From 778d626e5ca58f62b75ef070c5c347afa89a6de4 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Sat, 26 Aug 2023 17:40:59 -0700
Subject: Dark mode support (fix #1129)

---
 .../src/common/attributes/useServerAttributes.js   |  4 ++
 modern/src/common/components/StatusCard.jsx        |  2 +-
 modern/src/common/theme/components.js              |  8 +--
 modern/src/common/theme/palette.js                 | 17 +++--
 modern/src/resources/l10n/en.json                  |  1 +
 modern/src/settings/PreferencesPage.jsx            | 84 +++++++++++-----------
 6 files changed, 63 insertions(+), 53 deletions(-)

(limited to 'modern/src')

diff --git a/modern/src/common/attributes/useServerAttributes.js b/modern/src/common/attributes/useServerAttributes.js
index 74749991..5cce479e 100644
--- a/modern/src/common/attributes/useServerAttributes.js
+++ b/modern/src/common/attributes/useServerAttributes.js
@@ -31,6 +31,10 @@ export default (t) => useMemo(() => ({
     name: t('serverChangeDisable'),
     type: 'boolean',
   },
+  darkMode: {
+    name: t('settingsDarkMode'),
+    type: 'boolean',
+  },
   'ui.disableLoginLanguage': {
     name: t('attributeUiDisableLoginLanguage'),
     type: 'boolean',
diff --git a/modern/src/common/components/StatusCard.jsx b/modern/src/common/components/StatusCard.jsx
index 0d32eb0d..c8898b7c 100644
--- a/modern/src/common/components/StatusCard.jsx
+++ b/modern/src/common/components/StatusCard.jsx
@@ -45,7 +45,7 @@ const useStyles = makeStyles((theme) => ({
     alignItems: 'flex-start',
   },
   mediaButton: {
-    color: theme.palette.colors.white,
+    color: theme.palette.primary.contrastText,
     mixBlendMode: 'difference',
   },
   header: {
diff --git a/modern/src/common/theme/components.js b/modern/src/common/theme/components.js
index 572f876e..56a2ac75 100644
--- a/modern/src/common/theme/components.js
+++ b/modern/src/common/theme/components.js
@@ -1,5 +1,3 @@
-import { grey } from '@mui/material/colors';
-
 export default {
   MuiUseMediaQuery: {
     defaultProps: {
@@ -8,9 +6,9 @@ export default {
   },
   MuiOutlinedInput: {
     styleOverrides: {
-      root: {
-        backgroundColor: grey[50],
-      },
+      root: ({ theme }) => ({
+        backgroundColor: theme.palette.background.default,
+      }),
     },
   },
   MuiButton: {
diff --git a/modern/src/common/theme/palette.js b/modern/src/common/theme/palette.js
index 51a01c69..99288aee 100644
--- a/modern/src/common/theme/palette.js
+++ b/modern/src/common/theme/palette.js
@@ -1,15 +1,18 @@
+import { useMediaQuery } from '@mui/material';
 import {
-  amber, grey, green, indigo, red, common,
+  amber, grey, green, indigo, red,
 } from '@mui/material/colors';
 
 const validatedColor = (color) => (/^#([0-9A-Fa-f]{3}){1,2}$/.test(color) ? color : null);
 
 export default (server) => {
+  const preferDarkMode = useMediaQuery('(prefers-color-scheme: dark)');
+  const serverDarkMode = server?.attributes?.darkMode;
+  const darkMode = serverDarkMode !== undefined ? serverDarkMode : preferDarkMode;
+
   const colors = {
-    white: common.white,
-    background: grey[50],
-    primary: validatedColor(server?.attributes?.colorPrimary) || indigo[900],
-    secondary: validatedColor(server?.attributes?.colorSecondary) || green[800],
+    primary: validatedColor(server?.attributes?.colorPrimary) || (darkMode ? indigo[200] : indigo[900]),
+    secondary: validatedColor(server?.attributes?.colorSecondary) || (darkMode ? green[200] : green[800]),
     positive: green[500],
     medium: amber[700],
     negative: red[500],
@@ -18,15 +21,15 @@ export default (server) => {
   };
 
