import {AfterViewInit, Component, EventEmitter, Input, OnInit, Output, ViewChild} from '@angular/core';
import {
    PartnerJsonld,
    ProductJsonld,
    ProductService,
    TaskJsonld,
    TaskService,
    UserService
} from "@app/core/api/v1";
import {ModalStatus} from "@app/_helpers/modal.states";
import {FormGroupInitializer} from "@app/_helpers/formgroup.initializer";
import {FormGroup} from "@angular/forms";
import {taskForm} from "@app/_forms/apiForms";
import {AppHelperService} from "@app/_helpers/app-helper.service";
import {SearchSelectComponent} from "@app/_components/search-select/search-select.component";
import {ListGetDataFunctionType} from "@app/_components/list/list-get-data-function-type";

@Component({
    selector: 'app-new-task',
    templateUrl: './new-task.component.html',
    styleUrl: './new-task.component.scss'
})
export class NewTaskComponent implements OnInit, AfterViewInit {
    @Input() public task!: TaskJsonld;
    @Input() public partner!: PartnerJsonld;
    @Output() public submit: EventEmitter<ModalStatus> = new EventEmitter<ModalStatus>();
    @ViewChild('userSearchSelect', {static: false}) userSearchSelect!: SearchSelectComponent;
    @ViewChild('productSearchSelect', {static: false}) productSearchSelect!: SearchSelectComponent;
    protected readonly SearchSelectComponent = SearchSelectComponent;

    protected taskForm: FormGroup;
    protected dueAtValue: string;

    constructor(
        protected taskService: TaskService,
        protected userService: UserService,
        protected productService: ProductService,
        protected appHelperService: AppHelperService
    ) {
        this.taskForm = taskForm;
        this.dueAtValue = "";
    }

    ngOnInit(): void {
        this.taskForm = FormGroupInitializer.initFormGroup(this.taskForm, this.task);
        if (this.taskForm.get('dueAt')?.value !== null) {
            this.taskForm.get('dueAt')?.setValue(this.taskForm.value.dueAt.slice(0, 10));
            this.dueAtValue = this.taskForm.get('dueAt')?.value;
        }
        const prio = this.taskForm.get('prio');
        // Set first radio checked
        if (prio && !prio.value) {
            prio.patchValue('low');
        }
    }

    ngAfterViewInit(): void {
    }

    getUsers: ListGetDataFunctionType = (index: number, pageSize: number, term?: string) => {
        return this.userService.usersGetCollection(
            index,
            pageSize,
            undefined,
            undefined,
            term
        );
    }

    getProducts: ListGetDataFunctionType = (index: number, pageSize: number, term?: string) => {
        return this.productService.productsGetCollection(
            index,
            pageSize,
            term
        );
    }

    protected onDueAtChange(selectedItem: any) {
        // Set T12:00 for correct string
        let selectedItemValue = selectedItem.target.value + "T12:00";
        this.taskForm.get('dueAt')?.setValue(selectedItemValue);
    }

    protected onSubmit() {
        if (this.taskForm.valid) {
            if (this.task.id === null || this.task.id === undefined) {
                // Create new task
                this.taskService.tasksPost(
                    this.taskForm.value as TaskJsonld
                ).subscribe(
                    data => {
                        this.taskForm.reset();
                        this.submit.emit(ModalStatus.Submitted);
                    }
                );
            } else {
                // Edit task
                this.taskService.tasksIdPatch(
                    this.appHelperService.extractId(this.task.id),
                    this.taskForm.value as TaskJsonld
                ).subscribe(
                    data => {
                        this.taskForm.reset();
                        this.submit.emit(ModalStatus.Submitted);
                    }
                );
            }
        }
    }
}