import { map, filter } from 'rxjs/operators';
import { Component } from "@angular/core";
import { MatDialogRef, MAT_DIALOG_DATA } from "@angular/material/dialog";
import { Observable } from "rxjs";
import { Inject } from "@angular/core";
import { TranslateService } from "@ngx-translate/core";
import { SingleAutoCompleteConfiguration } from '@app/library/auto-complete/single/single-auto-complete-configuration';
import { Dmp, DmpDescriptionTemplate } from '@app/core/model/dmp/dmp';
import { DmpService } from '@app/core/services/dmp/dmp.service';
import { DescriptionService } from '@app/core/services/description/description.service';
import { DmpDescriptionTemplateLookup } from '@app/core/query/dmp-description-template.lookup';
import { IsActive } from '@app/core/common/enum/is-active.enum';
import { DmpLookup } from '@app/core/query/dmp.lookup';
import { Guid } from '@common/types/guid';
import { DmpStatus } from '@app/core/common/enum/dmp-status';
import { nameof } from 'ts-simple-nameof';
import { FilterService } from '@common/modules/text-filter/filter-service';
import { UntypedFormBuilder, UntypedFormGroup, Validators } from '@angular/forms';
import { DescriptionTemplatesInSection, DmpBlueprint, DmpBlueprintDefinition, DmpBlueprintDefinitionSection } from '@app/core/model/dmp-blueprint/dmp-blueprint';

@Component({
	selector: 'description-copy-dialog-component',
	templateUrl: 'description-copy-dialog.component.html',
	styleUrls: ['./description-copy-dialog.component.scss'],
})
export class DescriptionCopyDialogComponent {

	dmpModel: Dmp;
	sections: DmpBlueprintDefinitionSection[] = [];
	descriptionDescriptionTemplateLabel: String;
	dmpAutoCompleteConfiguration: SingleAutoCompleteConfiguration = { //TODO: add filter to only get DMPs that have connection with the same Description Template group.
		initialItems: (data?: any) => this.dmpService.query(this.buildDmpLookup(null,null,null, this.dmpDescriptionTemplateLookup)).pipe(map(x => x.items)),
		filterFn: (searchQuery: string, data?: any) => this.dmpService.query(this.buildDmpLookup(searchQuery, null, null, this.dmpDescriptionTemplateLookup)).pipe(map(x => x.items)),
		getSelectedItem: (selectedItem: any) => this.dmpService.query(this.buildDmpLookup(null, null, [selectedItem])).pipe(map(x => x.items[0])),
		displayFn: (item: Dmp) => item.label,
		titleFn: (item: Dmp) => item.label,
		valueAssign: (item: Dmp) => this.findSection(item),
	};

	dmpDescriptionTemplateLookup: DmpDescriptionTemplateLookup = {
		descriptionTemplateGroupIds: [this.data.descriptionTemplate.groupId],
		isActive: [IsActive.Active]
	} as DmpDescriptionTemplateLookup;

	private buildDmpLookup(like?: string, excludedIds?: Guid[], ids?: Guid[], dmpDescriptionTemplateSubQuery?: DmpDescriptionTemplateLookup): DmpLookup {
		const lookup: DmpLookup = new DmpLookup();
		lookup.page = { size: 100, offset: 0 };
		if (excludedIds && excludedIds.length > 0) { lookup.excludedIds = excludedIds; }
		if (ids && ids.length > 0) { lookup.ids = ids; }
		lookup.isActive = [IsActive.Active];
		lookup.statuses = [DmpStatus.Draft];
		lookup.project = {
			fields: [
				nameof<Dmp>(x => x.id),
				nameof<Dmp>(x => x.label),
				[nameof<Dmp>(x => x.blueprint), nameof<DmpBlueprint>(x => x.definition), nameof<DmpBlueprintDefinition>(x => x.sections), nameof<DmpBlueprintDefinitionSection>(x => x.id)].join('.'),
				[nameof<Dmp>(x => x.blueprint), nameof<DmpBlueprint>(x => x.definition), nameof<DmpBlueprintDefinition>(x => x.sections), nameof<DmpBlueprintDefinitionSection>(x => x.label)].join('.'),
				[nameof<Dmp>(x => x.blueprint), nameof<DmpBlueprint>(x => x.definition), nameof<DmpBlueprintDefinition>(x => x.sections), nameof<DmpBlueprintDefinitionSection>(x => x.ordinal)].join('.'),
				[nameof<Dmp>(x => x.blueprint), nameof<DmpBlueprint>(x => x.definition), nameof<DmpBlueprintDefinition>(x => x.sections), nameof<DmpBlueprintDefinitionSection>(x => x.hasTemplates)].join('.'),
				[nameof<Dmp>(x => x.blueprint), nameof<DmpBlueprint>(x => x.definition), nameof<DmpBlueprintDefinition>(x => x.sections), nameof<DmpBlueprintDefinitionSection>(x => x.descriptionTemplates), nameof<DescriptionTemplatesInSection>(x => x.descriptionTemplateGroupId)].join('.'),

			]
		};
		if (dmpDescriptionTemplateSubQuery != null) lookup.dmpDescriptionTemplateSubQuery = dmpDescriptionTemplateSubQuery;
		lookup.order = { items: [nameof<Dmp>(x => x.label)] };
		if (like) { lookup.like = this.filterService.transformLike(like); }
		return lookup;
	}

	constructor(
		public dialogRef: MatDialogRef<DescriptionCopyDialogComponent>,
		public dmpService: DmpService,
		public descriptionService: DescriptionService,
		public language: TranslateService,
		private filterService: FilterService,
		@Inject(MAT_DIALOG_DATA) public data: any
	) { }

	ngOnInit() {
	}

	findSection(dmp: Dmp){
		this.sections = dmp.blueprint.definition.sections.filter(x => x.hasTemplates == true);
		if(this.sections.length == 1){
			this.data.formGroup.get('sectionId').setValue(this.sections[0].id);
		}else {
			this.data.formGroup.get('sectionId').setValue(null);
		}

		return dmp.id
	}

	cancel() {
		this.dialogRef.close(this.data);
	}

	confirm() {
		this.dialogRef.close(this.data.formGroup);
	}

	getErrorMessage() {
		return this.language.instant('DESCRIPTION-COPY-DIALOG.ERROR-MESSAGE');
	}

	close() {
		this.dialogRef.close(false);
	}
}