Prepare for #1793

plugins/send-save-in/savein.js

@@ -0,0 +1,75 @@
+(rl => {
+	const templateId = 'PopupsCompose',
+		folderListOptionsBuilder = () => {
+			const
+				aResult = [{
+					id: '',
+					name: '',
+					system: false,
+					disabled: false
+				}],
+				sDeepPrefix = '\u00A0\u00A0\u00A0',
+				showUnsubscribed = true/*!SettingsUserStore.hideUnsubscribed()*/,
+
+				foldersWalk = folders => {
+					folders.forEach(oItem => {
+						if (showUnsubscribed || oItem.hasSubscriptions() || !oItem.exists) {
+							aResult.push({
+								id: oItem.fullName,
+								name: sDeepPrefix.repeat(oItem.deep) + oItem.detailedName(),
+								system: false,
+								disabled: !oItem.selectable()
+							});
+						}
+
+						if (oItem.subFolders.length) {
+							foldersWalk(oItem.subFolders());
+						}
+					});
+				};
+
+
+			// FolderUserStore.folderList()
+			foldersWalk(rl.app.folderList() || []);
+
+			return aResult;
+		};
+
+	let oldSentFolderFn;
+
+	addEventListener('rl-view-model.create', e => {
+		if (templateId === e.detail.viewModelTemplateID) {
+			const view = e.detail; // ComposePopupView
+
+			view.sentFolderValue = ko.observable('');
+			view.sentFolderSelectList = ko.computed(folderListOptionsBuilder, {'pure':true});
+			view.defaultOptionsAfterRender = (domItem, item) =>
+				item && undefined !== item.disabled && domItem?.classList.toggle('disabled', domItem.disabled = item.disabled);
+
+			oldSentFolderFn = view.sentFolder.bind(view);
+			view.sentFolder = () => view.sentFolderValue() || oldSentFolderFn();
+
+			document.getElementById(templateId).content.querySelector('.b-header tbody').append(Element.fromHTML(`
+			<tr>
+				<td>Store in</td>
+				<td>
+					<select class="span3" data-bind="options: sentFolderSelectList, value: sentFolderValue,
+						optionsText: 'name', optionsValue: 'id', optionsAfterRender: defaultOptionsAfterRender"></select>
+					(When send, store a copy of the message in the selected folder)
+				</td>
+			</tr>`));
+
+			view.currentIdentity.subscribe(()=>{
+				view.sentFolderValue(oldSentFolderFn());
+			});
+		}
+	});
+
+	addEventListener('rl-vm-visible', e => {
+		if (templateId === e.detail.viewModelTemplateID) {
+			const view = e.detail; // ComposePopupView
+			view.sentFolderValue(oldSentFolderFn());
+		}
+	});
+
+})(window.rl);