argos/dmp-frontend/src/app/ui/admin/dataset-profile/table-of-contents/table-of-contents.ts

606 lines
18 KiB
TypeScript

import { DOCUMENT } from '@angular/common';
import { AfterViewInit, Component, EventEmitter, Inject, Input, OnInit, Output } from '@angular/core';
import { UntypedFormArray } from '@angular/forms';
import { MatSnackBar, MatSnackBarConfig } from '@angular/material/snack-bar';
import { BaseComponent } from '@common/base/base.component';
import { TranslateService } from '@ngx-translate/core';
import { DragulaService } from 'ng2-dragula';
import { interval } from 'rxjs';
import { filter, takeUntil } from 'rxjs/operators';
import { NewEntryType, TableUpdateInfo, ToCEntry, ToCEntryType } from './table-of-contents-entry';
@Component({
selector: 'dataset-profile-table-of-contents',
styleUrls: ['./table-of-contents.scss'],
templateUrl: './table-of-contents.html'
})
export class DatasetProfileTableOfContents extends BaseComponent implements OnInit, AfterViewInit {
@Input() links: ToCEntry[];
@Input() itemSelected: ToCEntry;
@Input() colorizeInvalid: boolean = false;
@Input() viewOnly: boolean;
@Output() itemClick = new EventEmitter<ToCEntry>();
// @Output() newEntry = new EventEmitter<ToCEntry>();
@Output() removeEntry = new EventEmitter<ToCEntry>();
@Output() createEntry = new EventEmitter<NewEntryType>();
@Output() dataNeedsRefresh = new EventEmitter<TableUpdateInfo>();
isDragging: boolean = false;
draggingItemId: string = null;
tocEntryType = ToCEntryType;
DRAGULA_ITEM_ID_PREFIX = "table_item_id_";
ROOT_ID: string = "ROOT_ID";//no special meaning
private _dragStartedAt;
private VALID_DROP_TIME = 500;//ms
overcontainer: string = null;
$clock = interval(10);
scrollTableTop = false;
scrollTableBottom = false;
pxToScroll = 15;
constructor(
@Inject(DOCUMENT) private _document: Document,
private dragulaService: DragulaService,
private snackbar: MatSnackBar,
private language: TranslateService
) {
super();
if (this.dragulaService.find('TABLEDRAG')) {
this.dragulaService.destroy('TABLEDRAG');
}
const dragula = this.dragulaService.createGroup('TABLEDRAG', {});
const drake = dragula.drake;
drake.on('drop', (el, target, source, sibling) => {
if (this._dragStartedAt) {
const timeNow = new Date().getTime();
if (timeNow - this._dragStartedAt > this.VALID_DROP_TIME) {
// console.log('timenow: ', timeNow);
// console.log('timestarted', this._dragStartedAt);
this._dragStartedAt = null;
} else {
this.dataNeedsRefresh.emit();// even though the data is not changed the TABLE DRAG may has changed
return;
}
} else {
this.dataNeedsRefresh.emit();// even though the data is not changed the TABLE DRAG may has changed
return;
}
const elementId = (el.id as string).replace(this.DRAGULA_ITEM_ID_PREFIX, '');
const targetId = target.id as string;
const sourceId = source.id as string;
if (!(elementId && targetId && sourceId)) {
console.info('Elements do not have an id');
this.dataNeedsRefresh.emit();
return;
}
const element: ToCEntry = this._findTocEntryById(elementId, this.links);
const targetContainer: ToCEntry = this._findTocEntryById(targetId, this.links);
const sourceContainer: ToCEntry = this._findTocEntryById(sourceId, this.links);
if (!(element && (targetContainer || ((element.type === ToCEntryType.Page) && (targetId === this.ROOT_ID))) && (sourceContainer || ((element.type === ToCEntryType.Page) && (sourceId === this.ROOT_ID))))) {
// console.info('Could not find elements');
this.dataNeedsRefresh.emit();
//TODO: angular update //drake.cancel(true);
return;
}
switch (element.type) {
case ToCEntryType.FieldSet: {
if (targetContainer.type != this.tocEntryType.Section) {
