minor improvements of hyper-parameter page

frontend/packages/core/public/locales/en/hyper-parameter.json

@@ -3,6 +3,7 @@
         "hparams": "Hyper Parameters",
         "metrics": "Metrics"
     },
+    "empty": "<0>No Hparams Data was Found.</0><1>You can try the following solutions:</1><2><0>make sure that you have used `add_scalar` to record the metrics.</0><0>make sure that the `metrics_list` of `add_hparams` includes the `tag` of `add_scalar`.</0></2><3>For detailed tutorials, please refer to the <1>VisualDL Hparams Instructions</1>.</3>",
     "hyper-parameter": {
         "order-default": "Default"
     },

frontend/packages/core/public/locales/zh/hyper-parameter.json

@@ -3,6 +3,7 @@
         "hparams": "超参数",
         "metrics": "度量指标"
     },
+    "empty": "<0>无超参可视化结果展示</0><1>参考以下几种解决方案：</1><2><0>请确保您已使用 `add_scalar` 接口记录所需展示的模型度量指标（metrics）。</0><0>请确保 `add_hparams` 接口的 `metrics_list` 参数中包含 `add_scalar` 接口的 `tag` 参数。</0></2><3>您可以参考<1>Hparams使用文档</1>获取详细教程。</3>",
     "hyper-parameter": {
         "order-default": "默认"
     },

frontend/packages/core/src/components/Error.tsx

@@ -40,7 +40,7 @@ const Wrapper = styled.div`
     }
 
     > .inner {
-        width: calc(50% - ${rem(280)});
+        width: max(calc(50% - ${rem(280)}), ${rem(280)});
         color: var(--text-light-color);
         ${transitionProps('color')}
         ${link}
@@ -56,7 +56,8 @@ const Wrapper = styled.div`
             margin: 0;
         }
 
-        ol {
+        ol,
+        ul {
             padding-left: 2em;
             line-height: 1.857142857;
         }
@@ -116,7 +117,7 @@ const Error: FunctionComponent<WithStyled> = ({className, children}) => {
                             </li>
                             <li>
                                 <Trans i18nKey="errors:common.3">
-                                    Log files are generated and data is writte. Please try to&nbsp;
+                                    Log files are generated and data is written. Please try to&nbsp;
                                     <a onClick={reload}>Refresh</a>.
                                 </Trans>
                             </li>

frontend/packages/core/src/components/HistogramPage/HistogramChart.tsx

@@ -195,6 +195,9 @@ const HistogramChart: FunctionComponent<HistogramChartProps> = ({run, tag, mode,
             xAxis: {
                 axisPointer: {
                     snap: mode === Modes.Overlay
+                },
+                splitLine: {
+                    show: false
                 }
             },
             yAxis: {

frontend/packages/core/src/components/HyperParameterPage/Empty.tsx

@@ -0,0 +1,55 @@
+/**
+ * Copyright 2020 Baidu Inc. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import React, {FunctionComponent} from 'react';
+import {Trans, useTranslation} from 'react-i18next';
+
+import Error from '~/components/Error';
+
+const DocumentMap: Record<string, string> = {
+    zh: 'https://github.com/PaddlePaddle/VisualDL/blob/develop/docs/components/README_CN.md#Hparams--超参可视化',
+    en: 'https://github.com/PaddlePaddle/VisualDL/tree/develop/docs/components#Hparams--HyperParameters-Visualization'
+};
+
+const Empty: FunctionComponent = () => {
+    const {i18n} = useTranslation('hyper-parameter');
+
+    return (
+        <Error>
+            <Trans i18nKey="hyper-parameter:empty">
+                <h4>No Hparams Data was Found.</h4>
+                <p>You can try the following solutions:</p>
+                <ul>
+                    <li>make sure that you have used `add_scalar` to record the metrics.</li>
+                    <li>make sure that the `metrics_list` of `add_hparams` includes the `tag` of `add_scalar`.</li>
+                </ul>
+                <p>
+                    For detailed tutorials, please refer to the&nbsp;
+                    <a
+                        href={DocumentMap[i18n.language || String(i18n.options.fallbackLng)] ?? DocumentMap.en}
+                        target="_blank"
+                        rel="noreferrer"
+                    >
+                        VisualDL Hparams Instructions
+                    </a>
+                    .
+                </p>
+            </Trans>
+        </Error>
+    );
+};
+
+export default Empty;

frontend/packages/core/src/components/HyperParameterPage/IndicatorFilter/ContinuousIndicatorDetails.tsx

@@ -18,6 +18,7 @@ import React, {FunctionComponent, useCallback, useEffect, useRef, useState} from
 
 import NumberInput from './NumberInput';
 import type {Range} from '~/resource/hyper-parameter';
+import {rem} from '~/utils/style';
 import styled from 'styled-components';
 import {useTranslation} from 'react-i18next';
 
