From 75ef04b742ccad1a3df674505263549ce6bc1471 Mon Sep 17 00:00:00 2001
From: lights0123 <developer@lights0123.com>
Date: Tue, 6 Apr 2021 17:38:45 -0400
Subject: [PATCH] Show errors when udev rules are required on desktop

---
 desktop/.eslintrc.js         |  3 ++-
 desktop/src-tauri/src/cmd.rs |  4 ++--
 desktop/src/views/Home.vue   | 20 ++++++++++++++++----
 3 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/desktop/.eslintrc.js b/desktop/.eslintrc.js
index e77ac92..a880a71 100644
--- a/desktop/.eslintrc.js
+++ b/desktop/.eslintrc.js
@@ -13,6 +13,7 @@ module.exports = {
   },
   rules: {
     'no-console': process.env.NODE_ENV === 'production' ? ['warn', { allow: ['warn', 'error'] }] : 'off',
-    'no-debugger': process.env.NODE_ENV === 'production' ? 'warn' : 'off'
+    'no-debugger': process.env.NODE_ENV === 'production' ? 'warn' : 'off',
+    '@typescript-eslint/explicit-module-boundary-types': 'off',
   }
 }
diff --git a/desktop/src-tauri/src/cmd.rs b/desktop/src-tauri/src/cmd.rs
index 8b34c6e..80bc631 100644
--- a/desktop/src-tauri/src/cmd.rs
+++ b/desktop/src-tauri/src/cmd.rs
@@ -2,7 +2,7 @@ use std::sync::Arc;
 use std::time::Duration;
 
 use libnspire::{PID, PID_CX2, VID};
-use rusb::{DeviceHandle, Error, GlobalContext};
+use rusb::GlobalContext;
 use serde::{Deserialize, Serialize};
 
 use crate::{Device, DeviceState};
@@ -162,7 +162,7 @@ pub fn add_device(dev: Arc<rusb::Device<GlobalContext>>) -> rusb::Result<((u8, u
       )?,
       false,
     ),
-    Err(rusb::Error::NotSupported) => (
+    Err(rusb::Error::NotSupported) | Err(rusb::Error::Access) => (
       if descriptor.product_id() == PID_CX2 {
         "TI-Nspire CX II"
       } else {
diff --git a/desktop/src/views/Home.vue b/desktop/src/views/Home.vue
index 961e9b4..d33559b 100644
--- a/desktop/src/views/Home.vue
+++ b/desktop/src/views/Home.vue
@@ -4,11 +4,19 @@
       <div class="flex-shrink-0 border-r w-64">
         <device-select :selected.sync="selectedCalculator"/>
         <div class="overflow-auto h-full px-4 py-4">
-          <div v-if="needsDrivers">
+          <div v-if="needsDrivers && !isLinux">
             <h1 class="text-3xl">Drivers required</h1>
             <p>The WinUSB driver is required to use this device.</p>
             <p class="text-center mt-2">
-              <a href="#" @click.prevent="installDrivers" class="text-blue-600">See installation instructions</a>
+              <a href="#" @click.prevent="installDrivers()" class="text-blue-600">See installation instructions</a>
+            </p>
+          </div>
+          <div v-else-if="needsDrivers && isLinux">
+            <h1 class="text-3xl">udev rules required</h1>
+            <p>udev rules are required to access this device.</p>
+            <p class="text-center mt-2">
+              <a href="#" @click.prevent="installDrivers('linux')" class="text-blue-600">See installation
+                instructions</a>
             </p>
           </div>
           <div v-else-if="calculator && !calculator.info" class="flex items-center justify-center h-full">
@@ -94,8 +102,12 @@ export default class Home extends Vue {
     return this.selectedCalculator && this.$devices.devices[this.selectedCalculator]?.needsDrivers;
   }
 
-  installDrivers() {
-    open('https://lights0123.com/n-link/#windows');
+  get isLinux() {
+    return navigator.platform.includes('Linux');
+  }
+
+  installDrivers(platform = 'windows') {
+    open(`https://lights0123.com/n-link/#${platform}`);
   }
 }
 </script>