mirror of
https://github.com/EGroupware/egroupware.git
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486 lines
12 KiB
TypeScript
486 lines
12 KiB
TypeScript
/**
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* EGroupware eTemplate2 - JS Link list object
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package etemplate
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* @subpackage api
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* @link https://www.egroupware.org
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* @author Nathan Gray
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* @copyright 2022 Nathan Gray
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*/
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import {Et2InputWidget} from "../Et2InputWidget/Et2InputWidget";
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import {FormControlMixin, ValidateMixin} from "@lion/form-core";
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import {css, html, LitElement, nothing} from "lit";
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import {ScopedElementsMixin} from "@lion/core";
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import {et2_createWidget, et2_widget} from "../et2_core_widget";
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import {et2_file} from "../et2_widget_file";
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import {Et2Button} from "../Et2Button/Et2Button";
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import {Et2LinkEntry} from "./Et2LinkEntry";
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import {egw} from "../../jsapi/egw_global";
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import {LinkInfo} from "./Et2Link";
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import type {ValidationType} from "@lion/form-core/types/validate/ValidateMixinTypes";
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import {ManualMessage} from "../Validators/ManualMessage";
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import {Et2Tabs} from "../Layout/Et2Tabs/Et2Tabs";
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import {Et2VfsSelectButton} from "../Et2Vfs/Et2VfsSelectButton";
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/**
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* Choose an existing entry, VFS file or local file, and link it to the current entry.
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*
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* If there is no "current entry", link information will be stored for submission instead
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* of being directly linked.
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*/
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export class Et2LinkTo extends Et2InputWidget(ScopedElementsMixin(FormControlMixin(ValidateMixin(LitElement))))
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{
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static get properties()
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{
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return {
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...super.properties,
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/**
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* Hide buttons to attach files
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*/
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noFiles: {type: Boolean},
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/**
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* Limit to just this application - hides app selection
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*/
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onlyApp: {type: String},
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/**
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* Limit to the listed applications (comma seperated)
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*/
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applicationList: {type: String},
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value: {type: Object}
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}
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}
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static get styles()
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{
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return [
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...super.styles,
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css`
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:host(.can_link) #link_button {
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display: initial;
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}
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#link_button {
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display: none;
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}
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et2-link-entry {
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flex: 1 1 auto;
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}
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.input-group__container {
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flex: 1 1 auto;
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}
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.input-group {
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display: flex;
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width: 100%;
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gap: 0.5rem;
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}
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.input-group__before {
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display: flex;
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gap: 0.5rem;
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}
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::slotted(.et2_file) {
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width: 30px;
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}
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`
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];
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}
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// Still not sure what this does, but it's important.
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// Seems to be related to rendering and what's available "inside"
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static get scopedElements()
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{
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return {
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// @ts-ignore
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...super.scopedElements,
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'et2-button': Et2Button,
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'et2-link-entry': Et2LinkEntry,
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'et2-vfs-select': Et2VfsSelectButton
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};
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}
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constructor()
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{
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super();
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this.noFiles = false;
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this.handleFilesUploaded = this.handleFilesUploaded.bind(this);
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this.handleEntrySelected = this.handleEntrySelected.bind(this);
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this.handleEntryCleared = this.handleEntryCleared.bind(this);
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this.handleLinkButtonClick = this.handleLinkButtonClick.bind(this);
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this.handleVfsSelected = this.handleVfsSelected.bind(this);
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this.handleLinkDeleted = this.handleLinkDeleted.bind(this);
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}
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firstUpdated()
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{
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// Add file buttons in
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// TODO: Replace when they're webcomponents
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this._fileButtons();
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}
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connectedCallback()
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{
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super.connectedCallback();
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this.getInstanceManager().DOMContainer.addEventListener("et2-delete", this.handleLinkDeleted);
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}
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disconnectedCallback()
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{
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super.disconnectedCallback();
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this.getInstanceManager().DOMContainer.removeEventListener("et2-delete", this.handleLinkDeleted);
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}
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_inputGroupBeforeTemplate()
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{
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// only set server-side callback, if we have a real application-id (not null or array)
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// otherwise it only gives an error on server-side
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let method = null;
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let method_id = null;
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if(this.value && this.value.to_id && typeof this.value.to_id != 'object')
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{
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method = 'EGroupware\\Api\\Etemplate\\Widget\\Link::ajax_link_existing';
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method_id = this.value.to_app + ':' + this.value.to_id;
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}
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return html`
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<slot name="before"></slot>
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<et2-vfs-select
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?readonly=${this.readonly}
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method=${method || nothing}
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method-id=${method_id || nothing}
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multiple
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title=${this.egw().lang("link")}
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.buttonLabel=${this.egw().lang('Link')}
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.onchange=${this.handleVfsSelected}
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>
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<et2-button slot="footer" image="copy" id="copy" style="order:3" noSubmit="true"
