import {Component, inject, OnInit, signal} from '@angular/core';
import {ModalNav} from "../modal-nav/modal-nav";
import {NzDividerComponent} from "ng-zorro-antd/divider";
import {NzIconDirective} from "ng-zorro-antd/icon";
import {NzTableComponent} from "ng-zorro-antd/table";
import {PurchaseOrderForm} from "../purchase-order-form/purchase-order-form";
import {ModalButton} from "../modal-button/modal-button";
import {GetPurchaseOrderDto, PurchaseordersService} from "../../services/api";
import {NzNotificationService} from "ng-zorro-antd/notification";
import {firstValueFrom} from "rxjs";
import {FileService} from "../../services/file.service";

@Component({
  selector: 'app-purchase-order-table',
    imports: [
        ModalNav,
        NzDividerComponent,
        NzIconDirective,
        NzTableComponent,
        PurchaseOrderForm,
        ModalButton,
    ],
  templateUrl: './purchase-order-table.html',
  styleUrl: './purchase-order-table.css',
})
export class PurchaseOrderTable implements OnInit {
    private purchaseOrdersService = inject(PurchaseordersService);
    private notificationService = inject(NzNotificationService);
    private fileService = inject(FileService);
    purchaseOrders = signal<GetPurchaseOrderDto[]>([]);
    purchaseOrdersLoading = signal<boolean>(false);

    async ngOnInit() {
        await this.fetchPurchaseOrder();
    }

    async fetchPurchaseOrder() {
        this.purchaseOrdersLoading.set(true)

        try {
            const purchaseOrders = await firstValueFrom(this.purchaseOrdersService.getAllPurchaseOrderEndpoint())
            this.purchaseOrders.set(purchaseOrders);
        } catch (e) {
            this.notificationService.error(
                'Erreur',
                'Erreur de communication avec l\'API'
            )
        }
        this.purchaseOrdersLoading.set(false)
    }

    async delete(purchaseOrderId:number) {
        this.purchaseOrdersLoading.set(true)
        try {
            await firstValueFrom(this.purchaseOrdersService.deletePurchaseOrderEndpoint(purchaseOrderId))
            this.notificationService.success(
                'Success',
                'Suppression effectuée'
            )
        } catch (e) {
            this.notificationService.error(
                'Erreur',
                'Impossible de supprimer la ligne'
            )
        }
        this.purchaseOrdersLoading.set(false)
        await this.fetchPurchaseOrder();
    }

    async export(purchaseOrderId: number){
        this.purchaseOrdersLoading.set(true)
        try {
            const pdf = await firstValueFrom(
                this.purchaseOrdersService.getPurchaseOrderPdfEndpoint(purchaseOrderId, "response")
            );
            this.fileService.downloadBlob(pdf)
        } catch (e) {
            console.error(e);
            this.notificationService.error(
                'Erreur',
                'Impossible de générer un PDF'
            );
        }
        this.purchaseOrdersLoading.set(false)
    }

    transfer() {
        return
    }
}