/*
 * CloudBeaver - Cloud Database Manager
 * Copyright (C) 2020-2021 DBeaver Corp and others
 *
 * Licensed under the Apache License, Version 2.0.
 * you may not use this file except in compliance with the License.
 */

import type { TabProps } from '@cloudbeaver/core-blocks';
import { injectable } from '@cloudbeaver/core-di';
import type { ResultDataFormat } from '@cloudbeaver/core-sdk';

import type { IDatabaseDataModel } from './DatabaseDataModel/IDatabaseDataModel';
import type { IDatabaseDataResult } from './DatabaseDataModel/IDatabaseDataResult';

export interface IDataPresentationProps<
  TOptions = any,
  TResult extends IDatabaseDataResult = IDatabaseDataResult
> {
  dataFormat: ResultDataFormat;
  model: IDatabaseDataModel<TOptions, TResult>;
  resultIndex: number;
  className?: string;
}

export enum DataPresentationType {
  main,
  toolsPanel
}

export type DataPresentationComponent<
  TOptions = any,
  TResult extends IDatabaseDataResult = IDatabaseDataResult
> = React.FunctionComponent<IDataPresentationProps<TOptions, TResult>>;

export type PresentationTabProps = TabProps & {
  presentation: IDataPresentationOptions;
  model: IDatabaseDataModel<any>;
};

export type PresentationTabComponent = React.FunctionComponent<PresentationTabProps>;

export interface IDataPresentationOptions {
  id: string;
  dataFormat?: ResultDataFormat;
  type?: DataPresentationType;
  title?: string;
  icon?: string;
  hidden?: (
    dataFormat: ResultDataFormat | null,
    model: IDatabaseDataModel<any>,
    resultIndex: number
  ) => boolean;
  getPresentationComponent: () => DataPresentationComponent;
  getTabComponent?: () => PresentationTabComponent;
  onActivate?: () => void;
}

export interface IDataPresentation extends IDataPresentationOptions {
  type: DataPresentationType;
}

@injectable()
export class DataPresentationService {
  private dataPresentations: Map<string, IDataPresentation>;

  constructor() {
    this.dataPresentations = new Map();
  }

  get(id: string): IDataPresentation | undefined {
    return this.dataPresentations.get(id);
  }

  getSupportedList(
    type: DataPresentationType,
    supportedDataFormats: ResultDataFormat[],
    dataFormat: ResultDataFormat,
    model: IDatabaseDataModel<any>,
    resultIndex: number,
  ): IDataPresentation[] {
    return Array.from(this.dataPresentations.values()).filter(presentation => {
      if (presentation.type !== type || presentation.hidden?.(dataFormat, model, resultIndex)) {
        return false;
      }

      return presentation.dataFormat === undefined
        || supportedDataFormats.includes(presentation.dataFormat);
    });
  }

  getSupported(
    type: DataPresentationType,
    dataFormat: ResultDataFormat,
    presentationId: string | undefined,
    model: IDatabaseDataModel<any>,
    resultIndex: number,
  ): IDataPresentation | null {
    if (presentationId) {
      const presentation = this.dataPresentations.get(presentationId);

      if (presentation) {
        if (presentation.hidden?.(dataFormat, model, resultIndex)) {
          return null;
        }
        return presentation;
      }
    }

    for (const presentation of this.dataPresentations.values()) {
      if (
        (presentation.dataFormat === undefined || presentation.dataFormat === dataFormat)
        && presentation.type === type
        && !presentation.hidden?.(dataFormat, model, resultIndex)
      ) {
        return presentation;
      }
    }

    return null;
  }

  add(options: IDataPresentationOptions): void {
    this.dataPresentations.set(
      options.id,
      {
        ...options,
        type: options.type || DataPresentationType.main,
      }
    );
  }
}