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label=${this.egw().lang("copy")}></et2-button>
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<et2-button slot="footer" image="move" id="move" style="order:3" noSubmit="true"
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label=${this.egw().lang("move")}></et2-button>
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</et2-vfs-select>`;
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}
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/**
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* @return {TemplateResult}
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* @protected
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*/
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_inputGroupInputTemplate()
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{
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return html`
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<et2-link-entry .onlyApp="${this.onlyApp}"
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.applicationList="${this.applicationList}"
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.readonly=${this.readonly}
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@sl-change=${this.handleEntrySelected}
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@sl-clear="${this.handleEntryCleared}">
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</et2-link-entry>
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<et2-button id="link_button" label="Link" class="link" .noSubmit=${true}
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@click=${this.handleLinkButtonClick}>
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</et2-button>
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`;
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}
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// TODO: Replace when they're webcomponents
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_fileButtons()
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{
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if(this.noFiles)
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{
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return "";
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}
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// File upload
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//@ts-ignore IDE doesn't know about Et2WidgetClass
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let self : Et2WidgetClass | et2_widget = this;
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let file_attrs = {
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multiple: true,
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id: this.id + '_file',
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label: '',
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// Make the whole template a drop target
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drop_target: this.getInstanceManager().DOMContainer.getAttribute("id"),
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readonly: this.readonly,
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// Change to this tab when they drop
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onStart: function(event, file_count)
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{
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// Find the tab widget, if there is one
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let tabs = self;
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do
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{
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tabs = tabs.getParent();
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}
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while(tabs != self.getRoot() && tabs.getType() != 'ET2-TABBOX');
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if(tabs != self.getRoot())
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{
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(<Et2Tabs><unknown>tabs).activateTab(self);
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}
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return true;
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},
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onFinish: function(event, file_count)
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{
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// Auto-link uploaded files
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self.handleFilesUploaded(event);
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}
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};
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this.file_upload = <et2_file>et2_createWidget("file", file_attrs, this);
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this.file_upload.set_readonly(this.readonly);
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this.file_upload.getDOMNode().slot = "before";
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this.append(this.file_upload.getDOMNode());
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}
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/**
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* Create links
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*
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* Using current value for one end of the link, create links to the provided files or entries
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*
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* @param _links
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*/
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createLink(_links : LinkInfo[])
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{
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let links : LinkInfo[];
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if(typeof _links == 'undefined')
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{
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links = [];
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}
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else
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{
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links = _links;
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}
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// If no link array was passed in, don't make the ajax call
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if(links.length > 0)
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{
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egw.request("EGroupware\\Api\\Etemplate\\Widget\\Link::ajax_link",
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[this.value.to_app, this.value.to_id, links]).then((result) => this._link_result(result))
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}
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}
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/**
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* Sent some links, server has a result
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*
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* @param {Object} success
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*/
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_link_result(success)
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{
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if(success)
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{
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// Show some kind of success...
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// Reset
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this.resetAfterLink();
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// Server says it's OK, but didn't store - we'll send this again on submit
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// This happens if you link to something before it's saved to the DB
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if(typeof success == "object")
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{
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// Save as appropriate in value
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if(typeof this.value != "object")
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{
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this.value = {};
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}
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this.value.to_id = success;
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for(let link in success)
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{
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// Icon should be in registry
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if(typeof success[link].icon == 'undefined')
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{
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success[link].icon = egw.link_get_registry(success[link].app, 'icon');
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// No icon, try by mime type - different place for un-saved entries
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if(success[link].icon == false && success[link].id.type)
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{
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// Triggers icon by mime type, not thumbnail or app
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success[link].type = success[link].id.type;
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success[link].icon = true;
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}
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}
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// Special handling for file - if not existing, we can't ask for title
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if(success[link].app == 'file' && typeof success[link].title == 'undefined')
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{
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success[link].title = success[link].id.name || '';
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}
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}
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}
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// Send an event so listeners can update
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this.dispatchEvent(new CustomEvent("et2-change", {
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bubbles: true,
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detail: typeof success == "object" ? Object.values(success) : []
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}));
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}
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else
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{
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this.validators.push(new ManualMessage(this.egw().lang("failed")));
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}
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this.dispatchEvent(new CustomEvent('link.et2_link_to', {bubbles: true, detail: success}));
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}
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/**
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* A link was attempted. Reset internal values to get ready for the next one.
