/**
 * Sometimes a context parameter is passed to an operation in order to provide the operation
 * with information about the app making the request. Instances of this class provides this
 * information.
 */
export interface AppContext {

    extension: AppInstance;

}

/**
 * This class provides information about an instance of an add-on.
 */
export interface AppInstance {

    addon_key: string;

    id: string;

    key: string;

    options: AppOptions;

}

/**
 * This class represents options passed to an instance of an add-on.
 */
export interface AppOptions {

    autoresize: boolean;

    widthinpx: boolean;

    hostFrameOffset: number;

    _contextualOperations: ContextualOperations;

}

/**
 * This class identifies operations associated with an instance of an add-on.
 */
export interface ContextualOperations {

    resize(width: string, height: string): void;

    sizeToParent(): void;

    /**
     * This method hides the inline dialog that the add-on identified by this context is
     * being displayed in.
     */
    hideInlineDialog(): void;

}

export class DefaultAppContext implements AppContext {

    extension: AppInstance;

    constructor(extension: AppInstance) {
        this.extension = extension;
    }

}

export class DefaultAppInstance implements AppInstance {

    addon_key: string;
    id: string;
    key: string;
    options: AppOptions;

    constructor(
            appKey: string,
            id: string,
            key: string,
            options: AppOptions) {
        this.addon_key = appKey;
        this.id = id;
        this.key = key;
        this.options = options;
    }

}

export class DefaultAppOptions implements AppOptions {

    autoresize: boolean;
    widthinpx: boolean;
    hostFrameOffset: number;
    _contextualOperations: ContextualOperations;

    constructor(
            autoresize: boolean,
            widthinpx: boolean,
            hostFrameOffset: number,
            _contextualOperations: ContextualOperations) {
        this.autoresize = autoresize;
        this.widthinpx = widthinpx;
        this.hostFrameOffset = hostFrameOffset;
        this._contextualOperations = _contextualOperations;
    }

}