import * as _ from "lodash";
import { DocumentIsogd, DocumentSpecific } from "isogd-document-rest";

class DocumentSpecificEditController {

    private document: DocumentIsogd;
    private specifics: any[];

    private _addNewSpecific(): void {
        let newSpecific: DocumentSpecific = new DocumentSpecific();
        newSpecific.specificCode = this.specifics[0].code;
        newSpecific.specificName = this.specifics[0].name;
        newSpecific.specificValue = "";

        if (!this.document.specific) {
            this.document.specific = [];
        }
        this.document.specific.push(newSpecific);
    }

    private _deleteSpecific(idx): void {
        this.document.specific.splice(idx, 1);
    }

    private _hasEmptySpecific(): boolean {
        return this.document.specific.some((specific) => {
            return specific.specificValue === "";
        });
    }

    public onSpecificTypeChanged(idx: number) {
        let specific = _.find(this.specifics, specific => {
            return specific.specificCode == this.document.specific[idx].specificCode;
        });

        this.document.specific[idx].specificName = specific.specificName;
    }

    public onSpecificValueChange(idx, value): void {
        if (!this._hasEmptySpecific()) {
            this._addNewSpecific();
        }
        if (value === "") {
            this._deleteSpecific(idx);
        }
    }

}

export const DocumentSpecificEditComponent: angular.IComponentOptions = {
    controller: DocumentSpecificEditController,
    template: require('./documentSpecificEdit.html'),
    bindings: {
        document: "<",
        specifics: "<"
    }
};