import { HttpClient, HttpParams } from '@angular/common/http';
import { Injectable } from '@angular/core';
import { Observable } from 'rxjs';

export interface PagedResult<T> {
  page: number;
  pageSize: number;
  total: number;
  items: T[];
}

export interface MobileLineList {
  id: string;
  item: number;
  conta: string | null;
  linha: string | null;
  chip: string | null;
  cliente: string | null;
  usuario: string | null;
  planoContrato: string | null;
  status: string | null;
  skil: string | null;
  modalidade: string | null;
  vencConta: string | null;
}

export interface MobileLineDetail extends MobileLineList {
  franquiaVivo?: number | null;
  valorPlanoVivo?: number | null;
  gestaoVozDados?: number | null;
  skeelo?: number | null;
  vivoNewsPlus?: number | null;
  vivoTravelMundo?: number | null;
  vivoGestaoDispositivo?: number | null;
  valorContratoVivo?: number | null;

  franquiaLine?: number | null;
  franquiaGestao?: number | null;
  locacaoAp?: number | null;
  valorContratoLine?: number | null;

  desconto?: number | null;
  lucro?: number | null;

  dataBloqueio?: string | null;
  cedente?: string | null;
  solicitante?: string | null;
  dataEntregaOpera?: string | null;
  dataEntregaCliente?: string | null;
}

@Injectable({ providedIn: 'root' })
export class LinesService {
  // ajuste aqui conforme sua API (mesmo host do auth)
  private baseUrl = 'http://localhost:5000/api/lines';

  constructor(private http: HttpClient) {}

  getLines(page: number, pageSize: number, search: string): Observable<PagedResult<MobileLineList>> {
    let params = new HttpParams()
      .set('page', page)
      .set('pageSize', pageSize);

    if (search?.trim()) params = params.set('search', search.trim());

    return this.http.get<PagedResult<MobileLineList>>(this.baseUrl, { params });
  }

  getById(id: string): Observable<MobileLineDetail> {
    return this.http.get<MobileLineDetail>(`${this.baseUrl}/${id}`);
  }

  update(id: string, payload: any): Observable<void> {
    return this.http.put<void>(`${this.baseUrl}/${id}`, payload);
  }

  delete(id: string): Observable<void> {
    return this.http.delete<void>(`${this.baseUrl}/${id}`);
  }

  importExcel(file: File): Observable<{ imported: number }> {
    const form = new FormData();
    form.append('file', file);
    return this.http.post<{ imported: number }>(`${this.baseUrl}/import-excel`, form);
  }
}