1 files changed, 145 insertions, 0 deletions
diff --git a/frontend/src/app/_elements/form-dataset/form-dataset.component.ts b/frontend/src/app/_elements/form-dataset/form-dataset.component.ts
new file mode 100644
index 00000000..1eed2cdc
--- /dev/null
+++ b/frontend/src/app/_elements/form-dataset/form-dataset.component.ts
@@ -0,0 +1,145 @@
+import { Component, ElementRef, EventEmitter, Input, Output, ViewChild } from '@angular/core';
+import Dataset from 'src/app/_data/Dataset';
+import { DatasetsService } from 'src/app/_services/datasets.service';
+import { ModelsService } from 'src/app/_services/models.service';
+import shared from 'src/app/Shared';
+import { DatatableComponent, TableData } from '../datatable/datatable.component';
+import { CsvParseService } from 'src/app/_services/csv-parse.service';
+import { FormControl, Validators } from '@angular/forms';
+
+@Component({
+  selector: 'app-form-dataset',
+  templateUrl: './form-dataset.component.html',
+  styleUrls: ['./form-dataset.component.css']
+})
+export class FormDatasetComponent {
+
+  @ViewChild(DatatableComponent) datatable!: DatatableComponent;
+
+  nameFormControl = new FormControl('', [Validators.required, Validators.email]);
+
+  delimiterOptions: Array<string> = [",", ";", "|", "razmak", "novi red"]; //podrazumevano ","
+
+  csvRecords: any[] = [];
+  files: File[] = [];
+  rowsNumber: number = 0;
+  colsNumber: number = 0;
+
+  @Input() dataset: Dataset; //dodaj ! potencijalno
+
+  tableData: TableData = new TableData();
+
+  @ViewChild('fileInput') fileInput!: ElementRef
+
+  filename: String;
+
+  constructor(private modelsService: ModelsService, private datasetsService: DatasetsService, private csv: CsvParseService) {
+    this.dataset = new Dataset();
+    this.dataset.delimiter = ',';
+    this.filename = "";
+  }
+
+  //@ViewChild('fileImportInput', { static: false }) fileImportInput: any; cemu je ovo sluzilo?
+
+  clear(){
+    this.tableData.hasInput = false;
+  }
+
+  changeListener($event: any): void {
+    this.files = $event.srcElement.files;
+    if (this.files.length == 0 || this.files[0] == null) {
+      this.tableData.hasInput = false;
+      return;
+    }
+    else
+      this.tableData.hasInput = true;
+
+    this.filename = this.files[0].name;
+    this.tableData.loaded = false;
+    this.update();
+  }
+
+  firstInput = false;
+
+  update() {
+
+    this.firstInput = true
+
+    if (this.files.length < 1)
+      return;
+
+    const fileReader = new FileReader();
+    fileReader.onload = (e) => {
+      if (typeof fileReader.result === 'string') {
+        const result = this.csv.csvToArray(fileReader.result, (this.dataset.delimiter == "razmak") ? " " : (this.dataset.delimiter == "novi red") ? "\t" : this.dataset.delimiter)
+
+
+        this.csvRecords = result.splice(0, 11);
+
+        this.colsNumber = result[0].length;
+        this.rowsNumber = result.length;
+
+        this.tableData.data = this.csvRecords;
+        this.tableData.loaded = true;
+        this.tableData.numCols = this.colsNumber;
+        this.tableData.numRows = this.rowsNumber;
+      }
+    }
+    fileReader.readAsText(this.files[0]);
+
+    this.dataset.name = this.filename.slice(0, this.filename.length - 4);
+  }
+
+  loadExisting(){
+    this.firstInput = false;
+
+    this.tableData.hasInput = true;
+    this.tableData.loaded = false;
+
+    this.datasetsService.getDatasetFile(this.dataset.fileId).subscribe((file: string | undefined) => {
+      if (file) {
+        this.tableData.loaded = true;
+        this.tableData.numRows = this.dataset.rowCount;
+        this.tableData.numCols = this.dataset.columnInfo.length;
+        this.tableData.data = this.csv.csvToArray(file, (this.dataset.delimiter == "razmak") ? " " : (this.dataset.delimiter == "") ? "," : this.dataset.delimiter);
+
+      }
+    });
+
+    
+  }
+
+  /*exportAsXLSX():void {
+    this.excelService.exportAsExcelFile(this.data, 'sample');
+  }*/
+
+  checkAccessible() {
+    if (this.dataset.isPublic)
+      this.dataset.accessibleByLink = true;
+  }
+
+  uploadDataset(onSuccess: Function = (dataset: Dataset) => { }, onError: Function = () => { }) {
+    if (this.files[0] == undefined) {
+      shared.openDialog("Greška", "Niste izabrali fajl za učitavanje.");
+      return;
+    }
+
+    return this.modelsService.uploadData(this.files[0]).subscribe((file) => {
+      //console.log('ADD MODEL: STEP 2 - ADD DATASET WITH FILE ID ' + file._id);
+      this.dataset._id = "";
+      this.dataset.fileId = file._id;
+      this.dataset.uploaderId = shared.userId;
+
+      this.datasetsService.addDataset(this.dataset).subscribe((dataset) => {
+        onSuccess();
+      }, (error) => {
+        onError();
+      }); //kraj addDataset subscribe
+    }, (error) => {
+      onError();
+    }); //kraj uploadData subscribe
+  }
+
+
+
+}