From 19ab302b5460fff7c0cce759ba50351eb1fa5e88 Mon Sep 17 00:00:00 2001
From: KoloMl <thekolomoets@hotmail.com>
Date: Mon, 4 Aug 2025 13:39:48 +0400
Subject: [PATCH] Implemented the bulk import interface

---
 src/routes/transporting/+page.svelte        |   1 +
 src/routes/transporting/import/+page.svelte | 248 ++++++++++++++++++++
 2 files changed, 249 insertions(+)
 create mode 100644 src/routes/transporting/import/+page.svelte

diff --git a/src/routes/transporting/+page.svelte b/src/routes/transporting/+page.svelte
index 5bcb535..769ae5e 100644
--- a/src/routes/transporting/+page.svelte
+++ b/src/routes/transporting/+page.svelte
@@ -7,4 +7,5 @@
   <MenuItem href="/" icon="arrow-left">Back</MenuItem>
   <hr>
   <MenuItem href="/transporting/export">Export</MenuItem>
+  <MenuItem href="/transporting/import">Import</MenuItem>
 </Menu>
diff --git a/src/routes/transporting/import/+page.svelte b/src/routes/transporting/import/+page.svelte
new file mode 100644
index 0000000..8020297
--- /dev/null
+++ b/src/routes/transporting/import/+page.svelte
@@ -0,0 +1,248 @@
+<script lang="ts">
+  import Menu from "$components/ui/menu/Menu.svelte";
+  import MenuItem from "$components/ui/menu/MenuItem.svelte";
+  import FormContainer from "$components/ui/forms/FormContainer.svelte";
+  import FormControl from "$components/ui/forms/FormControl.svelte";
+  import MaintenanceProfile from "$entities/MaintenanceProfile";
+  import TagGroup from "$entities/TagGroup";
+  import BulkEntitiesTransporter from "$lib/extension/BulkEntitiesTransporter";
+  import type StorageEntity from "$lib/extension/base/StorageEntity";
+  import { maintenanceProfiles } from "$stores/entities/maintenance-profiles";
+  import { tagGroups } from "$stores/entities/tag-groups";
+  import MenuCheckboxItem from "$components/ui/menu/MenuCheckboxItem.svelte";
+  import ProfileView from "$components/features/ProfileView.svelte";
+  import GroupView from "$components/features/GroupView.svelte";
+  import { goto } from "$app/navigation";
+
+  let importedString = $state('');
+  let errorMessage = $state('');
+
+  let importedProfiles = $state<MaintenanceProfile[]>([]);
+  let importedGroups = $state<TagGroup[]>([]);
+
+  let saveAllProfiles = $state(false);
+  let saveAllGroups = $state(false);
+
+  let selectedEntities: Record<keyof App.EntityNamesMap, Record<string, boolean>> = $state({
+    profiles: {},
+    groups: {},
+  });
+
+  let previewedEntity = $state<StorageEntity | null>(null);
+
+  const existingProfilesMap = $derived(
+    $maintenanceProfiles.reduce((map, profile) => {
+      map.set(profile.id, profile);
+      return map;
+    }, new Map<string, MaintenanceProfile>())
+  );
+
+  const existingGroupsMap = $derived(
+    $tagGroups.reduce((map, group) => {
+      map.set(group.id, group);
+      return map;
+    }, new Map<string, TagGroup>())
+  );
+
+  const hasImportedEntities = $derived(
+    Boolean(importedProfiles.length || importedGroups.length)
+  );
+
+  const transporter = new BulkEntitiesTransporter();
+
+  function tryBulkImport() {
+    importedProfiles = [];
+    importedGroups = [];
+    errorMessage = '';
+
+    importedString = importedString.trim();
+
+    if (!importedString) {
+      errorMessage = 'Nothing to import.';
+      return;
+    }
+
+    let importedEntities: StorageEntity[] = [];
+
+    try {
+      if (importedString.startsWith('{')) {
+        importedEntities = transporter.parseAndImportFromJSON(importedString);
+      } else {
+        importedEntities = transporter.parseAndImportFromCompressedJSON(importedString);
+      }
+    } catch (importError) {
+      errorMessage = importError instanceof Error ? importError.message : 'Unknown error!';
+      return;
+    }
+
+    if (importedEntities.length) {
+      for (const targetImportedEntity of importedEntities) {
+        switch (targetImportedEntity.type) {
+          case "profiles":
+            importedProfiles.push(targetImportedEntity as MaintenanceProfile);
+            break;
+          case "groups":
+            importedGroups.push(targetImportedEntity as TagGroup);
+            break;
+          default:
+            console.warn(`Unprocessed entity type detected: ${targetImportedEntity.type}`, targetImportedEntity);
+        }
+      }
+    } else {
+      errorMessage = "Import string contains nothing!";
+    }
+  }
+
+  function cancelImport() {
+    importedProfiles = [];
