update: PythonEditor.tsx

frontend/app/features/platform/PythonEditor.tsx

@@ -0,0 +1,129 @@
+import { useEffect, useRef, useState } from "react";
+import Editor from "@monaco-editor/react";
+
+import Icon from "../../components/common/Icon";
+
+import type { ScriptItem } from "../../services/api";
+
+interface PythonEditorProps {
+  script: ScriptItem;
+  scriptId: string;
+  initialContent: string;
+  saving: boolean;
+  dirty: boolean;
+  loading: boolean;
+  loadError?: string | null;
+  onChange: (scriptId: string, value: string) => void;
+  onSave: (scriptId: string) => void;
+  onEndEditing: (scriptId: string) => void;
+  onCloseTab: (scriptId: string) => void;
+}
+
+export function PythonEditor({
+  script,
+  scriptId,
+  initialContent,
+  saving,
+  dirty,
+  loading,
+  loadError,
+  onChange,
+  onSave,
+  onEndEditing,
+  onCloseTab,
+}: PythonEditorProps) {
+  const containerRef = useRef<HTMLDivElement | null>(null);
+  const [value, setValue] = useState(initialContent);
+
+  useEffect(() => {
+    const onKey = (e: KeyboardEvent) => {
+      const mod = e.metaKey || e.ctrlKey;
+      if (!mod) return;
+      if (e.key.toLowerCase() === "s") {
+        e.preventDefault();
+        if (dirty && !saving) onSave(scriptId);
+      } else if (e.key.toLowerCase() === "w") {
+        e.preventDefault();
+        onCloseTab(scriptId);
+      }
+    };
+    containerRef.current?.addEventListener("keydown", onKey);
+    return () => containerRef.current?.removeEventListener("keydown", onKey);
+  }, [dirty, saving, onSave, onCloseTab, scriptId]);
+
+  useEffect(() => {
+    if (!dirty || saving) return;
+    const t = window.setTimeout(() => onSave(scriptId), 30_000);
+    return () => window.clearTimeout(t);
+  }, [value, dirty, saving, onSave, scriptId]);
+
+  const hasSyncedRef = useRef(false);
+  useEffect(() => {
+    if (!loading && initialContent !== null && !hasSyncedRef.current) {
+      setValue(initialContent);
+      hasSyncedRef.current = true;
+    }
+  }, [loading, initialContent]);
+
+  if (loading) {
+    return (
+      <div className="python-editor" ref={containerRef}>
+        <section className="editor-opening-state" aria-live="polite" style={{ display: "block" }}>
+          <div className="editor-opening-state__icon">
+            <span className="button-spinner button-spinner--blue" />
+          </div>
+          <strong>正在打开 Python 编辑器</strong>
+          <p>正在加载文件内容…</p>
+        </section>
+      </div>
+    );
+  }
+
+  if (loadError) {
+    return (
+      <div className="python-editor" ref={containerRef}>
+        <section className="editor-opening-state has-error" aria-live="polite" style={{ display: "block" }}>
+          <div className="editor-opening-state__icon">
+            <Icon name="info" size={28} />
+          </div>
+          <strong>Python 编辑器打开失败</strong>
+          <p>{loadError}</p>
+        </section>
+      </div>
+    );
+  }
+
+  return (
+    <div className="python-editor" ref={containerRef}>
+      {dirty && <div className="editor-dirty-banner">未保存修改</div>}
+      <div className="python-editor__status">
+        <span>
+          <i /> Workspace Python Editor
+        </span>
+        <span>{script.relative_path}</span>
+      </div>
+      <div className="python-editor__canvas">
+        <Editor
+          height="100%"
+          language="python"
+          theme="vs"
+          value={value}
+          onChange={(v) => {
+            setValue(v ?? "");
+            onChange(scriptId, v ?? "");
+          }}
+          options={{
+            minimap: { enabled: initialContent.length > 5000 },
+            wordWrap: "on",
+            fontSize: 13,
+            automaticLayout: true,
+            renderLineHighlight: "gutter",
+            contextmenu: false,
+            dragAndDrop: false,
+            scrollBeyondLastLine: false,
+          }}
+        />
+      </div>
+    </div>
+  );
+}

frontend/app/features/platform/ScriptWorkspace.tsx

@@ -4,15 +4,16 @@ import type {
   LatestVersion,
   ScriptItem,
   ScriptType,
-} from "../../services/api";
+} from "~/services/api";
 import { scriptIcon } from "./WorkspaceTree";
 import type { MouseEvent as ReactMouseEvent } from "react";
 import Editor from "@monaco-editor/react";
 import { useRef, useLayoutEffect, useState, useEffect } from "react";
 
