Merge branch 'redesign' of http://gitlab.pmf.kg.ac.rs/igrannonica/neuronstellar into redesign

# Conflicts:
#	frontend/src/app/_elements/column-table/column-table.component.css
#	frontend/src/app/_elements/column-table/column-table.component.ts

23 files changed, 404 insertions, 61 deletions

diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index a62a1117..3be8b74a 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -24,6 +24,7 @@
         "@microsoft/signalr": "^6.0.4",
         "@ng-bootstrap/ng-bootstrap": "^12.0.0",
         "@popperjs/core": "^2.10.2",
+        "@sgratzl/chartjs-chart-boxplot": "^3.7.1",
         "bootstrap": "^5.1.3",
         "chart.js": "^3.7.1",
         "csv-parser": "^3.0.0",
@@ -2712,6 +2713,22 @@
         "yarn": ">= 1.13.0"
       }
     },
+    "node_modules/@sgratzl/boxplots": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/@sgratzl/boxplots/-/boxplots-1.3.0.tgz",
+      "integrity": "sha512-2BRWv+WOH58pwzSgP50buoXgxQic+4auz3BF0wiIUXS8D3QGkdBNgsNdQO1754Tm/0uEwly0R3WaCiGnoYWcmA=="
+    },
+    "node_modules/@sgratzl/chartjs-chart-boxplot": {
+      "version": "3.7.1",
+      "resolved": "https://registry.npmjs.org/@sgratzl/chartjs-chart-boxplot/-/chartjs-chart-boxplot-3.7.1.tgz",
+      "integrity": "sha512-DYyOedq9CVFcDQZbRekyZAu/Bg0SUgaa19hsl4ikU85Di2DPdaiC/tFIkwHS6YB4L1GMWNvY+TDUODMYRFjhxA==",
+      "dependencies": {
+        "@sgratzl/boxplots": "^1.3.0"
+      },
+      "peerDependencies": {
+        "chart.js": "^3.7.0"
+      }
+    },
     "node_modules/@socket.io/base64-arraybuffer": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/@socket.io/base64-arraybuffer/-/base64-arraybuffer-1.0.2.tgz",
@@ -13767,6 +13784,19 @@
         "jsonc-parser": "3.0.0"
       }
     },
+    "@sgratzl/boxplots": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/@sgratzl/boxplots/-/boxplots-1.3.0.tgz",
+      "integrity": "sha512-2BRWv+WOH58pwzSgP50buoXgxQic+4auz3BF0wiIUXS8D3QGkdBNgsNdQO1754Tm/0uEwly0R3WaCiGnoYWcmA=="
+    },
+    "@sgratzl/chartjs-chart-boxplot": {
+      "version": "3.7.1",
+      "resolved": "https://registry.npmjs.org/@sgratzl/chartjs-chart-boxplot/-/chartjs-chart-boxplot-3.7.1.tgz",
+      "integrity": "sha512-DYyOedq9CVFcDQZbRekyZAu/Bg0SUgaa19hsl4ikU85Di2DPdaiC/tFIkwHS6YB4L1GMWNvY+TDUODMYRFjhxA==",
+      "requires": {
+        "@sgratzl/boxplots": "^1.3.0"
+      }
+    },
     "@socket.io/base64-arraybuffer": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/@socket.io/base64-arraybuffer/-/base64-arraybuffer-1.0.2.tgz",
diff --git a/frontend/package.json b/frontend/package.json
index f2d1e991..369ac5c9 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -27,6 +27,7 @@
     "@microsoft/signalr": "^6.0.4",
     "@ng-bootstrap/ng-bootstrap": "^12.0.0",
     "@popperjs/core": "^2.10.2",
+    "@sgratzl/chartjs-chart-boxplot": "^3.7.1",
     "bootstrap": "^5.1.3",
     "chart.js": "^3.7.1",
     "csv-parser": "^3.0.0",
diff --git a/frontend/src/app/_data/Model.ts b/frontend/src/app/_data/Model.ts
index 00ac0d0c..094378f3 100644
--- a/frontend/src/app/_data/Model.ts
+++ b/frontend/src/app/_data/Model.ts
@@ -14,19 +14,34 @@ export default class Model {
         public optimizer: Optimizer = Optimizer.Adam,
         public lossFunction: LossFunction = LossFunction.MeanSquaredError,
         public inputNeurons: number = 1,
-        public hiddenLayerNeurons: number=1,
         public hiddenLayers: number = 1,
         public batchSize: number = 5,
-        public hiddenLayerActivationFunctions: string[] = ['sigmoid'],
         public outputLayerActivationFunction: ActivationFunction = ActivationFunction.Sigmoid,
         public uploaderId: string = '',
         public metrics: string[] = [], // TODO add to add-model form
         public epochs: number = 5, // TODO add to add-model form
         public inputColNum:number=5,
-        public learningRate:number=0.01
+        public learningRate:number=0.01,
+        public layers:Layer[]=[new Layer()]
+
     ) { }
 }
+export class Layer{
+    constructor(
+        public layerNumber:number=0,
+        public activationFunction:ActivationFunction=ActivationFunction.Sigmoid,
+        public neurons:number=1,
+        public regularisation:Regularisation=Regularisation.L1,
+        public regularisationRate:number=0.01
 