+    importedGroups = [];
+  }
+
+  function refreshAreAllEntitiesChecked() {
+    requestAnimationFrame(() => {
+      saveAllProfiles = importedProfiles.every(profile => selectedEntities.profiles[profile.id]);
+      saveAllGroups = importedGroups.every(group => selectedEntities.groups[group.id]);
+    });
+  }
+
+  function createToggleAllOnUserInput(entityType: keyof App.EntityNamesMap) {
+    return () => {
+      requestAnimationFrame(() => {
+        switch (entityType) {
+          case "profiles":
+            importedProfiles.forEach(profile => selectedEntities.profiles[profile.id] = saveAllProfiles);
+            break;
+          case "groups":
+            importedGroups.forEach(group => selectedEntities.groups[group.id] = saveAllGroups);
+            break;
+          default:
+            console.warn(`Trying to toggle unsupported entity type: ${entityType}`);
+        }
+      });
+    };
+  }
+
+  function createShowPreviewForEntity(entity: StorageEntity) {
+    return (event: MouseEvent) => {
+      event.preventDefault();
+      previewedEntity = entity;
+    }
+  }
+
+  function saveSelectedEntities() {
+    Promise.allSettled([
+      Promise.allSettled(
+        importedProfiles
+          .filter(profile => selectedEntities.profiles[profile.id])
+          .map(profile => profile.save())
+      ),
+      Promise.allSettled(
+        importedGroups
+          .filter(group => selectedEntities.groups[group.id])
+          .map(group => group.save())
+      ),
+    ]).then(() => {
+      goto("/transporting");
+    });
+  }
+</script>
+
+{#if !hasImportedEntities}
+  <Menu>
+    <MenuItem href="/transporting" icon="arrow-left">Back</MenuItem>
+    <hr>
+  </Menu>
+  {#if errorMessage}
+    <p class="error">{errorMessage}</p>
+    <Menu>
+      <hr>
+    </Menu>
+  {/if}
+  <FormContainer>
+    <FormControl label="Import string">
+      <textarea bind:value={importedString} rows="6"></textarea>
+    </FormControl>
+  </FormContainer>
+  <Menu>
+    <hr>
+    <MenuItem onclick={tryBulkImport}>Import & Preview</MenuItem>
+  </Menu>
+{:else if previewedEntity}
+  <Menu>
+    <MenuItem onclick={() => previewedEntity = null} icon="arrow-left">Back to Selection</MenuItem>
+    <hr>
+  </Menu>
+  {#if previewedEntity instanceof MaintenanceProfile}
+    <ProfileView profile={previewedEntity}></ProfileView>
+  {:else if previewedEntity instanceof TagGroup}
+    <GroupView group={previewedEntity}></GroupView>
+  {/if}
+{:else}
+  <Menu>
+    <MenuItem onclick={cancelImport} icon="arrow-left">Cancel Import</MenuItem>
+    <hr>
+    {#if importedProfiles.length}
+      <hr>
+      <MenuCheckboxItem bind:checked={saveAllProfiles} oninput={createToggleAllOnUserInput('profiles')}>
+        Import All Profiles
+      </MenuCheckboxItem>
+      {#each importedProfiles as candidateProfile}
+        <MenuCheckboxItem
+          bind:checked={selectedEntities.profiles[candidateProfile.id]}
+          oninput={refreshAreAllEntitiesChecked}
+          onitemclick={createShowPreviewForEntity(candidateProfile)}
+        >
+          {#if existingProfilesMap.has(candidateProfile.id)}
+            Update:
+          {:else}
+            New:
+          {/if}
+          {candidateProfile.settings.name || 'Unnamed Profile'}
+        </MenuCheckboxItem>
+      {/each}
+    {/if}
+    {#if importedGroups.length}
+      <hr>
+      <MenuCheckboxItem
+        bind:checked={saveAllGroups}
+        oninput={createToggleAllOnUserInput('groups')}
+      >
+        Import All Groups
+      </MenuCheckboxItem>
+      {#each importedGroups as candidateGroup}
+        <MenuCheckboxItem
+          bind:checked={selectedEntities.groups[candidateGroup.id]}
+          oninput={refreshAreAllEntitiesChecked}
+          onitemclick={createShowPreviewForEntity(candidateGroup)}
+        >
+          {#if existingGroupsMap.has(candidateGroup.id)}
+            Update:
+          {:else}
+            New:
+          {/if}
+          {candidateGroup.settings.name || 'Unnamed Group'}
+        </MenuCheckboxItem>
+      {/each}
+    {/if}
+    <hr>
+    <MenuItem onclick={saveSelectedEntities}>
+      Imported Selected
+    </MenuItem>
+  </Menu>
+{/if}
+
+<style lang="scss">
+  @use '$styles/colors';
+
+  .error {
+    padding: 5px 24px;
+    margin: {
+      left: -24px;
+      right: -24px;
+    }
+  }
+
+  .error {
+    background: colors.$error-background;
+  }
+</style>