import {AsyncPipe} from '@angular/common';
import {AfterViewInit, Component, DestroyRef, OnInit} from '@angular/core';
import {takeUntilDestroyed} from '@angular/core/rxjs-interop';
import {NshmpHazardProvisionalModelComponent} from '@ghsc/nshmp-lib-ng/hazard';
import {NshmpService} from '@ghsc/nshmp-lib-ng/nshmp';
import {
  NshmpTemplateAboutComponent,
  NshmpTemplateComponent,
  NshmpTemplateContentContainerComponent,
  NshmpTemplateControlPanelComponent,
  NshmpTemplateMainContentComponent,
  NshmpTemplateService,
  NshmpTemplateSettingsComponent,
} from '@ghsc/nshmp-template';
import {ShepherdService} from 'angular-shepherd';
import {NavigationService} from 'projects/nshmp-apps/src/shared/services/navigation.service';
import {TutorialService} from 'projects/nshmp-apps/src/shared/services/tutorial.service';
import {apps} from 'projects/nshmp-apps/src/shared/utils/applications.utils';

import {AboutComponent} from './components/about/about.component';
import {ContentComponent} from './components/content/content.component';
import {ControlPanelComponent} from './components/control-panel/control-panel.component';
import {PlotSettingsPanelComponent} from './components/plot-settings-panel/plot-settings-panel.component';
import {AppService} from './services/app.service';

/**
 * Main entrypoint for magnitude frequency distrinbution (MFD)
 * application.
 *
 * Plots magnitude vs. rate and logic tree.
 */
@Component({
  imports: [
    NshmpTemplateComponent,
    NshmpTemplateContentContainerComponent,
    NshmpTemplateControlPanelComponent,
    NshmpTemplateMainContentComponent,
    NshmpTemplateSettingsComponent,
    NshmpHazardProvisionalModelComponent,
    NshmpTemplateAboutComponent,
    ControlPanelComponent,
    ContentComponent,
    PlotSettingsPanelComponent,
    AboutComponent,
    AsyncPipe,
  ],
  selector: 'app-app',
  styleUrl: './app.component.scss',
  templateUrl: './app.component.html',
})
export class AppComponent implements OnInit, AfterViewInit {
  /** Application title */
  title = apps().source.mfd.display;

  private tutorialKey = 'source-mfd-show-tutorial';

  constructor(
    public nshmpTemplateService: NshmpTemplateService,
    public service: AppService,
    public navService: NavigationService,
    public nshmpService: NshmpService,
    private shepherdService: ShepherdService,
    private tutorialService: TutorialService,
    private destroyRef: DestroyRef,
  ) {}

  ngOnInit(): void {
    this.nshmpService.applicationTitle = this.title;
    this.service.init();
    this.nshmpTemplateService.showTutorialInMenu = true;

    this.nshmpTemplateService
      .startTutorial()
      .pipe(takeUntilDestroyed(this.destroyRef))
      .subscribe(() => {
        this.shepherdService.start();
      });
  }

  ngAfterViewInit(): void {
    this.addSteps();
    this.tutorialService.start(this.tutorialKey);
  }

  addSteps(): void {
    this.shepherdService.addSteps([
      // Intro
      this.tutorialService.introStep(
        this.title,
        `
          <p>
            This application provides access to the logic trees of magnitude frequency
            distributions (MFDs) for each earthquake source in a USGS national seismic
            hazard model (NSHM).
          </p>
        `,
      ),
      this.tutorialService.controlPanelStep(),
      this.tutorialService.plotSettingsStep(),
      this.tutorialService.applicationSettingsStep(),
      this.tutorialService.navigationStep(),
      this.tutorialService.nshmStep(),
      // Source type
      {
        attachTo: {
          element: `.source-select ${this.tutorialService.matTextField}`,
          on: 'auto',
        },
        text: `
            Select which earthquake source type and tectonic settings to filter the source tree
        `,
        title: 'Source Type',
      },
      // Source tree
      {
        attachTo: {
          element: `.source-tree-select ${this.tutorialService.matTextField}`,
          on: 'auto',
        },
        text: 'Select which source tree to plot',
        title: 'Source Tree',
      },
      // Cumulative
      {
        attachTo: {
          element: `.cumulative ${this.tutorialService.matFormField}`,
          on: 'auto',
        },
        text: 'Whether or not to plot cumulative values or not',
        title: 'Cumulative',
      },
      // Weighted MFDs
      {
        attachTo: {
          element: `.weighted-mfds ${this.tutorialService.matFormField}`,
          on: 'auto',
        },
        text: 'Whether or not to apply source and mfd branch weights to values',
        title: 'Weighted MFDs',
      },
      this.tutorialService.plotStep(),
      this.tutorialService.serviceCallsStep(),
      this.tutorialService.resetControlPanelStep(),
      // Plot tab
      {
        attachTo: {
          element: '.plots-tab',
          on: 'auto',
        },
        text: 'Shows the plots',
        title: 'Plots Tab',
      },
      // Curve data tab
      {
        attachTo: {
          element: '.logic-tree-tab',
          on: 'auto',
        },
        text: 'Show logic tree plot',
        title: 'Logic Tree Tab',
      },
      // Spectra tab
      {
        attachTo: {
          element: '.data-tab',
          on: 'auto',
        },
        text: 'Show the data in tabular form',
        title: 'MFD Data Tab',
      },
      // Complete
      this.tutorialService.completeStep(this.title),
    ]);
  }
}