+    )
+    {}   
+    
+}
+export enum Regularisation{
+    L1='l1',
+    L2='l2'
+}
 export enum ProblemType {
     Regression = 'regresioni',
     BinaryClassification = 'binarni-klasifikacioni',
diff --git a/frontend/src/app/_elements/_charts/barchart/barchart.component.ts b/frontend/src/app/_elements/_charts/barchart/barchart.component.ts
index def64b7d..904335d7 100644
--- a/frontend/src/app/_elements/_charts/barchart/barchart.component.ts
+++ b/frontend/src/app/_elements/_charts/barchart/barchart.component.ts
@@ -8,6 +8,7 @@ import {Chart} from 'node_modules/chart.js';
 })
 export class BarchartComponent implements OnInit {
 
+  
   constructor() { }
 
     ngOnInit(){
diff --git a/frontend/src/app/_elements/_charts/box-plot/box-plot.component.html b/frontend/src/app/_elements/_charts/box-plot/box-plot.component.html
index 2006eada..34c283c7 100644
--- a/frontend/src/app/_elements/_charts/box-plot/box-plot.component.html
+++ b/frontend/src/app/_elements/_charts/box-plot/box-plot.component.html
@@ -1 +1 @@
-<p>Box-plot</p>
\ No newline at end of file
+<canvas #boxplot [width]="width" [height]="height"></canvas>
\ No newline at end of file
diff --git a/frontend/src/app/_elements/_charts/box-plot/box-plot.component.ts b/frontend/src/app/_elements/_charts/box-plot/box-plot.component.ts
index 0cef8f90..078e7176 100644
--- a/frontend/src/app/_elements/_charts/box-plot/box-plot.component.ts
+++ b/frontend/src/app/_elements/_charts/box-plot/box-plot.component.ts
@@ -1,15 +1,71 @@
-import { Component, OnInit } from '@angular/core';
+import { AfterViewInit, Component, ElementRef, Input, OnInit, ViewChild } from '@angular/core';
+import { Chart, LinearScale, CategoryScale } from 'chart.js';
+import { BoxPlotController, BoxAndWiskers } from '@sgratzl/chartjs-chart-boxplot';
+
+function randomValues(count: number, min: number, max: number) {
+  const delta = max - min;
+  return Array.from({ length: count }).map(() => Math.random() * delta + min);
+}
+
+Chart.register(BoxPlotController, BoxAndWiskers, LinearScale, CategoryScale);
 
 @Component({
   selector: 'app-box-plot',
   templateUrl: './box-plot.component.html',
   styleUrls: ['./box-plot.component.css']
 })
-export class BoxPlotComponent implements OnInit {
+export class BoxPlotComponent implements AfterViewInit {
 
+  @Input()width: number = 800;
+  @Input()height: number = 450;
+  
+  @ViewChild('boxplot') chartRef!: ElementRef;
   constructor() { }
 
-  ngOnInit(): void {
-  }
+  boxplotData = {
+    // define label tree
+    labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
+    datasets: [{
+    label: 'Dataset 1',
+    backgroundColor: 'rgba(255,0,0,0.5)',
+    borderColor: 'red',
+    borderWidth: 1,
+    outlierColor: '#999999',
+    padding: 10,
+    itemRadius: 0,
+    data: [
+    randomValues(100, 0, 100),
+    randomValues(100, 0, 20),
+    randomValues(100, 20, 70),
+    randomValues(100, 60, 100),
+    randomValues(40, 50, 100),
+    randomValues(100, 60, 120),
+    randomValues(100, 80, 100)
+    ]
+    }, {
+    label: 'Dataset 2',
+    backgroundColor: 'rgba(0,0,255,0.5)',
+    borderColor: 'blue',
+    borderWidth: 1,
+    outlierColor: '#999999',
+    padding: 10,
+    itemRadius: 0,
+    data: [
+    randomValues(100, 60, 100),
+    randomValues(100, 0, 100),
+    randomValues(100, 0, 20),
+    randomValues(100, 20, 70),
+    randomValues(40, 60, 120),
+    randomValues(100, 20, 100),
+    randomValues(100, 80, 100)
+    ]
+    }]
+    };
+  ngAfterViewInit(): void {
+  const myChart = new Chart(this.chartRef.nativeElement, {
+    type: "boxplot",
+    data: this.boxplotData
+  });
+}
 