   return {
+    mode: darkMode ? 'dark' : 'light',
     background: {
-      default: colors.background,
+      default: darkMode ? grey[900] : grey[50],
     },
     primary: {
       main: colors.primary,
     },
     secondary: {
       main: colors.secondary,
-      contrastText: colors.white,
     },
     colors,
   };
diff --git a/modern/src/resources/l10n/en.json b/modern/src/resources/l10n/en.json
index dcfea816..7933abd8 100644
--- a/modern/src/resources/l10n/en.json
+++ b/modern/src/resources/l10n/en.json
@@ -221,6 +221,7 @@
     "settingsServerVersion": "Server Version",
     "settingsAppVersion": "App Version",
     "settingsConnection": "Connection",
+    "settingsDarkMode": "Dark Mode",
     "reportTitle": "Reports",
     "reportScheduled": "Scheduled Reports",
     "reportDevice": "Device",
diff --git a/modern/src/settings/PreferencesPage.jsx b/modern/src/settings/PreferencesPage.jsx
index b83e7095..15fd762a 100644
--- a/modern/src/settings/PreferencesPage.jsx
+++ b/modern/src/settings/PreferencesPage.jsx
@@ -114,48 +114,9 @@ const PreferencesPage = () => {
   return (
     <PageLayout menu={<SettingsMenu />} breadcrumbs={['settingsTitle', 'sharedPreferences']}>
       <Container maxWidth="xs" className={classes.container}>
-        <Accordion defaultExpanded>
-          <AccordionSummary expandIcon={<ExpandMoreIcon />}>
-            <Typography variant="subtitle1">
-              {t('userToken')}
-            </Typography>
-          </AccordionSummary>
-          <AccordionDetails className={classes.details}>
-            <TextField
-              label={t('userExpirationTime')}
-              type="date"
-              value={tokenExpiration}
-              onChange={(e) => {
-                setTokenExpiration(e.target.value);
-                setToken(null);
-              }}
-            />
-            <FormControl>
-              <OutlinedInput
-                multiline
-                rows={6}
-                readOnly
-                type="text"
-                value={token || ''}
-                endAdornment={(
-                  <InputAdornment position="end">
-                    <div className={classes.tokenActions}>
-                      <IconButton size="small" edge="end" onClick={generateToken} disabled={!!token}>
-                        <CachedIcon fontSize="small" />
-                      </IconButton>
-                      <IconButton size="small" edge="end" onClick={() => navigator.clipboard.writeText(token)} disabled={!token}>
-                        <ContentCopyIcon fontSize="small" />
-                      </IconButton>
-                    </div>
-                  </InputAdornment>
-                )}
-              />
-            </FormControl>
-          </AccordionDetails>
-        </Accordion>
         {!readonly && (
           <>
-            <Accordion>
+            <Accordion defaultExpanded>
               <AccordionSummary expandIcon={<ExpandMoreIcon />}>
                 <Typography variant="subtitle1">
                   {t('mapTitle')}
@@ -346,6 +307,49 @@ const PreferencesPage = () => {
                 />
               </AccordionDetails>
             </Accordion>
+          </>
+        )}
+        <Accordion>
+          <AccordionSummary expandIcon={<ExpandMoreIcon />}>
+            <Typography variant="subtitle1">
+              {t('userToken')}
+            </Typography>
+          </AccordionSummary>
+          <AccordionDetails className={classes.details}>
+            <TextField
+              label={t('userExpirationTime')}
+              type="date"
+              value={tokenExpiration}
+              onChange={(e) => {
+                setTokenExpiration(e.target.value);
+                setToken(null);
+              }}
+            />
+            <FormControl>
+              <OutlinedInput
+                multiline
+                rows={6}
+                readOnly
+                type="text"
+                value={token || ''}
+                endAdornment={(
+                  <InputAdornment position="end">
+                    <div className={classes.tokenActions}>
+                      <IconButton size="small" edge="end" onClick={generateToken} disabled={!!token}>
+                        <CachedIcon fontSize="small" />
+                      </IconButton>
+                      <IconButton size="small" edge="end" onClick={() => navigator.clipboard.writeText(token)} disabled={!token}>
+                        <ContentCopyIcon fontSize="small" />
+                      </IconButton>
+                    </div>
+                  </InputAdornment>
+                )}
+              />
+            </FormControl>
+          </AccordionDetails>
+        </Accordion>
+        {!readonly && (
+          <>
             <Accordion>
               <AccordionSummary expandIcon={<ExpandMoreIcon />}>
                 <Typography variant="subtitle1">
-- 
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