carbon-components-svelte/src/DataTable/DataTable.svelte

609 lines
20 KiB
Svelte

<script>
/**
* @generics {Row extends DataTableRow = DataTableRow} Row
* @template {DataTableRow} Row
* @typedef {import('./DataTableTypes.d.ts').PropertyPath<Row>} DataTableKey<Row=DataTableRow>
* @typedef {any} DataTableValue
* @typedef {{
* key: DataTableKey<Row> | (string & {});
* empty: boolean;
* display?: (item: DataTableValue, row: Row) => DataTableValue;
* sort?: false | ((a: DataTableValue, b: DataTableValue) => number);
* columnMenu?: boolean;
* width?: string;
* minWidth?: string;
* }} DataTableEmptyHeader<Row=DataTableRow>
* @typedef {{
* key: DataTableKey<Row>;
* value: DataTableValue;
* display?: (item: DataTableValue, row: Row) => DataTableValue;
* sort?: false | ((a: DataTableValue, b: DataTableValue) => number);
* columnMenu?: boolean;
* width?: string;
* minWidth?: string;
* }} DataTableNonEmptyHeader<Row=DataTableRow>
* @typedef {DataTableNonEmptyHeader<Row> | DataTableEmptyHeader<Row>} DataTableHeader<Row=DataTableRow>
* @typedef {{ id: any; [key: string]: DataTableValue; }} DataTableRow
* @typedef {any} DataTableRowId
* @typedef {{
* key: DataTableKey<Row> | (string & {});
* value: DataTableValue;
* display?: (item: DataTableValue, row: DataTableRow) => DataTableValue;
* }} DataTableCell<Row=DataTableRow>
* @slot {{ row: Row; }} expanded-row
* @slot {{ header: DataTableNonEmptyHeader; }} cell-header
* @slot {{ row: Row; cell: DataTableCell<Row>; rowIndex: number; cellIndex: number; }} cell
* @event {{ header?: DataTableHeader<Row>; row?: Row; cell?: DataTableCell<Row>; }} click
* @event {{ expanded: boolean; }} click:header--expand
* @event {{ header: DataTableHeader<Row>; sortDirection?: "ascending" | "descending" | "none" }} click:header
* @event {{ indeterminate: boolean; selected: boolean; }} click:header--select
* @event {Row} click:row
* @event {Row} mouseenter:row
* @event {Row} mouseleave:row
* @event {{ expanded: boolean; row: Row; }} click:row--expand
* @event {{ selected: boolean; row: Row; }} click:row--select
* @event {DataTableCell<Row>} click:cell
* @restProps {div}
*/
/**
* Specify the data table headers
* @type {ReadonlyArray<DataTableHeader<Row>>}
*/
export let headers = [];
/**
* Specify the rows the data table should render
* keys defined in `headers` are used for the row ids
* @type {ReadonlyArray<Row>}
*/
export let rows = [];
/**
* Set the size of the data table
* @type {"compact" | "short" | "medium" | "tall"}
*/
export let size = undefined;
/** Specify the title of the data table */
export let title = "";
/** Specify the description of the data table */
export let description = "";
/**
* Specify a name attribute for the input elements
* in a selectable data table (radio or checkbox).
* When the table is inside a form, this name will
* be included in the form data on submit.
