '';
+  screenSetupCode = builtins.concatStringsSep "" (lib.attrsets.mapAttrsToList mkOutputFlags cfg.init.screenSetupCode);
+
+  mkLrProgram = input: let
+    program = builtins.concatStringsSep " " (
+      if lib.isDerivation input
+      then [(lib.getExe input)]
+      else builtins.map esa input
+    );
+  in "err_fail ${program} &";
+  longRunningPrograms = builtins.concatStringsSep "\n" (builtins.map mkLrProgram cfg.init.backgroundStart);
+
+  keymapFormat = pkgs.formats.json {};
+
+  keymappings = ''
+    err_fail ${riverctl} keyboard-layout ${esa cfg.init.mappings.layout}
+    err_fail ${lib.getExe pkgs.river-mk-keymap} ${keymapFormat.generate "keys.json" cfg.init.mappings.keymap}
+  '';
+
+  mkRule = {
+    app-id,
+    title,
+    action,
+  }: ''
+    err_fail ${riverctl} rule-add -app-id ${esa app-id} -title ${esa title} ${esa action}
+  '';
+  ruleSetup = builtins.concatStringsSep "" (builtins.map mkRule cfg.init.rules);
+
+  mkSetting = name: maybe_values: let
+    rawValues =
+      if builtins.isString maybe_values
+      then [maybe_values]
+      else maybe_values;
+    values = builtins.concatStringsSep " " (builtins.map esa rawValues);
+  in ''
+    err_fail ${riverctl} ${esa name} ${values}
+  '';
+  generalSettings =
+    builtins.concatStringsSep "" (lib.attrsets.mapAttrsToList mkSetting
+      cfg.init.generalSettings);
+
+  mkInput = name: arguments:
+    builtins.concatStringsSep "" (builtins.map (argumentLine: mkSetting "input" ([name] ++ argumentLine)) arguments);
+  inputs =
+    builtins.concatStringsSep "" (lib.attrsets.mapAttrsToList mkInput cfg.init.inputs);
 in {
   options.soispha.programs.river = {
     enable = lib.mkEnableOption "river";
+
     unicodeInput = {
       enable = lib.mkEnableOption "udev rules for rawhid based unicode input";
     };
+
+    init = {
+      mappings = {
+        layout = lib.mkOption {
+          type = lib.types.str;
+          description = "The keymap to use";
+          default = "dvorak-modified";
+        };
+
+        keymap = lib.mkOption {
+          type = lib.types.submodule {
+            freeformType = keymapFormat.type;
+
+            options = {};
+          };
+          default = {};
+
+          description = ''
+            Configuration for river-mk-keymap via `keys.json`.
+          '';
+        };
+      };
+
+      rules = lib.mkOption {
+        type = lib.types.listOf (lib.types.attrsOf lib.types.str);
+        default = [];
+
+        example = ''
+          [
+            {
+              app-id = "*";
+              title = "floating please";
+              action = "float";
+            }
+            {
+              app-id = "*";
+              title = "*";
+              action = "ssd";
+            }
+          ]
+        '';
+
+        description = ''
+          Configuration for river_init_lesser via `keys.json`.
+        '';
+      };
+
+      generalSettings = lib.mkOption {
+        type = lib.types.attrsOf (lib.types.either (lib.types.listOf lib.types.str) lib.types.str);
+        description = "Simple key value settings.";
+        default = {};
+        example = ''
+          {
+            background-color = "0x002b36";
+            set-repeat = ["50" "300"];
+            hide-cursor = ["when-typing" "enabled"];
+          }
+        '';
+      };
+
+      inputs = lib.mkOption {
+        type = lib.types.attrsOf (lib.types.listOf (lib.types.listOf lib.types.str));
+        description = "Options to set per input device";
+        default = {};
+        example = ''
+          {
+            pointer-1133-49970-Logitech_Gaming_Mouse_G502 = [["pointer-accel" "0"] ["accel-profile" "none"]];
+            pointer-12951-6505-ZSA_Technology_Labs_Moonlander_Mark_I = [["pointer-accel" "0"] ["accel-profile" "none"]];
+          }
+        '';
+      };
+
+      backgroundStart = lib.mkOption {
+        type = lib.types.listOf (lib.types.either lib.types.package (lib.types.listOf lib.types.str));
+        description = "List of programs to start in the background";
+        example = ''
+          [
+            pkgs.gammastep
+          ]
+        '';
+      };
+
+      screenSetupCode = lib.mkOption {
+        type = lib.types.attrsOf (lib.types.attrsOf lib.types.str);
+        default = {};
+        description = ''
+          `wlr-randr` flags to set up outputs. The attribute names are the `--output` keys
+          and the attrs are flag value pairs to setup.
+        '';
+        example = ''
+          {
+            "Virtual-1" = {mode = "1920x1080";};
+            "DP-2" = {pos = "2560,0";};
+            "DP-1" = {scale = "1.5"; pos = "0,0";};
+          }
+        '';
+      };
+    };
   };
 
   config = lib.mkIf cfg.enable {
-    # TODO: Migrate the complete river module <2024-12-30>
     services.udev.packages = lib.mkIf cfg.unicodeInput.enable [qmk_firmware.packages.${system}.qmk_unicode_type];
+
+    home-manager.users.soispha = {
+      home.sessionVariables = {
+        WM = "river";
+        XDG_CURRENT_DESKTOP = "river";
+        DESKTOP_SESSION = "river";
+
+        # Export Wayland env Vars {{{
+        QT_QPA_PLATFORM = "wayland";
+        QT_QPA_PLATFORMTHEME = "qt5ct"; # needs qt5ct
+        CLUTTER_BACKEND = "wayland";
+        SDL_VIDEODRIVER = "wayland"; # might brake some things
+        # }}}
+      };
+
+      xdg.configFile."river/init".text = let
+        mkHeading = text: other_stuff: ''
+          # ${text}
+          ${other_stuff}
+        '';
+      in
+        builtins.readFile ./init_base.sh
+        +
+        # bash
+        mkHeading "Environment variables" ''
+          err_fail ${riverctl} spawn "${lib.getExe' pkgs.dbus "dbus-update-activation-environment"} --verbose --systemd SEATD_SOCK DISPLAY WAYLAND_DISPLAY DESKTOP_SESSION=river XDG_CURRENT_DESKTOP=river"
+          export XDG_CURRENT_DESKTOP=river DESKTOP_SESSION=river;
+        ''
+        + mkHeading "Key Mappings" keymappings
+        + mkHeading "Rules" ruleSetup
+        + mkHeading "General Settings" generalSettings
+        + mkHeading "Input Section" inputs
+        + mkHeading "Screen setup code" screenSetupCode
+        + mkHeading "Background services" longRunningPrograms
+        + mkHeading "Layout Setup" ''
+          err_fail ${riverctl} default-layout rivertile
+          ${lib.getExe' pkgs.river "rivertile"} -main-ratio 0.5 -view-padding 1 -outer-padding 0
+        '';
+    };
   };
 }