From fef66d17b52568bb64a8857c3dd8feacfde57297 Mon Sep 17 00:00:00 2001
From: Sonja Galovic <galovicsonja@gmail.com>
Date: Tue, 5 Apr 2022 17:33:43 +0200
Subject: Kompletna reorganizacija komponenti za izbor dataseta pri dodavanju
 modela. Dodata komponenta add-new-dataset, dataset-load.component izmenjena,
 preostala add-model da se uskladi.

---
 .../add-new-dataset/add-new-dataset.component.ts   | 78 ++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 frontend/src/app/_elements/add-new-dataset/add-new-dataset.component.ts

(limited to 'frontend/src/app/_elements/add-new-dataset/add-new-dataset.component.ts')

diff --git a/frontend/src/app/_elements/add-new-dataset/add-new-dataset.component.ts b/frontend/src/app/_elements/add-new-dataset/add-new-dataset.component.ts
new file mode 100644
index 00000000..fceb53cf
--- /dev/null
+++ b/frontend/src/app/_elements/add-new-dataset/add-new-dataset.component.ts
@@ -0,0 +1,78 @@
+import { Component, EventEmitter, Output, ViewChild } from '@angular/core';
+import { NgxCsvParser, NgxCSVParserError } from 'ngx-csv-parser';
+import Dataset from 'src/app/_data/Dataset';
+
+@Component({
+  selector: 'app-add-new-dataset',
+  templateUrl: './add-new-dataset.component.html',
+  styleUrls: ['./add-new-dataset.component.css']
+})
+export class AddNewDatasetComponent {
+
+  @Output() loaded = new EventEmitter<string>();
+
+  delimiterOptions: Array<string> = [",", ";", "\t", "razmak", "|"]; //podrazumevano ","
+
+  //hasHeader: boolean = true;
+  hasInput: boolean = false;
+
+  csvRecords: any[] = [];
+  files: File[] = [];
+  rowsNumber: number = 0;
+  colsNumber: number = 0;
+
+  dataset: Dataset; //dodaj ! potencijalno
+
+  constructor(private ngxCsvParser: NgxCsvParser) {
+    this.dataset = new Dataset();
+  }
+
+  //@ViewChild('fileImportInput', { static: false }) fileImportInput: any; cemu je ovo sluzilo?
+
+  changeListener($event: any): void {
+    this.files = $event.srcElement.files;
+    if (this.files.length == 0 || this.files[0] == null) {
+      //console.log("NEMA FAJLA");
+      //this.loaded.emit("not loaded");
+      this.hasInput = false;
+      return;
+    }
+    else
+      this.hasInput = true;
+
+    this.update();
+  }
+
+  update() {
+
+    if (this.files.length < 1)
+      return;
+
+    this.ngxCsvParser.parse(this.files[0], { header: false, delimiter: (this.dataset.delimiter == "razmak") ? " " : (this.dataset.delimiter == "") ? "," : this.dataset.delimiter })
+      .pipe().subscribe((result) => {
+
+        console.log('Result', result);
+        if (result.constructor === Array) {
+          this.csvRecords = result;
+          if (this.dataset.hasHeader)
+            this.rowsNumber = this.csvRecords.length - 1;
+          else
+            this.rowsNumber = this.csvRecords.length;
+          this.colsNumber = this.csvRecords[0].length;
+
+          if (this.dataset.hasHeader) //kasnije dodati opciju kada nema header da korisnik rucno unosi header-e
+            this.dataset.header = this.csvRecords[0];
+
+          this.loaded.emit("loaded");
+        }
+      }, (error: NgxCSVParserError) => {
+        console.log('Error', error);
+      });
+  }
+
+  checkAccessible() {
+    if (this.dataset.isPublic)
+      this.dataset.accessibleByLink = true;
+  }
+
+}
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