 }
diff --git a/frontend/src/app/_elements/_charts/doughnut-chart/doughnut-chart.component.html b/frontend/src/app/_elements/_charts/doughnut-chart/doughnut-chart.component.html
index 4befc7dc..9c464534 100644
--- a/frontend/src/app/_elements/_charts/doughnut-chart/doughnut-chart.component.html
+++ b/frontend/src/app/_elements/_charts/doughnut-chart/doughnut-chart.component.html
@@ -1 +1 @@
-<canvas #doughnut width="800" height="450"></canvas>
+<canvas #doughnut [width]="width" [height]="height"></canvas>
diff --git a/frontend/src/app/_elements/_charts/doughnut-chart/doughnut-chart.component.ts b/frontend/src/app/_elements/_charts/doughnut-chart/doughnut-chart.component.ts
index 4c7508fe..fc13289c 100644
--- a/frontend/src/app/_elements/_charts/doughnut-chart/doughnut-chart.component.ts
+++ b/frontend/src/app/_elements/_charts/doughnut-chart/doughnut-chart.component.ts
@@ -1,4 +1,4 @@
-import { AfterViewInit, Component, ElementRef, OnInit, ViewChild } from '@angular/core';
+import { AfterViewInit, Component, ElementRef, Input, OnInit, ViewChild } from '@angular/core';
 import {Chart} from 'node_modules/chart.js';
 
 @Component({
@@ -8,6 +8,9 @@ import {Chart} from 'node_modules/chart.js';
 })
 export class DoughnutChartComponent implements AfterViewInit {
 
+  @Input()width: number = 800;
+  @Input()height: number = 450;
+  
   @ViewChild('doughnut') chartRef!: ElementRef;
   constructor() { }
 
diff --git a/frontend/src/app/_elements/_charts/pie-chart/pie-chart.component.html b/frontend/src/app/_elements/_charts/pie-chart/pie-chart.component.html
index 413aa6f3..aa3f26ab 100644
--- a/frontend/src/app/_elements/_charts/pie-chart/pie-chart.component.html
+++ b/frontend/src/app/_elements/_charts/pie-chart/pie-chart.component.html
@@ -1 +1 @@
-<canvas #piechart width="800" height="450"></canvas>
+<canvas #piechart [width]="width" [height]="height"></canvas>
diff --git a/frontend/src/app/_elements/_charts/pie-chart/pie-chart.component.ts b/frontend/src/app/_elements/_charts/pie-chart/pie-chart.component.ts
index e7d79615..3f2dbfaf 100644
--- a/frontend/src/app/_elements/_charts/pie-chart/pie-chart.component.ts
+++ b/frontend/src/app/_elements/_charts/pie-chart/pie-chart.component.ts
@@ -1,5 +1,5 @@
-import { AfterViewInit, Component, ElementRef, OnInit, ViewChild } from '@angular/core';
-import {Chart} from 'node_modules/chart.js';
+import { AfterViewInit, Component, ElementRef, Input, OnInit, ViewChild } from '@angular/core';
+import {Chart} from 'chart.js';
 
 @Component({
   selector: 'app-pie-chart',
@@ -8,6 +8,9 @@ import {Chart} from 'node_modules/chart.js';
 })
 export class PieChartComponent implements AfterViewInit {
 
+  @Input()width: number = 800;
+  @Input()height: number = 450;
+  
   @ViewChild('piechart') chartRef!: ElementRef;
   constructor() { }
 
diff --git a/frontend/src/app/_elements/column-table/column-table.component.css b/frontend/src/app/_elements/column-table/column-table.component.css
index 6b62dd56..0db50cdb 100644
--- a/frontend/src/app/_elements/column-table/column-table.component.css
+++ b/frontend/src/app/_elements/column-table/column-table.component.css
@@ -28,4 +28,16 @@ table.fixed th:first-child {
 
