@siemens/ngx-datatable
Version:
ngx-datatable is an Angular table grid component for presenting large and complex data.
99 lines • 11.4 kB
JavaScript
import { camelCase, deCamelCase } from './camel-case';
import { id } from './id';
import { getterForProp } from './column-prop-getters';
/**
* Sets the column defaults
*/
export function setColumnDefaults(columns) {
if (!columns) {
return;
}
// Only one column should hold the tree view
// Thus if multiple columns are provided with
// isTreeColumn as true we take only the first one
let treeColumnFound = false;
for (const column of columns) {
if (!column.$$id) {
column.$$id = id();
}
// prop can be numeric; zero is valid not a missing prop
// translate name => prop
if (isNullOrUndefined(column.prop) && column.name) {
column.prop = camelCase(column.name);
}
if (!column.$$valueGetter) {
column.$$valueGetter = getterForProp(column.prop);
}
// format props if no name passed
if (!isNullOrUndefined(column.prop) && isNullOrUndefined(column.name)) {
column.name = deCamelCase(String(column.prop));
}
if (isNullOrUndefined(column.prop) && isNullOrUndefined(column.name)) {
column.name = ''; // Fixes IE and Edge displaying `null`
}
if (!column.hasOwnProperty('resizeable')) {
column.resizeable = true;
}
if (!column.hasOwnProperty('sortable')) {
column.sortable = true;
}
if (!column.hasOwnProperty('draggable')) {
column.draggable = true;
}
if (!column.hasOwnProperty('canAutoResize')) {
column.canAutoResize = true;
}
if (!column.hasOwnProperty('width')) {
column.width = 150;
}
if (!column.hasOwnProperty('isTreeColumn')) {
column.isTreeColumn = false;
}
else {
if (column.isTreeColumn && !treeColumnFound) {
// If the first column with isTreeColumn is true found
// we mark that treeCoulmn is found
treeColumnFound = true;
}
else {
// After that isTreeColumn property for any other column
// will be set as false
column.isTreeColumn = false;
}
}
}
}
export function isNullOrUndefined(value) {
return value === null || value === undefined;
}
/**
* Translates templates definitions to objects
*/
export function translateTemplates(templates) {
const result = [];
for (const temp of templates) {
const col = {};
const props = Object.getOwnPropertyNames(temp);
for (const prop of props) {
col[prop] = temp[prop];
}
if (temp.headerTemplate) {
col.headerTemplate = temp.headerTemplate;
}
if (temp.cellTemplate) {
col.cellTemplate = temp.cellTemplate;
}
if (temp.ghostCellTemplate) {
col.ghostCellTemplate = temp.ghostCellTemplate;
}
if (temp.summaryFunc) {
col.summaryFunc = temp.summaryFunc;
}
if (temp.summaryTemplate) {
col.summaryTemplate = temp.summaryTemplate;
}
result.push(col);
}
return result;
}
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zero is valid not a missing prop\n    // translate name => prop\n    if (isNullOrUndefined(column.prop) && column.name) {\n      column.prop = camelCase(column.name);\n    }\n\n    if (!column.$$valueGetter) {\n      column.$$valueGetter = getterForProp(column.prop);\n    }\n\n    // format props if no name passed\n    if (!isNullOrUndefined(column.prop) && isNullOrUndefined(column.name)) {\n      column.name = deCamelCase(String(column.prop));\n    }\n\n    if (isNullOrUndefined(column.prop) && isNullOrUndefined(column.name)) {\n      column.name = ''; // Fixes IE and Edge displaying `null`\n    }\n\n    if (!column.hasOwnProperty('resizeable')) {\n      column.resizeable = true;\n    }\n\n    if (!column.hasOwnProperty('sortable')) {\n      column.sortable = true;\n    }\n\n    if (!column.hasOwnProperty('draggable')) {\n      column.draggable = true;\n    }\n\n    if (!column.hasOwnProperty('canAutoResize')) {\n      column.canAutoResize = true;\n    }\n\n    if (!column.hasOwnProperty('width')) {\n      column.width = 150;\n    }\n\n    if (!column.hasOwnProperty('isTreeColumn')) {\n      column.isTreeColumn = false;\n    } else {\n      if (column.isTreeColumn && !treeColumnFound) {\n        // If the first column with isTreeColumn is true found\n        // we mark that treeCoulmn is found\n        treeColumnFound = true;\n      } else {\n        // After that isTreeColumn property for any other column\n        // will be set as false\n        column.isTreeColumn = false;\n      }\n    }\n  }\n}\n\nexport function isNullOrUndefined<T>(value: T | null | undefined): value is null | undefined {\n  return value === null || value === undefined;\n}\n\n/**\n * Translates templates definitions to objects\n */\nexport function translateTemplates(templates: DataTableColumnDirective[]): any[] {\n  const result: any[] = [];\n  for (const temp of templates) {\n    const col: any = {};\n\n    const props = Object.getOwnPropertyNames(temp);\n    for (const prop of props) {\n      col[prop] = temp[prop];\n    }\n\n    if (temp.headerTemplate) {\n      col.headerTemplate = temp.headerTemplate;\n    }\n\n    if (temp.cellTemplate) {\n      col.cellTemplate = temp.cellTemplate;\n    }\n\n    if (temp.ghostCellTemplate) {\n      col.ghostCellTemplate = temp.ghostCellTemplate;\n    }\n\n    if (temp.summaryFunc) {\n      col.summaryFunc = temp.summaryFunc;\n    }\n\n    if (temp.summaryTemplate) {\n      col.summaryTemplate = temp.summaryTemplate;\n    }\n\n    result.push(col);\n  }\n\n  return result;\n}\n"]}