From 3ae192b3c1cc3970457d8ae5a7ef1b2b934f8e77 Mon Sep 17 00:00:00 2001
From: matt1432 <matt@nelim.org>
Date: Tue, 6 Feb 2024 15:50:56 -0500
Subject: [PATCH] feat(greetd): add list of all normal users as dropdown

---
 modules/ags/config/.eslintrc.json  |  3 --
 modules/ags/config/greeter.ts      | 79 ++++++++++++++++++++++++++----
 modules/ags/config/test-greeter.js |  4 ++
 3 files changed, 73 insertions(+), 13 deletions(-)
 create mode 100644 modules/ags/config/test-greeter.js

diff --git a/modules/ags/config/.eslintrc.json b/modules/ags/config/.eslintrc.json
index ec0212ba..3f1d0c84 100644
--- a/modules/ags/config/.eslintrc.json
+++ b/modules/ags/config/.eslintrc.json
@@ -22,9 +22,6 @@
 
 
     "block-scoped-var": ["error"],
-    "capitalized-comments": ["warn", "always", {
-      "ignoreConsecutiveComments": true
-    }],
     "class-methods-use-this": ["error"],
     "curly": ["warn"],
     "default-case-last": ["warn"],
diff --git a/modules/ags/config/greeter.ts b/modules/ags/config/greeter.ts
index aac71ab8..c5ea5c58 100644
--- a/modules/ags/config/greeter.ts
+++ b/modules/ags/config/greeter.ts
@@ -1,17 +1,76 @@
-const { idle } = Utils;
+const { Box, Button, Entry, Label, Menu, MenuItem, Window } = Widget;
+const { idle, readFileAsync } = Utils;
+
 const greetd = await Service.import('greetd');
 
-const name = Widget.Entry({
-    placeholder_text: 'Username',
-    on_accept: () => password.grab_focus(),
+const { Gdk } = imports.gi;
+
+const DEFAULT_NAME = 'matt';
+const name = Label(DEFAULT_NAME);
+let menu;
+
+const dropdown = Button({
+    child: name,
+    setup: () => {
+        idle(() => {
+            readFileAsync('/etc/passwd').then((out) => {
+                const users = out.split('\n')
+                    .map((u) => {
+                        const user = u.split(':');
+                        let i = 2;
+
+                        return {
+                            name: user[0],
+                            uid: Number(user[i++]),
+                            gid: Number(user[i++]),
+                            desc: user[i++],
+                            home: user[i++],
+                            shell: user[i],
+                        };
+                    })
+                    .filter((u) => {
+                        return u.uid >= 1000 &&
+                            !u.name.includes('nixbld') &&
+                            u.name !== 'nobody';
+                    });
+
+                // FIXME: make menu scrollable
+                menu = Menu({
+                    attach_widget: dropdown,
+                    children: users.map((u) => MenuItem({
+                        on_activate: () => {
+                            name.label = u.name;
+                        },
+
+                        child: Label({
+                            label: u.name,
+                            justification: 'center',
+                            css: `
+                             min-width: ${dropdown.get_allocated_width() / 2}px;
+                            `,
+                        }),
+                    })),
+                });
+            }).catch(print);
+        });
+    },
+
+    on_primary_click_release: (_, event) => {
+        menu.popup_at_widget(
+            dropdown,
+            Gdk.Gravity.SOUTH,
+            Gdk.Gravity.NORTH,
+            event,
+        );
+    },
 });
 
-const password = Widget.Entry({
+const password = Entry({
     placeholder_text: 'Password',
     visibility: false,
     on_accept: () => {
         greetd.login(
-            name.text || '',
+            name.label || '',
             password.text || '',
             'Hyprland',
 
@@ -21,9 +80,9 @@ const password = Widget.Entry({
     },
 });
 
-const response = Widget.Label();
+const response = Label();
 
-const win = Widget.Window({
+const win = Window({
     name: 'greeter',
     css: 'background-color: transparent;',
     anchor: ['top', 'left', 'right', 'bottom'],
@@ -35,14 +94,14 @@ const win = Widget.Window({
         });
     },
 
-    child: Widget.Box({
+    child: Box({
         vertical: true,
         hpack: 'center',
         vpack: 'center',
         hexpand: true,
         vexpand: true,
         children: [
-            name,
+            dropdown,
             password,
             response,
         ],
diff --git a/modules/ags/config/test-greeter.js b/modules/ags/config/test-greeter.js
new file mode 100644
index 00000000..057bfb14
--- /dev/null
+++ b/modules/ags/config/test-greeter.js
@@ -0,0 +1,4 @@
+// Delete /tmp/ags-greeter before and after using this
+import { transpileTypeScript } from './js/utils.js';
+
+export default (await transpileTypeScript('greeter')).default;