 .brighter {
     background-color: var(--ns-primary) !important;
+}
+
+mat-slider {
+    width: 300px;
+}
+
+.belowColumn {
+    background-color: var(--ns-bg-dark-50);
+}
+
+.slider {
+    background-color: var(--ns-bg-dark-100);
 }
\ No newline at end of file
diff --git a/frontend/src/app/_elements/column-table/column-table.component.html b/frontend/src/app/_elements/column-table/column-table.component.html
index 2b2fd537..1a5a5e81 100644
--- a/frontend/src/app/_elements/column-table/column-table.component.html
+++ b/frontend/src/app/_elements/column-table/column-table.component.html
@@ -23,9 +23,9 @@
         <tr>
             <th>Grafik</th>
             <td *ngFor="let colInfo of dataset.columnInfo; let i = index">
-                <!--<app-box-plot *ngIf="colInfo.isNumber"></app-box-plot>-->
-                <!--TODO: dodati [data]-->
-                <!--<app-pie-chart *ngIf="!colInfo.isNumber"></app-pie-chart>-->
+                <!-- <app-box-plot *ngIf="colInfo.isNumber"></app-box-plot>
+                TODO: dodati [data]
+                <app-pie-chart *ngIf="!colInfo.isNumber"></app-pie-chart> -->
             </td>
         </tr>
         <tr>
@@ -107,4 +107,35 @@
             </td>
         </tr>
     </tbody>
-</table>
\ No newline at end of file
+</table>
+
+<div class="container text-offwhite belowColumn">
+    <div class="row " >
+        <div class="col-sm slider rounded">
+            <div class="text-center pt-3 pb-0 mb-0"><b>{{testSetDistribution}}%</b> : <b>{{100-testSetDistribution}}%</b></div>
+            <div class="text-center pt-0 mt-0">Trening<mat-slider min="10" max="90" step="10" [(ngModel)]="testSetDistribution" (input)="updateTestSet($event)"></mat-slider>Test</div>
+            
+        </div>
+        
+        <div class="col-sm-3 d-flex pt-3">
+            <mat-form-field appearance="fill" style="width: 270px;">
+                <mat-label>Tip problema</mat-label>
+                <mat-select value="ToDo1">
+                    <mat-option value="ToDo1">Regresioni</mat-option>
+                    <mat-option value="ToDo2">Binarni-Klasifikacioni</mat-option>
+                    <mat-option value="ToDo3">Multi-Klasifikacioni</mat-option>
+                </mat-select>
+            </mat-form-field>
+        </div>
+        <div class="col-sm-3 d-flex pt-3">
+            <mat-form-field appearance="fill" >
+                <mat-label>Izlazna kolona</mat-label>
+                <mat-select>
+                    <mat-option *ngFor="let item of dataset?.columnInfo" [value]="item.columnName">{{item.columnName}}</mat-option>
+                </mat-select>
+            </mat-form-field>
+        </div>
+
+    </div>
+
+</div>
\ No newline at end of file
diff --git a/frontend/src/app/_elements/column-table/column-table.component.ts b/frontend/src/app/_elements/column-table/column-table.component.ts
index caacf63e..f3aedd1b 100644
--- a/frontend/src/app/_elements/column-table/column-table.component.ts
+++ b/frontend/src/app/_elements/column-table/column-table.component.ts
@@ -5,6 +5,7 @@ import { DatasetsService } from 'src/app/_services/datasets.service';
 import { EncodingDialogComponent } from 'src/app/_modals/encoding-dialog/encoding-dialog.component';
 import { MatDialog } from '@angular/material/dialog';
 import { MissingvaluesDialogComponent } from 'src/app/_modals/missingvalues-dialog/missingvalues-dialog.component';
+import { MatSliderChange } from '@angular/material/slider';
 import { MatCheckboxChange } from '@angular/material/checkbox';
 import { MatMenuItem, MatMenuTrigger } from '@angular/material/menu';
 
@@ -24,6 +25,7 @@ export class ColumnTableComponent implements AfterViewInit {
   NullValueOptions = NullValueOptions;
   tableData?: any[][];
 
+  testSetDistribution:number=70;
   constructor(private datasetService: DatasetsService, public dialog: MatDialog) { 
     //ovo mi nece trebati jer primam dataset iz druge komponente
   }
@@ -143,6 +145,10 @@ export class ColumnTableComponent implements AfterViewInit {
         this.resetMissingValuesTreatment(selectedMissingValuesOption);
     });
   }
+  updateTestSet(event:MatSliderChange){
+    this.testSetDistribution=event.value!;
+  }
+
 
