/**
 * Class model for Collection Interface
 */

import type {
    CollectionContentTypes,
    CollectionInterface,
    CollectionModelInterface,
    CollectionPropertiesInterface,
    CollectionPropertiesModelInterface
} from "@/types/collection";
import type {
    CollectionIdentifier,
    ServiceIdentifier
} from "@/types/common";
import { clonePlain } from './clone-plain';

export class CollectionObject implements CollectionModelInterface {

    _data!: CollectionInterface<CollectionPropertiesInterface>;
    _properties: CollectionPropertiesObject | undefined = undefined;

    constructor() {
        this._data = {
            '@type': 'people:collection',
            version: 1,
            provider: '',
            service: '' as ServiceIdentifier,
            collection: null as CollectionIdentifier | null,
            identifier: '' as CollectionIdentifier,
            properties: new CollectionPropertiesObject().toJson(),
        };
    }

    fromJson(data: CollectionInterface): CollectionObject {
        this._data = clonePlain(data);
        this._properties = undefined;
        return this;
    }

    toJson(): CollectionInterface {
        const json = this._properties
            ? { ...this._data, properties: this._properties.toJson() }
            : this._data;
        return clonePlain(json);
    }

    clone(): CollectionObject {
        return new CollectionObject().fromJson(this.toJson());
    }

    /** Immutable Properties */

    get provider(): string {
        return this._data.provider;
    }

    get service(): ServiceIdentifier {
        return this._data.service as ServiceIdentifier;
    }

    get collection(): CollectionIdentifier | null {
        return this._data.collection as CollectionIdentifier | null;
    }

    get identifier(): CollectionIdentifier {
        return this._data.identifier as CollectionIdentifier;
    }

    get signature(): string | null | undefined {
        return this._data.signature;
    }

    get created(): string | null | undefined {
        return this._data.created;
    }

    get modified(): string | null | undefined {
        return this._data.modified;
    }

    /** Mutable Properties */

    get properties(): CollectionPropertiesObject {
        if (this._properties) {
            return this._properties;
        }
        else if (this._data.properties) {
            const properties = new CollectionPropertiesObject().fromJson(this._data.properties as CollectionPropertiesInterface);
            this._properties = properties;
            return properties;
        }

        return new CollectionPropertiesObject();
    }

    set properties(value: CollectionPropertiesObject) {
        this._properties = value;
    }
}

export class CollectionPropertiesObject implements CollectionPropertiesModelInterface {

    private _data!: CollectionPropertiesInterface;

    constructor() {
        this._data = {
            '@type': 'people:addressbook',
            content: [],
            label: '',
            description: null,
            rank: null,
            visibility: null,
            color: null,
        };
    }

    fromJson(data: CollectionPropertiesInterface): CollectionPropertiesObject {
        this._data = clonePlain(data);
        return this;
    }

    toJson(): CollectionPropertiesInterface {
        return clonePlain(this._data);
    }

    clone(): CollectionPropertiesObject {
        return new CollectionPropertiesObject().fromJson(this.toJson());
    }

    /** Immutable Properties */

    get content(): CollectionContentTypes[] {
        return this._data.content ?? [];
    }

    /** Mutable Properties */

    get label(): string {
        return this._data.label || '';
    }

    set label(value: string) {
        this._data.label = value;
    }

    get description(): string | null {
        return this._data.description;
    }

    set description(value: string | null) {
        this._data.description = value;
    }

    get rank(): number | null {
        return this._data.rank;
    }

    set rank(value: number | null) {
        this._data.rank = value;
    }

    get visibility(): boolean | null {
        return this._data.visibility;
    }

    set visibility(value: boolean | null) {
        this._data.visibility = value;
    }

    get color(): string | null {
        return this._data.color;
    }

    set color(value: string | null) {
        this._data.color = value;
    }

}