5 files changed, 81 insertions, 10 deletions

diff --git a/modern/src/MainToolbar.js b/modern/src/MainToolbar.js
index 8f420e1c..cfbdab94 100644
--- a/modern/src/MainToolbar.js
+++ b/modern/src/MainToolbar.js
@@ -31,6 +31,7 @@ import TrendingUpIcon from '@material-ui/icons/TrendingUp';
 import FolderIcon from '@material-ui/icons/Folder';
 import ReplayIcon from '@material-ui/icons/Replay';
 import PublishIcon from '@material-ui/icons/Publish';
+import BuildIcon from '@material-ui/icons/Build';
 import t from './common/localization';
 
 const useStyles = makeStyles(theme => ({
@@ -188,7 +189,7 @@ const MainToolbar = () => {
             </ListItem>
             <ListItem button onClick={() => history.push('/settings/maintenances')}>
               <ListItemIcon>
-                <PublishIcon />
+                <BuildIcon />
               </ListItemIcon>
               <ListItemText primary={t('sharedMaintenance')} />
             </ListItem>
diff --git a/modern/src/attributes/positionAttributes.js b/modern/src/attributes/positionAttributes.js
index 44926839..c5665da4 100644
--- a/modern/src/attributes/positionAttributes.js
+++ b/modern/src/attributes/positionAttributes.js
@@ -12,5 +12,10 @@ export default {
   'ignition': {
     name: t('positionIgnition'),
     type: 'boolean',
-  },  
+  },
+  'serviceOdometer': {
+    name: t('positionServiceOdometer'),
+    type: 'number',
+    dataType: 'distance',
+  },
 };
diff --git a/modern/src/common/converter.js b/modern/src/common/converter.js
index e48b0760..8193e77f 100644
--- a/modern/src/common/converter.js
+++ b/modern/src/common/converter.js
@@ -3,11 +3,29 @@ export const speedConverter = (value, unit) => {
   switch (unit) {
     case 'kmh':
       factor = 1.852;
+      break;
     case 'mph':
       factor = 1.15078;
+      break;
     case 'kn':
     default:
       factor = 1;
   }
   return (value * factor).toFixed(2);
 };
+
+export const distanceConverter = (value, unit) => {
+  let factor;
+  switch (unit) {
+    case 'mi':
+      factor = 0.000621371;
+      break;
+    case 'nmi':
+      factor = 0.000539957;
+      break;
+    case 'km':
+    default:
+      factor = 0.001;
+  }
+  return (value * factor).toFixed(2);  
+}
\ No newline at end of file
diff --git a/modern/src/settings/MaintenancePage.js b/modern/src/settings/MaintenancePage.js
index 8c4cdf40..9c274598 100644
--- a/modern/src/settings/MaintenancePage.js
+++ b/modern/src/settings/MaintenancePage.js
@@ -1,11 +1,12 @@
 import React, { useState } from 'react';
-
 import t from '../common/localization';
 import EditItemView from '../EditItemView';
 import { Accordion, AccordionSummary, AccordionDetails, makeStyles, Typography, TextField, FormControl, InputLabel, MenuItem, Select, } from '@material-ui/core';
+import InputAdornment from '@material-ui/core/InputAdornment';
 import ExpandMoreIcon from '@material-ui/icons/ExpandMore';
 import EditAttributesView from '../attributes/EditAttributesView';
 import positionAttributes from '../attributes/positionAttributes';
+import { useAttributePreference } from '../common/preferences';
 
 const useStyles = makeStyles(() => ({
   details: {
@@ -14,22 +15,40 @@ const useStyles = makeStyles(() => ({
 }));
 
 const MaintenancePage = () => {
+  
   const classes = useStyles();
-
   const [item, setItem] = useState();
+  const [labels, setLabels] = useState({start: '', period: ''});
+
+  const speedUnit = useAttributePreference('speedUnit');
+  const distanceUnit = useAttributePreference('distanceUnit');
 
   const options = [];
 