@@ -37,6 +38,8 @@ const Row = styled.div`
         flex-grow: 0;
         flex-shrink: 0;
         margin-right: 1em;
+        text-align: right;
+        min-width: ${rem(36)};
     }
 `;
 

frontend/packages/core/src/components/HyperParameterPage/TableView/Cell.tsx

@@ -17,9 +17,15 @@
 import React, {FunctionComponent} from 'react';
 
 import type {CellProps} from 'react-table';
+import {ellipsis} from '~/utils/style';
+import styled from 'styled-components';
+
+const Span = styled.span`
+    ${ellipsis()}
+`;
 
 const Cell = <D extends Record<string, unknown>>({cell}: CellProps<D>): ReturnType<FunctionComponent> => {
-    return <span>{cell.value}</span>;
+    return <Span title={cell.value}>{cell.value}</Span>;
 };
 
 export default Cell;

frontend/packages/core/src/components/HyperParameterPage/TableView/Header.tsx

@@ -19,6 +19,12 @@ import React, {FunctionComponent} from 'react';
 import {Resizer} from '~/components/Table';
 import type {HeaderProps as TableHeaderProps} from 'react-table';
 import type {WithStyled} from '~/utils/style';
+import {ellipsis} from '~/utils/style';
+import styled from 'styled-components';
+
+const Span = styled.span`
+    ${ellipsis()}
+`;
 
 const Header: FunctionComponent<TableHeaderProps<Record<string, unknown>> & WithStyled> = ({
     column,
@@ -27,7 +33,9 @@ const Header: FunctionComponent<TableHeaderProps<Record<string, unknown>> & With
 }) => {
     return (
         <>
-            <span className={className}>{children ?? column.id}</span>
+            <Span className={className} title={children ? ('string' === typeof children ? children : '') : column.id}>
+                {children ?? column.id}
+            </Span>
             {column.canResize ? (
                 <Resizer {...column.getResizerProps()} className={column.isResizing ? 'is-resizing' : ''} />
             ) : null}

frontend/packages/core/src/components/HyperParameterPage/TableView/NameCell.tsx

@@ -18,11 +18,22 @@ import React, {FunctionComponent} from 'react';
 
 import type {CellProps} from 'react-table';
 import {Expander} from '~/components/Table';
+import {ellipsis} from '~/utils/style';
 import styled from 'styled-components';
 
 const Cell = styled.span`
     display: inline-flex;
     align-items: center;
+    max-width: 100%;
+
+    > ${Expander} {
+        flex: none;
+    }
+
+    > .cell {
+        flex: auto;
+        ${ellipsis()}
+    }
 `;
 
 const ExpandableCell = <D extends Record<string, unknown>>({
@@ -32,7 +43,9 @@ const ExpandableCell = <D extends Record<string, unknown>>({
     return (
         <Cell>
             <Expander {...row.getToggleRowExpandedProps()} isExpanded={row.isExpanded} />
-            <span>{cell.value}</span>
+            <span className="cell" title={cell.value}>
+                {cell.value}
+            </span>
         </Cell>
     );
 };

frontend/packages/core/src/components/HyperParameterPage/TableView/Table.tsx

@@ -37,6 +37,8 @@ import {useSticky} from 'react-table-sticky';
 
 type TableViewTableProps = ViewData & {
     sortBy?: SortingRule<string>[];
+    columnOrder?: string[];
+    onOrderChange?: (order: string[]) => unknown;
     expand?: boolean;
     expandAll?: boolean;
 };
@@ -46,6 +48,8 @@ const TableViewTable: FunctionComponent<TableViewTableProps> = ({
     indicators,
     list: data,
     sortBy,
+    columnOrder,
+    onOrderChange,
     expand,
     expandAll
 }) => {
@@ -73,12 +77,15 @@ const TableViewTable: FunctionComponent<TableViewTableProps> = ({
                 accessor: `${group}.${name}` as IndicatorGroup, // fix react-table's type error
                 id: name,
                 Header: group === 'metrics' ? MetricsHeader : Header,
+                Cell,
                 minWidth: 200
             }))
         ],
         [expand, indicators]
     );
 
