diff --git a/src/ModMan/Context/FastFileContext.cpp b/src/ModMan/Context/FastFileContext.cpp
index 2a5f8112..1027b488 100644
--- a/src/ModMan/Context/FastFileContext.cpp
+++ b/src/ModMan/Context/FastFileContext.cpp
@@ -10,7 +10,7 @@ namespace fs = std::filesystem;
 
 namespace
 {
-    constexpr double MIN_PROGRESS_TO_REPORT = 0.005;
+    constexpr double MIN_PROGRESS_TO_REPORT = 0.5;
 
     class LoadingEventProgressReporter : public ProgressCallback
     {
@@ -23,7 +23,7 @@ namespace
 
         void OnProgress(const size_t current, const size_t total) override
         {
-            const double percentage = static_cast<double>(current) / static_cast<double>(total);
+            const double percentage = static_cast<double>(current) / static_cast<double>(total) * 100.0;
 
             if (percentage - m_last_progress >= MIN_PROGRESS_TO_REPORT)
             {
@@ -38,38 +38,53 @@ namespace
     };
 } // namespace
 
+LoadedZone::LoadedZone(std::unique_ptr<Zone> zone, std::string filePath)
+    : m_zone(std::move(zone)),
+      m_file_path(std::move(filePath))
+{
+}
+
 void FastFileContext::Destroy()
 {
     // Unload all zones
     m_loaded_zones.clear();
 }
 
-result::Expected<Zone*, std::string> FastFileContext::LoadFastFile(const std::string& path)
+result::Expected<LoadedZone*, std::string> FastFileContext::LoadFastFile(const std::string& path)
 {
     auto zone = ZoneLoading::LoadZone(path, std::make_unique<LoadingEventProgressReporter>(fs::path(path).filename().replace_extension().string()));
     if (!zone)
         return result::Unexpected(std::move(zone.error()));
 
-    auto* result = m_loaded_zones.emplace_back(std::move(*zone)).get();
+    auto loadedZone = std::make_unique<LoadedZone>(std::move(*zone), path);
 
-    ui::NotifyZoneLoaded(result->m_name, path);
+    LoadedZone* result;
+    {
+        std::lock_guard lock(m_zone_lock);
+        result = m_loaded_zones.emplace_back(std::move(loadedZone)).get();
+    }
+
+    ui::NotifyZoneLoaded(*result);
 
     return result;
 }
 
 result::Expected<NoResult, std::string> FastFileContext::UnloadZone(const std::string& zoneName)
 {
-    const auto existingZone = std::ranges::find_if(m_loaded_zones,
-                                                   [&zoneName](const std::unique_ptr<Zone>& zone)
-                                                   {
-                                                       return zone->m_name == zoneName;
-                                                   });
-
-    if (existingZone != m_loaded_zones.end())
     {
-        m_loaded_zones.erase(existingZone);
-        ui::NotifyZoneUnloaded(zoneName);
-        return NoResult();
+        std::lock_guard lock(m_zone_lock);
+        const auto existingZone = std::ranges::find_if(m_loaded_zones,
+                                                       [&zoneName](const std::unique_ptr<LoadedZone>& loadedZone)
+                                                       {
+                                                           return loadedZone->m_zone->m_name == zoneName;
+                                                       });
+
+        if (existingZone != m_loaded_zones.end())
+        {
+            m_loaded_zones.erase(existingZone);
+            ui::NotifyZoneUnloaded(zoneName);
+            return NoResult();
+        }
     }
 
     return result::Unexpected(std::format("No zone with name {} loaded", zoneName));
diff --git a/src/ModMan/Context/FastFileContext.h b/src/ModMan/Context/FastFileContext.h
index a3f87a42..e769e34f 100644
--- a/src/ModMan/Context/FastFileContext.h
+++ b/src/ModMan/Context/FastFileContext.h
@@ -4,15 +4,26 @@
 #include "Zone/Zone.h"
 
 #include <memory>
+#include <shared_mutex>
 #include <vector>
 
+class LoadedZone
+{
+public:
+    std::unique_ptr<Zone> m_zone;
+    std::string m_file_path;
+
+    LoadedZone(std::unique_ptr<Zone> zone, std::string filePath);
+};
+
 class FastFileContext
 {
 public:
     void Destroy();
 
-    result::Expected<Zone*, std::string> LoadFastFile(const std::string& path);
+    result::Expected<LoadedZone*, std::string> LoadFastFile(const std::string& path);
     result::Expected<NoResult, std::string> UnloadZone(const std::string& zoneName);
 