-import { useScriptWorkspaceStore } from "./state/scriptWorkspaceStore";
-import { useAuth } from "../../context/AuthContext";
-import { getScriptContent } from "../../services/api";
+import { useScriptWorkspaceStore, type PythonEditorBuffer } from "./state/scriptWorkspaceStore";
+import { PythonEditor } from "./PythonEditor";
+import { useAuth } from "~/context/AuthContext";
+import { getScriptContent } from "~/services/api";
 
 type ToastState = {
   tone: "success" | "error" | "info";
@@ -28,6 +29,7 @@ interface CachedSession {
 
 type ScriptWorkspaceProps = {
   script: ScriptItem;
+  scripts: ScriptItem[];
   sessionCache: Map<string, CachedSession>;
   editSession: ActiveEditSession | null;
   jupyterUrl: string | null;
@@ -43,6 +45,13 @@ type ScriptWorkspaceProps = {
   onNewTab: () => void;
   onPublish: () => void;
   onInfo: (toast: ToastState) => void;
+
+  pythonEditorBuffers: Record<string, PythonEditorBuffer>;
+  onOpenPythonEditor: () => void;
+  onSetPythonEditorContent: (scriptId: string, v: string) => void;
+  onSavePythonEditor: (scriptId: string) => void;
+  onExitPythonEditor: (scriptId: string) => void;
+  onClosePythonTab: (scriptId: string) => void;
 };
 
 function formatTime(value: string) {
@@ -104,6 +113,7 @@ function confineJupyterFrame(frame: HTMLIFrameElement): void {
 
 export function ScriptWorkspace({
   script,
+  scripts,
   sessionCache,
   editSession,
   jupyterUrl,
@@ -119,13 +129,30 @@ export function ScriptWorkspace({
   onNewTab,
   onPublish,
   onInfo,
+
+  pythonEditorBuffers,
+  onOpenPythonEditor,
+  onSetPythonEditorContent,
+  onSavePythonEditor,
+  onExitPythonEditor,
+  onClosePythonTab,
 }: ScriptWorkspaceProps) {
   const { user } = useAuth();
   const tabbarRef = useRef<HTMLDivElement | null>(null);
   const isNotebook = script.script_type === "notebook";
+  const isPython = script.script_type === "python";
   // 判断当前选中的文件是否正在编辑（需要同时检查 session_status 和 script_id）
   const isEditing = editSession?.session_status === "active"
                  && editSession?.script_id === script.script_id;
+  const activePythonBuf = isPython ? pythonEditorBuffers[script.script_id] : null;
+  const isPythonEditing = isPython && !!activePythonBuf;
+  const showSaveButton = isPythonEditing && activePythonBuf &&
+    (activePythonBuf.dirty || activePythonBuf.saving || activePythonBuf.initial);
+  const saveDisabled = !activePythonBuf?.dirty || activePythonBuf?.saving;
+  const pythonTabBuffers = openTabs.filter(
+    (t) => t.scriptType === "python" && pythonEditorBuffers[t.scriptId],
+  );
+  const hasEmbeddedContent = sessionCache.size > 0 || pythonTabBuffers.length > 0;
 
