feat: gaps in tailwind migration closed

assets/js/hooks/app_shell.js

@@ -0,0 +1,226 @@
+import {
+  SIDEBAR_STORAGE_KEY,
+  ASSISTANT_STORAGE_KEY,
+  UI_LANGUAGE_STORAGE_KEY,
+  WORKBENCH_SESSION_STORAGE_KEY_PREFIX
+} from "../constants.js";
+import {
+  parseJsonObject,
+  setMediaThumbnailLoaded,
+  syncMediaThumbnailState,
+  clamp
+} from "../utils/dom.js";
+import { shellWidth, setShellWidth, persistWidth, readStoredSize } from "../utils/layout.js";
+import {
+  parseShortcutConfig,
+  normalizeShortcutKey,
+  shortcutMatchesEvent,
+  shortcutTargetIsEditable
+} from "../utils/shortcuts.js";
+import { syncTitlebarOverlayInsets } from "../bridges/titlebar_overlay.js";
+import { runMenuRuntimeCommand } from "../bridges/menu_runtime.js";
+
+export const AppShell = {
+  mounted() {
+    this.shortcuts = parseShortcutConfig(this.el.dataset.shortcuts);
+    this.currentProjectId = this.el.dataset.projectId || "";
+    this.syncStoredLayout();
+    this.syncStoredUiLanguage();
+    this.destroyOverlaySync = syncTitlebarOverlayInsets();
+
+    this.workbenchStorageKey = (projectId) =>
+      projectId ? `${WORKBENCH_SESSION_STORAGE_KEY_PREFIX}${projectId}` : null;
+
+    this.restoreStoredWorkbenchSession = () => {
+      const projectId = this.el.dataset.projectId || "";
+      const storageKey = this.workbenchStorageKey(projectId);
+
+      if (!storageKey) {
+        return false;
+      }
+
+      const session = parseJsonObject(window.localStorage.getItem(storageKey));
+
+      if (!session) {
+        return false;
+      }
+
+      this.pushEvent("restore_workbench_session", { session });
+      return true;
+    };
+
+    this.persistWorkbenchSession = () => {
+      const projectId = this.el.dataset.projectId || "";
+      const storageKey = this.workbenchStorageKey(projectId);
+      const session = this.el.dataset.workbenchSession;
+
+      if (!storageKey || !session) {
+        return;
+      }
+
+      window.localStorage.setItem(storageKey, session);
+    };
+
+    this.handleMouseDown = (event) => {
+      const handle = event.target.closest("[data-role='resize-handle']");
+
+      if (!handle || !this.el.contains(handle)) {
+        return;
+      }
+
+      event.preventDefault();
+
+      const target = handle.dataset.resize;
+      const startX = event.clientX;
+      const startWidth =
+        target === "assistant"
+          ? shellWidth("[data-testid='assistant-shell']")
+          : shellWidth("[data-testid='sidebar-shell']");
+
+      const min = target === "assistant" ? 280 : 200;
+      const max = target === "assistant" ? 640 : 500;
+      const invert = target === "assistant";
+
+      const onMouseMove = (moveEvent) => {
+        const delta = invert ? startX - moveEvent.clientX : moveEvent.clientX - startX;
+        const width = clamp(startWidth + delta, min, max);
+        const selector = target === "assistant" ? "[data-testid='assistant-shell']" : "[data-testid='sidebar-shell']";
+
+        setShellWidth(selector, width);
+        persistWidth(target, width);
+      };
+
+      const onMouseUp = (upEvent) => {
+        const delta = invert ? startX - upEvent.clientX : upEvent.clientX - startX;
+        const width = clamp(startWidth + delta, min, max);
+
+        persistWidth(target, width);
+        this.pushEvent("resize_panel", { target, width });
+
+        window.removeEventListener("mousemove", onMouseMove);
+        window.removeEventListener("mouseup", onMouseUp);
+      };
+
+      window.addEventListener("mousemove", onMouseMove);
+      window.addEventListener("mouseup", onMouseUp);
+    };
+
+    this.el.addEventListener("mousedown", this.handleMouseDown);
+
+    this.handleNativeMenuAction = (event) => {
+      const action = event.detail?.action;
