1 files changed, 68 insertions, 8 deletions
diff --git a/modules/progress.py b/modules/progress.py
index c69ecf3d..13568701 100644
--- a/modules/progress.py
+++ b/modules/progress.py
@@ -4,38 +4,84 @@ import time
 
 import gradio as gr
 from pydantic import BaseModel, Field
+from typing import Optional
+from fastapi import Depends, Security
+from fastapi.security import APIKeyCookie
 
+from modules import call_queue
 from modules.shared import opts
 
 import modules.shared as shared
 
 
+current_task_user = None
 current_task = None
 pending_tasks = {}
 finished_tasks = []
 
 
-def start_task(id_task):
+def start_task(user, id_task):
     global current_task
+    global current_task_user
 
+    current_task_user = user
     current_task = id_task
-    pending_tasks.pop(id_task, None)
+    pending_tasks.pop((user, id_task), None)
 
 
-def finish_task(id_task):
+def finish_task(user, id_task):
     global current_task
+    global current_task_user
 
     if current_task == id_task:
         current_task = None
 
-    finished_tasks.append(id_task)
+    if current_task_user == user:
+        current_task_user = None
+
+    finished_tasks.append((user, id_task))
     if len(finished_tasks) > 16:
         finished_tasks.pop(0)
 
 
-def add_task_to_queue(id_job):
-    pending_tasks[id_job] = time.time()
+def add_task_to_queue(user, id_job):
+    pending_tasks[(user, id_job)] = time.time()
+
+last_task_id = None
+last_task_result = None
+last_task_user = None
+
+def set_last_task_result(user, id_job, result):
+
+  global last_task_id
+  global last_task_result
+  global last_task_user
+
+  last_task_id = id_job
+  last_task_result = result
+  last_task_user = user
+
+
+def restore_progress_call(request: gr.Request):
+    if current_task is None:
+
+      # image, generation_info, html_info, html_log
+      return tuple(list([None, None, None, None]))
+
+    else:
+      user = request.username
 
+      if current_task_user == user:
+        t_task = current_task
+        with call_queue.queue_lock_condition:
+          call_queue.queue_lock_condition.wait_for(lambda: t_task == last_task_id)
+
+        return last_task_result
+
+      return tuple(list([None, None, None, None]))
+
+class CurrentTaskResponse(BaseModel):
+  current_task: str = Field(default=None, title="Task ID", description="id of the current progress task")
 
 class ProgressRequest(BaseModel):
     id_task: str = Field(default=None, title="Task ID", description="id of the task to get progress for")
@@ -56,6 +102,21 @@ class ProgressResponse(BaseModel):
 def setup_progress_api(app):
     return app.add_api_route("/internal/progress", progressapi, methods=["POST"], response_model=ProgressResponse)
 
+def setup_current_task_api(app):
+
+    def get_current_user(token: Optional[str] = Security(APIKeyCookie(name="access-token", auto_error=False))):
+      return None if token is None else app.tokens.get(token)
+
+    def current_task_api(current_user: str = Depends(get_current_user)):
+
+      if app.auth is None or current_task_user == current_user:
+        current_user_task = current_task
+      else:
+        current_user_task = None
+
+      return CurrentTaskResponse(current_task=current_user_task)
+
+    return app.add_api_route("/internal/current_task", current_task_api, methods=["GET"], response_model=CurrentTaskResponse)
 
 def progressapi(req: ProgressRequest):
     active = req.id_task == current_task
@@ -95,5 +156,4 @@ def progressapi(req: ProgressRequest):
     else:
         live_preview = None
 
-    return ProgressResponse(active=active, queued=queued, completed=completed, progress=progress, eta=eta, live_preview=live_preview, id_live_preview=id_live_preview, textinfo=shared.state.textinfo)
-
+    return ProgressResponse(active=active, queued=queued, completed=completed, progress=progress, eta=eta, live_preview=live_preview, id_live_preview=id_live_preview, textinfo=shared.state.textinfo)
+\ No newline at end of file