   // 只读模式状态
   const [readOnlyContent, setReadOnlyContent] = useState<string | null>(null);
@@ -249,7 +276,23 @@ export function ScriptWorkspace({
           <strong>{script.script_name}</strong>
         </div>
         <div className="editor-toolbar__actions">
-          {isEditing ? (
+          {isPythonEditing ? (
+            <>
+              {showSaveButton && (
+                <button
+                  type="button"
+                  className={`editor-save-button${activePythonBuf?.saving ? " is-saving" : ""}`}
+                  disabled={saveDisabled}
+                  onClick={() => onSavePythonEditor(script.script_id)}
+                >
+                  {activePythonBuf?.saving
+                    ? <><span className="button-spinner button-spinner--blue" /> 保存中</>
+                    : "保存"}
+                </button>
+              )}
+              <button type="button" className="end-edit-button" onClick={() => onExitPythonEditor(script.script_id)}>结束编辑</button>
+            </>
+          ) : isEditing ? (
             <button
               className="end-edit-button"
               type="button"
@@ -327,6 +370,40 @@ export function ScriptWorkspace({
       ) : (
         // 正常编辑模式：原有的 iframe + Monaco 预览逻辑
         <div className={`editor-canvas ${sessionCache.size > 0 ? 'is-embedded' : ''}`} style={sessionCache.size > 0 ? { position: 'relative', minHeight: '0', height: '100%' } : undefined}>
+          {/* 多 PythonEditor 实例：每个有 buffer 的 python tab 都挂载，仅 active 可见 */}
+          {pythonTabBuffers.map((tab) => {
+          const tabScript = scripts.find((s) => s.script_id === tab.scriptId);
+          if (!tabScript) return null;
+          const buf = pythonEditorBuffers[tab.scriptId];
+          const isActive = tab.scriptId === script.script_id;
+          return (
+            <section
+              key={tab.scriptId}
+              className="python-editor-mount"
+              style={{
+                position: isActive ? "relative" : "absolute",
+                visibility: isActive ? "visible" : "hidden",
+                pointerEvents: isActive ? "auto" : "none",
+                width: "100%",
+                height: "100%",
+              }}
+            >
+              <PythonEditor
+                scriptId={tab.scriptId}
+                script={tabScript}
+                initialContent={buf.initialContent ?? ""}
+                loading={buf.initialContent === null && !buf.loadError}
+                loadError={buf.loadError}
+                saving={buf.saving}
+                dirty={buf.dirty}
+                onChange={onSetPythonEditorContent}
+                onSave={onSavePythonEditor}
+                onEndEditing={onExitPythonEditor}
+                onCloseTab={onClosePythonTab}
+              />
+            </section>
+          );
+        })}
           {/* 渲染所有缓存的 iframe */}
           {Array.from(sessionCache.entries()).map(([scriptId, cached]) => {
             const isActive = scriptId === script.script_id;
@@ -366,67 +443,67 @@ export function ScriptWorkspace({
             );
           })}
 
-          {/* 当前脚本没有缓存时的状态显示 */}
-          {!sessionCache.has(script.script_id) ? (
-            isNotebook ? (
-              <section
-                className={`editor-opening-state${openError ? " has-error" : ""}`}
-                aria-live="polite"
-                style={{ display: 'block' }}
+        {/* 当前脚本没有缓存时的状态显示 */}
+        {!sessionCache.has(script.script_id) ? (
+          isNotebook ? (
+            <section
+              className={`editor-opening-state${openError ? " has-error" : ""}`}
+              aria-live="polite"
+              style={{ display: 'block' }}
+            >
+              <div className="editor-opening-state__icon">
+                {openError
+                  ? <Icon name="info" size={28} />
+                  : <span className="button-spinner button-spinner--blue" />}
+              </div>
+              <strong>
+                {openError ? "Notebook 打开失败" : "正在打开 Notebook"}
+              </strong>
+              <p>
+                {openError
+                  ? openError
+                  : "正在获取编辑锁并连接 Workspace Jupyter Server…"}
+              </p>
+              {openError && (
+                <button
+                  className="open-editor-button"
+                  type="button"
+                  disabled={editBusy}
+                  onClick={onOpenEditor}
+                >
+                  {editBusy
+                    ? <span className="button-spinner button-spinner--blue" />
+                    : <Icon name="refresh" size={16} />}
+                  {editBusy ? "正在重试…" : "重试打开"}
+                </button>
+              )}
+            </section>
+          ) : isPython && !activePythonBuf ? (
+            <section className="script-overview">
+            <div className="script-overview__header">
+              <div>
+                <span className="section-kicker">PYTHON SCRIPT</span>
+                <h2>{script.script_name}</h2>
+                <p>{script.relative_path}</p>
+              </div>
+              <button
+                className={`open-editor-button${isEditing ? " is-editing" : ""}`}
+                type="button"
+                disabled={editBusy}
+                onClick={onOpenEditor}
               >
-                <div className="editor-opening-state__icon">
-                  {openError
-                    ? <Icon name="info" size={28} />
-                    : <span className="button-spinner button-spinner--blue" />}
-                </div>
-                <strong>
-                  {openError ? "Notebook 打开失败" : "正在打开 Notebook"}
-                </strong>
-                <p>
-                  {openError
-                    ? openError
-                    : "正在获取编辑锁并连接 Workspace Jupyter Server…"}
-                </p>
-                {openError && (
-                  <button
-                    className="open-editor-button"
-                    type="button"
-                    disabled={editBusy}
-                    onClick={onOpenEditor}
-                  >
-                    {editBusy
-                      ? <span className="button-spinner button-spinner--blue" />
-                      : <Icon name="refresh" size={16} />}
-                    {editBusy ? "正在重试…" : "重试打开"}
-                  </button>
-                )}
-              </section>
-            ) : (
-              <section className="script-overview">
-                <div className="script-overview__header">
-                  <div>
-                    <span className="section-kicker">PYTHON SCRIPT</span>
-                    <h2>{script.script_name}</h2>
-                    <p>{script.relative_path}</p>
-                  </div>
-                  <button
-                    className={`open-editor-button${isEditing ? " is-editing" : ""}`}
-                    type="button"
-                    disabled={editBusy}
-                    onClick={onOpenEditor}
-                  >
-                    {editBusy
-                      ? <span className="button-spinner button-spinner--blue" />
-                      : <Icon name="external" size={17} />}
-                    {editBusy
-                      ? "正在准备编辑器…"
-                      : isEditing
-                        ? "继续编辑"
-                        : "打开编辑器"}
-                  </button>
-                </div>
+                {editBusy
+                  ? <span className="button-spinner button-spinner--blue" />
+                  : <Icon name="external" size={17} />}
+                {editBusy
+                  ? "正在准备编辑器…"
+                  : isEditing
+                    ? "继续编辑"
+                    : "打开编辑器"}
+              </button>
+            </div>
 