+      const ackId = event.detail?.ackId;
+
+      if (action) {
+        this.pushEvent("native_menu_action", { action }, () => {
+          if (ackId) {
+            window.dispatchEvent(
+              new CustomEvent("bds:native-menu-action-ack", { detail: { ackId } })
+            );
+          }
+        });
+      }
+    };
+
+    this.handleChange = (event) => {
+      const select = event.target.closest(".status-bar-language-select");
+
+      if (select && this.el.contains(select)) {
+        window.localStorage.setItem(UI_LANGUAGE_STORAGE_KEY, select.value);
+      }
+    };
+
+    this.handleShortcutKeyDown = (event) => {
+      if (shortcutTargetIsEditable(event)) {
+        return;
+      }
+
+      const shortcut = this.shortcuts.find((candidate) => shortcutMatchesEvent(candidate, event));
+
+      if (!shortcut) {
+        return;
+      }
+
+      event.preventDefault();
+      event.stopPropagation();
+
+      this.pushEvent("shortcut", {
+        key: normalizeShortcutKey(event.key),
+        meta: event.metaKey,
+        ctrl: event.ctrlKey,
+        alt: event.altKey,
+        shift: event.shiftKey,
+        tag: event.target?.tagName || null,
+        contentEditable: event.target?.isContentEditable || false
+      });
+    };
+
+    this.handleThumbnailLoad = (event) => {
+      if (event.target instanceof HTMLImageElement && event.target.classList.contains("media-thumbnail-image")) {
+        setMediaThumbnailLoaded(event.target, true);
+      }
+    };
+
+    this.handleThumbnailError = (event) => {
+      if (event.target instanceof HTMLImageElement && event.target.classList.contains("media-thumbnail-image")) {
+        setMediaThumbnailLoaded(event.target, false);
+      }
+    };
+
+    this.handleEvent("menu-runtime-command", ({ action }) => {
+      if (action) {
+        runMenuRuntimeCommand(String(action));
+      }
+    });
+
+    window.addEventListener("bds:native-menu-action", this.handleNativeMenuAction);
+    window.addEventListener("keydown", this.handleShortcutKeyDown, true);
+    this.el.addEventListener("load", this.handleThumbnailLoad, true);
+    this.el.addEventListener("error", this.handleThumbnailError, true);
+    this.el.addEventListener("change", this.handleChange);
+    syncMediaThumbnailState(this.el);
+    this.restoreStoredWorkbenchSession();
+  },
+
+  updated() {
+    const nextProjectId = this.el.dataset.projectId || "";
+
+    if (nextProjectId !== this.currentProjectId) {
+      this.currentProjectId = nextProjectId;
+
+      if (this.restoreStoredWorkbenchSession()) {
+        return;
+      }
+    }
+
+    syncMediaThumbnailState(this.el);
+    this.persistWorkbenchSession();
+  },
+
+  destroyed() {
+    this.el.removeEventListener("mousedown", this.handleMouseDown);
+    this.el.removeEventListener("load", this.handleThumbnailLoad, true);
+    this.el.removeEventListener("error", this.handleThumbnailError, true);
+    this.el.removeEventListener("change", this.handleChange);
+    window.removeEventListener("bds:native-menu-action", this.handleNativeMenuAction);
+    window.removeEventListener("keydown", this.handleShortcutKeyDown, true);
+    if (this.destroyOverlaySync) {
+      this.destroyOverlaySync();
+    }
+  },
+
+  syncStoredLayout() {
+    this.pushEvent("sync_layout", {
+      sidebar_width: readStoredSize(SIDEBAR_STORAGE_KEY, shellWidth("[data-testid='sidebar-shell']"), 200, 500),
+      assistant_sidebar_width: readStoredSize(ASSISTANT_STORAGE_KEY, 360, 280, 640)
+    });
+  },
+
+  syncStoredUiLanguage() {
+    const stored = window.localStorage.getItem(UI_LANGUAGE_STORAGE_KEY);
+
+    if (stored) {
+      this.pushEvent("sync_ui_language", { language: stored });
+    }
+  }
+};

