// (C) 2007-2019 GoodData Corporation
import { flatMap, has } from "lodash";
import { SchemaWidget } from "../model/SchemaWidget";
import { IProject } from "../../model/Project";
import { Widget } from "../../model/Widget";
import { ISchema } from "../model/Schema";
import { createProject } from "./ProjectBuilder";
import { createUsers } from "./UserBuilder";
import { ISchemaKpi } from "../model/SchemaKpi";
import { ISchemaVisualizationWidget } from "../model/SchemaVisualizationWidget";
import { createKpi } from "./KpiBuilder";
import { createVisualizationWidget } from "./VisualizationWidgetBuilder";
import { IKpi } from "../../model/Kpi";
import { IVisualizationWidget } from "../../model/VisualizationWidget";

function createKpiWidget(project: IProject, userId: string, widget: ISchemaKpi): IKpi {
    return createKpi(project, userId, widget);
}

function createVisWidget(
    project: IProject,
    userId: string,
    widget: ISchemaVisualizationWidget,
): IVisualizationWidget {
    return createVisualizationWidget(project, userId, widget);
}

function createWidget(project: IProject, userId: string, widget: SchemaWidget): Widget {
    if (has(widget, "visualizationUri")) {
        return createVisWidget(project, userId, widget as ISchemaVisualizationWidget);
    }

    return createKpiWidget(project, userId, widget as ISchemaKpi);
}

export function createWidgets(schema: ISchema): Widget[] {
    const project = createProject(schema);
    const users = createUsers(schema);

    return flatMap(
        schema.analyticalDashboards || [],
        analyticalDashboard => analyticalDashboard.widgets || [],
    ).map((widget: SchemaWidget) => createWidget(project, users[0].identifier, widget));
}