import { Injectable } from '@angular/core'; import { TranslateService } from '@ngx-translate/core'; import { ViewMotion, LineNumberingMode, ChangeRecoMode } from '../models/view-motion'; import { MotionRepositoryService } from './motion-repository.service'; import { ConfigService } from 'app/core/services/config.service'; import { ChangeRecommendationRepositoryService } from './change-recommendation-repository.service'; import { ViewUnifiedChange } from '../models/view-unified-change'; import { HtmlToPdfService } from 'app/core/services/html-to-pdf.service'; /** * Converts a motion to pdf. Can be used from the motion detail view or executed on a list of motions * Provides the public method `motionToDocDef(motion: Motion)` which should be convenient to use. * `motionToDocDef(... )` accepts line numbering mode and change recommendation mode as optional parameter. * If not present, the default parameters will be read from the config. * * @example * ```ts * const pdfMakeCompatibleDocDef = this.MotionPdfService.motionToDocDef(myMotion); * ``` */ @Injectable({ providedIn: 'root' }) export class MotionPdfService { /** * Constructor * * @param translate handle translations * @param motionRepo get parent motions * @param changeRecoRepo to get the change recommendations * @param configService Read config variables * @param htmlToPdfService To convert HTML text into pdfmake doc def */ public constructor( private translate: TranslateService, private motionRepo: MotionRepositoryService, private changeRecoRepo: ChangeRecommendationRepositoryService, private configService: ConfigService, private htmlToPdfService: HtmlToPdfService ) {} /** * Converts a motion to PdfMake doc definition * * @param motion the motion to convert to pdf * @param lnMode determine the used line mode * @param crMode determine the used change Recommendation mode * @returns doc def for the motion */ public motionToDocDef(motion: ViewMotion, lnMode?: LineNumberingMode, crMode?: ChangeRecoMode): object { // determine the default lnMode if not explicitly given if (!lnMode) { lnMode = this.configService.instant('motions_default_line_numbering'); } // determine the default crMode if not explicitly given if (!crMode) { lnMode = this.configService.instant('motions_recommendation_text_mode'); } const title = this.createTitle(motion); const subtitle = this.createSubtitle(motion); const metaInfo = this.createMetaInfoTable(motion, crMode); const preamble = this.createPreamble(motion); const text = this.createText(motion, lnMode, crMode); const reason = this.createReason(motion, lnMode); const motionPdfContent = [title, subtitle, metaInfo, preamble, text, reason]; return motionPdfContent; } /** * Create the motion title part of the doc definition * * @param motion the target motion * @returns doc def for the document title */ private createTitle(motion: ViewMotion): object { const identifier = motion.identifier ? ' ' + motion.identifier : ''; const title = `${this.translate.instant('Motion')} ${identifier}: ${motion.title}`; return { text: title, style: 'title' }; } /** * Create the motion subtitle and sequential number part of the doc definition * * @param motion the target motion * @returns doc def for the subtitle */ private createSubtitle(motion: ViewMotion): object { const subtitleLines = []; // TODO: documents for motion amendments (having parents) // // if (motion.parent_id) { // const parentMotion = this.motionRepo.getViewModel(motion.parent_id); // subtitleLines.push(`${this.translate.instant('Amendment to motion')}: ${motion.identifierOrTitle}`); // } if (this.configService.instant('motions_export_sequential_number')) { subtitleLines.push(`${this.translate.instant('Sequential number')}: ${motion.id}`); } return { text: subtitleLines, style: 'subtitle' }; } /** * Creates the MetaInfoTable * * @param motion the target motion * @returns doc def for the meta infos */ private createMetaInfoTable(motion: ViewMotion, crMode: ChangeRecoMode): object { const metaTableBody = []; // submitters const submitters = motion.submitters .map(submitter => { return submitter.full_name; }) .join(', '); metaTableBody.push([ { text: `${this.translate.instant('Submitters')}:`, style: 'boldText' }, { text: submitters } ]); // state metaTableBody.push([ { text: `${this.translate.instant('State')}:`, style: 'boldText' }, { text: this.translate.instant(motion.state.name) } ]); // recommendation if (motion.recommendation) { metaTableBody.push([ { text: `${this.translate.instant('Recommendation')}:`, style: 'boldText' }, { text: this.translate.instant(motion.recommendation.recommendation_label) } ]); } // category