-    std::vector<std::unique_ptr<Zone>> m_loaded_zones;
+    std::vector<std::unique_ptr<LoadedZone>> m_loaded_zones;
+    std::shared_mutex m_zone_lock;
 };
diff --git a/src/ModMan/Web/Binds/UnlinkingBinds.cpp b/src/ModMan/Web/Binds/UnlinkingBinds.cpp
index 82d9d9b2..ba3f7a58 100644
--- a/src/ModMan/Web/Binds/UnlinkingBinds.cpp
+++ b/src/ModMan/Web/Binds/UnlinkingBinds.cpp
@@ -23,7 +23,7 @@ namespace
 
     NLOHMANN_DEFINE_TYPE_EXTENSION(ZoneUnlinkProgressDto, zoneName, percentage);
 
-    constexpr double MIN_PROGRESS_TO_REPORT = 0.005;
+    constexpr double MIN_PROGRESS_TO_REPORT = 0.5;
 
     class UnlinkingEventProgressReporter : public ProgressCallback
     {
@@ -36,7 +36,7 @@ namespace
 
         void OnProgress(const size_t current, const size_t total) override
         {
-            const double percentage = static_cast<double>(current) / static_cast<double>(total);
+            const double percentage = static_cast<double>(current) / static_cast<double>(total) * 100.0;
 
             if (percentage - m_last_progress >= MIN_PROGRESS_TO_REPORT)
             {
@@ -54,17 +54,17 @@ namespace
     {
         const auto& context = ModManContext::Get().m_fast_file;
         const auto existingZone = std::ranges::find_if(context.m_loaded_zones,
-                                                       [&zoneName](const std::unique_ptr<Zone>& zone)
+                                                       [&zoneName](const std::unique_ptr<LoadedZone>& loadedZone)
                                                        {
-                                                           return zone->m_name == zoneName;
+                                                           return loadedZone->m_zone->m_name == zoneName;
                                                        });
 
         if (existingZone == context.m_loaded_zones.end())
             return result::Unexpected(std::format("No zone with name {} loaded", zoneName));
 
-        const auto& zone = *existingZone->get();
+        const auto& loadedZone = *existingZone->get();
 
-        const auto* objWriter = IObjWriter::GetObjWriterForGame(zone.m_game_id);
+        const auto* objWriter = IObjWriter::GetObjWriterForGame(loadedZone.m_zone->m_game_id);
 
         const auto outputFolderPath = fs::path(utils::GetExecutablePath()).parent_path() / "zone_dump" / zoneName;
         const auto outputFolderPathStr = outputFolderPath.string();
@@ -72,7 +72,7 @@ namespace
         OutputPathFilesystem outputFolderOutputPath(outputFolderPath);
         SearchPaths searchPaths;
         AssetDumpingContext dumpingContext(
-            zone, outputFolderPathStr, outputFolderOutputPath, searchPaths, std::make_unique<UnlinkingEventProgressReporter>(zoneName));
+            *loadedZone.m_zone, outputFolderPathStr, outputFolderOutputPath, searchPaths, std::make_unique<UnlinkingEventProgressReporter>(zoneName));
         objWriter->DumpZone(dumpingContext);
 
         return NoResult();
diff --git a/src/ModMan/Web/Binds/ZoneBinds.cpp b/src/ModMan/Web/Binds/ZoneBinds.cpp
index fd538376..01b2fd70 100644
--- a/src/ModMan/Web/Binds/ZoneBinds.cpp
+++ b/src/ModMan/Web/Binds/ZoneBinds.cpp
@@ -7,6 +7,15 @@
 
 namespace
 {
+    class ZoneDto
+    {
+    public:
+        std::string name;
+        std::string filePath;
+    };
+
+    NLOHMANN_DEFINE_TYPE_EXTENSION(ZoneDto, name, filePath);
+
     class ZoneLoadProgressDto
     {
     public:
@@ -19,11 +28,10 @@ namespace
     class ZoneLoadedDto
     {
     public:
-        std::string zoneName;
-        std::string filePath;
+        ZoneDto zone;
     };
 
-    NLOHMANN_DEFINE_TYPE_EXTENSION(ZoneLoadedDto, zoneName, filePath);
+    NLOHMANN_DEFINE_TYPE_EXTENSION(ZoneLoadedDto, zone);
 
     class ZoneUnloadedDto
     {
@@ -33,6 +41,33 @@ namespace
 
     NLOHMANN_DEFINE_TYPE_EXTENSION(ZoneUnloadedDto, zoneName);
 