assets/js/hooks/chat_surface.js

@@ -0,0 +1,139 @@
+export const ChatSurface = {
+  mounted() {
+    this.stickToBottom = true;
+    this.scrollContainer = null;
+
+    this.autoResize = () => {
+      const textarea = this.el.querySelector(".chat-input");
+
+      if (!textarea) {
+        return;
+      }
+
+      const styles = getComputedStyle(textarea);
+      const minHeight = parseFloat(styles.getPropertyValue("--chat-input-min-height")) || 20;
+      const maxHeight = parseFloat(styles.getPropertyValue("--chat-input-max-height")) || 160;
+
+      textarea.rows = 1;
+      textarea.style.minHeight = `${minHeight}px`;
+
+      if (textarea.value.trim() === "") {
+        textarea.style.height = `${minHeight}px`;
+        textarea.style.maxHeight = `${minHeight}px`;
+        textarea.style.overflowY = "hidden";
+        return;
+      }
+
+      textarea.style.maxHeight = `${maxHeight}px`;
+      textarea.style.height = "0px";
+      const nextHeight = Math.min(Math.max(textarea.scrollHeight, minHeight), maxHeight);
+      textarea.style.height = `${nextHeight}px`;
+      textarea.style.overflowY = nextHeight >= maxHeight ? "auto" : "hidden";
+    };
+
+    this.syncScrollContainer = () => {
+      const nextContainer = this.el.querySelector(".chat-messages");
+
+      if (nextContainer === this.scrollContainer) {
+        return;
+      }
+
+      if (this.scrollContainer) {
+        this.scrollContainer.removeEventListener("scroll", this.handleScroll);
+      }
+
+      this.scrollContainer = nextContainer;
+
+      if (this.scrollContainer) {
+        this.scrollContainer.addEventListener("scroll", this.handleScroll);
+      }
+    };
+
+    this.scrollToBottom = (force = false) => {
+      if (!this.scrollContainer) {
+        return;
+      }
+
+      if (force || this.stickToBottom) {
+        this.scrollContainer.scrollTop = this.scrollContainer.scrollHeight;
+      }
+    };
+
+    this.syncExpandedSurfaces = () => {
+      this.el
+        .querySelectorAll(".chat-inline-surface[data-expanded='true']")
+        .forEach((surface) => {
+          surface.open = true;
+        });
+    };
+
+    this.surfaceObserver = new MutationObserver(() => {
+      this.syncExpandedSurfaces();
+    });
+
+    this.handleScroll = () => {
+      if (!this.scrollContainer) {
+        this.stickToBottom = true;
+        return;
+      }
+
+      const distanceFromBottom =
+        this.scrollContainer.scrollHeight -
+        this.scrollContainer.scrollTop -
+        this.scrollContainer.clientHeight;
+
+      this.stickToBottom = distanceFromBottom < 48;
+    };
+
+    this.handleInput = (event) => {
+      if (!event.target.closest(".chat-input")) {
+        return;
+      }
+
+      this.stickToBottom = true;
+      this.autoResize();
+    };
+
+    this.handleKeyDown = (event) => {
+      if (!event.target.closest(".chat-input")) {
+        return;
+      }
+
+      if (event.key === "Enter" && !event.shiftKey && !event.isComposing) {
+        event.preventDefault();
+
+        const sendButton = this.el.querySelector("[data-testid='chat-send-button']");
+
+        if (sendButton && !sendButton.disabled) {
+          sendButton.click();
+        }
+      }
+    };
+
+    this.el.addEventListener("input", this.handleInput);
+    this.el.addEventListener("keydown", this.handleKeyDown);
+
+    this.syncScrollContainer();
+    this.syncExpandedSurfaces();
+    this.surfaceObserver.observe(this.el, { childList: true, subtree: true });
+    this.autoResize();
+    window.requestAnimationFrame(() => this.scrollToBottom(true));
+  },
+
+  updated() {
+    this.syncScrollContainer();
+    this.syncExpandedSurfaces();
+    this.autoResize();
+    window.requestAnimationFrame(() => this.scrollToBottom());
+  },
+
+  destroyed() {
+    this.surfaceObserver.disconnect();
+    this.el.removeEventListener("input", this.handleInput);
+    this.el.removeEventListener("keydown", this.handleKeyDown);
+
+    if (this.scrollContainer) {
+      this.scrollContainer.removeEventListener("scroll", this.handleScroll);
+    }
+  }
+};