-                <div className="metadata-grid">
+            <div className="metadata-grid">
                   <div>
                     <span>脚本类型</span>
                     <strong>Python</strong>
@@ -448,8 +525,7 @@ export function ScriptWorkspace({
                     <strong>{formatTime(script.updated_at)}</strong>
                   </div>
                 </div>
-
-                <div className="preview-card">
+            <div className="preview-card">
                   <div className="preview-card__bar">
                     <div>
                       <span className="window-dot window-dot--red" />
@@ -465,23 +541,23 @@ export function ScriptWorkspace({
                   />
                 </div>
 
-                <div className="integrity-row">
-                  <span>
-                    <Icon name="check" size={15} />
-                  </span>
-                  <span>SHA-256&nbsp; {shortHash(script.content_hash)}</span>
-                  <span>
-                    稳定版本&nbsp;
-                    {versionsLoading
-                      ? "加载中"
-                      : latestVersion
-                        ? `${latestVersion.version_label} · ${latestVersion.versions_id}`
-                        : "尚未发布"}
-                  </span>
-                </div>
-              </section>
-            )
-          ) : null}
+            <div className="integrity-row">
+              <span>
+                <Icon name="check" size={15} />
+                {/*{isEditing ? "Demo 无锁编辑会话已连接" : "工作副本已同步"}*/}
+              </span>
+              <span>SHA-256&nbsp; {shortHash(script.content_hash)}</span>
+              <span>
+                稳定版本&nbsp;
+                {versionsLoading
+                  ? "加载中"
+                  : latestVersion
+                    ? `${latestVersion.version_label} · ${latestVersion.versions_id}`
+                    : "尚未发布"}
+              </span>
+            </div>
+          </section>
+          ) : null):null}
         </div>
       )}
     </>

frontend/app/features/platform/ScriptsPage.tsx

@@ -32,6 +32,8 @@ export default function ScriptsPage() {
   const latestVersion = useScriptWorkspaceStore((s) => s.latestVersion);
   const latestVersionLoading = useScriptWorkspaceStore((s) => s.latestVersionLoading);
 
+  const pythonEditorBuffers = useScriptWorkspaceStore((s) => s.pythonEditorBuffers);
+
   // store actions
   const setKeyword = useScriptWorkspaceStore((s) => s.setKeyword);
   const load = useScriptWorkspaceStore((s) => s.load);
@@ -42,6 +44,10 @@ export default function ScriptsPage() {
   const switchTab = useScriptWorkspaceStore((s) => s.switchTab);
   const openScriptEditor = useScriptWorkspaceStore((s) => s.openScriptEditor);
   const endEditing = useScriptWorkspaceStore((s) => s.endEditing);
+  const openPythonEditor = useScriptWorkspaceStore((s) => s.openPythonEditor);
+  const setPythonEditorContent = useScriptWorkspaceStore((s) => s.setPythonEditorContent);
+  const savePythonEditor = useScriptWorkspaceStore((s) => s.savePythonEditor);
+  const exitPythonEditor = useScriptWorkspaceStore((s) => s.exitPythonEditor);
   const loadLatestVersion = useScriptWorkspaceStore((s) => s.loadLatestVersion);
   const createScript = useScriptWorkspaceStore((s) => s.createScript);
   const uploadScripts = useScriptWorkspaceStore((s) => s.uploadScripts);
@@ -166,6 +172,20 @@ export default function ScriptsPage() {
     };
   }, [contextMenu, closeContextMenu]);
 
