import { Injectable } from '@angular/core';

import * as global from '../../core/common';
import { Observable, throwError } from 'rxjs';
import { Http, Response } from '@angular/http';
import { ITaxSettings } from '../../core/tax/ITaxSettings';
import { ICountryTaxRate } from '../../core/tax/ICountryTaxRate';
import { IStateTaxRate } from '../../core/tax/IStateTaxRate';
import { IProductType } from '../../core/tax/IProductType';
import { ITaxOverride } from '../../core/tax/ITaxOverride';
import { IProductTaxOverride } from '../../core/tax/IProductTaxOverride';

@Injectable({
  providedIn: 'root'
})
export class TaxService {

  private SetTaxSettingsUrl = global.serverBase + '/api/Tax/SetTaxSettings';
  private GetTaxSettingsUrl = global.serverBase + '/api/Tax/GetTaxSettings';
  private GetBaseTaxRatesUrl = global.serverBase + '/api/Tax/GetBaseTaxRates';
  private SetCountryTaxRateUrl = global.serverBase + '/api/Tax/SetCountryTaxRate';
  private SetStateTaxRateUrl = global.serverBase + '/api/Tax/SetStateTaxRate';
  private GetProductTypesUrl = global.serverBase + '/api/Tax/GetProductTypes';
  private SetProductTaxOverrideUrl = global.serverBase + '/api/Tax/SetProductTaxOverride';
  private SetTaxOverrideUrl = global.serverBase + '/api/Tax/SetTaxOverride';
  private GetTaxOverrideUrl = global.serverBase + '/api/Tax/GetShippingTaxOverride';
  private GetProductTaxOverridesUrl = global.serverBase + '/api/Tax/GetProductTaxOverrides';

  constructor(private http: Http) { }

  // Get tax settings 
  GetTaxSettings(companyId: number, actionType: string = "All"): Observable<ITaxSettings> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.get(this.GetTaxSettingsUrl, { params: options })
      .map((response: Response) => <ITaxSettings>response.json())
      .catch(this.handleError);
  }

  // Set tax settings
  SetTaxSettings(companyId: number, taxSettings: ITaxSettings, actionType: string = "SET"): Observable<boolean> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.post(this.SetTaxSettingsUrl, taxSettings, { params: options })
      .map((response: Response) => <boolean>response.json())
      .catch(this.handleError);
  }

  // Get base tax 
  GetBaseTaxRates(companyId: number, shippingProfileId: number, actionType: string): Observable<ICountryTaxRate> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('shippingProfileId', shippingProfileId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.get(this.GetBaseTaxRatesUrl, { params: options })
      .map((response: Response) => <ICountryTaxRate>response.json())
      .catch(this.handleError);
  }

  // Set country tax
  SetCountryTaxRate(companyId: number, countryTax: ICountryTaxRate, actionType: string = "SET"): Observable<boolean> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.post(this.SetCountryTaxRateUrl, countryTax, { params: options })
      .map((response: Response) => <boolean>response.json())
      .catch(this.handleError);
  }

  // Set state tax
  SetStateTaxRate(companyId: number, stateTax: IStateTaxRate, actionType: string = "SET"): Observable<boolean> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.post(this.SetStateTaxRateUrl, stateTax, { params: options })
      .map((response: Response) => <boolean>response.json())
      .catch(this.handleError);
  }

  // Get product types
  GetProductTypes(companyId: number, actionType: string = "All"): Observable<IProductType[]> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.get(this.GetProductTypesUrl, { params: options })
      .map((response: Response) => <IProductType[]>response.json())
      .catch(this.handleError);
  }

  // Set product tax override
  SetProductTaxOverride(companyId: number, taxOverride: ITaxOverride, actionType: string = "SET"): Observable<boolean> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.post(this.SetProductTaxOverrideUrl, taxOverride, { params: options })
      .map((response: Response) => <boolean>response.json())
      .catch(this.handleError);
  }

  // Set tax override
  SetTaxOverride(companyId: number, taxOverride: ITaxOverride, actionType: string = "SET"): Observable<boolean> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.post(this.SetTaxOverrideUrl, taxOverride, { params: options })
      .map((response: Response) => <boolean>response.json())
      .catch(this.handleError);
  }


  // Get tax override
  GetTaxOverride(companyId: number, shippingProfileId: number, actionType: string = "All"): Observable<ITaxOverride[]> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('shippingProfileId', shippingProfileId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.get(this.GetTaxOverrideUrl, { params: options })
      .map((response: Response) => <ITaxOverride[]>response.json())
      .catch(this.handleError);
  }

  // Get product tax override
  GetProductTaxOverrides(companyId: number, shippingProfileId: number, actionType: string = "All"): Observable<IProductTaxOverride[]> {

    const myparams = new URLSearchParams();
    myparams.append('companyId', companyId.toString());
    myparams.append('shippingProfileId', shippingProfileId.toString());
    myparams.append('actionType', actionType);

    const options = myparams.toString();

    return this.http.get(this.GetProductTaxOverridesUrl, { params: options })
      .map((response: Response) => <IProductTaxOverride[]>response.json())
      .catch(this.handleError);
  }

  private handleError(error): Observable<any> {
    const message = error.statusText || 'Server error';
    return throwError(error);
  }
}