assets/js/hooks/index.js

@@ -1 +1,18 @@
-export const createHooks = (hooks) => hooks;
+import { AppShell } from "./app_shell.js";
+import { SidebarInteractions } from "./sidebar_interactions.js";
+import { SettingsSectionScroll, TagsSectionScroll } from "./section_scroll.js";
+import { ChatSurface } from "./chat_surface.js";
+import { MenuEditorTree } from "./menu_editor_tree.js";
+import { MonacoEditor } from "./monaco_editor.js";
+import { MonacoDiffEditor } from "./monaco_diff_editor.js";
+
+export const Hooks = {
+  AppShell,
+  SidebarInteractions,
+  SettingsSectionScroll,
+  TagsSectionScroll,
+  ChatSurface,
+  MenuEditorTree,
+  MonacoEditor,
+  MonacoDiffEditor
+};

assets/js/hooks/menu_editor_tree.js

@@ -0,0 +1,134 @@
+export const MenuEditorTree = {
+  mounted() {
+    this.dragItemId = null;
+    this.dragSourceEl = null;
+    this.dropTargetEl = null;
+    this.dropPosition = null;
+
+    this.clearDropTarget = () => {
+      if (this.dropTargetEl) {
+        this.dropTargetEl.classList.remove("is-drop-before", "is-drop-after", "is-drop-inside");
+      }
+
+      this.dropTargetEl = null;
+      this.dropPosition = null;
+    };
+
+    this.setDropTarget = (row, position) => {
+      if (this.dropTargetEl === row && this.dropPosition === position) {
+        return;
+      }
+
+      this.clearDropTarget();
+      this.dropTargetEl = row;
+      this.dropPosition = position;
+      row.classList.add(`is-drop-${position}`);
+    };
+
+    this.handleDragStart = (event) => {
+      const handle = event.target.closest("[data-menu-drag-handle='true']");
+      const row = event.target.closest("[data-menu-item-id]");
+
+      if (!handle || !row || !this.el.contains(row)) {
+        return;
+      }
+
+      this.dragItemId = row.dataset.menuItemId || null;
+      this.dragSourceEl = row;
+      row.classList.add("is-dragging");
+
+      if (event.dataTransfer) {
+        event.dataTransfer.effectAllowed = "move";
+        event.dataTransfer.setData("text/plain", this.dragItemId || "");
+      }
+    };
+
+    this.handleDragOver = (event) => {
+      const row = event.target.closest("[data-menu-item-id]");
+
+      if (!this.dragItemId || !row || !this.el.contains(row)) {
+        this.clearDropTarget();
+        return;
+      }
+
+      const targetItemId = row.dataset.menuItemId || "";
+
+      if (!targetItemId || targetItemId === this.dragItemId) {
+        this.clearDropTarget();
+        return;
+      }
+
+      event.preventDefault();
+
+      const rect = row.getBoundingClientRect();
+      const offsetY = event.clientY - rect.top;
+      const allowInside = row.dataset.menuCanDropInside === "true";
+      const insideBandTop = rect.height * 0.3;
+      const insideBandBottom = rect.height * 0.7;
+
+      const position =
+        allowInside && offsetY >= insideBandTop && offsetY <= insideBandBottom
+          ? "inside"
+          : offsetY < rect.height / 2
+            ? "before"
+            : "after";
+
+      this.setDropTarget(row, position);
+
+      if (event.dataTransfer) {
+        event.dataTransfer.dropEffect = "move";
+      }
+    };
+
+    this.handleDrop = (event) => {
+      const row = event.target.closest("[data-menu-item-id]");
+
+      if (!this.dragItemId || !row || !this.el.contains(row) || !this.dropPosition) {
+        this.clearDropTarget();
+        return;
+      }
+
+      event.preventDefault();
+
+      this.pushEvent("menu_editor_drop_item", {
+        drag_item_id: this.dragItemId,
+        target_item_id: row.dataset.menuItemId,
+        position: this.dropPosition
+      });
+
+      this.clearDropTarget();
+    };
+
+    this.handleDragLeave = (event) => {
+      const related = event.relatedTarget;
+
+      if (this.dropTargetEl && (!related || !this.dropTargetEl.contains(related))) {
+        this.clearDropTarget();
+      }
+    };
+
+    this.handleDragEnd = () => {
+      if (this.dragSourceEl) {
+        this.dragSourceEl.classList.remove("is-dragging");
+      }
+
+      this.dragItemId = null;
+      this.dragSourceEl = null;
+      this.clearDropTarget();
+    };
+
+    this.el.addEventListener("dragstart", this.handleDragStart);
+    this.el.addEventListener("dragover", this.handleDragOver);
+    this.el.addEventListener("drop", this.handleDrop);
+    this.el.addEventListener("dragleave", this.handleDragLeave);
+    this.el.addEventListener("dragend", this.handleDragEnd);
+  },
+
+  destroyed() {
+    this.el.removeEventListener("dragstart", this.handleDragStart);
+    this.el.removeEventListener("dragover", this.handleDragOver);
+    this.el.removeEventListener("drop", this.handleDrop);
+    this.el.removeEventListener("dragleave", this.handleDragLeave);
+    this.el.removeEventListener("dragend", this.handleDragEnd);
+  }
+};

