/
graffiti.ts
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/
graffiti.ts
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import { Attachment, AttachmentFactoryOptions } from './attachment';
import { pickProperties } from '../../utils/helpers';
import { AttachmentType, kSerializeData } from '../../utils/constants';
export interface IGraffitiAttachmentPayload {
id: number;
owner_id: number;
access_key?: string;
height?: number;
width?: number;
url?: string;
}
export type GraffitiAttachmentOptions =
AttachmentFactoryOptions<IGraffitiAttachmentPayload>;
export class GraffitiAttachment
extends Attachment<IGraffitiAttachmentPayload, AttachmentType.GRAFFITI | 'graffiti'> {
/**
* Constructor
*/
public constructor(options: GraffitiAttachmentOptions) {
super({
...options,
type: AttachmentType.GRAFFITI,
});
this.$filled = this.payload.url !== undefined;
}
/**
* Load attachment payload
*/
public async loadAttachmentPayload(): Promise<void> {
if (this.$filled) {
return;
}
const [document] = await this.api.docs.getById({
docs: `${this.ownerId}_${this.id}`,
});
this.payload = document as unknown as IGraffitiAttachmentPayload;
this.$filled = true;
}
/**
* Returns the graffiti height
*/
public get height(): number | undefined {
return this.payload.height;
}
/**
* Returns the graffiti width
*/
public get width(): number | undefined {
return this.payload.width;
}
/**
* Returns the URL of the document
*/
public get url(): string | undefined {
return this.payload.url;
}
/**
* Returns the custom data
*/
public [kSerializeData](): object {
return pickProperties(this, [
'height',
'width',
'url',
]);
}
}