*/
export let inputName = "ccs-" + Math.random().toString(36);
/** Set to `true` to use zebra styles */
export let zebra = false;
/** Set to `true` for the sortable variant */
export let sortable = false;
/**
* Specify the header key to sort by
* @type {DataTableKey<Row>}
*/
export let sortKey = null;
/**
* Specify the sort direction
* @type {"none" | "ascending" | "descending"}
*/
export let sortDirection = "none";
/**
* Set to `true` for the expandable variant
* Automatically set to `true` if `batchExpansion` is `true`
*/
export let expandable = false;
/**
* Set to `true` to enable batch expansion
*/
export let batchExpansion = false;
/**
* Specify the row ids to be expanded
* @type {ReadonlyArray<DataTableRowId>}
*/
export let expandedRowIds = [];
/**
* Specify the ids for rows that should not be expandable
* @type {ReadonlyArray<DataTableRowId>}
*/
export let nonExpandableRowIds = [];
/** Set to `true` for the radio selection variant */
export let radio = false;
/**
* Set to `true` for the selectable variant
* Automatically set to `true` if `radio` or `batchSelection` are `true`
*/
export let selectable = false;
/** Set to `true` to enable batch selection */
export let batchSelection = false;
/**
* Specify the row ids to be selected
* @type {ReadonlyArray<DataTableRowId>}
*/
export let selectedRowIds = [];
/**
* Specify the ids of rows that should not be selectable
* @type {ReadonlyArray<DataTableRowId>}
*/
export let nonSelectableRowIds = [];
/** Set to `true` to enable a sticky header */
export let stickyHeader = false;
/** Set to `true` to use static width */
export let useStaticWidth = false;
/** Specify the number of items to display in a page */
export let pageSize = 0;
/** Set to `number` to set current page */
export let page = 0;
import { createEventDispatcher, setContext } from "svelte";
import { writable } from "svelte/store";
import ChevronRight from "../icons/ChevronRight.svelte";
import InlineCheckbox from "../Checkbox/InlineCheckbox.svelte";
import RadioButton from "../RadioButton/RadioButton.svelte";
import Table from "./Table.svelte";
import TableBody from "./TableBody.svelte";
import TableCell from "./TableCell.svelte";
import TableContainer from "./TableContainer.svelte";
import TableHead from "./TableHead.svelte";
import TableHeader from "./TableHeader.svelte";
import TableRow from "./TableRow.svelte";
const sortDirectionMap = {
none: "ascending",
ascending: "descending",
descending: "none",
};
const dispatch = createEventDispatcher();
const batchSelectedIds = writable(false);
const tableRows = writable(rows);
// Internal ID prefix for radio buttons, checkboxes, etc.
// since there may be multiple `DataTable` instances that have overlapping row ids.
const id = "ccs-" + Math.random().toString(36);
// Store a copy of the original rows for filter restoration.
$: originalRows = [...rows];
$: thKeys = headers.reduce((a, c) => ({ ...a, [c.key]: c.key }), {});
const resolvePath = (object, path) => {
if (path in object) return object[path];
return path
.split(/[\.\[\]\'\"]/)
.filter((p) => p)
.reduce((o, p) => (o && typeof o === "object" ? o[p] : o), object);
};
setContext("DataTable", {
batchSelectedIds,
tableRows,
resetSelectedRowIds: () => {
selectAll = false;
selectedRowIds = [];
if (refSelectAll) refSelectAll.checked = false;
},
filterRows: (searchValue, customFilter) => {
const value = searchValue.trim().toLowerCase();
if (value.length === 0) {
// Reset to original rows.
tableRows.set(originalRows);
return originalRows.map((row) => row.id);
}
let filteredRows = [];
if (typeof customFilter === "function") {
// Apply custom filter if provided.
filteredRows = originalRows.filter((row) => customFilter(row, value));
} else {
// Default filter checks all non-id fields for a basic, case-insensitive match (non-fuzzy).
filteredRows = originalRows.filter((row) => {
return Object.entries(row)
.filter(([key]) => key !== "id")
.some(([key, _value]) => {
if (typeof _value === "string" || typeof _value === "number") {
return (_value + "")?.toLowerCase().includes(value);
}
});
});
}
tableRows.set(filteredRows);
return filteredRows.map((row) => row.id);
},
});
let expanded = false;
let parentRowId = null;
$: expandedRows = expandedRowIds.reduce(
(a, id) => ({ ...a, [id]: true }),
{},
);
let refSelectAll = null;
