argos/dmp-frontend/src/app/models/CompositeField.ts

import { FormGroup } from '@angular/forms';
import { JsonSerializer } from '../utilities/JsonSerializer';
import { Serializable } from './interfaces/Serializable';
import { BaseModel } from './BaseModel';
import { Field } from './Field'
import { Multiplicity } from './Multiplicity';
export class CompositeField extends BaseModel implements Serializable<CompositeField> {
    public fields: Array<Field> = new Array<Field>();
    public ordinal: number
    public id: string
    public multiplicity: Multiplicity;
    public multiplicityItems: Array<CompositeField> = new Array<CompositeField>();
    public title: string
    public description: string
    public extendedDescription: string
    public hasCommentField: boolean;

    fromJSONObject(item: any): CompositeField {

        this.fields = JsonSerializer.fromJSONArray(item.fields, Field);
        this.ordinal = item.ordinal;
        this.id = item.id;
        this.title = item.title;
        this.description = item.description;
        this.extendedDescription = item.extendedDescription;
        this.hasCommentField = item.hasCommentField;
        this.multiplicity = JsonSerializer.fromJSONObject(item.multiplicity, Multiplicity);
        //this.multiplicity = new Multiplicity();
        //this.multiplicity.max = 2;
        if(item.multiplicityItems)this.multiplicityItems = JsonSerializer.fromJSONArray(item.multiplicityItems, CompositeField);
        return this;
    }

    buildForm(): FormGroup {
        let formGroup = this.formBuilder.group({
            id: this.id,
            ordinal: this.ordinal,
            title: this.title,
            description: this.description,
            extendedDescription: this.extendedDescription,
            hasCommentField: this.hasCommentField
        });

        let fieldsFormArray = new Array<FormGroup>();
        this.fields.forEach(item => {
            let form: FormGroup = item.buildForm();
            fieldsFormArray.push(form)
        })
        formGroup.addControl('fields', this.formBuilder.array(fieldsFormArray));

        let multiplicityItemsFormArray = new Array<FormGroup>();
        this.multiplicityItems.forEach(item => {
            let form: FormGroup = item.buildForm();
            multiplicityItemsFormArray.push(form)
        })
        formGroup.addControl('multiplicityItems', this.formBuilder.array(multiplicityItemsFormArray));

        return formGroup;
    }

    cloneForMultiplicity(index: number): CompositeField {
        let newItem: CompositeField = new CompositeField();
        newItem.id = 'multiple_' + this.id + '_' + index;
        this.fields.forEach(field => {
            newItem.fields.push(field.cloneForMultiplicity(this.fields.indexOf(field), newItem.id + "_"));
        });
        newItem.ordinal = this.ordinal;

        return newItem;
    }
}