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import { Component, OnInit } from '@angular/core';
import Experiment, { NullValReplacer, NullValueOptions, ReplaceWith } from '../_data/Experiment';
import Model from '../_data/Model';
import Dataset, { ColumnInfo } from '../_data/Dataset';
import { ModelsService } from '../_services/models.service';
import Shared from '../Shared';
@Component({
selector: 'app-experiment',
templateUrl: './experiment.component.html',
styleUrls: ['./experiment.component.css']
})
export class ExperimentComponent implements OnInit {
experiment: Experiment = new Experiment();
selectedModel?: Model;
selectedDataset?: Dataset;
trainingResult: any; // any za sad, promeni kasnije
NullValueOptions = NullValueOptions;
ReplaceWith = ReplaceWith;
Object = Object;
selectedOutputColumnVal: string = '';
constructor(private models: ModelsService) { }
ngOnInit(): void {
}
updateDataset(dataset: Dataset) {
//console.log(dataset);
this.selectedDataset = dataset;
}
updateModel(model: Model) {
//console.log(model);
this.selectedModel = model;
}
getInputById(id: string): HTMLInputElement {
return document.getElementById(id) as HTMLInputElement;
}
arrayColumn = (arr: any[][], n: number) => [...this.dropEmptyString(new Set(arr.map(x => x[n])))];
dropEmptyString(set: Set<any>): Set<string> {
if (set.has(""))
set.delete("");
if (set.has(null))
set.delete(null);
if (set.has(undefined))
set.delete(undefined);
return set;
}
emptyFillTextInput(colName: string) {
(<HTMLInputElement>document.getElementById("fillText_" + colName)).value = "";
}
checkFillColRadio(colName: string) {
(<HTMLInputElement>document.getElementById("fillCol_" + colName)).checked = true;
}
replace(event: Event, column: ColumnInfo) {
let option = (<HTMLInputElement>event.target).value;
const input = (<HTMLInputElement>document.getElementById("fillText_" + column.columnName));
if (column.isNumber) {
switch (option) {
case ReplaceWith.Max:
input.value = "" + column.max;
break;
case ReplaceWith.Min:
input.value = "" + column.min;
break;
case ReplaceWith.Mean:
input.value = "" + column.mean;
break;
case ReplaceWith.Median:
input.value = "" + column.median;
break;
case ReplaceWith.None:
break;
}
} else {
input.value = option;
}
}
getNullValuesReplacersArray()/*: NullValReplacer[]*/ {
let array: NullValReplacer[] = [];
// TODO ispravi
/*if (this.datasetFile) {
if (this.newModel.nullValues == NullValueOptions.Replace) {
for (let i = 0; i < this.datasetFile[0].length; i++) {
let column = this.datasetFile[0][i];
if (this.calculateSumOfNullValuesInCol(column) > 0) { //ako kolona nema null vrednosti, ne dodajemo je u niz
if ((<HTMLInputElement>document.getElementById("delCol_" + column)).checked) {
array.push({
column: column,
option: NullValueOptions.DeleteColumns,
value: ""
});
}
else if ((<HTMLInputElement>document.getElementById("delRows_" + column)).checked) {
array.push({
column: column,
option: NullValueOptions.DeleteRows,
value: ""
});
}
else if (((<HTMLInputElement>document.getElementById("fillCol_" + column)).checked)) {
array.push({
column: column,
option: NullValueOptions.Replace,
value: (<HTMLInputElement>document.getElementById("fillText_" + column)).value
});
}
}
}
}
}
//console.log(array);
return array;*/
}
trainModel() {
this.trainingResult = undefined;
console.log('Training model...', this.selectedModel);
if (!this.selectedDataset) {
Shared.openDialog('Greška', 'Izvor podataka nije izabran!');
return;
}
// TODO proveri nullValues
if (!this.selectedModel) {
Shared.openDialog('Greška', 'Model nije izabran!');
return;
}
this.models.trainModel(this.selectedModel).subscribe((response: any) => {
console.log('Train model complete!', response);
this.trainingResult = response;
});
}
}
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