+  // python editor handlers with scriptId forwarding
+  const handleSetPythonEditorContent = (scriptId: string, value: string) => {
+    setPythonEditorContent(scriptId, value);
+  };
+  const handleSavePythonEditor = (scriptId: string) => {
+    void savePythonEditor(scriptId);
+  };
+  const handleExitPythonEditor = (scriptId: string) => {
+    exitPythonEditor(scriptId);
+  };
+  const handleClosePythonTab = (scriptId: string) => {
+    void closeTab(scriptId);
+  };
+
   // 5) handlers
   const handleUpload = (event: React.ChangeEvent<HTMLInputElement>) => {
     const files = Array.from(event.target.files ?? []);
@@ -242,12 +262,31 @@ export default function ScriptsPage() {
                 scriptType: s?.script_type ?? "notebook",
               };
             })}
-            onOpenEditor={() => void openScriptEditor(selected)}
-            onEndEditing={() => void endEditing()}
+            onOpenEditor={() => {
+              if (selected.script_type === "python") {
+                void openPythonEditor(selected);
+              } else {
+                void openScriptEditor(selected);
+              }
+            }}
+            onEndEditing={() => {
+              if (selected && pythonEditorBuffers[selected.script_id]) {
+                exitPythonEditor(selected.script_id);
+              } else {
+                void endEditing();
+              }
+            }}
             onClose={(scriptId, event) => void closeTab(scriptId, event)}
             onSwitchTab={switchTab}
             onNewTab={() => openCreateDialog("")}
             onPublish={() => openPublishDialog(selected)}
+            scripts={scripts}
+            pythonEditorBuffers={pythonEditorBuffers}
+            onOpenPythonEditor={() => void openPythonEditor(selected)}
+            onSetPythonEditorContent={handleSetPythonEditorContent}
+            onSavePythonEditor={handleSavePythonEditor}
+            onExitPythonEditor={handleExitPythonEditor}
+            onClosePythonTab={handleClosePythonTab}
             onInfo={(t) => pushToast(t)}
           />
         ) : (

frontend/app/features/platform/state/scriptWorkspaceStore.ts

@@ -20,6 +20,15 @@ type CachedSession = {
   lastActiveTime: number;
 };
 
+export type PythonEditorBuffer = {
+  initialContent: string | null;
+  content: string | null;
+  dirty: boolean;
+  saving: boolean;
+  initial: boolean;
+  loadError: string | null;
+};
+
 // 模块级可变 holder（非响应式，避免 React 重渲）
 const sessionCache = new Map<string, CachedSession>();
 let _selectedId: string | null = null;
@@ -29,6 +38,7 @@ let _editorOpenRequest = 0;
 let _api: WorkspaceBoundApi | null = null;
 let _previewController: AbortController | null = null;
 let _previewRequest = 0;
+let _pythonEditorOpeningIds = new Set<string>();
 
 export const bindScriptWorkspaceApi = (api: WorkspaceBoundApi | null) => {
   _api = api;
@@ -68,6 +78,8 @@ type State = {
   previewLoading: boolean;
   previewError: string | null;
 
+  pythonEditorBuffers: Record<string, PythonEditorBuffer>;
+
   // actions
   setApiOnline: (online: boolean) => void;
   setKeyword: (keyword: string) => void;
@@ -79,6 +91,11 @@ type State = {
   switchTab: (id: string) => void;
   openScriptEditor: (script: ScriptItem, showToast?: boolean) => Promise<void>;
   endEditing: (closeTabFlag?: boolean, showToast?: boolean) => Promise<void>;
+  openPythonEditor: (script: ScriptItem, showToast?: boolean) => Promise<void>;
+  setPythonEditorContent: (scriptId: string, value: string) => void;
+  savePythonEditor: (scriptId: string) => Promise<void>;
+  exitPythonEditor: (scriptId: string) => void;
+  exitAllPythonEditors: () => void;
   loadLatestVersion: (scriptId: string) => Promise<void>;
   loadPreview: (workspaceId: string, filePath: string) => Promise<void>;
   createScript: (form: NewScriptForm) => Promise<ScriptItem | null>;
@@ -148,6 +165,8 @@ export const useScriptWorkspaceStore = create<State>((set, get) => {
     previewLoading: false,
     previewError: null,
 