+    const order = useMemo(() => (columnOrder ? ['name', ...columnOrder] : []), [columnOrder]);
+
     const {
         getTableProps,
         headerGroups,
@@ -96,7 +103,8 @@ const TableViewTable: FunctionComponent<TableViewTableProps> = ({
             data,
             defaultColumn,
             initialState: {
-                sortBy: sortBy ?? []
+                sortBy: sortBy ?? [],
+                columnOrder: order
             },
             autoResetExpanded: false
         },
@@ -127,6 +135,9 @@ const TableViewTable: FunctionComponent<TableViewTableProps> = ({
         () => (state.columnOrder.length ? state.columnOrder : tableColumns.map(c => c.id)),
         [state.columnOrder, tableColumns]
     );
+    useEffect(() => {
+        onOrderChange?.(orderedColumnIds.filter(id => id !== 'name'));
+    }, [onOrderChange, orderedColumnIds]);
     const droppableColumnId = useMemo(() => {
         if (draggingColumnId != null && droppableColumn != null) {
             const [id, side] = droppableColumn;
@@ -144,16 +155,16 @@ const TableViewTable: FunctionComponent<TableViewTableProps> = ({
             draggingColumnId != null &&
             droppableColumn &&
             droppableColumn[1] === 'before' &&
-            tableColumns[0]?.id === droppableColumn[0],
-        [draggingColumnId, droppableColumn, tableColumns]
+            orderedColumnIds[0] === droppableColumn[0],
+        [draggingColumnId, droppableColumn, orderedColumnIds]
     );
     const isTableDroppableRight = useMemo(
         () =>
             draggingColumnId != null &&
             droppableColumn &&
             droppableColumn[1] === 'after' &&
-            tableColumns[tableColumns.length - 1]?.id === droppableColumn[0],
-        [draggingColumnId, droppableColumn, tableColumns]
+            orderedColumnIds[orderedColumnIds.length - 1] === droppableColumn[0],
+        [draggingColumnId, droppableColumn, orderedColumnIds]
     );
     const drop = useCallback(
         (id: string, side: 'before' | 'after') => {

frontend/packages/core/src/components/HyperParameterPage/TableView/TableView.tsx

@@ -15,16 +15,19 @@
  */
 
 import {DEFAULT_ORDER_INDICATOR, OrderDirection} from '~/resource/hyper-parameter';
-import React, {FunctionComponent, useMemo, useState} from 'react';
+import React, {FunctionComponent, useCallback, useMemo, useState} from 'react';
 
 import Select from '~/components/Select';
 import Table from './Table';
 import View from '~/components/HyperParameterPage/View';
 import type {ViewData} from '~/resource/hyper-parameter';
 import {rem} from '~/utils/style';
+import {safeSplit} from '~/utils';
 import styled from 'styled-components';
 import {useTranslation} from 'react-i18next';
 
+const TABLE_ORDER_STORAGE_KEY = 'hyper-parameter-table-view-table-order';
+
 const Wrapper = styled(View)`
     display: flex;
     width: 100%;
@@ -91,6 +94,18 @@ const TableView: FunctionComponent<TableViewProps> = ({indicators, list, data})
         [orderDirection, indicatorOrder]
     );
 
+    const [columnOrder, setColumnOrder] = useState<string[]>(
+        safeSplit(window.sessionStorage.getItem(TABLE_ORDER_STORAGE_KEY) ?? '', ',')
+    );
+    const changeOrder = useCallback(
+        (order: string[]) => {
+            const filterOrder = order.filter(o => indicatorNameList.includes(o));
+            setColumnOrder(filterOrder);
+            window.sessionStorage.setItem(TABLE_ORDER_STORAGE_KEY, filterOrder.join(','));
+        },
+        [indicatorNameList]
+    );
+
     return (
         <Wrapper>
             <OrderSection>
@@ -114,7 +129,15 @@ const TableView: FunctionComponent<TableViewProps> = ({indicators, list, data})
                 ) : null}
             </OrderSection>
             <TableSection>
-                <Table indicators={indicators} list={list} data={data} sortBy={sortBy} expand />
+                <Table
+                    indicators={indicators}
+                    list={list}
+                    data={data}
+                    sortBy={sortBy}
+                    expand
+                    columnOrder={columnOrder}
+                    onOrderChange={changeOrder}
+                />
             </TableSection>
         </Wrapper>
     );

frontend/packages/core/src/components/Select.tsx

@@ -216,10 +216,6 @@ const Select = <T extends unknown>({
         [multiple, propValue]
     );
 
-    const isSelected = useMemo(
-        () => !!(multiple ? (value as T[]) && (value as T[]).length !== 0 : value != (null as T)),
-        [multiple, value]
-    );
     const changeValue = useCallback(
         ({value: mutateValue, disabled}: SelectListItem<T>) => {
             if (disabled) {
@@ -265,6 +261,14 @@ const Select = <T extends unknown>({
     );
     const isListEmpty = useMemo(() => list.length === 0, [list]);
 
+    const isSelected = useMemo(
+        () =>
+            !!(multiple
+                ? (value as T[]) && (value as T[]).length !== 0
+                : !(value == (null as T) || list.findIndex(i => i.value === value) === -1)),
+        [list, multiple, value]
+    );
+
     const findLabelByValue = useCallback((v: T) => list.find(item => item.value === v)?.label ?? '', [list]);
     const label = useMemo(
         () =>

frontend/packages/core/src/pages/high-dimensional.tsx

@@ -311,6 +311,9 @@ const HighDimensional: FunctionComponent = () => {
             setMetadata(data.metadata);
         } else if (data !== null) {
             setLoadingPhase('parsing');
+        } else {
+            setLoading(false);
+            setLoadingPhase('');
         }
     }, [result, showError]);
     const hasVector = useMemo(() => dim !== 0, [dim]);