assets/js/hooks/monaco_diff_editor.js

@@ -0,0 +1,129 @@
+import { loadMonaco, ensureMonacoTheme, diffModelPath } from "../monaco/services.js";
+
+export const MonacoDiffEditor = {
+  mounted() {
+    this.host = this.el.querySelector(".monaco-diff-editor-instance");
+    this.originalInput = this.el.querySelector(".monaco-diff-original");
+    this.modifiedInput = this.el.querySelector(".monaco-diff-modified");
+    this.filePath = this.el.dataset.monacoDiffFilePath || "working-tree";
+    this.language = this.el.dataset.monacoDiffLanguage || "plaintext";
+    this.viewStyle = this.el.dataset.monacoDiffViewStyle || "inline";
+    this.wordWrap = this.el.dataset.monacoDiffWordWrap || "off";
+    this.hideUnchanged = this.el.dataset.monacoDiffHideUnchanged === "true";
+
+    this.readValues = () => ({
+      original: this.originalInput?.value || "",
+      modified: this.modifiedInput?.value || ""
+    });
+
+    this.applyDataset = () => {
+      this.filePath = this.el.dataset.monacoDiffFilePath || "working-tree";
+      this.language = this.el.dataset.monacoDiffLanguage || "plaintext";
+      this.viewStyle = this.el.dataset.monacoDiffViewStyle || "inline";
+      this.wordWrap = this.el.dataset.monacoDiffWordWrap || "off";
+      this.hideUnchanged = this.el.dataset.monacoDiffHideUnchanged === "true";
+    };
+
+    this.setModels = (monaco) => {
+      const values = this.readValues();
+
+      this.originalModel?.dispose();
+      this.modifiedModel?.dispose();
+
+      this.originalModel = monaco.editor.createModel(
+        values.original,
+        this.language,
+        monaco.Uri.parse(diffModelPath(this.filePath, "original"))
+      );
+
+      this.modifiedModel = monaco.editor.createModel(
+        values.modified,
+        this.language,
+        monaco.Uri.parse(diffModelPath(this.filePath, "modified"))
+      );
+
+      this.editor.setModel({ original: this.originalModel, modified: this.modifiedModel });
+      this.lastFilePath = this.filePath;
+    };
+
+    loadMonaco()
+      .then((monaco) => {
+        if (!this.host) {
+          return;
+        }
+
+        ensureMonacoTheme(monaco);
+
+        this.editor = monaco.editor.createDiffEditor(this.host, {
+          theme: "bds-theme",
+          automaticLayout: true,
+          readOnly: true,
+          renderSideBySide: this.viewStyle === "side-by-side",
+          minimap: { enabled: false },
+          scrollBeyondLastLine: false,
+          lineNumbers: "on",
+          diffCodeLens: false,
+          originalEditable: false,
+          wordWrap: this.wordWrap,
+          hideUnchangedRegions: { enabled: this.hideUnchanged },
+          ignoreTrimWhitespace: false
+        });
+
+        this.setModels(monaco);
+      })
+      .catch((error) => {
+        console.error("Failed to load Monaco diff editor", error);
+      });
+  },
+
+  updated() {
+    this.host = this.el.querySelector(".monaco-diff-editor-instance");
+    this.originalInput = this.el.querySelector(".monaco-diff-original");
+    this.modifiedInput = this.el.querySelector(".monaco-diff-modified");
+    this.applyDataset();
+
+    if (!this.editor) {
+      return;
+    }
+
+    loadMonaco().then((monaco) => {
+      ensureMonacoTheme(monaco);
+      monaco.editor.setTheme("bds-theme");
+
+      this.editor.updateOptions({
+        renderSideBySide: this.viewStyle === "side-by-side",
+        wordWrap: this.wordWrap,
+        hideUnchangedRegions: { enabled: this.hideUnchanged }
+      });
+
+      if (this.lastFilePath !== this.filePath) {
+        this.setModels(monaco);
+        return;
+      }
+
+      const values = this.readValues();
+
+      if (this.originalModel && this.originalModel.getLanguageId() !== this.language) {
+        monaco.editor.setModelLanguage(this.originalModel, this.language);
+      }
+
+      if (this.modifiedModel && this.modifiedModel.getLanguageId() !== this.language) {
+        monaco.editor.setModelLanguage(this.modifiedModel, this.language);
+      }
+
+      if (this.originalModel && this.originalModel.getValue() !== values.original) {
+        this.originalModel.setValue(values.original);
+      }
+
+      if (this.modifiedModel && this.modifiedModel.getValue() !== values.modified) {
+        this.modifiedModel.setValue(values.modified);
+      }
+    });
+  },
+
+  destroyed() {
+    this.originalModel?.dispose();
+    this.modifiedModel?.dispose();
+    this.editor?.dispose();
+  }
+};

