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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
"use strict";
const {
Component,
createFactory,
const {
getArrayTypeNames,
const {
l10n,
getDescriptorValue,
loader.lazyGetter(this, "MODE", function () {
.MODE;
});
const GripMessageBody = createFactory(
);
loader.lazyRequireGetter(
this,
"PropTypes",
);
const TABLE_ROW_MAX_ITEMS = 1000;
// Match Chrome max column number.
const TABLE_COLUMN_MAX_ITEMS = 21;
class ConsoleTable extends Component {
static get propTypes() {
return {
dispatch: PropTypes.func.isRequired,
parameters: PropTypes.array.isRequired,
serviceContainer: PropTypes.object.isRequired,
id: PropTypes.string.isRequired,
setExpanded: PropTypes.func,
};
}
constructor(props) {
super(props);
this.getHeaders = this.getHeaders.bind(this);
this.getRows = this.getRows.bind(this);
}
getHeaders(columns) {
const headerItems = [];
columns.forEach((value, key) =>
headerItems.push(
dom.th(
{
key,
title: value,
},
value
)
)
);
return dom.thead({}, dom.tr({}, headerItems));
}
getRows(columns, items) {
const { dispatch, serviceContainer, setExpanded } = this.props;
const rows = [];
items.forEach(item => {
const cells = [];
columns.forEach((value, key) => {
const cellValue = item[key];
const cellContent =
typeof cellValue === "undefined"
? ""
: GripMessageBody({
grip: cellValue,
mode: MODE.SHORT,
useQuotes: false,
serviceContainer,
dispatch,
setExpanded,
});
cells.push(
dom.td(
{
key,
},
cellContent
)
);
});
rows.push(dom.tr({}, cells));
});
return dom.tbody({}, rows);
}
render() {
const { parameters } = this.props;
const { valueGrip, headersGrip } = getValueAndHeadersGrip(parameters);
const headers = headersGrip?.preview ? headersGrip.preview.items : null;
const data = valueGrip?.ownProperties;
// if we don't have any data, don't show anything.
if (!data) {
return null;
}
const dataType = getParametersDataType(parameters);
const { columns, items } = getTableItems(data, dataType, headers);
// We need to wrap the <table> in a div so we can have the max-height set properly
// without changing the table display.
return dom.div(
{ className: "consoletable-wrapper" },
dom.table(
{
className: "consoletable",
},
this.getHeaders(columns),
this.getRows(columns, items)
)
);
}
}
function getValueAndHeadersGrip(parameters) {
const [valueFront, headersFront] = parameters;
const headersGrip = headersFront?.getGrip
? headersFront.getGrip()
: headersFront;
const valueGrip = valueFront?.getGrip ? valueFront.getGrip() : valueFront;
return { valueGrip, headersGrip };
}
function getParametersDataType(parameters = null) {
if (!Array.isArray(parameters) || parameters.length === 0) {
return null;
}
const [firstParam] = parameters;
if (!firstParam || !firstParam.getGrip) {
return null;
}
const grip = firstParam.getGrip();
return grip.class;
}
const INDEX_NAME = "_index";
const VALUE_NAME = "_value";
function getNamedIndexes(type) {
return {
[INDEX_NAME]: getArrayTypeNames().concat("Object").includes(type)
? l10n.getStr("table.index")
: l10n.getStr("table.iterationIndex"),
[VALUE_NAME]: l10n.getStr("table.value"),
key: l10n.getStr("table.key"),
};
}
function hasValidCustomHeaders(headers) {
return (
Array.isArray(headers) &&
headers.every(
header => typeof header === "string" || Number.isInteger(Number(header))
)
);
}
function getTableItems(data = {}, type, headers = null) {
const namedIndexes = getNamedIndexes(type);
let columns = new Map();
const items = [];
const addItem = function (item) {
items.push(item);
Object.keys(item).forEach(key => addColumn(key));
};
const validCustomHeaders = hasValidCustomHeaders(headers);
const addColumn = function (columnIndex) {
const columnExists = columns.has(columnIndex);
const hasMaxColumns = columns.size == TABLE_COLUMN_MAX_ITEMS;
if (
!columnExists &&
!hasMaxColumns &&
(!validCustomHeaders ||
headers.includes(columnIndex) ||
columnIndex === INDEX_NAME)
) {
columns.set(columnIndex, namedIndexes[columnIndex] || columnIndex);
}
};
for (let [index, property] of Object.entries(data)) {
if (type !== "Object" && index == parseInt(index, 10)) {
index = parseInt(index, 10);
}
const item = {
[INDEX_NAME]: index,
};
const propertyValue = getDescriptorValue(property);
const propertyValueGrip = propertyValue?.getGrip
? propertyValue.getGrip()
: propertyValue;
if (propertyValueGrip?.ownProperties) {
const entries = propertyValueGrip.ownProperties;
for (const [key, entry] of Object.entries(entries)) {
item[key] = getDescriptorValue(entry);
}
} else if (
propertyValueGrip?.preview &&
(type === "Map" || type === "WeakMap")
) {
item.key = propertyValueGrip.preview.key;
item[VALUE_NAME] = propertyValueGrip.preview.value;
} else {
item[VALUE_NAME] = propertyValue;
}
addItem(item);
if (items.length === TABLE_ROW_MAX_ITEMS) {
break;
}
}
// Some headers might not be present in the items, so we make sure to
// return all the headers set by the user.
if (validCustomHeaders) {
headers.forEach(header => addColumn(header));
}
// We want to always have the index column first
if (columns.has(INDEX_NAME)) {
const index = columns.get(INDEX_NAME);
columns.delete(INDEX_NAME);
columns = new Map([[INDEX_NAME, index], ...columns.entries()]);
}
// We want to always have the values column last
if (columns.has(VALUE_NAME)) {
const index = columns.get(VALUE_NAME);
columns.delete(VALUE_NAME);
columns.set(VALUE_NAME, index);
}
return {
columns,
items,
};
}
module.exports = ConsoleTable;