+    pythonEditorBuffers: {},
+
     setApiOnline: (online) => set({ apiOnline: online }),
     setKeyword: (keyword) => set({ keyword }),
 
@@ -161,6 +180,7 @@ export const useScriptWorkspaceStore = create<State>((set, get) => {
       _editSession = null;
       editSessionHandle.current = null;
       sessionCache.clear();
+      _pythonEditorOpeningIds.clear();
       set({
         scripts: [],
         directories: [],
@@ -176,6 +196,7 @@ export const useScriptWorkspaceStore = create<State>((set, get) => {
         previewCodeSize: null,
         previewLoading: false,
         previewError: null,
+        pythonEditorBuffers: {},
       });
     },
 
@@ -236,6 +257,15 @@ export const useScriptWorkspaceStore = create<State>((set, get) => {
 
     closeTab: async (id, event) => {
       event?.stopPropagation();
+      const buffer = get().pythonEditorBuffers[id];
+      if (buffer?.dirty && !buffer.saving) {
+        const name = get().scripts.find((s) => s.script_id === id)?.script_name ?? "该脚本";
+        const ok = window.confirm(`当前脚本有未保存修改，确定关闭 "${name}" 吗？`);
+        if (!ok) return;
+      }
+      if (buffer) {
+        get().exitPythonEditor(id);
+      }
       if (_editSession?.script_id === id) {
         await get().endEditing(false, false);
       }
@@ -255,6 +285,13 @@ export const useScriptWorkspaceStore = create<State>((set, get) => {
     },
 
     switchTab: (id) => {
+      const current = get().selectedId;
+      if (current && current !== id) {
+        const curBuffer = get().pythonEditorBuffers[current];
+        if (curBuffer?.dirty && !curBuffer.saving) {
+          void get().savePythonEditor(current);
+        }
+      }
       if (_selectedId !== id) {
         _editorOpenRequest += 1;
         set({ editorOpenError: null });
@@ -268,6 +305,140 @@ export const useScriptWorkspaceStore = create<State>((set, get) => {
       }
     },
 