+    ZoneDto CreateZoneDto(const LoadedZone& loadedZone)
+    {
+        return ZoneDto{
+            .name = loadedZone.m_zone->m_name,
+            .filePath = loadedZone.m_file_path,
+        };
+    }
+
+    std::vector<ZoneDto> GetLoadedZones()
+    {
+        auto& context = ModManContext::Get().m_fast_file;
+
+        std::vector<ZoneDto> result;
+
+        {
+            std::shared_lock lock(context.m_zone_lock);
+            result.reserve(context.m_loaded_zones.size());
+
+            for (const auto& loadedZone : context.m_loaded_zones)
+            {
+                result.emplace_back(CreateZoneDto(*loadedZone));
+            }
+        }
+
+        return result;
+    }
+
     void LoadFastFile(webview::webview& wv, std::string id, std::string path) // NOLINT(performance-unnecessary-value-param) Copy is made for thread safety
     {
         ModManContext::Get().m_db_thread.Dispatch(
@@ -45,10 +80,9 @@ namespace
                     ui::PromiseResolve(wv,
                                        id,
                                        ZoneLoadedDto{
-                                           .zoneName = maybeZone.value()->m_name,
-                                           .filePath = path,
+                                           .zone = CreateZoneDto(*maybeZone.value()),
                                        });
-                    con::debug("Loaded zone \"{}\"", maybeZone.value()->m_name);
+                    con::debug("Loaded zone \"{}\"", maybeZone.value()->m_zone->m_name);
                 }
                 else
                 {
@@ -89,11 +123,10 @@ namespace ui
         Notify(*ModManContext::Get().m_main_webview, "zoneLoadProgress", dto);
     }
 
-    void NotifyZoneLoaded(std::string zoneName, std::string fastFilePath)
+    void NotifyZoneLoaded(const LoadedZone& loadedZone)
     {
         const ZoneLoadedDto dto{
-            .zoneName = std::move(zoneName),
-            .filePath = std::move(fastFilePath),
+            .zone = CreateZoneDto(loadedZone),
         };
         Notify(*ModManContext::Get().m_main_webview, "zoneLoaded", dto);
     }
@@ -108,6 +141,13 @@ namespace ui
 
     void RegisterZoneBinds(webview::webview& wv)
     {
+        BindRetOnly<std::vector<ZoneDto>>(wv,
+                                          "getZones",
+                                          []
+                                          {
+                                              return GetLoadedZones();
+                                          });
+
         BindAsync<std::string>(wv,
                                "loadFastFile",
                                [&wv](const std::string& id, std::string path)
diff --git a/src/ModMan/Web/Binds/ZoneBinds.h b/src/ModMan/Web/Binds/ZoneBinds.h
index 142d5e5b..ee2efda8 100644
--- a/src/ModMan/Web/Binds/ZoneBinds.h
+++ b/src/ModMan/Web/Binds/ZoneBinds.h
@@ -1,11 +1,12 @@
 #pragma once
 
+#include "Context/FastFileContext.h"
 #include "Web/WebViewLib.h"
 
 namespace ui
 {
     void NotifyZoneLoadProgress(std::string zoneName, double percentage);
-    void NotifyZoneLoaded(std::string zoneName, std::string fastFilePath);
+    void NotifyZoneLoaded(const LoadedZone& loadedZone);
     void NotifyZoneUnloaded(std::string zoneName);
 
     void RegisterZoneBinds(webview::webview& wv);
diff --git a/src/ModManUi/src/App.vue b/src/ModManUi/src/App.vue
index d79530fc..8e4f6e0f 100644
--- a/src/ModManUi/src/App.vue
+++ b/src/ModManUi/src/App.vue
@@ -1,80 +1,21 @@
 <script setup lang="ts">
 import Button from "primevue/button";
-import { computed, ref } from "vue";
-import { webviewAddEventListener, webviewBinds } from "@/native";
-import ProgressBar from "primevue/progressbar";
+import { webviewBinds } from "@/native";
 import ZoneSelector from "./components/ZoneSelector.vue";
+import { useZoneStore } from "./stores/ZoneStore";
 
