import { Component, inject } from '@angular/core';
import { AG_GRID_LOCALE_DE } from '@ag-grid-community/locale';
import { AgGridAngular } from 'ag-grid-angular';
import { GridOptions,GridApi, GridReadyEvent, CellEditingStoppedEvent, ICellEditorParams } from 'ag-grid-community';
import { DatePipe } from '@angular/common';
import { ApiService } from '../../shared/api.service';
import { IKey } from '../../model/interface/key.interface';
import { HotToastService } from '@ngxpert/hot-toast';
import { MatButtonModule } from '@angular/material/button';
import { MatDialog, MatDialogModule } from '@angular/material/dialog';
import { CreateKeyComponent } from './create/create.component';
import { AgDeleteKeyComponent } from '../../shared/ag-grid/components/ag-delete-key/ag-delete-key.component';
import { MatIconModule } from '@angular/material/icon';
import { ArchiveComponent } from './components/archive/archive.component';
import { AgLoadingComponent } from '../../shared/ag-grid/components/ag-loading/ag-loading.component';
import { map, of } from 'rxjs';
import { ICylinder } from '../../model/interface/cylinder.interface';
import { LostKeysComponent } from './components/lost-keys/lost-keys.component';
import { MatTooltipModule } from '@angular/material/tooltip';

@Component({
  selector: 'app-keys',
  standalone: true,
  imports: [AgGridAngular, MatButtonModule, MatDialogModule, MatIconModule, MatTooltipModule],
  providers: [DatePipe],
  templateUrl: './keys.component.html',
  styleUrl: './keys.component.scss'
})
export class KeysComponent {
  private api: ApiService = inject(ApiService);
  private datePipe = inject(DatePipe);
  private toast: HotToastService = inject(HotToastService);
  private dialog: MatDialog = inject(MatDialog);

  cylinders: any[] = [{name: 'dummy'}];

  gridApi!: GridApi;

  gridOptions: GridOptions = {
    localeText: AG_GRID_LOCALE_DE,
    rowData: [],
    rowClassRules: {
      'key-lost': (params) => {console.log(params.data); return params.data.keyLost != null},
    },
    columnDefs: [
      
      { colId: 'name', field: 'name' , headerName: 'Name', flex: 1, editable: true, sort: 'asc', filter: true },
      { colId: 'nr', field: 'nr' , headerName: 'Schlüsselnummer', flex: 1, editable: true, filter: true },
      { colId: 'cylinder', field: 'cylinder' , headerName: 'Zylinder', flex: 1, editable: false, filter: true, cellRenderer: (data: any) => {return data.value?.map((m: ICylinder) => m.name).join(', ')}, cellEditor: 'agSelectCellEditor',
        // cellEditorParams: () => {
        //   return {
        //     values: this.cylinders,
        //   }
        // },
        // valueFormatter: (val) => {
        //   return val.value?.name + ` (${val.value?.system?.name})`;
        // },
        cellEditorPopup: false
      },
      { colId: 'system', field: 'cylinder' , headerName: 'Schließanlage', flex: 1, editable: false, filter: true, cellRenderer: (data: any) => {
        const s = new Set<string>(data.value?.map((m: ICylinder) => m.system?.name));
        return [...s].join(', ')
      } },
      { colId: 'customer', field: 'customer' , headerName: 'Kunde', flex: 1, editable: false, filter: true, cellRenderer: (data: any) => {return data.value?.name} },
      {
        field: 'createdAt'
        , headerName: 'Erstellt'
        , width: 120
        // , type: 'date'
        , cellRenderer: (data: any) => this.datePipe.transform(new Date(data.value))
        , tooltipValueGetter: (data: any) => this.datePipe.transform(new Date(data.value), 'medium')
      },{
        colId: 'updatedAt',
        field: 'updatedAt'
        , headerName: 'Geändert'
        , width: 120
        // , type: 'date'
        , cellRenderer: (data: any) => data.value ? this.datePipe.transform(new Date(data.value)) : '-'
        , tooltipValueGetter: (data: any) => this.datePipe.transform(new Date(data.value), 'medium')
      },
      { colId: 'handedOut', field: 'handedOut' , headerName: 'Ausgegeben', width: 100, editable: false, filter: false, headerTooltip: 'Ausgegeben' },
      {
        colId: 'actions'
        , headerName: 'Aktionen'
        , width: 120
        , cellRenderer: AgDeleteKeyComponent
        // , onCellClicked: (event) => { this.deleteKey(event.data.id)}
      }
    ],
    loading: true,
    rowHeight: 54,
    loadingOverlayComponent: AgLoadingComponent,
    pagination: true,
  }

  deleteKey(id: string) {
    this.api.deleteKey(id).subscribe()
  }

  ngOnInit(): void {
    this.api.getCylinders().subscribe({
      next: n => {
        this.cylinders = n;
      },
      error: () => {
        this.cylinders = [];
      }
    })
  }

  loadKeys() {
    this.gridApi.setGridOption("loading", true);
    this.api.getKeys().subscribe({
      next: n => {
        this.gridApi.setGridOption("rowData", n);
        this.gridApi.setGridOption("loading", false);
      },
      error: () => {
        this.gridApi.setGridOption("loading", false);
        // set error in grid
        this.toast.error('Fehler beim Laden der Schlüssel')
      }
    })
  }

  onGridReady(params: GridReadyEvent) {
    this.gridApi = params.api;
    this.gridApi.addEventListener("cellEditingStopped", evt => this.cellEditEnd(evt))
    this.loadKeys();
  }

  cellEditEnd(event: CellEditingStoppedEvent) {
    const key: IKey = event.data;
    if (!event.valueChanged || event.newValue == event.oldValue) { return; }
    
    this.gridApi.setGridOption("loading", true);
    this.api.updateKey(key)
    .pipe(
      this.toast.observe({
        loading: 'speichern...',
        success: 'Änderungen gespeichert',
        error: 'Änderungen konnten nicht gespeichert werden!'
      })
    ).subscribe({
      next: () => {this.gridApi.setGridOption("loading", false);},
      error: () => {
        this.loadKeys();
      }
    })
  }

  openCreateKey() {
    this.dialog.open(CreateKeyComponent, {
      maxWidth: "calc(100vw - 24px)",
      width: "30vw",
      minWidth: "200px",
      disableClose: true
    }).afterClosed().subscribe({
      next: key => {
        if (key) {
          let d = [...this.gridApi.getGridOption("rowData") || [], key];
          this.gridApi.setGridOption("rowData", d);
          this.loadKeys();
        }
        
      }
    })
  }

  openArchive() {
    this.dialog.open(ArchiveComponent, {
      maxHeight: "calc(100vh - 24px)",
      maxWidth: "calc(100vw - 24px)",
      width: "50vw",
      minWidth: "300px",
      height: "70vh",
      disableClose: true
    }).afterClosed().subscribe({
      next: changed => {
        if (changed) {
          this.loadKeys();
        }
      }
    })
  }

  openLostKeys() {
    this.dialog.open(LostKeysComponent, {
      maxHeight: "calc(100vh - 24px)",
      maxWidth: "calc(100vw - 24px)",
      width: "50vw",
      minWidth: "min(700px,calc(100vw - 24px))",
      height: "70vh",
      disableClose: true
    }).afterClosed().subscribe({
      next: changed => {
        console.log(changed)
        if (changed) {
          this.loadKeys();
        }
      }
    })
  }
}