assets/js/hooks/monaco_editor.js

@@ -0,0 +1,238 @@
+import {
+  loadMonaco,
+  ensureMonacoTheme,
+  registerMonacoEditor,
+  unregisterMonacoEditor
+} from "../monaco/services.js";
+
+export const MonacoEditor = {
+  mounted() {
+    this.textarea = document.getElementById(this.el.dataset.monacoInputId) || this.el.querySelector("textarea");
+    this.host = this.el.querySelector(".monaco-editor-instance");
+    this.language = this.el.dataset.monacoLanguage || "plaintext";
+    this.wordWrap = this.el.dataset.monacoWordWrap || "off";
+    this.editorId = this.el.dataset.monacoEditorId || "";
+    this.insertEvent = this.el.dataset.monacoInsertEvent || "";
+    this.syncTimer = null;
+    this.isApplyingRemoteUpdate = false;
+    this.lastKnownValue = this.textarea?.value || "";
+
+    this.syncEditorFromTextarea = () => {
+      this.textarea = document.getElementById(this.el.dataset.monacoInputId) || this.el.querySelector("textarea");
+
+      if (!this.textarea || !this.editor) {
+        return;
+      }
+
+      const value = this.textarea.value || "";
+
+      if (this.editor.getValue() !== value) {
+        this.isApplyingRemoteUpdate = true;
+        this.editor.setValue(value);
+        this.isApplyingRemoteUpdate = false;
+      }
+
+      this.lastKnownValue = value;
+    };
+
+    this.layoutEditorSoon = () => {
+      window.requestAnimationFrame(() => {
+        window.requestAnimationFrame(() => {
+          if (!this.editor) {
+            return;
+          }
+
+          this.editor.layout();
+        });
+      });
+    };
+
+    this.waitForMonacoVisibleSize = () =>
+      new Promise((resolve) => {
+        let settled = false;
+        let attempts = 0;
+
+        const hasVisibleSize = () => {
+          const rect = this.host?.getBoundingClientRect();
+          return Boolean(rect && rect.width > 0 && rect.height > 0);
+        };
+
+        const finish = () => {
+          if (settled) {
+            return;
+          }
+
+          settled = true;
+          this.visibleSizeObserver?.disconnect();
+          this.visibleSizeObserver = null;
+          resolve();
+        };
+
+        const check = () => {
+          if (hasVisibleSize() || attempts >= 20) {
+            finish();
+            return;
+          }
+
+          attempts += 1;
+          window.requestAnimationFrame(check);
+        };
+
+        if (hasVisibleSize()) {
+          finish();
+          return;
+        }
+
+        if (window.ResizeObserver && this.host) {
+          this.visibleSizeObserver = new ResizeObserver(() => {
+            if (hasVisibleSize()) {
+              finish();
+            }
+          });
+          this.visibleSizeObserver.observe(this.host);
+        }
+
+        window.requestAnimationFrame(check);
+      });
+
+    this.queueSync = () => {
+      if (!this.textarea || !this.editor) {
+        return;
+      }
+
+      window.clearTimeout(this.syncTimer);
+      this.syncTimer = window.setTimeout(() => {
+        if (!this.textarea || !this.editor) {
+          return;
+        }
+
+        const value = this.editor.getValue();
+
+        if (this.textarea.value === value) {
+          return;
+        }
+
+        this.lastKnownValue = value;
+        this.textarea.value = value;
+        this.textarea.dispatchEvent(new Event("input", { bubbles: true }));
+      }, 120);
+    };
+
+    this.handleInsert = ({ id, content }) => {
+      if (!this.editor || !content || String(id) !== String(this.editorId)) {
+        return;
+      }
+
+      const model = this.editor.getModel();
