import { Injectable } from '@angular/core';

import { TranslateService } from '@ngx-translate/core';

import { CsvExportService } from 'app/core/services/csv-export.service';
import { ViewMotion } from '../models/view-motion';

/**
 * Exports CSVs for motions. Collect all CSV types here to have them in one place.
 */
@Injectable({
    providedIn: 'root'
})
export class MotionCsvExportService {

    /**
     * Does nothing.
     *
     * @param csvExport CsvExportService
     * @param translate TranslateService
     */
    public constructor(private csvExport: CsvExportService, private translate: TranslateService) {}

    /**
     * Export all motions as CSV
     *
     * @param motions Motions to export
     */
    public exportMotionList(motions: ViewMotion[]): void {
        this.csvExport.export(
            motions,
            [
                { property: 'identifier' },
                { property: 'title' },
                { property: 'text' },
                { property: 'reason' },
                { property: 'submitters' },
                { property: 'category' },
                { property: 'origin' }
            ],
            this.translate.instant('Motions') + '.csv'
        );
    }

    /**
     * Exports the call list.
     *
     * @param motions All motions in the CSV. They should be ordered by callListWeight correctly.
     */
    public exportCallList(motions: ViewMotion[]): void {
        this.csvExport.export(
            motions,
            [
                { label: 'Called', map: motion => motion.sort_parent_id ? '' : motion.identifierOrTitle },
                { label: 'Called with', map: motion => !motion.sort_parent_id ? '' : motion.identifierOrTitle },
                { label: 'submitters', map: motion => motion.submitters.map(s => s.short_name).join(',') },
                { property: 'title' },
                { label: 'recommendation', map: motion => motion.recommendation ? this.translate.instant(motion.recommendation.recommendation_label) : '' },
                { property: 'motion_block', label: 'Motion block' }
            ],
            this.translate.instant('Call list') + '.csv'
        );
    }
}