if (motion.category) { metaTableBody.push([ { text: `${this.translate.instant('Category')}:`, style: 'boldText' }, { text: `${motion.category.prefix} - ${motion.category.name}` } ]); } // motion block if (motion.origin) { metaTableBody.push([ { text: `${this.translate.instant('Motion block')}:`, style: 'boldText' }, { text: motion.motion_block.title } ]); } // origin if (motion.origin) { metaTableBody.push([ { text: `${this.translate.instant('Origin')}:`, style: ['boldText', 'greyBackground'] }, { text: motion.origin } ]); } // TODO: Voting result, depends on polls // summary of change recommendations (for motion diff version only) const changeRecos = this.changeRecoRepo.getChangeRecoOfMotion(motion.id); if (crMode === ChangeRecoMode.Diff && changeRecos.length > 0) { const columnLineNumbers = []; const columnChangeType = []; changeRecos.forEach(changeReco => { // TODO: the function isTitleRecommendation() does not exist anymore. // Not sure if required or not // if (changeReco.isTitleRecommendation()) { // columnLineNumbers.push(gettextCatalog.getString('Title') + ': '); // } else { ... } // line numbers column let line; if (changeReco.line_from >= changeReco.line_to - 1) { line = changeReco.line_from; } else { line = changeReco.line_from + ' - ' + (changeReco.line_to - 1); } columnLineNumbers.push(`${this.translate.instant('Line')} ${line}: `); // change type column if (changeReco.type === 0) { columnChangeType.push(this.translate.instant('Replacement')); } else if (changeReco.type === 1) { columnChangeType.push(this.translate.instant('Insertion')); } else if (changeReco.type === 2) { columnChangeType.push(this.translate.instant('Deletion')); } else if (changeReco.type === 3) { columnChangeType.push(changeReco.other_description); } }); metaTableBody.push([ { text: this.translate.instant('Summary of changes'), style: 'boldText' }, { columns: [ { text: columnLineNumbers.join('\n'), width: 'auto' }, { text: columnChangeType.join('\n'), width: 'auto' } ], columnGap: 7 } ]); } return { table: { widths: ['35%', '65%'], body: metaTableBody }, margin: [0, 0, 0, 20], // That did not work too well in the past. Perhaps substitution by a pdfWorker the worker will be necessary layout: { fillColor: () => { return '#dddddd'; }, hLineWidth: (i, node) => { return i === 0 || i === node.table.body.length ? 0 : 0.5; }, vLineWidth: () => { return 0; }, hLineColor: () => { return 'white'; } } }; } /** * Creates the motion preamble * * @param motion the target motion * @returns doc def for the motion text */ private createPreamble(motion: ViewMotion): object { return { text: `${this.translate.instant(this.configService.instant('motions_preamble'))}`, margin: [0, 10, 0, 10] }; } /** * Creates the motion text - uses HTML to PDF * * @param motion the motion to convert to pdf * @param lnMode determine the used line mode * @param crMode determine the used change Recommendation mode * @returns doc def for the "the assembly may decide" preamble */ private createText(motion: ViewMotion, lnMode: LineNumberingMode, crMode: ChangeRecoMode): object { let motionText: string; if (motion.isParagraphBasedAmendment()) { // TODO: special docs for special amendment } else { // lead motion or normal amendments // TODO: Consider tile change recommendation const changes: ViewUnifiedChange[] = Object.assign( [], this.changeRecoRepo.getChangeRecoOfMotion(motion.id) ); // changes need to be sorted, by "line from". // otherwise, formatMotion will make unexpected results by messing up the // order of changes applied to the motion changes.sort((a, b) => a.getLineFrom() - b.getLineFrom()); // get the line length from the config const lineLength = this.configService.instant('motions_line_length'); motionText = this.motionRepo.formatMotion(motion.id, crMode, changes, lineLength); } return this.htmlToPdfService.convertHtml(motionText, lnMode); } /** * Creates the motion reason - uses HTML to PDF * * @param motion the target motion * @returns doc def for the reason as array */ private createReason(motion: ViewMotion, lnMode: LineNumberingMode): object { if (motion.reason) { const reason = []; // add the reason "head line" reason.push({ text: this.translate.instant('Reason'), style: 'heading3', margin: [0, 25, 0, 10] }); // determine the width of the reason depending on line numbering // currently not used // let columnWidth: string; // if (lnMode === LineNumberingMode.Outside) { // columnWidth = '80%'; // } else { // columnWidth = '100%'; // } reason.push({ columns: [ { // width: columnWidth, stack: this.htmlToPdfService.convertHtml(motion.reason) } ] }); return reason; } else { return {}; } } }