$: batchSelectedIds.set(selectedRowIds);
$: rowIds = $tableRows.map((row) => row.id);
$: expandableRowIds = rowIds.filter(
(id) => !nonExpandableRowIds.includes(id),
);
$: selectableRowIds = rowIds.filter(
(id) => !nonSelectableRowIds.includes(id),
);
$: selectAll =
selectableRowIds.length > 0 &&
selectedRowIds.length === selectableRowIds.length;
$: indeterminate =
selectedRowIds.length > 0 &&
selectedRowIds.length < selectableRowIds.length;
$: if (batchExpansion) {
expandable = true;
expanded = expandedRowIds.length === expandableRowIds.length;
}
$: if (radio || batchSelection) selectable = true;
$: headerKeys = headers.map(({ key }) => key);
$: tableCellsByRowId = rows.reduce((rows, row) => {
rows[row.id] = headerKeys.map((key, index) => ({
key,
value: resolvePath(row, key),
display: headers[index].display,
}));
return rows;
}, {});
$: $tableRows = rows;
$: sortedRows = [...$tableRows];
$: ascending = sortDirection === "ascending";
$: sorting = sortable && sortKey != null;
$: sortingHeader = headers.find((header) => header.key === sortKey);
$: if (sorting) {
if (sortDirection === "none") {
sortedRows = $tableRows;
} else {
sortedRows = [...$tableRows].sort((a, b) => {
const itemA = ascending
? resolvePath(a, sortKey)
: resolvePath(b, sortKey);
const itemB = ascending
? resolvePath(b, sortKey)
: resolvePath(a, sortKey);
if (sortingHeader?.sort) return sortingHeader.sort(itemA, itemB);
if (typeof itemA === "number" && typeof itemB === "number")
return itemA - itemB;
if ([itemA, itemB].every((item) => !item && item !== 0)) return 0;
if (!itemA && itemA !== 0) return ascending ? 1 : -1;
if (!itemB && itemB !== 0) return ascending ? -1 : 1;
return itemA
.toString()
.localeCompare(itemB.toString(), "en", { numeric: true });
});
}
}
const getDisplayedRows = (rows, page, pageSize) =>
page && pageSize
? rows.slice((page - 1) * pageSize, page * pageSize)
: rows;
$: displayedRows = getDisplayedRows($tableRows, page, pageSize);
$: displayedSortedRows = getDisplayedRows(sortedRows, page, pageSize);
$: hasCustomHeaderWidth = headers.some(
(header) => header.width || header.minWidth,
);
/** @type {(header: DataTableHeader) => undefined | string} */
const formatHeaderWidth = (header) => {
const styles = [
header.width && `width: ${header.width}`,
header.minWidth && `min-width: ${header.minWidth}`,
].filter(Boolean);
if (styles.length === 0) return undefined;
return styles.join(";");
};
</script>
<TableContainer {useStaticWidth} {...$$restProps}>
{#if title || $$slots.title || description || $$slots.description}
<div class:bx--data-table-header={true}>
{#if title || $$slots.title}
<h4 class:bx--data-table-header__title={true}>
<slot name="title">{title}</slot>
</h4>
{/if}
{#if description || $$slots.description}
<p class:bx--data-table-header__description={true}>
<slot name="description">{description}</slot>
</p>
{/if}
</div>
{/if}
<slot />
<Table
{zebra}
{size}
{stickyHeader}
{sortable}
{useStaticWidth}
tableStyle={hasCustomHeaderWidth && "table-layout: fixed"}
>
<TableHead>
<TableRow>
{#if expandable}
<th
scope="col"
class:bx--table-expand={true}
data-previous-value={expanded ? "collapsed" : undefined}
>
{#if batchExpansion}
<button
type="button"
class:bx--table-expand__button={true}
aria-label={expanded ? "Collapse all rows" : "Expand all rows"}
aria-controls={expandableRowIds
.map((id) => `expandable-row-${id}`)
.join(" ")}
on:click={() => {
expanded = !expanded;
expandedRowIds = expanded ? expandableRowIds : [];
dispatch("click:header--expand", { expanded });
}}
>
<ChevronRight
aria-hidden="true"
class="bx--table-expand__svg"
/>
</button>
{/if}
</th>
{/if}
{#if selectable && !batchSelection}
<th scope="col"></th>
{/if}
{#if batchSelection && !radio}
<th scope="col" class:bx--table-column-checkbox={true}>
<InlineCheckbox
bind:ref={refSelectAll}
aria-label="Select all rows"
name="{id}-select-all"
value="all"
checked={selectAll}
{indeterminate}
on:change={(e) => {
dispatch("click:header--select", {
indeterminate,
selected: !indeterminate && e.target.checked,
});
if (indeterminate) {
e.target.checked = false;
selectAll = false;
selectedRowIds = [];
return;
}
if (e.target.checked) {
selectedRowIds = selectableRowIds;
} else {
selectedRowIds = [];
}
}}
/>
</th>
{/if}
{#each headers as header (header.key)}
{#if header.empty}
<th scope="col" style={formatHeaderWidth(header)}></th>
