From 7939185087eb36511d71f7e0d02b3f9f874a5aaa Mon Sep 17 00:00:00 2001
From: ivk <ivk@tutao.de>
Date: Wed, 4 Dec 2024 12:00:00 +0100
Subject: [PATCH] Refactor WebMobileFacade to delegate to MailView more

We do not need to parse or manipulate URLs directly since MailView
can use MailViewModel.
---
 src/calendar-app/calendarLocator.ts       |  2 +-
 src/common/native/main/WebMobileFacade.ts | 16 +---------------
 src/mail-app/mail/view/MailView.ts        | 13 +++++++++++--
 src/mail-app/mailLocator.ts               | 19 +------------------
 4 files changed, 14 insertions(+), 36 deletions(-)

diff --git a/src/calendar-app/calendarLocator.ts b/src/calendar-app/calendarLocator.ts
index 0e9ca49d6d2c..6535d454428c 100644
--- a/src/calendar-app/calendarLocator.ts
+++ b/src/calendar-app/calendarLocator.ts
@@ -640,7 +640,7 @@ class CalendarLocator {
 			const { createNativeInterfaces, createDesktopInterfaces } = await import("../common/native/main/NativeInterfaceFactory.js")
 			const { OpenCalendarHandler } = await import("../common/native/main/OpenCalendarHandler.js")
 			const openCalendarHandler = new OpenCalendarHandler(this.logins)
-			this.webMobileFacade = new WebMobileFacade(this.connectivityModel, this.mailboxModel, CALENDAR_PREFIX)
+			this.webMobileFacade = new WebMobileFacade(this.connectivityModel, CALENDAR_PREFIX)
 			this.nativeInterfaces = createNativeInterfaces(
 				this.webMobileFacade,
 				new WebDesktopFacade(this.logins, async () => this.native),
diff --git a/src/common/native/main/WebMobileFacade.ts b/src/common/native/main/WebMobileFacade.ts
index 77bc51fa5334..d298231ae2b5 100644
--- a/src/common/native/main/WebMobileFacade.ts
+++ b/src/common/native/main/WebMobileFacade.ts
@@ -23,12 +23,7 @@ export class WebMobileFacade implements MobileFacade {
 
 	private isAppVisible: stream<boolean> = stream(false)
 
-	constructor(
-		private readonly connectivityModel: WebsocketConnectivityModel,
-		private readonly mailboxModel: MailboxModel,
-		private readonly baseViewPrefix: string,
-		private readonly mailBackNewRoute?: (currentRoute: string) => Promise<string | null>,
-	) {}
+	constructor(private readonly connectivityModel: WebsocketConnectivityModel, private readonly baseViewPrefix: string) {}
 
 	public getIsAppVisible(): stream<boolean> {
 		return this.isAppVisible
@@ -84,15 +79,6 @@ export class WebMobileFacade implements MobileFacade {
 				// go back to mail or calendar from other paths
 				m.route.set(this.baseViewPrefix)
 				return true
-			} else if (viewSlider && viewSlider.isFirstBackgroundColumnFocused()) {
-				if (currentRoute.startsWith(MAIL_PREFIX) && this.mailBackNewRoute) {
-					const newRoute = await this.mailBackNewRoute(currentRoute)
-					if (newRoute) {
-						m.route.set(newRoute)
-						return true
-					}
-				}
-				return false
 			} else {
 				return false
 			}
diff --git a/src/mail-app/mail/view/MailView.ts b/src/mail-app/mail/view/MailView.ts
index d0c7e937d755..f104cb3563c7 100644
--- a/src/mail-app/mail/view/MailView.ts
+++ b/src/mail-app/mail/view/MailView.ts
@@ -3,7 +3,7 @@ import { ViewSlider } from "../../../common/gui/nav/ViewSlider.js"
 import { ColumnType, ViewColumn } from "../../../common/gui/base/ViewColumn"
 import { lang } from "../../../common/misc/LanguageViewModel"
 import { Dialog } from "../../../common/gui/base/Dialog"
-import { FeatureType, Keys, MailSetKind } from "../../../common/api/common/TutanotaConstants"
+import { FeatureType, getMailFolderType, Keys, MailSetKind } from "../../../common/api/common/TutanotaConstants"
 import { AppHeaderAttrs, Header } from "../../../common/gui/Header.js"
 import type { Mail, MailBox, MailFolder } from "../../../common/api/entities/tutanota/TypeRefs.js"
 import { noOp, ofClass } from "@tutao/tutanota-utils"
@@ -407,8 +407,17 @@ export class MailView extends BaseTopLevelView implements TopLevelView<MailViewA
 		if (listModel && listModel.state.inMultiselect) {
 			listModel.selectNone()
 			return true
+		} else if (this.viewSlider.isFirstBackgroundColumnFocused()) {
+			const folder = this.mailViewModel.getFolder()
+			if (folder == null || getMailFolderType(folder) !== MailSetKind.INBOX) {
+				this.mailViewModel.switchToFolder(MailSetKind.INBOX)
+				return true
+			} else {
+				return false
+			}
+		} else {
+			return false
 		}
-		return false
 	}
 
 	private renderHeaderRightView(): Children {
diff --git a/src/mail-app/mailLocator.ts b/src/mail-app/mailLocator.ts
index d3144060a0cb..6c28225cc4ad 100644
--- a/src/mail-app/mailLocator.ts
+++ b/src/mail-app/mailLocator.ts
@@ -797,24 +797,7 @@ class MailLocator {
 			const { OpenCalendarHandler } = await import("../common/native/main/OpenCalendarHandler.js")
 			const openCalendarHandler = new OpenCalendarHandler(this.logins)
 
-			this.webMobileFacade = new WebMobileFacade(this.connectivityModel, this.mailboxModel, MAIL_PREFIX, async (currentRoute: string) => {
-				// If the first background column is focused in mail view (showing a folder), move to inbox.
-				// If in inbox already, quit
-				const parts = currentRoute.split("/").filter((part) => part !== "")
-
-				if (parts.length > 1) {
-					const selectedMailListId = parts[1]
-					const [mailboxDetail] = await this.mailboxModel.getMailboxDetails()
-					const folders = await this.mailModel.getMailboxFoldersForId(assertNotNull(mailboxDetail.mailbox.folders)._id)
-					const inboxFolderId = getElementId(assertSystemFolderOfType(folders, MailSetKind.INBOX))
-
-					if (inboxFolderId !== selectedMailListId) {
-						return MAIL_PREFIX + "/" + inboxFolderId
-					}
-				}
-
-				return null
-			})
+			this.webMobileFacade = new WebMobileFacade(this.connectivityModel, MAIL_PREFIX)
 
 			this.nativeInterfaces = createNativeInterfaces(
 				this.webMobileFacade,