   Object.entries(positionAttributes).map(([key, value]) => {
     if (value.type === 'number') {
-      options.push({ key, name: value.name, type: value.type })
+      options.push({key, name: value.name, type: value.type})
     }
   });
 
   const handleChange = event => {
     const newValue = event.target.value;
     setItem({...item, type: newValue});
-  }  
+
+    const attribute = positionAttributes[newValue];
+    if (attribute && attribute.dataType) {
+      switch (attribute.dataType) {
+        case 'distance':
+          setLabels({ ...labels, start: distanceUnit, period: distanceUnit});
+          break;
+        case 'speed':
+          setLabels({ ...labels, start: speedUnit, period: speedUnit});
+          break;
+        default:
+          break;
+      }
+    }
+  }
 
   return (
     <EditItemView endpoint="maintenance" item={item} setItem={setItem}>
@@ -64,14 +83,20 @@ const MaintenancePage = () => {
                 value={item.start || ''}
                 onChange={event => setItem({...item, start: event.target.value})}
                 label={t('maintenanceStart')}
-                variant="filled" />
+                variant="filled"
+                InputProps={{
+                endAdornment: <InputAdornment position="start">{labels.start}</InputAdornment>,
+                }} />
               <TextField
                 margin="normal"
                 type="number"
                 value={item.period || ''}
                 onChange={event => setItem({...item, period: event.target.value})}
                 label={t('maintenancePeriod')}
-                variant="filled" />                
+                variant="filled"
+                InputProps={{
+                endAdornment: <InputAdornment position="start">{labels.period}</InputAdornment>,
+                }} />                              
             </AccordionDetails>
           </Accordion>
           <Accordion>
diff --git a/modern/src/settings/MaintenancesPage.js b/modern/src/settings/MaintenancesPage.js
index 9cbf51a5..5e74e5a6 100644
--- a/modern/src/settings/MaintenancesPage.js
+++ b/modern/src/settings/MaintenancesPage.js
@@ -6,6 +6,10 @@ import t from '../common/localization';
 import { useEffectAsync } from '../reactHelper';
 import EditCollectionView from '../EditCollectionView';
 
+import positionAttributes from '../attributes/positionAttributes';
+import { formatDistance, formatSpeed } from '../common/formatter';
+import { useAttributePreference } from '../common/preferences';
+
 const useStyles = makeStyles(theme => ({
   columnAction: {
     width: theme.spacing(1),
@@ -17,6 +21,8 @@ const MaintenancesView = ({ updateTimestamp, onMenuClick }) => {
   const classes = useStyles();
 
   const [items, setItems] = useState([]);
+  const speedUnit = useAttributePreference('speedUnit');
+  const distanceUnit = useAttributePreference('distanceUnit');
 
   useEffectAsync(async () => {
     const response = await fetch('/api/maintenance');
@@ -25,6 +31,22 @@ const MaintenancesView = ({ updateTimestamp, onMenuClick }) => {
     }
   }, [updateTimestamp]);
 
+  const convertAttribute = (key, value) => {
+    const attribute = positionAttributes[key];
+    if (attribute && attribute.dataType) {
+      switch (attribute.dataType) {
+        case 'speed':
+          return formatSpeed(value, speedUnit);
+        case 'distance':        
+          return formatDistance(value, distanceUnit);
+        default:
+          return value;
+      }
+    }
+
+    return value;
+  }
+
   return (
     <TableContainer>
     <Table>
@@ -47,8 +69,8 @@ const MaintenancesView = ({ updateTimestamp, onMenuClick }) => {
             </TableCell>
             <TableCell>{item.name}</TableCell>
             <TableCell>{item.type}</TableCell>
-            <TableCell>{item.start}</TableCell>
-            <TableCell>{item.period}</TableCell>
+            <TableCell>{convertAttribute(item.type, item.start)}</TableCell>
+            <TableCell>{convertAttribute(item.type, item.period)}</TableCell>
           </TableRow>
         ))}
       </TableBody>