File-Explorer: Editor editierbar + Speichern-Button

Endpoints/WorkspaceEndpoint.cs

@@ -38,6 +38,7 @@ public static class WorkspaceEndpoint
     {
         app.MapGet("/api/workspace/tree", HandleTree);
         app.MapGet("/api/workspace/file", HandleFile);
+        app.MapPut("/api/workspace/file", HandleFileSave);
         app.MapGet("/api/workspace/browse", HandleBrowse);
     }
 
@@ -158,6 +159,58 @@ public static class WorkspaceEndpoint
         });
     }
 
+    private static async Task HandleFileSave(HttpContext ctx)
+    {
+        var sessionId = ctx.Request.Query["sessionId"].FirstOrDefault();
+        var filePath = ctx.Request.Query["path"].FirstOrDefault();
+
+        if (string.IsNullOrEmpty(filePath))
+        {
+            ctx.Response.StatusCode = 400;
+            return;
+        }
+
+        var db = ctx.RequestServices.GetRequiredService<Gott.Services.DatabaseService>();
+        var session = await db.GetSession(sessionId ?? "");
+        if (session == null || string.IsNullOrEmpty(session.Workspace))
+        {
+            ctx.Response.StatusCode = 400;
+            await ctx.Response.WriteAsJsonAsync(new { error = "Kein Workspace konfiguriert" });
+            return;
+        }
+
+        var basePath = Path.GetFullPath(session.Workspace);
+        var targetPath = Path.GetFullPath(Path.Combine(basePath, filePath));
+
+        if (!targetPath.StartsWith(basePath))
+        {
+            ctx.Response.StatusCode = 403;
+            return;
+        }
+
+        if (!File.Exists(targetPath))
+        {
+            ctx.Response.StatusCode = 404;
+            return;
+        }
+
+        using var reader = new StreamReader(ctx.Request.Body);
+        var content = await reader.ReadToEndAsync();
+
+        await File.WriteAllTextAsync(targetPath, content);
+
+        var info = new FileInfo(targetPath);
+        var lineCount = content.Split('\n').Length;
+
+        await ctx.Response.WriteAsJsonAsync(new
+        {
+            path = filePath,
+            name = info.Name,
+            size = info.Length,
+            lineCount
+        });
+    }
+
     private static async Task HandleBrowse(HttpContext ctx)
     {
         var path = ctx.Request.Query["path"].FirstOrDefault() ?? "/";

wwwroot/css/file-explorer.css

@@ -116,6 +116,15 @@
   height: 100%;
 }
 
+.fe-cm-wrap > div {
+  display: flex;
+  flex: 1;
+  /* kein overflow:hidden – CodeMirror positioniert sein internes textarea
+     mit negativem Offset; overflow:hidden würde es clippen → kein Input */
+  position: relative;
+  height: 100%;
+}
+
 .fe-mde-wrap .EasyMDEContainer {
   display: flex;
   flex: 1;
@@ -261,3 +270,19 @@
   flex: 1;
 }
 
+.fe-footer-actions {
+  display: flex;
+  gap: .5em;
+  flex-shrink: 0;
+}
+
+.fe-save-btn:not(:disabled) {
+  background: var(--primary);
+  color: #fff;
+  border-color: var(--primary);
+}
+
+.fe-save-btn:not(:disabled):hover {
+  opacity: 0.85;
+}
+

wwwroot/js/file-explorer.js

@@ -41,7 +41,10 @@ function openFileExplorer(opts = {}) {
     </div>
     <div class="fe-footer" id="feFooter" hidden>
       <span class="fe-info" id="feInfo"></span>
-      <button class="fe-btn fe-select-btn" id="feSelectBtn">Einfügen</button>
+      <div class="fe-footer-actions">
+        <button class="fe-btn fe-save-btn" id="feSaveBtn" disabled hidden>Speichern</button>
+        <button class="fe-btn fe-select-btn" id="feSelectBtn">Einfügen</button>
+      </div>
     </div>
   `;
 
@@ -51,6 +54,7 @@ function openFileExplorer(opts = {}) {
   document.getElementById('feBack').addEventListener('click', feGoBack);
   document.getElementById('feClose').addEventListener('click', closeFileExplorer);
   document.getElementById('feSelectBtn').addEventListener('click', feDoSelect);
+  document.getElementById('feSaveBtn').addEventListener('click', feDoSave);
 