+      const selection = this.editor.getSelection();
+
+      if (!model || !selection) {
+        return;
+      }
+
+      const value = this.editor.getValue();
+      const start = model.getOffsetAt(selection.getStartPosition());
+      const end = model.getOffsetAt(selection.getEndPosition());
+      const before = value.slice(0, start);
+      const after = value.slice(end);
+      const separator = before !== "" && !before.endsWith("\n") ? "\n" : "";
+      const suffix = after !== "" && !content.endsWith("\n") ? "\n" : "";
+      const inserted = `${separator}${content}${suffix}`;
+      this.editor.executeEdits("bds-insert-content", [
+        {
+          range: selection,
+          text: inserted,
+          forceMoveMarkers: true
+        }
+      ]);
+      this.editor.focus();
+    };
+
+    loadMonaco()
+      .then(async (monaco) => {
+        if (!this.host || !this.textarea) {
+          return;
+        }
+
+        await this.waitForMonacoVisibleSize();
+
+        ensureMonacoTheme(monaco);
+
+        this.editor = monaco.editor.create(this.host, {
+          value: this.textarea.value || "",
+          language: this.language,
+          theme: "bds-theme",
+          automaticLayout: true,
+          minimap: { enabled: false },
+          scrollBeyondLastLine: false,
+          wordWrap: this.wordWrap,
+          lineNumbers: "on",
+          lineNumbersMinChars: 3,
+          fontSize: 14,
+          fontFamily: "'Cascadia Code', 'Consolas', 'Courier New', monospace",
+          padding: { top: 12, bottom: 12 },
+          roundedSelection: false,
+          renderLineHighlight: "line",
+          formatOnPaste: true,
+          cursorStyle: "line",
+          cursorBlinking: "smooth",
+          quickSuggestions: this.language === "markdown-with-macros" ? false : true,
+          tabSize: 2,
+          insertSpaces: true
+        });
+
+        registerMonacoEditor(this.editorId || this.el.id, this.editor);
+        monaco.editor.setTheme("bds-theme");
+        this.syncEditorFromTextarea();
+        this.layoutEditorSoon();
+
+        this.changeSubscription = this.editor.onDidChangeModelContent(() => {
+          if (this.isApplyingRemoteUpdate) {
+            return;
+          }
+
+          this.queueSync();
+        });
+
+        if (this.insertEvent) {
+          this.handleEvent(this.insertEvent, this.handleInsert);
+        }
+      })
+      .catch((error) => {
+        console.error("Failed to load Monaco editor", error);
+      });
+  },
+
+  updated() {
+    this.textarea = document.getElementById(this.el.dataset.monacoInputId) || this.el.querySelector("textarea");
+    this.host = this.el.querySelector(".monaco-editor-instance");
+    this.language = this.el.dataset.monacoLanguage || this.language || "plaintext";
+    this.wordWrap = this.el.dataset.monacoWordWrap || this.wordWrap || "off";
+
+    if (!this.editor || !this.textarea) {
+      return;
+    }
+
+    loadMonaco().then((monaco) => {
+      ensureMonacoTheme(monaco);
+      monaco.editor.setTheme("bds-theme");
+
+      if (this.editor.getModel()?.getLanguageId() !== this.language) {
+        monaco.editor.setModelLanguage(this.editor.getModel(), this.language);
+      }
+
+      this.editor.updateOptions({ wordWrap: this.wordWrap });
+    });
+
+    this.syncEditorFromTextarea();
+    this.layoutEditorSoon();
+  },
+
+  destroyed() {
+    window.clearTimeout(this.syncTimer);
+    this.visibleSizeObserver?.disconnect();
+    this.changeSubscription?.dispose();
+    unregisterMonacoEditor(this.editorId || this.el.id);
+    this.editor?.dispose();
+  }
+};