   MissValsDeleteClicked(event: Event, replacementType: NullValueOptions) {
     if (this.experiment != undefined) {
diff --git a/frontend/src/app/_elements/folder/folder.component.html b/frontend/src/app/_elements/folder/folder.component.html
index c3da30fc..95e99911 100644
--- a/frontend/src/app/_elements/folder/folder.component.html
+++ b/frontend/src/app/_elements/folder/folder.component.html
@@ -43,7 +43,8 @@
                 </a>
             </div>
         </div>
-        {{fileToDisplay ? fileToDisplay.name : 'No file selected.'}} {{selectedFileIndex}} {{hoveringOverFileIndex}}
+        <!--        {{fileToDisplay ? fileToDisplay.name : 'No file selected.'}} {{selectedFileIndex}} {{hoveringOverFileIndex}}-->
+        <app-form-dataset></app-form-dataset>
     </div>
     <div id="footer" [ngSwitch]="newFileSelected">
         <button mat-button (click)="saveNewFile()" class="bottom-button text-offwhite rounded-bottom" *ngSwitchCase="true">
diff --git a/frontend/src/app/_elements/form-dataset/form-dataset.component.css b/frontend/src/app/_elements/form-dataset/form-dataset.component.css
index e69de29b..1a5bd03d 100644
--- a/frontend/src/app/_elements/form-dataset/form-dataset.component.css
+++ b/frontend/src/app/_elements/form-dataset/form-dataset.component.css
@@ -0,0 +1,28 @@
+
+
+ .folderBox
+ {
+     width: 100%;
+     height: 93%;
+     position: relative;
+ }
+
+ .icon-display {
+    position: absolute;
+    transform: scale(4);
+    vertical-align: middle;
+    top: 40%;
+    left: 50%;
+ }
+ .bottomBar
+ {
+     position: absolute;
+     bottom: 0%;
+     left: 5%;
+ }
+
+ #bottomButton{
+    background-color: var(--ns-bg-dark-100);
+    width: 10%;
+    height: 65%;
+ }
\ No newline at end of file
diff --git a/frontend/src/app/_elements/form-dataset/form-dataset.component.html b/frontend/src/app/_elements/form-dataset/form-dataset.component.html
index 1bc3c3f7..615e3afe 100644
--- a/frontend/src/app/_elements/form-dataset/form-dataset.component.html
+++ b/frontend/src/app/_elements/form-dataset/form-dataset.component.html
@@ -1 +1,75 @@
-<p>form-dataset works!</p>
+<div class="folderBox">
+        
+    <div >
+        <mat-icon class="icon-display">upload</mat-icon>
+    </div>
+    <!--
+
+    <div class="px-5 mt-5">
+        <app-datatable [tableData]="tableData"></app-datatable>
+    </div>
+    -->
+
+    
+    <div class="bottomBar">
+        <div class="row">
+          <div class="col-sm">
+            <div  role="group">
+                <div class="row">
+                    <mat-form-field class="example-full-width" appearance="fill">
+                      <mat-label>Naziv</mat-label>
+                      <input type="text" matInput value="titanik.csv"  ><!--[formControl]="nameFormControl"-->
+                      
+                      <mat-error *ngIf="nameFormControl.hasError('required')">
+                        Naziv je <strong>obavezan</strong>
+                      </mat-error>
+                    </mat-form-field>
+                  </div>
+            </div>
+          </div>
+          <div class="col-sm mb-3">
+            
+            <input id="fileInput" class="form-control btn-lg" type="file" class="upload" (change)="changeListener($event)" accept=".csv">
+        
+          </div>
+          <div class="col-sm">
+              
+            <mat-form-field appearance="fill">
+                <mat-select id="delimiterOptions" [(ngModel)]="dataset.delimiter" (change)="update()">
+                    <mat-option *ngFor="let option of delimiterOptions">
+                        {{ option }}
+                    </mat-option>
+                </mat-select>
+            </mat-form-field>
+          </div>
+          
+          <div class="col-sm">
+
+            <input type="checkbox" class="btn-check" id="checkboxAccessibleByLink" 
+                 [(ngModel)]="dataset.accessibleByLink" value="">
+            <label class="btn btn-outline-primary" for="checkboxAccessibleByLink">
+                <mat-icon>link</mat-icon>
+            </label>
+
+          </div>
+          <div class="col-sm">
+            <button mat-button id="bottomButton">
+                <mat-icon>zoom_in</mat-icon>
+            </button>
+        </div>
+        </div>
+      </div>
+
+    <div class="btn-group" role="group" aria-label="Button group with nested dropdown">
+        
+    
+
+    </div>
+
+
+<!--
+    <div class="d-flex flex-row align-items-center justify-content-center w-100 my-2">
+        <button (click)="uploadDataset()" class="btn btn-lg col-4" style="background-color:#003459; color:white;">Dodaj izvor podataka</button>
+    </div>
+-->
+</div>
\ No newline at end of file
diff --git a/frontend/src/app/_elements/form-dataset/form-dataset.component.ts b/frontend/src/app/_elements/form-dataset/form-dataset.component.ts
index 092e943f..9bdd7e14 100644
--- a/frontend/src/app/_elements/form-dataset/form-dataset.component.ts
+++ b/frontend/src/app/_elements/form-dataset/form-dataset.component.ts
@@ -1,15 +1,108 @@
-import { Component, OnInit } from '@angular/core';
+import { Component, EventEmitter, 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 implements OnInit {
+export class FormDatasetComponent {
 
