72 lines
1.8 KiB
TypeScript
72 lines
1.8 KiB
TypeScript
import { BaseModel } from 'app/shared/models/base/base-model';
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import { Collection } from 'app/shared/models/base/collection';
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import { Displayable } from './displayable';
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import { Identifiable } from '../../shared/models/base/identifiable';
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export type TitleInformation = object;
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export interface ViewModelConstructor<T extends BaseViewModel> {
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COLLECTIONSTRING: string;
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new (...args: any[]): T;
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}
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/**
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* Base class for view models. alls view models should have titles.
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*/
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export abstract class BaseViewModel<M extends BaseModel = any> implements Displayable, Identifiable, Collection {
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public get id(): number {
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return this._model.id;
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}
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/**
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* force children of BaseModel to have a collectionString.
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*
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* Has a getter but no setter.
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*/
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protected _collectionString: string;
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/**
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* returns the collectionString.
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*
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* The server and the dataStore use it to identify the collection.
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*/
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public get collectionString(): string {
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return this._collectionString;
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}
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/**
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* @returns the element id of the model
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*/
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public get elementId(): string {
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return `${this.collectionString}:${this.id}`;
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}
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public getTitle: () => string;
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public getListTitle: () => string;
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/**
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* Returns the verbose name.
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*
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* @param plural If the name should be plural
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* @returns the verbose name of the model
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*/
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public getVerboseName: (plural?: boolean) => string;
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/**
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* @param collectionString
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* @param model
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*/
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public constructor(protected _model: M) {}
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/**
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* @returns the main underlying model of the view model
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*/
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public getModel(): M {
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return this._model;
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}
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public toString(): string {
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return this.getTitle();
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}
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}
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