fix: progress accuracy in slicing mode

index.html

@@ -448,11 +448,11 @@ while (await new Promise(o => setTimeout(o, 1000, true))) {
             $('#send').classList.add('pulse');
             $('#timezoneLabel').innerText = Temporal.Now.zonedDateTimeISO(locale.timezone).toLocaleString(locale.name);
 
-            let { done, skip, email, subject, recipient } = await Rpc2.invoke('progress').catch(() => new Object());
+            let { done, skip, orts, email, subject, recipient } = await Rpc2.invoke('progress').catch(() => new Object());
             let limit = minor || major - 1;
             let chunk = $('#chunksize').valueAsNumber;
             let total = $('#slice').checked ? Math.min(chunk, limit - chunk * $('#offset').valueAsNumber) : limit;
-            let index = $('#slice').checked ? done : done + skip;
+            let index = $('#slice').checked ? done + skip - orts : done + skip;
 
             $('#progressLabel').innerText = `${parseFloat(index / total * 100).toFixed(2)}% (${index}/${total})`;
             $('#subjectLabel').innerText = subject ?? '';

main.py

@@ -373,6 +373,7 @@ def main(driver: Chrome, logger = logging.getLogger('main')):
 
             progress['done'] = 0
             progress['skip'] = 0
+            progress['orts'] = 0
             progress['subject'] = subject
             logger.info('Done')
         except Cancel:
@@ -412,6 +413,7 @@ def main(driver: Chrome, logger = logging.getLogger('main')):
 
                 if index < options.get('start', 2) or progress['done'] >= options.get('limit', limit):
                     logger.info("[%d/%d] Not planned; skipping '%s'", index-1, limit-1, email)
+                    progress['orts'] += 1
                     raise Skip()
 
                 match options.get('occurrence'):