   // ESC
   _feState._keyHandler = (e) => { if (e.key === 'Escape') closeFileExplorer(); };
@@ -220,6 +224,12 @@ async function feSelectFile(entry, itemEl) {
     }
 
     info.textContent = `${data.path} — ${data.lineCount} Zeilen, ${formatSize(data.size)}`;
+
+    const saveBtn = document.getElementById('feSaveBtn');
+    const selectBtn = document.getElementById('feSelectBtn');
+    saveBtn.hidden = false;
+    saveBtn.disabled = true;
+    selectBtn.hidden = !_feState.onSelect;
     footer.hidden = false;
 
   } catch (e) {
@@ -239,22 +249,25 @@ function feDestroyEditor() {
 }
 
 function feInitCodeMirror(container, data, ext) {
-  container.innerHTML = '<div class="fe-cm-wrap"><textarea id="feCmTextarea"></textarea></div>';
-
-  const textarea = document.getElementById('feCmTextarea');
-  textarea.value = data.content;
+  container.innerHTML = '<div class="fe-cm-wrap"><div id="feCmHost"></div></div>';
 
+  const host = document.getElementById('feCmHost');
   const mode = getCmMode(ext);
+  const originalContent = data.content;
 
-  const cm = CodeMirror.fromTextArea(textarea, {
+  const cm = CodeMirror(host, {
+    value: data.content,
     mode: mode,
     theme: 'default',
     lineNumbers: true,
-    readOnly: true,
+    readOnly: false,
     lineWrapping: false,
     tabSize: 4,
     indentWithTabs: false,
-    extraKeys: {}
+    extraKeys: {
+      'Ctrl-S': () => feDoSave(),
+      'Cmd-S': () => feDoSave()
+    }
   });
 
   // Selektion-Tracking für Zeilen-Info
@@ -263,6 +276,15 @@ function feInitCodeMirror(container, data, ext) {
     feUpdateSelectionInfo(cm, data);
   });
 
+  // Änderungs-Tracking
+  cm.on('change', () => {
+    const saveBtn = document.getElementById('feSaveBtn');
+    if (saveBtn) saveBtn.disabled = cm.getValue() === originalContent;
+  });
+
+  // Refresh nötig wenn CM in einem Container ohne finale Größe initialisiert wird
+  requestAnimationFrame(() => cm.refresh());
+
   _feState._editor = cm;
   _feState._editorType = 'codemirror';
 }
@@ -374,6 +396,55 @@ function feDoSelect() {
   closeFileExplorer();
 }
 
+async function feDoSave() {
+  if (!_feState || !_feState.selectedFile) return;
+
+  const cm = feGetCm();
+  if (!cm) return;
+
+  const saveBtn = document.getElementById('feSaveBtn');
+  if (saveBtn && saveBtn.disabled) return;
+
+  const content = cm.getValue();
+  const path = _feState.selectedFile.path;
+
+  if (saveBtn) {
+    saveBtn.disabled = true;
+    saveBtn.textContent = 'Speichern...';
+  }
+
+  try {
+    const resp = await fetch(
+      `/api/workspace/file?sessionId=${_feState.sessionId}&path=${encodeURIComponent(path)}`,
+      { method: 'PUT', body: content }
+    );
+
+    if (!resp.ok) {
+      const err = await resp.json().catch(() => ({}));
+      alert('Fehler beim Speichern: ' + (err.error || resp.status));
+      if (saveBtn) { saveBtn.disabled = false; saveBtn.textContent = 'Speichern'; }
+      return;
+    }
+
+    const result = await resp.json();
+
+    // State aktualisieren
+    _feState.selectedFile.content = content;
+    _feState.selectedFile.size = result.size;
+    _feState.selectedFile.lineCount = result.lineCount;
+
+    const info = document.getElementById('feInfo');
+    if (info) info.textContent = `${path} — ${result.lineCount} Zeilen, ${formatSize(result.size)}`;
+
+    if (saveBtn) { saveBtn.textContent = 'Speichern'; }
+    // bleibt disabled, da gespeicherter Stand == aktueller Stand
+
+  } catch (e) {
+    alert('Netzwerk-Fehler beim Speichern');
+    if (saveBtn) { saveBtn.disabled = false; saveBtn.textContent = 'Speichern'; }
+  }
+}
+
 // ── Folder Browser Mode ──
 // Nutzt /api/workspace/browse mit absolutem Pfad, zum Ordner-Auswählen.