///
/// Copyright © 2016-2020 The Thingsboard Authors
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
///     http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///

import { Component, OnInit } from '@angular/core';
import { Store } from '@ngrx/store';
import { AppState } from '@core/core.state';
import { PageComponent } from '@shared/components/page.component';
import { Router } from '@angular/router';
import { FormBuilder, FormGroup, Validators } from '@angular/forms';
import { AdminSettings, GeneralSettings } from '@shared/models/settings.models';
import { AdminService } from '@core/http/admin.service';
import { HasConfirmForm } from '@core/guards/confirm-on-exit.guard';

@Component({
  selector: 'tb-general-settings',
  templateUrl: './general-settings.component.html',
  styleUrls: ['./general-settings.component.scss', './settings-card.scss']
})
export class GeneralSettingsComponent extends PageComponent implements OnInit, HasConfirmForm {

  generalSettings: FormGroup;
  adminSettings: AdminSettings<GeneralSettings>;

  constructor(protected store: Store<AppState>,
              private router: Router,
              private adminService: AdminService,
              public fb: FormBuilder) {
    super(store);
  }

  ngOnInit() {
    this.buildGeneralServerSettingsForm();
    this.adminService.getAdminSettings<GeneralSettings>('general').subscribe(
      (adminSettings) => {
        this.adminSettings = adminSettings;
        this.generalSettings.reset(this.adminSettings.jsonValue);
      }
    );
  }

  buildGeneralServerSettingsForm() {
    this.generalSettings = this.fb.group({
      baseUrl: ['', [Validators.required]]
    });
  }

  save(): void {
    this.adminSettings.jsonValue = {...this.adminSettings.jsonValue, ...this.generalSettings.value};
    this.adminService.saveAdminSettings(this.adminSettings).subscribe(
      (adminSettings) => {
        this.adminSettings = adminSettings;
        this.generalSettings.reset(this.adminSettings.jsonValue);
      }
    );
  }

  confirmForm(): FormGroup {
    return this.generalSettings;
  }

}