import { HttpStatusCode } from '@shared/core-utils'
import { makeDeleteRequest, makeGetRequest, makePostBodyRequest, makePutBodyRequest, unwrapBody, unwrapText } from '../requests/requests'
import { ServerInfo } from '../server/servers'

export interface OverrideCommandOptions {
  token?: string
  expectedStatus?: number
}

interface CommonCommandOptions extends OverrideCommandOptions {
  path: string
  defaultExpectedStatus: number
}

interface GetCommandOptions extends CommonCommandOptions {
  query?: { [ id: string ]: any }
  contentType?: string
  accept?: string
}

abstract class AbstractCommand {

  private expectedStatus: HttpStatusCode

  constructor (
    protected server: ServerInfo
  ) {

  }

  setServer (server: ServerInfo) {
    this.server = server
  }

  setExpectedStatus (status: HttpStatusCode) {
    this.expectedStatus = status
  }

  protected getRequestBody <T> (options: GetCommandOptions) {
    return unwrapBody<T>(this.getRequest(options))
  }

  protected getRequestText (options: GetCommandOptions) {
    return unwrapText(this.getRequest(options))
  }

  protected deleteRequest (options: CommonCommandOptions) {
    return makeDeleteRequest(this.buildCommonRequestOptions(options))
  }

  protected putBodyRequest (options: CommonCommandOptions & {
    fields?: { [ fieldName: string ]: any }
  }) {
    const { fields } = options

    return makePutBodyRequest({
      ...this.buildCommonRequestOptions(options),

      fields
    })
  }

  protected postBodyRequest (options: CommonCommandOptions & {
    fields?: { [ fieldName: string ]: any }
  }) {
    const { fields } = options

    return makePostBodyRequest({
      ...this.buildCommonRequestOptions(options),

      fields
    })
  }

  private buildCommonRequestOptions (options: CommonCommandOptions) {
    const { token, expectedStatus, defaultExpectedStatus, path } = options

    return {
      url: this.server.url,
      path,
      token: token ?? this.server.accessToken,
      statusCodeExpected: expectedStatus ?? this.expectedStatus ?? defaultExpectedStatus
    }
  }

  private getRequest (options: GetCommandOptions) {
    const { query, contentType, accept } = options

    return makeGetRequest({
      ...this.buildCommonRequestOptions(options),

      query,
      contentType,
      accept
    })
  }
}

export {
  AbstractCommand
}