From 50c0b4d01274d263ad988f622323eeb6ee0539d3 Mon Sep 17 00:00:00 2001
From: Tobias Leuschner <info@leuschner.dev>
Date: Wed, 13 May 2026 11:13:17 +0200
Subject: [PATCH] =?UTF-8?q?feat:=20Speicherplatz-Warnung=20hinzugef=C3=BCg?=
 =?UTF-8?q?t=20und=20Versionsnummer=20auf=201.0.71=20erh=C3=B6ht?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app.py      | 46 ++++++++++++++++++++++++++++++++++++++++++++--
 version.txt |  2 +-
 2 files changed, 45 insertions(+), 3 deletions(-)

diff --git a/app.py b/app.py
index 2b1c48a..ede4a22 100644
--- a/app.py
+++ b/app.py
@@ -82,6 +82,8 @@ copy_state = {
     'bytes_total': 0, 'bytes_done': 0,
     'start_ts': None, 'eta_sec': None, 'speed_bps': 0,
     'phase': 'idle',
+    'space_warning': False, 'space_needed': 0, 'space_free': 0,
+    'last_success_file': '',
 }
 copy_lock = threading.Lock()
 _copy_thread: threading.Thread | None = None
@@ -832,7 +834,9 @@ def do_copy(src_devs, dst_dev, cfg):
                               done=0, total=0, logs=[], current='',
                               bytes_total=0, bytes_done=0,
                               start_ts=time.time(), eta_sec=None, speed_bps=0,
-                              phase='copy')
+                              phase='copy',
+                              space_warning=False, space_needed=0, space_free=0,
+                              last_success_file='')
         save_state()
         n = len(src_devs)
         add_log(f'Kopiervorgang gestartet ({n} Quelle{"n" if n != 1 else ""})')
@@ -898,6 +902,23 @@ def do_copy(src_devs, dst_dev, cfg):
             copy_state['total'] = total
             copy_state['bytes_total'] = bytes_total
         add_log(f'{total} Dateien gesamt ({_fmt_bytes(bytes_total)})')
+
+        # -- Speicherplatz-Prüfung ------------------------------------------
+        try:
+            dst_free = shutil.disk_usage(dst_mp).free
+        except Exception:
+            dst_free = 0
+        if bytes_total > 0 and dst_free < bytes_total:
+            with copy_lock:
+                copy_state.update(space_warning=True,
+                                  space_needed=bytes_total,
+                                  space_free=dst_free)
+            add_log(
+                f'⚠ Nicht genug Speicherplatz! '
+                f'Benötigt: {_fmt_bytes(bytes_total)}, '
+                f'Verfügbar: {_fmt_bytes(dst_free)} – '
+                f'Quelle wird nicht gelöscht'
+            )
         save_state()
 
         # -- Phase 1: Kopieren (alle Quellen) --------------------------------
@@ -963,6 +984,7 @@ def do_copy(src_devs, dst_dev, cfg):
 
                 with copy_lock:
                     copy_state['bytes_done'] += fsize
+                    copy_state['last_success_file'] = str(dst_f)
                     bd = copy_state['bytes_done']
                     bt = copy_state['bytes_total']
                     elapsed = time.time() - copy_state['start_ts']
@@ -1018,7 +1040,11 @@ def do_copy(src_devs, dst_dev, cfg):
 
         # -- Phase 3: Quelle löschen ----------------------------------------
         if cfg.get('delete_source') and verified_pairs:
-            if verify_errors:
+            with copy_lock:
+                _space_warn = copy_state.get('space_warning', False)
+            if _space_warn:
+                add_log('Quelldateien NICHT gelöscht (Speicherplatz unzureichend)')
+            elif verify_errors:
                 add_log('Quelldateien NICHT gelöscht (Prüfsummenfehler)')
             else:
                 with copy_lock:
@@ -2920,6 +2946,10 @@ body{background:var(--bg);color:var(--txt);font-family:-apple-system,BlinkMacSys
   </div>
   <div class="card-body" style="padding:.65rem .85rem">
     <div id="log-box" class="log-wrap"><div class="expl-empty">Noch keine Einträge</div></div>
+    <div id="space-warn-box" style="display:none;margin-top:.6rem;padding:.55rem .75rem;background:rgba(251,191,36,.08);border:1px solid rgba(251,191,36,.4);border-radius:.45rem">
+      <div style="font-size:.82rem;font-weight:700;color:var(--ylw)">&#9888;&nbsp;Nicht genug Speicherplatz</div>
+      <div id="space-warn-detail" style="font-size:.76rem;color:var(--sub);margin-top:.25rem;line-height:1.5"></div>
+    </div>
   </div>
 </div>
 
@@ -3680,6 +3710,18 @@ async function poll(){
     // Log
     if(c.logs&&c.logs.length)
       $('log-box').innerHTML=c.logs.slice().reverse().map(l=>`<div class="log-row"><span class="log-t">${l.t}</span><span class="log-m">${l.m}</span></div>`).join('');
+    // Speicherplatz-Warnung
+    const swb=$('space-warn-box'),swd=$('space-warn-detail');
+    if(c.space_warning){
+      swb.style.display='block';
+      const needed=fmtBytes(c.space_needed||0), free=fmtBytes(c.space_free||0);
+      const missing=fmtBytes(Math.max(0,(c.space_needed||0)-(c.space_free||0)));
+      let detail=`Benötigt: <strong>${needed}</strong> · Verfügbar: <strong>${free}</strong> · Fehlend: <strong>${missing}</strong><br>Quelldateien werden nicht gelöscht.`;
+      if(c.last_success_file) detail+=`<br>Zuletzt kopiert: <span style="font-family:monospace">${c.last_success_file}</span>`;
+      swd.innerHTML=detail;
+    }else{
+      swb.style.display='none';
+    }
   }catch(e){}
   // Upload status
   try{
diff --git a/version.txt b/version.txt
index 9d8637c..1edd062 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.0.70
+1.0.71