{:else}
<TableHeader
id={header.key}
style={formatHeaderWidth(header)}
sortable={sortable && header.sort !== false}
sortDirection={sortKey === header.key ? sortDirection : "none"}
active={sortKey === header.key}
on:click={() => {
dispatch("click", { header });
if (header.sort === false) {
dispatch("click:header", { header });
} else {
let currentSortDirection =
sortKey === header.key ? sortDirection : "none";
sortDirection = sortDirectionMap[currentSortDirection];
sortKey =
sortDirection === "none" ? null : thKeys[header.key];
dispatch("click:header", { header, sortDirection });
}
}}
>
<slot name="cell-header" {header}>{header.value}</slot>
</TableHeader>
{/if}
{/each}
</TableRow>
</TableHead>
<TableBody>
{#each sorting ? displayedSortedRows : displayedRows as row, i (row.id)}
<TableRow
data-row={row.id}
data-parent-row={expandable ? true : undefined}
class="{selectedRowIds.includes(row.id)
? 'bx--data-table--selected'
: ''} {expandedRows[row.id] ? 'bx--expandable-row' : ''} {expandable
? 'bx--parent-row'
: ''} {expandable && parentRowId === row.id
? 'bx--expandable-row--hover'
: ''}"
on:click={({ target }) => {
// forgo "click", "click:row" events if target
// resembles an overflow menu, a checkbox, or radio button
if (
[...target.classList].some((name) =>
/^bx--(overflow-menu|checkbox|radio-button)/.test(name),
)
) {
return;
}
dispatch("click", { row });
dispatch("click:row", row);
}}
on:mouseenter={() => {
dispatch("mouseenter:row", row);
}}
on:mouseleave={() => {
dispatch("mouseleave:row", row);
}}
>
{#if expandable}
<TableCell
class="bx--table-expand"
headers="expand"
data-previous-value={!nonExpandableRowIds.includes(row.id) &&
expandedRows[row.id]
? "collapsed"
: undefined}
>
{#if !nonExpandableRowIds.includes(row.id)}
<button
type="button"
class:bx--table-expand__button={true}
aria-controls={`expandable-row-${row.id}`}
aria-label={expandedRows[row.id]
? "Collapse current row"
: "Expand current row"}
on:click|stopPropagation={() => {
const rowExpanded = !!expandedRows[row.id];
expandedRowIds = rowExpanded
? expandedRowIds.filter((id) => id !== row.id)
: [...expandedRowIds, row.id];
dispatch("click:row--expand", {
row,
expanded: !rowExpanded,
});
}}
>
<ChevronRight
aria-hidden="true"
class="bx--table-expand__svg"
/>
</button>
{/if}
</TableCell>
{/if}
{#if selectable}
<td
class:bx--table-column-checkbox={true}
class:bx--table-column-radio={radio}
>
{#if !nonSelectableRowIds.includes(row.id)}
{@const inputId = `${id}-${row.id}`}
{#if radio}
<RadioButton
id={inputId}
name={inputName}
checked={selectedRowIds.includes(row.id)}
value={row.id}
on:change={() => {
selectedRowIds = [row.id];
dispatch("click:row--select", { row, selected: true });
}}
/>
{:else}
<InlineCheckbox
id={inputId}
name={inputName}
checked={selectedRowIds.includes(row.id)}
value={row.id}
on:change={() => {
if (selectedRowIds.includes(row.id)) {
selectedRowIds = selectedRowIds.filter(
(id) => id !== row.id,
);
dispatch("click:row--select", { row, selected: false });
} else {
selectedRowIds = [...selectedRowIds, row.id];
dispatch("click:row--select", { row, selected: true });
}
}}
/>
{/if}
{/if}
</td>
{/if}
{#each tableCellsByRowId[row.id] as cell, j (cell.key)}
{#if headers[j].empty}
<td class:bx--table-column-menu={headers[j].columnMenu}>
<slot name="cell" {row} {cell} rowIndex={i} cellIndex={j}>
{cell.display ? cell.display(cell.value, row) : cell.value}
</slot>
</td>
{:else}
<TableCell
on:click={() => {
dispatch("click", { row, cell });
dispatch("click:cell", cell);
}}
>
<slot name="cell" {row} {cell} rowIndex={i} cellIndex={j}>
{cell.display ? cell.display(cell.value, row) : cell.value}
</slot>
</TableCell>
{/if}
{/each}
</TableRow>
{#if expandable}
<tr
id={`expandable-row-${row.id}`}
data-child-row
class:bx--expandable-row={true}
on:mouseenter={() => {
if (nonExpandableRowIds.includes(row.id)) return;
parentRowId = row.id;
}}
on:mouseleave={() => {
if (nonExpandableRowIds.includes(row.id)) return;
parentRowId = null;
}}
>
{#if expandedRows[row.id] && !nonExpandableRowIds.includes(row.id)}
<TableCell
colspan={selectable ? headers.length + 2 : headers.length + 1}
>
<div class:bx--child-row-inner-container={true}>
<slot name="expanded-row" {row} />
</div>
</TableCell>
{/if}
</tr>
{/if}
{/each}
</TableBody>
</Table>
</TableContainer>