fix: tabs: restoring tree state from session data in some failure cases

This and 05aedbb, d21f816, 5979d7a, a2c6a59, c83df0b, 0d585f0 should
fix or at least decrease probability of problems related with broken tabs
structure on init (like #1507, #262, #267, and so on...)

Author: mbnuqw

src/services/tabs.fg.actions.ts

@@ -363,7 +363,6 @@ function restoreTabsFromCache(
 ): Tab[] {
   Logs.info('Tabs.restoreTabsFromCache')
 
-  let logWrongPanels: Record<string, null> | undefined
   const firstPanelId = lastPanel.id
   const idsMap: Record<ID, ID> = {}
   const tabs: Tab[] = []
@@ -393,8 +392,6 @@ function restoreTabsFromCache(
     // Normalize panelId
     const panel = Sidebar.panelsById[tab.panelId]
     if (!panel) {
-      if (!logWrongPanels) logWrongPanels = {}
-      logWrongPanels[tab.panelId] = null
       tab.panelId = lastPanel.id
     } else {
       if (!tab.pinned) {
@@ -414,10 +411,6 @@ function restoreTabsFromCache(
     tabs.push(tab)
   }
 
-  if (logWrongPanels) {
-    Logs.warn('Tabs loading: Cannot find panels: ' + Object.keys(logWrongPanels).join(' '))
-  }
-
   return tabs
 }
 
@@ -428,7 +421,6 @@ function restoreTabsFromSessionData(
 ): Tab[] {
   Logs.info('Tabs.restoreTabsFromSessionData')
 
-  let logWrongPanels: Record<string, null> | undefined
   const firstPanelId = lastPanel.id
   const idsMap: Record<ID, ID> = {}
   const tabs: Tab[] = []
@@ -462,17 +454,7 @@ function restoreTabsFromSessionData(
 
     // Normalize panelId
     const panel = Sidebar.panelsById[tab.panelId]
-    if (!panel) {
-      if (!logWrongPanels) logWrongPanels = {}
-      logWrongPanels[tab.panelId] = null
-      tab.panelId = lastPanel.id
-    } else {
-      if (!tab.pinned) {
-        // Check order of panels
-        if (panel.index < lastPanel.index) tab.panelId = lastPanel.id
-        else lastPanel = panel
-      }
-    }
+    if (!panel) tab.panelId = lastPanel.id
 
     // Use openerTabId as fallback for parentId
     if (tab.parentId === -1 && tab.openerTabId !== undefined && Tabs.byId[tab.openerTabId]) {
@@ -484,8 +466,28 @@ function restoreTabsFromSessionData(
     tabs.push(tab)
   }
 
-  if (logWrongPanels) {
-    Logs.warn('Tabs loading: Cannot find panels: ' + Object.keys(logWrongPanels).join(' '))
+  let lastPanelIndex = -1
+  for (const panel of Sidebar.panels) {
+    if (!Utils.isTabsPanel(panel)) continue
+
+    let prevTabIndex = -1
+    for (let ti = 0; ti < tabs.length; ti++) {
+      const tab = tabs[ti]
+      if (tab.pinned) continue
+
+      if (tab.panelId !== panel.id) continue
+
+      if (tab.index <= lastPanelIndex || (prevTabIndex !== -1 && tab.index - 1 !== prevTabIndex)) {
+        let prevTab = tabs[ti - 1] as Tab | undefined
+        if (prevTab?.pinned) prevTab = undefined
+        tab.panelId = prevTab?.panelId ?? firstPanelId
+        continue
+      }
+
+      prevTabIndex = tab.index
+    }
+
+    lastPanelIndex = prevTabIndex
   }
 
   return tabs