-  constructor() { }
+  @ViewChild(DatatableComponent) datatable!: DatatableComponent;
 
-  ngOnInit(): void {
+  nameFormControl = new FormControl('', [Validators.required, Validators.email]);
+
+  delimiterOptions: Array<string> = [",", ";",  "|", "razmak", "novi red"]; //podrazumevano ","
+
+  csvRecords: any[] = [];
+  files: File[] = [];
+  rowsNumber: number = 0;
+  colsNumber: number = 0;
+
+  dataset: Dataset; //dodaj ! potencijalno
+
+  tableData: TableData = new TableData();
+
+  constructor(private modelsService: ModelsService, private datasetsService: DatasetsService, private csv: CsvParseService) {
+    this.dataset = new Dataset();
+    this.dataset.delimiter = ',';
+  }
+
+  //@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) {
+      this.tableData.hasInput = false;
+      return;
+    }
+    else
+      this.tableData.hasInput = true;
+
+    this.tableData.loaded = false;
+    this.update();
+  }
+
+  update() {
+
+    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)
+
+        if (this.dataset.hasHeader)
+          this.csvRecords = result.splice(0, 11);
+        else
+          this.csvRecords = result.splice(0, 10);
+
+        this.colsNumber = result[0].length;
+        this.rowsNumber = result.length;
+
+        this.tableData.data = this.csvRecords
+        this.tableData.hasHeader = this.dataset.hasHeader;
+        this.tableData.loaded = true;
+        this.tableData.numCols = this.colsNumber;
+        this.tableData.numRows = this.rowsNumber;
+      }
+    }
+    fileReader.readAsText(this.files[0]);
+  }
+
+  checkAccessible() {
+    if (this.dataset.isPublic)
+      this.dataset.accessibleByLink = true;
   }
 
+  uploadDataset() {
+    if (this.files[0] == undefined) {
+      shared.openDialog("Greška", "Niste izabrali fajl za učitavanje.");
+      return;
+    }
+
+    this.modelsService.uploadData(this.files[0]).subscribe((file) => {
+      //console.log('ADD MODEL: STEP 2 - ADD DATASET WITH FILE ID ' + file._id);
+      this.dataset.fileId = file._id;
+      this.dataset.uploaderId = shared.userId;
+
+      this.datasetsService.addDataset(this.dataset).subscribe((dataset) => {
+        shared.openDialog("Obaveštenje", "Uspešno ste dodali novi izvor podataka u kolekciju. Molimo sačekajte par trenutaka da se procesira.");
+      }, (error) => {
+        shared.openDialog("Neuspeo pokušaj!", "Izvor podataka sa unetim nazivom već postoji u Vašoj kolekciji. Izmenite naziv ili iskoristite postojeći dataset.");
+      }); //kraj addDataset subscribe
+    }, (error) => {
+
+    }); //kraj uploadData subscribe
+  }
+
+  
+
 }
diff --git a/frontend/src/app/_elements/form-model/form-model.component.html b/frontend/src/app/_elements/form-model/form-model.component.html
index 0b63c5ac..ac5ca9ab 100644
--- a/frontend/src/app/_elements/form-model/form-model.component.html
+++ b/frontend/src/app/_elements/form-model/form-model.component.html
@@ -126,7 +126,7 @@
   <hr>
   <div class="row" style="max-width:60rem ;">
 
