fix: bug sending LoTW on close

frontend/src/components/SettingsModal.tsx

@@ -749,14 +749,14 @@ export function SettingsModal({ onClose, onSaved, initialSection, onMainPaneChan
     api_key: string; email: string; username: string; password: string; callsign: string;
     force_station_callsign: string;
     tqsl_path: string; station_location: string; key_password: string;
-    upload_flag: string; write_log: boolean;
+    upload_flags: string[]; write_log: boolean;
     auto_upload: boolean; upload_mode: string;
   };
   type ExternalServices = { qrz: ExtServiceCfg; clublog: ExtServiceCfg; lotw: ExtServiceCfg };
   const emptyExtCfg = (): ExtServiceCfg => ({
     api_key: '', email: '', username: '', password: '', callsign: '',
     force_station_callsign: '', tqsl_path: '', station_location: '', key_password: '',
-    upload_flag: 'R', write_log: false,
+    upload_flags: ['N', 'R'], write_log: false,
     auto_upload: false, upload_mode: 'immediate',
   });
   const [extSvc, setExtSvc] = useState<ExternalServices>({
@@ -2892,17 +2892,32 @@ export function SettingsModal({ onClose, onSaved, initialSection, onMainPaneChan
                 placeholder="only if your certificate key has a password"
                 className="text-xs"
               />
-              <Label className="text-sm">Upload flag</Label>
+              <Label className="text-sm">Consider as unsent</Label>
               <div>
-                <Select value={lotw.upload_flag || 'R'} onValueChange={(v) => setLotw({ upload_flag: v })}>
-                  <SelectTrigger className="h-8 w-64"><SelectValue /></SelectTrigger>
-                  <SelectContent>
-                    <SelectItem value="N">Upload when LoTW sent = No</SelectItem>
-                    <SelectItem value="R">Upload when LoTW sent = Requested</SelectItem>
-                  </SelectContent>
-                </Select>
+                <div className="flex items-center gap-4">
+                  {(['N', 'R'] as const).map((f) => {
+                    const flags = lotw.upload_flags ?? [];
+                    const checked = flags.includes(f);
+                    return (
+                      <label key={f} className="flex items-center gap-2 text-sm cursor-pointer">
+                        <Checkbox
+                          checked={checked}
+                          onCheckedChange={(c) => {
+                            const next = c
+                              ? Array.from(new Set([...flags, f]))
+                              : flags.filter((x) => x !== f);
+                            setLotw({ upload_flags: next });
+                          }}
+                        />
+                        {f === 'N' ? 'No (N)' : 'Requested (R)'}
+                      </label>
+                    );
+                  })}
+                </div>
                 <div className="text-[10px] text-muted-foreground mt-1">
-                  Must match your default LoTW <em>sent</em> status in Confirmations, or new QSOs won't be picked up.
+                  At app close, every QSO whose LoTW <em>sent</em> status is one of these is signed and
+                  uploaded in one TQSL batch — including QSOs imported from an ADIF. Uploaded QSOs become
+                  <em> Y</em> and won't be re-sent. Must include your default <em>sent</em> status from Confirmations.
                 </div>
               </div>
             </div>

frontend/wailsjs/go/models.ts

@@ -673,7 +673,7 @@ export namespace extsvc {
 	    tqsl_path: string;
 	    station_location: string;
 	    key_password: string;
-	    upload_flag: string;
+	    upload_flags: string[];
 	    write_log: boolean;
 	    auto_upload: boolean;
 	    upload_mode: string;
@@ -693,7 +693,7 @@ export namespace extsvc {
 	        this.tqsl_path = source["tqsl_path"];
 	        this.station_location = source["station_location"];
 	        this.key_password = source["key_password"];
-	        this.upload_flag = source["upload_flag"];
+	        this.upload_flags = source["upload_flags"];
 	        this.write_log = source["write_log"];
 	        this.auto_upload = source["auto_upload"];
 	        this.upload_mode = source["upload_mode"];