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import { Component, ViewChild } from '@angular/core';
import { NgxCsvParser, NgxCSVParserError } from 'ngx-csv-parser';
@Component({
selector: 'app-dataset-load',
templateUrl: './dataset-load.component.html',
styleUrls: ['./dataset-load.component.css']
})
export class DatasetLoadComponent {
delimiter: string = "";
delimiterOptions: Array<string> = [",", ";", "\t", "razmak", "|"]; //podrazumevano ","
header: string = "";
headerOptions: Array<string> = ["Da", "Ne"]; //podrazumevano je "Da" ======> false
slice: string = "";
csvRecords: any[] = [];
rowsNumber: number = 0;
colsNumber: number = 0;
constructor(private ngxCsvParser: NgxCsvParser) {
}
@ViewChild('fileImportInput', { static: false }) fileImportInput: any;
changeListener($event: any): void {
const files = $event.srcElement.files;
this.ngxCsvParser.parse(files[0], { header: (this.header == "") ? false : (this.header == "Da") ? false : true, delimiter: (this.delimiter == "razmak") ? " " : (this.delimiter == "") ? "," : this.delimiter})
.pipe().subscribe((result) => {
console.log('Result', result);
if (result.constructor === Array) {
this.csvRecords = result;
this.rowsNumber = this.csvRecords.length;
this.colsNumber = this.csvRecords[0].length;
}
}, (error: NgxCSVParserError) => {
console.log('Error', error);
});
}
}
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