-      <div class="col text-center" *ngFor="let item of numSequence(newModel.hiddenLayers)" >
+      <div class="col text-center" *ngFor="let item of numSequence(newModel.hiddenLayers); let i=index" >
         {{item}}
         <div class="neuron">
           <div style="text-align: center;">
@@ -147,9 +147,9 @@
             </div>
         <div class="row" >
                 <div class="col-6" style="font-size: 13px;" >Broj čvorova</div>
-                <mat-icon (click)="addNeuron()">add_circle</mat-icon>
-                <div class="col-1">{{newModel.hiddenLayerNeurons}}</div>
-                <mat-icon (click)="removeNeuron()">remove_circle</mat-icon>
+                <mat-icon (click)="addNeuron(i)">add_circle</mat-icon>
+                <div class="col-1">{{newModel.layers[i].neurons}}</div>
+                <mat-icon (click)="removeNeuron(i)">remove_circle</mat-icon>
           
         </div>
               <div class='row' style="margin-bottom: -7px;">
diff --git a/frontend/src/app/_elements/form-model/form-model.component.ts b/frontend/src/app/_elements/form-model/form-model.component.ts
index b1d0a2a9..40bc30ea 100644
--- a/frontend/src/app/_elements/form-model/form-model.component.ts
+++ b/frontend/src/app/_elements/form-model/form-model.component.ts
@@ -2,7 +2,7 @@ import { Component, OnInit ,Input, ViewChild, Output, EventEmitter} from '@angul
 import {FormControl, Validators} from '@angular/forms';
 import Shared from 'src/app/Shared';
 import Experiment from 'src/app/_data/Experiment';
-import Model, { ActivationFunction, LossFunction, LossFunctionBinaryClassification, LossFunctionMultiClassification, LossFunctionRegression, Metrics, MetricsBinaryClassification, MetricsMultiClassification, MetricsRegression, NullValueOptions, Optimizer, ProblemType } from 'src/app/_data/Model';
+import Model, {Layer, ActivationFunction, LossFunction, LossFunctionBinaryClassification, LossFunctionMultiClassification, LossFunctionRegression, Metrics, MetricsBinaryClassification, MetricsMultiClassification, MetricsRegression, NullValueOptions, Optimizer, ProblemType } from 'src/app/_data/Model';
 import { GraphComponent } from '../graph/graph.component';
 import {FormGroupDirective, NgForm} from '@angular/forms';
 import {ErrorStateMatcher} from '@angular/material/core';
@@ -65,26 +65,20 @@ export class FormModelComponent implements OnInit {
   removeLayer(){
     if(this.newModel.hiddenLayers>1)
     {
+      this.newModel.layers.splice(this.newModel.layers.length-1,1);
       this.newModel.hiddenLayers-=1;
       this.updateGraph();
     }
-    else
-    {
-      this.newModel.hiddenLayers=this.newModel.hiddenLayers;
-    }
-    
   }
   addLayer(){
     if(this.newModel.hiddenLayers<12)
     {
+      this.newModel.layers.push(new Layer(this.newModel.layers.length));
+
       this.newModel.hiddenLayers+=1;
       this.updateGraph();
     }
-    else
-    {
-      this.newModel.hiddenLayers=this.newModel.hiddenLayers;
-      
-    }
+  
   }
   removeBatch(){
     if(this.newModel.batchSize>1)
@@ -140,28 +134,19 @@ export class FormModelComponent implements OnInit {
   numSequence(n: number): Array<number> {
     return Array(n);
   }
-  removeNeuron(){
-    if(this.newModel.hiddenLayerNeurons>1)
+  
+  removeNeuron(index:number){
+    if(this.newModel.layers[index].neurons>1)
     {
-      this.newModel.hiddenLayerNeurons=this.newModel.hiddenLayerNeurons-1;
+      this.newModel.layers[index].neurons-=1;
       this.updateGraph();
     }
-    else
-    {
-      this.newModel.hiddenLayerNeurons=this.newModel.hiddenLayerNeurons;
-    }
-    
   }
-  addNeuron(){
-    if(this.newModel.hiddenLayerNeurons<100)
+  addNeuron(index:number){
+    if(this.newModel.layers[index].neurons<100)
     {
-      this.newModel.hiddenLayerNeurons=this.newModel.hiddenLayerNeurons+1;
+      this.newModel.layers[index].neurons+=1;
       this.updateGraph();
     }
-    else
-    {
-      this.newModel.hiddenLayerNeurons=this.newModel.hiddenLayerNeurons;
-      
-    }
   }
 }
diff --git a/frontend/src/app/_elements/graph/graph.component.ts b/frontend/src/app/_elements/graph/graph.component.ts
index 8051acc3..c20d3dd7 100644
--- a/frontend/src/app/_elements/graph/graph.component.ts
+++ b/frontend/src/app/_elements/graph/graph.component.ts
@@ -1,6 +1,6 @@
 import { AfterViewInit, Component, ElementRef, Input, OnInit, ViewChild } from '@angular/core';
 import Dataset from 'src/app/_data/Dataset';
-import Model from 'src/app/_data/Model';
+import Model,{Layer} from 'src/app/_data/Model';
 
