angular-datatables
Version:
Angular directive for DataTables
128 lines • 6.15 kB
JavaScript
/**
* @license
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://raw.githubusercontent.com/l-lin/angular-datatables/master/LICENSE
*/
import { Directive, ElementRef, Input, Renderer2, ViewContainerRef } from '@angular/core';
import { Subject } from 'rxjs';
import * as i0 from "@angular/core";
var DataTableDirective = /** @class */ (function () {
function DataTableDirective(el, vcr, renderer) {
this.el = el;
this.vcr = vcr;
this.renderer = renderer;
/**
* The DataTable option you pass to configure your table.
*/
this.dtOptions = {};
}
DataTableDirective.prototype.ngOnInit = function () {
var _this = this;
if (this.dtTrigger) {
this.dtTrigger.subscribe(function (options) {
_this.displayTable(options);
});
}
else {
this.displayTable(null);
}
};
DataTableDirective.prototype.ngOnDestroy = function () {
if (this.dtTrigger) {
this.dtTrigger.unsubscribe();
}
if (this.dt) {
this.dt.destroy(true);
}
};
DataTableDirective.prototype.displayTable = function (dtOptions) {
var _this = this;
// assign new options if provided
if (dtOptions) {
this.dtOptions = dtOptions;
}
this.dtInstance = new Promise(function (resolve, reject) {
Promise.resolve(_this.dtOptions).then(function (resolvedDTOptions) {
// validate object
var isTableEmpty = Object.keys(resolvedDTOptions).length === 0 && $('tbody tr', _this.el.nativeElement).length === 0;
if (isTableEmpty) {
reject('Both the table and dtOptions cannot be empty');
return;
}
// Using setTimeout as a "hack" to be "part" of NgZone
setTimeout(function () {
// Assign DT properties here
var options = {
rowCallback: function (row, data, index) {
if (resolvedDTOptions.columns) {
var columns = resolvedDTOptions.columns;
_this.applyNgPipeTransform(row, columns);
_this.applyNgRefTemplate(row, columns, data);
}
// run user specified row callback if provided.
if (resolvedDTOptions.rowCallback) {
resolvedDTOptions.rowCallback(row, data, index);
}
}
};
// merge user's config with ours
options = Object.assign({}, resolvedDTOptions, options);
_this.dt = $(_this.el.nativeElement).DataTable(options);
resolve(_this.dt);
});
});
});
};
DataTableDirective.prototype.applyNgPipeTransform = function (row, columns) {
// Filter columns with pipe declared
var colsWithPipe = columns.filter(function (x) { return x.ngPipeInstance && !x.ngTemplateRef; });
colsWithPipe.forEach(function (el) {
var pipe = el.ngPipeInstance;
// find index of column using `data` attr
var i = columns.findIndex(function (e) { return e.data === el.data; });
// get <td> element which holds data using index
var rowFromCol = row.childNodes.item(i);
// Transform data with Pipe
var rowVal = $(rowFromCol).text();
var rowValAfter = pipe.transform(rowVal);
// Apply transformed string to <td>
$(rowFromCol).text(rowValAfter);
});
};
DataTableDirective.prototype.applyNgRefTemplate = function (row, columns, data) {
var _this = this;
// Filter columns using `ngTemplateRef`
var colsWithTemplate = columns.filter(function (x) { return x.ngTemplateRef && !x.ngPipeInstance; });
colsWithTemplate.forEach(function (el) {
var _a = el.ngTemplateRef, ref = _a.ref, context = _a.context;
// get <td> element which holds data using index
var i = columns.findIndex(function (e) { return e.data === el.data; });
var cellFromIndex = row.childNodes.item(i);
// reset cell before applying transform
$(cellFromIndex).html('');
// render onto DOM
// finalize context to be sent to user
var _context = Object.assign({}, context, context === null || context === void 0 ? void 0 : context.userData, {
adtData: data
});
var instance = _this.vcr.createEmbeddedView(ref, _context);
_this.renderer.appendChild(cellFromIndex, instance.rootNodes[0]);
});
};
DataTableDirective.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.1", ngImport: i0, type: DataTableDirective, deps: [{ token: i0.ElementRef }, { token: i0.ViewContainerRef }, { token: i0.Renderer2 }], target: i0.ɵɵFactoryTarget.Directive });
DataTableDirective.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "12.0.0", version: "13.0.1", type: DataTableDirective, selector: "[datatable]", inputs: { dtOptions: "dtOptions", dtTrigger: "dtTrigger" }, ngImport: i0 });
return DataTableDirective;
}());
export { DataTableDirective };
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.1", ngImport: i0, type: DataTableDirective, decorators: [{
type: Directive,
args: [{
selector: '[datatable]'
}]
}], ctorParameters: function () { return [{ type: i0.ElementRef }, { type: i0.ViewContainerRef }, { type: i0.Renderer2 }]; }, propDecorators: { dtOptions: [{
type: Input
}], dtTrigger: [{
type: Input
}] } });
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