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*/
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resetAfterLink()
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{
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// Hide link button again
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this.classList.remove("can_link");
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this.link_button.image = "";
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// Clear internal
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delete this.value.app;
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delete this.value.id;
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// Clear file upload
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for(var file in this.file_upload.options.value)
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{
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delete this.file_upload.options.value[file];
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}
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this.file_upload.progress.empty();
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// Clear link entry
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this.select.value = {app: this.select.app, id: ""};
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this.select._searchNode.clearSearch();
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this.select._searchNode.select_options = [];
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}
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/**
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* Files have been uploaded (successfully), ready to link
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*
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* @param event
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* @protected
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*/
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handleFilesUploaded(event)
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{
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this.classList.add("can_link");
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let links = [];
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// Get files from file upload widget
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let files = this.file_upload.get_value();
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for(let file in files)
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{
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links.push({
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app: 'file',
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id: file,
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name: files[file].name,
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type: files[file].type,
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// Not sure what this is...
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/*
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remark: jQuery("li[file='" + files[file].name.replace(/'/g, '"') + "'] > input", self.file_upload.progress)
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.filter(function ()
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{
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return jQuery(this).attr("placeholder") != jQuery(this).val();
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}).val()
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*/
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});
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}
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this.createLink(links);
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}
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/**
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* An entry has been selected, ready to link
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*
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*/
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handleEntrySelected(event)
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{
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// Could be the app, could be they selected an entry
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if(event.target == this.select._searchNode)
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{
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this.classList.add("can_link");
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this.link_button.focus();
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}
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}
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/**
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* An entry was selected, but instead of clicking "Link", the user cleared the selection
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*/
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handleEntryCleared(event)
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{
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this.classList.remove("can_link");
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}
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handleLinkButtonClick(event : MouseEvent)
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{
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this.link_button.image = "loading";
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let link_info : LinkInfo[] = [];
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if(this.select.value)
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{
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let selected = this.select.value;
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// Extra complicated because LinkEntry doesn't always return a LinkInfo
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if(this.onlyApp)
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{
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selected = <LinkInfo>{app: this.onlyApp, id: selected};
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}
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link_info.push(<LinkInfo>selected);
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}
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this.createLink(link_info)
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}
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/**
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* Handle a link being removed
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*
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* Event is thrown every time a link is removed (from a LinkList) but we only care if the
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* entry hasn't been saved yet and has no ID. In this case we've been keeping the list
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* to submit and link server-side so we have to remove the deleted link from our list.
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*
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* @param {CustomEvent} e
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*/
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handleLinkDeleted(e : CustomEvent)
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{
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if(e && e.detail && this.value && typeof this.value.to_id == "object")
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{
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delete this.value.to_id[e.detail.link_id || ""]
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}
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}
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handleVfsSelected(event, select : Et2VfsSelectButton)
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{
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let values = true;
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// If entry not yet saved, store for linking on server
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if(!this.value.to_id || typeof this.value.to_id == 'object')
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{
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values = this.value.to_id || {};
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const files = select.value;
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if(typeof files !== 'undefined')
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{
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for(var i = 0; i < files.length; i++)
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{
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values['link:' + files[i]] = {
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app: 'link',
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id: files[i],
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type: 'unknown',
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icon: 'link',
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remark: '',
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title: files[i]
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};
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}
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}
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}
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this._link_result(values);
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}
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get link_button() : Et2Button
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{
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return this.shadowRoot.querySelector("#link_button");
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}
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get select() : Et2LinkEntry
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{
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return this.shadowRoot.querySelector("et2-link-entry");
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}
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/**
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* Types of validation supported by this FormControl (for instance 'error'|'warning'|'info')
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*
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* @type {ValidationType[]}
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*/
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static get validationTypes() : ValidationType[]
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{
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return ['error', 'success'];
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}
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}
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// @ts-ignore TypeScript is not recognizing that this widget is a LitElement
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customElements.define("et2-link-to", Et2LinkTo); |