-const loadingFastFile = ref(false);
-const unlinkingFastFile = ref(false);
-const lastPercentage = ref<number>(0);
-
-const performingAction = computed<boolean>(() => loadingFastFile.value || unlinkingFastFile.value);
+const zoneStore = useZoneStore();
 
 async function openFastFileSelect() {
   return await webviewBinds.openFileDialog({ filters: [{ name: "Fastfiles", filter: "*.ff" }] });
 }
 
 async function onOpenFastFileClick() {
-  if (performingAction.value) return;
-
   const fastFilePath = await openFastFileSelect();
   if (!fastFilePath) return;
 
-  loadingFastFile.value = true;
-  lastPercentage.value = 0;
-
-  webviewBinds
-    .loadFastFile(fastFilePath)
-    .catch((e: string) => {
-      console.error("Failed to load fastfile:", e);
-    })
-    .finally(() => {
-      loadingFastFile.value = false;
-      lastPercentage.value = 100;
-    });
+  zoneStore.loadFastFile(fastFilePath);
 }
-
-async function onUnlinkFastFileClick() {
-  if (performingAction.value) return;
-
-  const fastFilePath = await openFastFileSelect();
-  if (!fastFilePath) return;
-
-  try {
-    unlinkingFastFile.value = true;
-
-    let loadedZoneName: string;
-    try {
-      lastPercentage.value = 0;
-      loadedZoneName = (await webviewBinds.loadFastFile(fastFilePath)).zoneName;
-    } catch (e: unknown) {
-      console.error("Failed to load fastfile:", e as string);
-      return;
-    }
-
-    try {
-      lastPercentage.value = 0;
-      await webviewBinds.unlinkZone(loadedZoneName);
-    } catch (e: unknown) {
-      console.error("Failed to unlink fastfile:", e as string);
-      return;
-    } finally {
-      webviewBinds.unloadZone(loadedZoneName);
-    }
-  } finally {
-    unlinkingFastFile.value = false;
-    lastPercentage.value = 100;
-  }
-}
-
-webviewAddEventListener("zoneLoadProgress", (dto) => {
-  lastPercentage.value = Math.floor(dto.percentage * 1000) / 10;
-});
-
-webviewAddEventListener("zoneUnlinkProgress", (dto) => {
-  lastPercentage.value = Math.floor(dto.percentage * 1000) / 10;
-});
 </script>
 
 <template>
@@ -83,28 +24,10 @@ webviewAddEventListener("zoneUnlinkProgress", (dto) => {
     <small>Nothing to see here yet, this is mainly for testing</small>
 
     <div class="actions">
-      <Button
-        label="Load fastfile"
-        :disabled="performingAction"
-        :loading="loadingFastFile"
-        @click="onOpenFastFileClick"
-      />
-      <Button
-        label="Unlink fastfile"
-        :disabled="performingAction"
-        :loading="unlinkingFastFile"
-        @click="onUnlinkFastFileClick"
-      />
+      <Button label="Load fastfile" @click="onOpenFastFileClick" />
     </div>
 
     <ZoneSelector />
-
-    <ProgressBar
-      v-if="performingAction"
-      class="progressbar"
-      :show-value="false"
-      :value="lastPercentage"
-    />
   </main>
 </template>
 
@@ -113,6 +36,7 @@ webviewAddEventListener("zoneUnlinkProgress", (dto) => {
   display: flex;
   justify-content: center;
   column-gap: 0.5em;
+  margin-top: 1em;
 }
 
 .zone-list {
diff --git a/src/ModManUi/src/components/ZoneSelector.vue b/src/ModManUi/src/components/ZoneSelector.vue
index bc098574..2e4ab4b0 100644
--- a/src/ModManUi/src/components/ZoneSelector.vue
+++ b/src/ModManUi/src/components/ZoneSelector.vue
@@ -1,17 +1,46 @@
 <script setup lang="ts">
 import Button from "primevue/button";
+import ProgressBar from "primevue/progressbar";
 import Listbox from "primevue/listbox";
-import { ref, watch } from "vue";
+import { computed, ref, watch } from "vue";
 import { useZoneStore } from "@/stores/ZoneStore";
 import { webviewBinds } from "@/native";
 
+interface SelectableZone {
+  isLoading: boolean;
+  zoneName: string;
+}
+
 const zoneStore = useZoneStore();
-const selectedZone = ref<string | null>(null);
+const selectedZone = ref<SelectableZone | null>(null);
+
+const availableZones = computed<SelectableZone[]>(() => {
+  const result = [
+    ...zoneStore.zonesCurrentlyBeingLoaded.map(
+      (zoneBeingLoaded) =>
+        ({
+          isLoading: true,
+          zoneName: zoneBeingLoaded,
+        }) satisfies SelectableZone,
+    ),
+    ...zoneStore.loadedZones.map(
+      (loadedZone) =>
+        ({
+          isLoading: false,
+          zoneName: loadedZone.name,
+        }) satisfies SelectableZone,
+    ),
+  ];
+
+  result.sort((a, b) => a.zoneName.localeCompare(b.zoneName));
+
+  return result;
+});
 
 function onUnloadClicked() {
   if (!selectedZone.value) return;
 