// const message = 'Fieldset can only be child of Subsections';
const message = this.language.instant('DATASET-PROFILE-EDITOR.STEPS.FORM.TABLE-OF-CONTENTS.ERROR-MESSAGES.FIELDSET-MUST-HAVE-PARENT-SECTION');
// console.error(message);
this.notifyUser(message)
this.dataNeedsRefresh.emit();
return;
}
//check if target container has no sections
if ((targetContainer.form.get('sections') as UntypedFormArray).length) {
// const message = 'Cannot have inputs and sections on the same level';
const message = this.language.instant('DATASET-PROFILE-EDITOR.STEPS.FORM.TABLE-OF-CONTENTS.ERROR-MESSAGES.INPUT-SECTION-SAME-LEVEL');
this.notifyUser(message);
// console.error(message);
this.dataNeedsRefresh.emit();
return;
}
const fieldsetForm = element.form;
const targetFieldsets = targetContainer.form.get('fieldSets') as UntypedFormArray;
const sourceFieldsets = sourceContainer.form.get('fieldSets') as UntypedFormArray;
if (!targetFieldsets) {
console.info('Not target fieldsets container found');
this.dataNeedsRefresh.emit();
return;
}
let sourceOrdinal = -1;
let idx = -1;
sourceFieldsets.controls.forEach((elem, index) => {
if (elem.get('id').value === elementId) {
sourceOrdinal = elem.get('ordinal').value;
idx = index
}
});
if (sourceOrdinal >= 0 && idx >= 0) {
sourceFieldsets.removeAt(idx);
sourceFieldsets.controls.forEach(control => {
const ordinal = control.get('ordinal');
if ((ordinal.value >= sourceOrdinal) && sourceOrdinal > 0) {
const updatedOrdinalVal = ordinal.value - 1;
ordinal.setValue(updatedOrdinalVal);
}
});
sourceFieldsets.controls.sort(this._compareOrdinals);
}
let position: number = targetFieldsets.length;
if (!sibling || !sibling.id) {
console.info('No sibling Id found');
} else {
const siblingId = (sibling.id as string).replace(this.DRAGULA_ITEM_ID_PREFIX, '');
let siblingIndex = -1;
targetFieldsets.controls.forEach((e, idx) => {
if (e.get('id').value === siblingId) {
siblingIndex = idx;
position = e.get('ordinal').value;
}
});
if (siblingIndex >= 0) { //sibling found
targetFieldsets.controls.filter(control => control.get('ordinal').value >= position).forEach(control => {
const ordinal = control.get('ordinal');
const updatedOrdinalVal = ordinal.value + 1;
ordinal.setValue(updatedOrdinalVal);
})
}
}
fieldsetForm.get('ordinal').setValue(position);
targetFieldsets.insert(position, fieldsetForm);
targetFieldsets.controls.sort(this._compareOrdinals);
this.dataNeedsRefresh.emit({ draggedItemId: elementId });
break;
}
case ToCEntryType.Section: {
if (targetContainer.type == ToCEntryType.Section) {
if ((targetContainer.form.get('fieldSets') as UntypedFormArray).length) {
// const message = 'Cannot have inputs and sections on the same level';
const message = this.language.instant('DATASET-PROFILE-EDITOR.STEPS.FORM.TABLE-OF-CONTENTS.ERROR-MESSAGES.INPUT-SECTION-SAME-LEVEL');;
this.notifyUser(message);
// console.info(message);
this.dataNeedsRefresh.emit();
return;
}
const targetSections = targetContainer.form.get('sections') as UntypedFormArray;
const elementSectionForm = element.form;
const sourceSections = elementSectionForm.parent as UntypedFormArray;
if (!(targetSections && sourceSections && elementSectionForm)) {
console.info('Could not load sections');
this.dataNeedsRefresh.emit();
return;
}
let idx = -1;
sourceSections.controls.forEach((section, i) => {
if (section.get('id').value === elementId) {
idx = i;
}
});
if (!(idx >= 0)) {
console.info('Could not find element in Parent container');
this.dataNeedsRefresh.emit();
return;
}
sourceSections.controls.filter(control => control.get('ordinal').value >= elementSectionForm.get('ordinal').value).forEach(control => {