assets/js/hooks/section_scroll.js

@@ -0,0 +1,31 @@
+const makeSectionScrollHook = (datasetKey) => ({
+  mounted() {
+    this.lastTargetId = null;
+    this.scrollToSelectedSection();
+  },
+
+  updated() {
+    this.scrollToSelectedSection();
+  },
+
+  scrollToSelectedSection() {
+    const targetId = this.el.dataset[datasetKey];
+
+    if (!targetId || targetId === this.lastTargetId) {
+      return;
+    }
+
+    this.lastTargetId = targetId;
+
+    window.requestAnimationFrame(() => {
+      const target = document.getElementById(targetId);
+
+      if (target && this.el.contains(target)) {
+        target.scrollIntoView({ block: "start", behavior: "smooth" });
+      }
+    });
+  }
+});
+
+export const SettingsSectionScroll = makeSectionScrollHook("settingsScrollTarget");
+export const TagsSectionScroll = makeSectionScrollHook("tagsScrollTarget");

assets/js/hooks/sidebar_interactions.js

@@ -0,0 +1,24 @@
+export const SidebarInteractions = {
+  mounted() {
+    this.handleDblClick = (event) => {
+      const button = event.target.closest("[data-testid='sidebar-open-item']");
+
+      if (!button || !this.el.contains(button)) {
+        return;
+      }
+
+      this.pushEvent("pin_sidebar_item", {
+        route: button.dataset.route,
+        id: button.dataset.itemId,
+        title: button.dataset.openTitle || "",
+        subtitle: button.dataset.openSubtitle || ""
+      });
+    };
+
+    this.el.addEventListener("dblclick", this.handleDblClick);
+  },
+
+  destroyed() {
+    this.el.removeEventListener("dblclick", this.handleDblClick);
+  }
+};