+    openPythonEditor: async (script, showToast = true) => {
+      if (!script) return;
+      if (_pythonEditorOpeningIds.has(script.script_id)) return;
+      _pythonEditorOpeningIds.add(script.script_id);
+      try {
+        const workspaceId = script.workspace_id;
+        const url =
+          `/jupyter/${workspaceId}/api/contents/${script.jupyter_path}` +
+          `?type=file&content=1&hash=1&format=text`;
+        const response = await fetch(url, {
+          credentials: "include",
+          cache: "no-store",
+        });
+        if (!response.ok) {
+          throw new Error(`加载文件失败: ${response.status}`);
+        }
+        const data = await response.json();
+        const content = typeof data.content === "string" ? data.content : "";
+        set((state) => ({
+          pythonEditorBuffers: {
+            ...state.pythonEditorBuffers,
+            [script.script_id]: {
+              initialContent: content,
+              content,
+              dirty: false,
+              saving: false,
+              initial: true,
+              loadError: null,
+            },
+          },
+        }));
+      } catch (error) {
+        const message = error instanceof Error ? error.message : "打开 Python 编辑器失败";
+        set((state) => ({
+          pythonEditorBuffers: {
+            ...state.pythonEditorBuffers,
+            [script.script_id]: {
+              initialContent: null,
+              content: null,
+              dirty: false,
+              saving: false,
+              initial: false,
+              loadError: message,
+            },
+          },
+        }));
+        pushToast("error", message);
+      } finally {
+        _pythonEditorOpeningIds.delete(script.script_id);
+      }
+    },
+
+    setPythonEditorContent: (scriptId, value) => {
+      set((state) => {
+        const buffer = state.pythonEditorBuffers[scriptId];
+        if (!buffer) return state;
+        return {
+          pythonEditorBuffers: {
+            ...state.pythonEditorBuffers,
+            [scriptId]: {
+              ...buffer,
+              content: value,
+              dirty: value !== buffer.initialContent,
+            },
+          },
+        };
+      });
+    },
+
+    savePythonEditor: async (scriptId) => {
+      const buffer = get().pythonEditorBuffers[scriptId];
+      if (!buffer || buffer.content === null || !buffer.dirty || buffer.saving) {
+        return;
+      }
+      const script = get().scripts.find((s) => s.script_id === scriptId);
+      if (!script) return;
+      const savedContent = buffer.content;
+      set((state) => ({
+        pythonEditorBuffers: {
+          ...state.pythonEditorBuffers,
+          [scriptId]: { ...buffer, saving: true },
+        },
+      }));
+      try {
+        const api = requireApi();
+        await api.updateScript(scriptId, { content: savedContent });
+        set((state) => {
+          const current = state.pythonEditorBuffers[scriptId];
+          if (!current) return state;
+          return {
+            pythonEditorBuffers: {
+              ...state.pythonEditorBuffers,
+              [scriptId]: {
+                ...current,
+                initialContent: savedContent,
+                dirty: current.content !== savedContent,
+                saving: false,
+                initial: false,
+              },
+            },
+          };
+        });
+        pushToast("success", "已保存");
+      } catch (error) {
+        set((state) => {
+          const current = state.pythonEditorBuffers[scriptId];
+          if (!current) return state;
+          return {
+            pythonEditorBuffers: {
+              ...state.pythonEditorBuffers,
+              [scriptId]: { ...current, saving: false },
+            },
+          };
+        });
+        pushToast(
+          "error",
+          error instanceof Error ? error.message : "保存失败",
+        );
+      }
+    },
+
+    exitPythonEditor: (scriptId) => {
+      set((state) => {
+        const next = { ...state.pythonEditorBuffers };
+        delete next[scriptId];
+        return { pythonEditorBuffers: next };
+      });
+    },
+
+    exitAllPythonEditors: () => {
+      _pythonEditorOpeningIds.clear();
+      set({ pythonEditorBuffers: {} });
+    },
+
     openScriptEditor: async (script, showToast = true) => {
       if (!script) return;
       if (_editorOpening) return;

frontend/app/styles/platform.css

@@ -1048,6 +1048,7 @@ button {
 }
 
 .editor-canvas {
+  position: relative;
   min-height: 0;
   flex: 1;
   overflow: auto;
@@ -1990,6 +1991,81 @@ button {
   }
 }
 
+
+/* Save button — green primary tone for python editor */
+.editor-toolbar__actions .editor-save-button {
+  color: #1f6d3a;
+  background: #f1faf3;
+  border-color: #b8dec1;
+  font-weight: 600;
+}
+.editor-toolbar__actions .editor-save-button:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+.editor-toolbar__actions .editor-save-button.is-saving {
+  color: #1f6d3a;
+  opacity: 0.85;
+}
+.editor-toolbar__actions .editor-save-button .button-spinner {
+  width: 12px;
+  height: 12px;
+}
+
+/* Dirty banner — top of editor canvas */
+.editor-dirty-banner {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 6px 14px;
+  background: #fff7e6;
+  border-bottom: 1px solid #f0d8a8;
+  color: #9b6a18;
+  font-size: 12px;
+  font-weight: 500;
+}
+.editor-dirty-banner::before {
+  content: "●";
+  color: #d49b00;
+  font-size: 10px;
+}
+
+/* Python editor wrapper */
+.python-editor {
+  display: flex;
+  flex-direction: column;
+  height: 100%;
+  min-height: 0;
+  background: #fff;
+}
+.python-editor__status {
+  display: flex;
+  align-items: center;
+  gap: 16px;
+  padding: 4px 14px;
+  background: #f5f7fa;
+  border-bottom: 1px solid #e6e8ec;
+  font-size: 11px;
+  color: #6b7280;
+}
+.python-editor__canvas {
+  flex: 1;
+  min-height: 0;
+  position: relative;
+  overflow: hidden;
+}
+
+
+/* Python editor mount — multiple instances, only active visible */
+.python-editor-mount {
+  display: flex;
+  width: 100%;
+  height: 100%;
+  min-height: 0;
+  flex-direction: column;
+  background: #fff;
+}
+
 /* ============ 只读编辑器样式 ============ */
 .readonly-editor-container {
   display: flex;