const ordinal = control.get('ordinal');
const updatedOrdinalVal = ordinal.value ? ordinal.value - 1 : 0;
ordinal.setValue(updatedOrdinalVal);
});
sourceSections.removeAt(idx);
let targetOrdinal = targetSections.length;
if (sibling && sibling.id) {
const siblingId = sibling.id.replace(this.DRAGULA_ITEM_ID_PREFIX, '');
targetSections.controls.forEach((section, i) => {
if (section.get('id').value === siblingId) {
targetOrdinal = section.get('ordinal').value;
}
})
// if(targetOrdinal!=targetSections.length){//mporei na einai idio
// section.get('ordinal').setValue(i+1);
targetSections.controls.filter(control => control.get('ordinal').value >= targetOrdinal).forEach(control => {
const ordinal = control.get('ordinal');
const updatedOrdinalVal = ordinal.value + 1;
ordinal.setValue(updatedOrdinalVal);
});
// }
} else {
console.info('no siblings found');
}
elementSectionForm.get('ordinal').setValue(targetOrdinal);
targetSections.insert(targetOrdinal, elementSectionForm);
} else if (targetContainer.type === ToCEntryType.Page) {
// const pageId = targetContainer.form.get('id').value;
const rootform = targetContainer.form.root;
const sectionForm = element.form;
const parentSections = sectionForm.parent as UntypedFormArray;
let parentIndex = -1;
parentSections.controls.forEach((section, i) => {
if (section.get('id').value === elementId) {
parentIndex = i
}
})
if (parentIndex < 0) {
console.info('could not locate section in parents array');
this.dataNeedsRefresh.emit();
return;
}
//update parent sections ordinal
parentSections.controls.filter(section => section.get('ordinal').value >= sectionForm.get('ordinal').value).forEach(section => {
const ordinal = section.get('ordinal');
const updatedOrdinalVal = ordinal.value ? ordinal.value - 1 : 0;
ordinal.setValue(updatedOrdinalVal);
})
parentSections.removeAt(parentIndex);
let position = 0;
if (targetContainer.subEntries) {
position = targetContainer.subEntries.length;
}
//populate sections
const targetSectionsArray = rootform.get('sections') as UntypedFormArray;
if (sibling && sibling.id) {
const siblingId = sibling.id.replace(this.DRAGULA_ITEM_ID_PREFIX, '');
let indx = -1;
targetContainer.subEntries.forEach((e, i) => {
if (e.form.get('id').value === siblingId) {
indx = i;
position = e.form.get('ordinal').value;
}
});
if (indx >= 0) {
// e.form.get('ordinal').setValue(i+1);
targetContainer.subEntries.filter(e => e.form.get('ordinal').value >= position).forEach(e => {
const ordinal = e.form.get('ordinal');
const updatedOrdinalVal = ordinal.value + 1;
ordinal.setValue(updatedOrdinalVal);
});
}
} else {
console.info('No sibling found');
}
sectionForm.get('ordinal').setValue(position);
sectionForm.get('page').setValue(targetContainer.id);
targetSectionsArray.push(sectionForm);
} else {
// const message = 'Drag not support to specific container';
const message = this.language.instant('DATASET-PROFILE-EDITOR.STEPS.FORM.TABLE-OF-CONTENTS.ERROR-MESSAGES.DRAG-NOT-SUPPORTED');
this.notifyUser(message);
// console.info(message);
this.dataNeedsRefresh.emit();
return;
}
this.dataNeedsRefresh.emit({ draggedItemId: elementId });
break;
}
case ToCEntryType.Page: {
if (targetId != this.ROOT_ID) {
// const message = 'A page element can only be at top level';
const message = this.language.instant('DATASET-PROFILE-EDITOR.STEPS.FORM.TABLE-OF-CONTENTS.ERROR-MESSAGES.PAGE-ELEMENT-ONLY-TOP-LEVEL');
this.notifyUser(message);
// console.info(message);
this.dataNeedsRefresh.emit();
return;
}
const rootForm = element.form.root;
if (!rootForm) {
console.info('Could not find root!')