-  webviewBinds.unloadZone(selectedZone.value).catch((e: string) => {
+  webviewBinds.unloadZone(selectedZone.value.zoneName).catch((e: string) => {
     console.error("Failed to unload zone:", e);
   });
 }
@@ -21,7 +50,8 @@ watch(
   (newValue) => {
     // Reset selection if unloaded
     if (!selectedZone.value) return;
-    if (newValue.indexOf(selectedZone.value) >= 0) return;
+    if (newValue.findIndex((loadedZone) => loadedZone.name === selectedZone.value?.zoneName) >= 0)
+      return;
     selectedZone.value = null;
   },
   { deep: true },
@@ -31,7 +61,25 @@ watch(
 <template>
   <div class="zone-selector">
     <div class="zone-list">
-      <Listbox v-model="selectedZone" :options="zoneStore.loadedZones" class="zone" />
+      <Listbox
+        v-model="selectedZone"
+        :options="availableZones"
+        data-key="zoneName"
+        emptyMessage="No zones loaded"
+        class="zone"
+      >
+        <template #option="{ option }: { option: SelectableZone }">
+          <div class="selectable-zone">
+            <span>{{ option.zoneName }}</span>
+            <ProgressBar
+              v-if="option.isLoading"
+              class="zone-progressbar"
+              :value="zoneStore.getPercentageForZoneBeingLoaded(option.zoneName)"
+              :show-value="false"
+            />
+          </div>
+        </template>
+      </Listbox>
     </div>
 
     <div class="zone-actions">
@@ -51,4 +99,18 @@ watch(
     padding: 1rem 2rem;
   }
 }
+
+.selectable-zone {
+  position: relative;
+  text-align: left;
+  width: 100%;
+}
+
+.zone-progressbar {
+  position: absolute;
+  left: 0;
+  bottom: 0;
+  right: 0;
+  height: 0.2em;
+}
 </style>
diff --git a/src/ModManUi/src/native/UnlinkingBinds.ts b/src/ModManUi/src/native/UnlinkingBinds.ts
index 68559d7a..838282ca 100644
--- a/src/ModManUi/src/native/UnlinkingBinds.ts
+++ b/src/ModManUi/src/native/UnlinkingBinds.ts
@@ -1,5 +1,8 @@
 export interface ZoneUnlinkProgressDto {
   zoneName: string;
+  /**
+   * Between 0-100
+   */
   percentage: number;
 }
 
diff --git a/src/ModManUi/src/native/ZoneBinds.ts b/src/ModManUi/src/native/ZoneBinds.ts
index d775479b..f5babce3 100644
--- a/src/ModManUi/src/native/ZoneBinds.ts
+++ b/src/ModManUi/src/native/ZoneBinds.ts
@@ -1,11 +1,18 @@
+export interface ZoneDto {
+  name: string;
+  filePath: string;
+}
+
 export interface ZoneLoadProgressDto {
   zoneName: string;
+  /**
+   * Between 0-100
+   */
   percentage: number;
 }
 
 export interface ZoneLoadedDto {
-  zoneName: string;
-  filePath: string;
+  zone: ZoneDto;
 }
 
 export interface ZoneUnloadedDto {
@@ -13,6 +20,7 @@ export interface ZoneUnloadedDto {
 }
 