 @Component({
   selector: 'app-graph',
@@ -26,6 +26,7 @@ export class GraphComponent implements AfterViewInit {
   @Input() outputNodeColor: string = '#44ee22';
 
   private ctx?: CanvasRenderingContext2D;
+  @Input() inputNeurons: number=1;
 
   constructor() { }
 
@@ -50,7 +51,7 @@ export class GraphComponent implements AfterViewInit {
     let inputNodeIndex = 0;
     const inputLayer: Node[] = [];
     while (inputNodeIndex < this.inputCols) {
-      const x = 0.5 / (this.model!.hiddenLayers + 2);
+      const x = 0.5 / (this.inputNeurons + 2);
       const y = (inputNodeIndex + 0.5) / this.inputCols;
       const node = new Node(x, y, this.inputNodeColor);
       inputLayer.push(node);
@@ -62,9 +63,9 @@ export class GraphComponent implements AfterViewInit {
     while (layerIndex < this.model!.hiddenLayers + 1) {
       const newLayer: Node[] = [];
       let nodeIndex = 0;
-      while (nodeIndex < this.model!.hiddenLayerNeurons) {
+      while (nodeIndex < this.model!.layers[layerIndex].neurons) {
         const x = (layerIndex + 0.5) / (this.model!.hiddenLayers + 2);
-        const y = (nodeIndex + 0.5) / this.model!.hiddenLayerNeurons;
+        const y = (nodeIndex + 0.5) / this.model!.layers[layerIndex].neurons;
         const node = new Node(x, y, this.nodeColor);
         newLayer.push(node);
         nodeIndex += 1;
diff --git a/frontend/src/app/_pages/experiment/experiment.component.html b/frontend/src/app/_pages/experiment/experiment.component.html
index c988a50a..6200270c 100644
--- a/frontend/src/app/_pages/experiment/experiment.component.html
+++ b/frontend/src/app/_pages/experiment/experiment.component.html
@@ -25,7 +25,9 @@
             <app-folder (okPressed)="goToPage(1)"></app-folder>
         </div>
         <div #steps id="step_2" class="step-content">
-            <div class="text-offwhite" style="height: 100px;width: 100px;background-color: red;top:50%;left: 50%;position: absolute;">Insert odabir kolona</div>
+            <div class="mx-3" style="overflow-x: auto;">
+            <app-column-table></app-column-table>
+        </div>
         </div>
         <div #steps id="step_3" class="step-content">
             
diff --git a/frontend/src/app/_pages/test/test.component.html b/frontend/src/app/_pages/test/test.component.html
index 625739f8..ec6ef0d6 100644
--- a/frontend/src/app/_pages/test/test.component.html
+++ b/frontend/src/app/_pages/test/test.component.html
@@ -1,3 +1,4 @@
 <app-pie-chart></app-pie-chart>
 <app-doughnut-chart></app-doughnut-chart>
-<app-barchart></app-barchart>
\ No newline at end of file
+<app-barchart></app-barchart>
+<app-box-plot></app-box-plot>
\ No newline at end of file
diff --git a/frontend/src/app/_services/models.service.ts b/frontend/src/app/_services/models.service.ts
index 44383828..d79e2781 100644
--- a/frontend/src/app/_services/models.service.ts
+++ b/frontend/src/app/_services/models.service.ts
@@ -4,7 +4,7 @@ import Model from '../_data/Model';
 import { AuthService } from './auth.service';
 import { Observable } from 'rxjs';
 import Dataset from '../_data/Dataset';
-import { Configuration } from '../configuration.service';
+import { Configuration } from '../_services/configuration.service';
 
 @Injectable({
   providedIn: 'root'