this.dataNeedsRefresh.emit();
return;
}
const pages = rootForm.get('pages') as UntypedFormArray;
const pageForm = element.form;
let index = -1;
pages.controls.forEach((page, i) => {
if (page.get('id').value === elementId) {
index = i;
}
});
if (index < 0) {
console.info('Could not locate page on pages');
this.dataNeedsRefresh.emit();
return;
}
//ordinality
pages.controls.filter(page => page.get('ordinal').value >= pageForm.get('ordinal').value).forEach(page => {
const ordinal = page.get('ordinal');
const ordinalVal = ordinal.value ? ordinal.value - 1 : 0;
ordinal.setValue(ordinalVal);
});
pages.removeAt(index);
let targetPosition = pages.length;
if (sibling) {
const siblingId = sibling.id.replace(this.DRAGULA_ITEM_ID_PREFIX, '');
pages.controls.forEach((page, i) => {
if (page.get('id').value === siblingId) {
targetPosition = page.get('ordinal').value;
}
});
}
pageForm.get('ordinal').setValue(targetPosition);
//update ordinality
pages.controls.filter(page => page.get('ordinal').value >= targetPosition).forEach(page => {
const ordinal = page.get('ordinal');
const ordinalVal = ordinal.value + 1;
ordinal.setValue(ordinalVal);
});
pages.insert(targetPosition, pageForm);
this.dataNeedsRefresh.emit({ draggedItemId: elementId });
break;
}
default:
console.info('Could not support moving objects for specific type of element');
this.dataNeedsRefresh.emit();
return;
}
});
drake.on('drag', (el, source) => {
this._dragStartedAt = new Date().getTime();
// console.log('drag fired');
this.isDragging = true;
this.draggingItemId = (el.id as string).replace(this.DRAGULA_ITEM_ID_PREFIX, '');
// setTimeout(() => {
// if(this.isDragging){
// this._scrollIntoDragginItem(this.draggingItemId);
// }
// }, this.VALID_DROP_TIME);
});
drake.on('over', (el, container, source) => {
try {
this.overcontainer = container.id;
} catch (error) {
this.overcontainer = null;
}
});
drake.on('dragend', (el) => {
this.isDragging = false;
this.draggingItemId = null;
this.overcontainer = null;
});
}
ngAfterViewInit(): void {
const top = document.querySelector('.top-scroller');
const bottom = document.querySelector('.bottom-scroller');
const tableDiv = document.querySelector('#tocentrytable');
try {
top.addEventListener('mouseover', (e) => { this.scrollTableTop = true; }, {
passive: true
});
bottom.addEventListener('mouseover', (e) => { this.scrollTableBottom = true; }, {
passive: true
});
top.addEventListener('mouseout', (e) => { this.scrollTableTop = false }, {
passive: true
});
bottom.addEventListener('mouseout', (e) => { this.scrollTableBottom = false; }, {
passive: true
});
this.$clock
.pipe(
takeUntil(this._destroyed),
filter(() => this.scrollTableTop)
)
.subscribe(() => {
try {
tableDiv.scrollBy(0, -this.pxToScroll);
} catch { }
});
this.$clock
.pipe(
takeUntil(this._destroyed),
filter(() => this.scrollTableBottom)
)
.subscribe(() => {
try {
tableDiv.scrollBy(0, this.pxToScroll);
} catch { }
});
} catch {
console.log('could not find scrolling elements');
}
}
private _scrollIntoDragginItem(id: string) {
// const table = document.getElementById('tocentrytable');
// if(table){
// // const element = document.getElementById('TABLE_ENTRY'+id);
// console.log('Table found!');
// const element = document.getElementById('TABLE_ENTRY' + id);
// const elementFromTable = table.closest('#TABLE_ENTRY'+ id);
// if(elementFromTable){
// console.log('found from table:', elementFromTable);
// }
// if(element){
// console.log('Element found!');
// // element.classList.add('text-danger');
// // console.log(element);
// const tableRect = table.getBoundingClientRect();
// const elementRect = element.getBoundingClientRect();
// console.log('tablerect :',tableRect);
// console.log('elementRect :',elementRect);
// const dY = elementRect.top - tableRect.top;
// console.log('Distance from table is ', dY);
// // table.scroll({top:dY,behavior:'smooth'});
// console.log('found from document ', element);
// // element.scrollIntoView();
// }
// // element.scrollIntoView();
// }
}
private _findTocEntryById(id: string, tocentries: ToCEntry[]): ToCEntry {
if (!tocentries) {
return null;
}
let tocEntryFound = tocentries.find(entry => entry.id === id);
if (tocEntryFound) {
return tocEntryFound;
}
for (let entry of tocentries) {
const result = this._findTocEntryById(id, entry.subEntries);
if (result) {
tocEntryFound = result;
break;
}
}
return tocEntryFound ? tocEntryFound : null;
}
ngOnInit(): void {
}
itemClicked(item: ToCEntry) {
//leaf node
this.itemClick.emit(item);
}
// addNewEntry(tce: ToCEntry){
// this.newEntry.emit(tce);
// }
deleteEntry(currentLink: ToCEntry) {
this.removeEntry.emit(currentLink);
}
createNewEntry(newEntry: NewEntryType) {
this.createEntry.emit(newEntry);
}
onDataNeedsRefresh() {
this.dataNeedsRefresh.emit();
}
notifyUser(message: string) {
this.snackbar.open(message, null, this._snackBarConfig);
}
private _snackBarConfig: MatSnackBarConfig = {
duration: 2000
}
private _compareOrdinals(a, b) {
const aValue = a.get('ordinal').value as number;
const bValue = b.get('ordinal').value as number;
// if(!aValue || !bValue) return 0;
return aValue - bValue;
}
}