 export interface ZoneBinds {
+  getZones(): Promise<ZoneDto[]>;
   loadFastFile(path: string): Promise<ZoneLoadedDto>;
   unloadZone(zoneName: string): Promise<void>;
 }
diff --git a/src/ModManUi/src/stores/UnlinkingStore.ts b/src/ModManUi/src/stores/UnlinkingStore.ts
new file mode 100644
index 00000000..6f10cc27
--- /dev/null
+++ b/src/ModManUi/src/stores/UnlinkingStore.ts
@@ -0,0 +1,31 @@
+import { ref } from "vue";
+import { defineStore } from "pinia";
+import { webviewAddEventListener, webviewBinds } from "@/native";
+
+export const useUnlinkingStore = defineStore("unlinking", () => {
+  const isUnlinking = ref(false);
+  const lastPercentage = ref<number>(0);
+  const failureMessage = ref<string | null>(null);
+
+  function unlinkZone(zoneName: string) {
+    isUnlinking.value = true;
+    lastPercentage.value = 0;
+    failureMessage.value = null;
+    return webviewBinds
+      .unlinkZone(zoneName)
+      .catch((e: string) => {
+        console.error("Failed to unlink fastfile:", e);
+        failureMessage.value = e;
+      })
+      .finally(() => {
+        isUnlinking.value = false;
+        lastPercentage.value = 100;
+      });
+  }
+
+  webviewAddEventListener("zoneUnlinkProgress", (dto) => {
+    lastPercentage.value = dto.percentage;
+  });
+
+  return { isUnlinking, lastPercentage, unlinkZone };
+});
diff --git a/src/ModManUi/src/stores/ZoneStore.ts b/src/ModManUi/src/stores/ZoneStore.ts
index 1b2fe86e..23cc7d24 100644
--- a/src/ModManUi/src/stores/ZoneStore.ts
+++ b/src/ModManUi/src/stores/ZoneStore.ts
@@ -1,20 +1,72 @@
-import { ref } from "vue";
+import { computed, ref } from "vue";
 import { defineStore } from "pinia";
-import { webviewAddEventListener } from "@/native";
+import { webviewAddEventListener, webviewBinds } from "@/native";
+import type { ZoneDto, ZoneLoadedDto } from "@/native/ZoneBinds";
 
 export const useZoneStore = defineStore("zone", () => {
-  const loadedZones = ref<string[]>([]);
+  const loadedZones = ref<ZoneDto[]>([]);
+  const zonesCurrentlyBeingLoaded = ref<string[]>([]);
+  const lastPercentageByZoneName = ref<Record<string, number>>({});
+
+  const isLoadingZone = computed(() => zonesCurrentlyBeingLoaded.value.length > 0);
+
+  function loadFastFile(fastFilePath: string): Promise<ZoneLoadedDto> {
+    const lastDirectorySeparator = fastFilePath.replace(/\\/g, "/").lastIndexOf("/");
+    const lastDot = fastFilePath.lastIndexOf(".");
+    const expectedZoneName = fastFilePath.substring(
+      lastDirectorySeparator >= 0 ? lastDirectorySeparator + 1 : 0,
+      lastDot > lastDirectorySeparator ? lastDot : fastFilePath.length,
+    );
+
+    zonesCurrentlyBeingLoaded.value.push(expectedZoneName);
+    lastPercentageByZoneName.value[expectedZoneName] = 0;
+
+    return webviewBinds
+      .loadFastFile(fastFilePath)
+      .catch((e: string) => {
+        console.error("Failed to load fastfile:", e);
+      })
+      .finally(() => {
+        zonesCurrentlyBeingLoaded.value.splice(
+          zonesCurrentlyBeingLoaded.value.indexOf(expectedZoneName),
+          1,
+        );
+        delete lastPercentageByZoneName.value[expectedZoneName];
+      }) as Promise<ZoneLoadedDto>;
+  }
+
+  function getPercentageForZoneBeingLoaded(zoneName: string) {
+    return lastPercentageByZoneName.value[zoneName] ?? 100;
+  }
+
+  // Initially get all loaded zones
+  webviewBinds.getZones().then((allZones) => {
+    loadedZones.value = allZones;
+  });
+
+  webviewAddEventListener("zoneLoadProgress", (dto) => {
+    if (lastPercentageByZoneName.value[dto.zoneName] !== undefined) {
+      lastPercentageByZoneName.value[dto.zoneName] = dto.percentage;
+    }
+  });
 
   webviewAddEventListener("zoneLoaded", (dto) => {
-    loadedZones.value.push(dto.zoneName);
+    loadedZones.value.push(dto.zone);
   });
 
   webviewAddEventListener("zoneUnloaded", (dto) => {
-    const index = loadedZones.value.indexOf(dto.zoneName);
+    const index = loadedZones.value.findIndex((zone) => zone.name === dto.zoneName);
     if (index >= 0) {
       loadedZones.value.splice(index, 1);
     }
   });
 
-  return { loadedZones };
+  return {
+    loadedZones,
+    zonesCurrentlyBeingLoaded,
+    isLoadingZone,
+    lastPercentageByZoneName,
+    loadFastFile,
+    getPercentageForZoneBeingLoaded,
+  };
 });