import { Result } from "sim-shared/domain/Result.js";
import { NosHttpClient } from "./AlaiHttpClient.js";
import { NosApi } from "#domain/AlaiAPI.js";
import axios, { AxiosError, AxiosResponse } from "axios";

export class NosRepository {
  constructor(
    private httpClient: NosHttpClient
  ) {
  }

  /**
   * E => Tipo de error
   * T => Tipo de dato para cod 200
   *
   * TODO:
   * - Mejor gestion de los errores
   * - E no se aplica todavia por no hacer la transformacion del error
   */
  private async manageNosRequest<E, T>(promise: Promise<AxiosResponse<T>>): Promise<Result<string, T>> {
    try {
      const res = await promise
      return {
        data: res.data
      }
    } catch (e) {
      if (axios.isAxiosError(e)) {
        const error = e as AxiosError
        return {
          error: error.code + " : " + String(error.response?.statusText)
        }
      } else {
        return {
          error: String(e)
        }
      }
    }
  }

  public async getLineInfo(iccid: string): Promise<Result<string, NosApi.LineData>> {
    const PATH = "/subscribers/" + iccid
    console.log("PAth", PATH)
    const lineRequest = this.httpClient.get<NosApi.LineDataResponseOK>(PATH)
    const lineResponse = await this.manageNosRequest<string, NosApi.LineDataResponseOK>(lineRequest)

    if (lineResponse.error != undefined) {
      return lineResponse
    } else {
      return {
        data: lineResponse.data.content
      }
    }
  }

  /**
   * El metodo de NOS de paginar las lineas
   * maximo por pagina 100, default 25
   * no devuelve el offset ni el numero de elementos restantes
   * hay que llevar la cuenta
   */
  public async getLinePage(args: {
    limit?: number,
    offset?: number,
    filter?: string,
    orderBy?: string
  }): Promise<Result<string, any>> {
    const PATH = "/subscribers"

    const LIMIT = 100
    const options = {
      limit: args.limit ?? LIMIT,
      offset: args.offset ?? 0,
      filter: args.filter,
      orderBy: args.orderBy
    }

    const pageRequest = this.httpClient.get(PATH, {
      params: options
    })

    const pageResponse = await this.manageNosRequest<string, any>(pageRequest)
    if (pageResponse.error != undefined) {
      return pageResponse
    } else {
      return {
        data: pageResponse.data.content
      }
    }
  }

  public async getLinesInfo(iccid: string[]) /*Promise<Result<string, NosApi.LineData>>*/ {
    throw new Error("NOS no permite buscar iccid en bulk, se puede hacer un apaño pero está en proceso")
    const PATH = "/subscribers"
    const LIMIT = 100

    const steps = Math.ceil(iccid.length / LIMIT)
    const options = {
      limit: LIMIT,
      offset: 0,
    }

    const req = this.httpClient.post<NosApi.LineDataResponseOK>(PATH)
    const resp = await this.manageNosRequest<string, NosApi.LineDataResponseOK>(req)

    if (resp.error != undefined) {
      return resp
    } else {
      return {
        //@ts-expect-error
        data: resp.data.content
      }
    }
  }

  public async activateSim(iccid: string): Promise<Result<string, NosApi.ActivationData>> {
    const PATH = '/provisioning'
    const PRODUCT_ID = 1330 // No se que es, preguntar a Ivan
    const data = {
      productSetId: PRODUCT_ID
    }

    const req = this.httpClient.post<NosApi.ActivateResponseOK>(PATH, data)
    const resp = await this.manageNosRequest<string, NosApi.ActivateResponseOK>(req)

    if (resp.error != undefined) {
      return resp
    } else {
      return {
        data: resp.data.content
      }
    }
  }

  /**
  * "A bar is a service provisioning action that results in a subscriber being blocked from accessing an operator's network. The bar remains in place until the operator is sent an unbar request."
  * Se entiende que un "bar" es una suspension temporal
  */
  public async bar(iccid: string) {
    const PATH = `/subscribers/${iccid}/products`
    const data = {
      product: "BAR DN TOTAL",
      action: "enable"
    }

    const req = this.httpClient.patch<NosApi.BarResponseOk>(PATH, data)
    const resp = await this.manageNosRequest<string, NosApi.BarResponseOk>(req)

    if (resp.error != undefined) {
      return resp
    } else {
      return {
        data: resp.data.content
      }
    }
  }

  public async unbar(iccid: string) {
    const PATH = `/subscribers/${iccid}/products`
    const data = {
      product: "BAR DN TOTAL",
      action: "disable"
    }

    const req = this.httpClient.patch<NosApi.BarResponseOk>(PATH, data)
    const resp = await this.manageNosRequest<string, NosApi.BarResponseOk>(req)

    if (resp.error != undefined) {
      return resp
    } else {
      return {
        data: resp.data.content
      }
    }

  }

}