async def __worker(self, json_request):
try:
workflow_index = json_request["workflow_index"]
item_index = json_request["item_index"]
new_step_index = json_request["new_step_index"]
except KeyError as e:
raise ServiceException(
reason=f'Field {e} is missing in the payload.',
status_code=400)
workflow = self.workflow_lookup[workflow_index]
item = self.item_lookup[item_index]
old_step_index = item.item_step.index
workflow.move_item_to_step_index(item, new_step_index)
res = {
"item_index":
item_index,
"message":
f"Item {item.item_name} was moved from Step [{old_step_index}] to Step [{new_step_index}] "
f"in workflow of index {workflow_index}.",
"workflow":
str(workflow)
}
return json.dumps(res)
async def __worker(self, json_request):
try:
workflow_index = json_request["workflow_index"]
item = json_request["item"]
item_type = item["item_type"]
item_name = item["item_name"]
video = item.get("video", None)
rules = item.get("rules", None)
except KeyError as e:
raise ServiceException(
reason=f'Field {e} is missing in the payload.',
status_code=400)
meta_data = {"video": video, "rules": rules}
workflow = self.workflow_lookup[workflow_index]
item = Components.item_factory(item_type=item_type,
item_name=item_name,
item_step=None,
**meta_data)
item_index = len(self.item_lookup.keys())
self.item_lookup[item_index] = item
workflow.add_item(item)
res = {
"item_index":
item_index,
"message":
f"Item {item.item_name} was added successfully to workflow of index {workflow_index}. "
f"Item is now accessible at index {item_index}",
"workflow":
str(workflow)
}
return json.dumps(res)
async def post(self):
try:
json_request = tornado.escape.json_decode(self.request.body)
except Exception as e:
raise ServiceException(reason='Something went wrong.',
status_code=400)
self.set_header("Content-Type", "application/json")
self.write(await self.__worker(json_request=json_request))
async def __worker(self, json_request):
try:
workflow_index = json_request["workflow_index"]
step_name = json_request["step_name"]
except KeyError as e:
raise ServiceException(
reason=f'Field {e} is missing in the payload.',
status_code=400)
workflow = self.workflow_lookup[workflow_index]
step = Components.Step(step_name)
workflow.add_step(step)
last_step_index = workflow.last_step_index
res = {
"message":
f"Step {step_name} added successfully at {last_step_index} in workflow of index {workflow_index}",
"workflow": str(workflow)
}
return json.dumps(res)
async def __worker(self, json_request):
try:
workflow_name = json_request["workflow_name"]
except KeyError as e:
raise ServiceException(
reason=f'Field {e} is missing in the payload.',
status_code=400)
workflow = Components.Workflow(workflow_name)
index = len(self.workflow_lookup.keys())
self.workflow_lookup[index] = workflow
res = {
"id": index,
"message":
f"Workflow {workflow_name} added successfully. Accessible at index {index}",
"workflow": str(workflow)
}
return json.dumps(res)
async def __worker(self, json_request):
try:
workflow_index = json_request["workflow_index"]
item_index = json_request["item_index"]
except KeyError as e:
raise ServiceException(
reason=f'Field {e} is missing in the payload.',
status_code=400)
workflow = self.workflow_lookup[workflow_index]
item = self.item_lookup[item_index]
workflow.downgrade_item(item)
res = {
"item_index": item_index,
"message":
f"Item {item.item_name} was downgraded successfully to the next step in workflow of index {workflow_index}.",
"workflow": str(workflow)
}
return json.dumps(res)
async def __worker(self, json_request):
try:
workflow_index = json_request["workflow_index"]
step_index = json_request["step_index"]
step_new_name = json_request["step_new_name"]
except KeyError as e:
raise ServiceException(
reason=f'Field {e} is missing in the payload.',
status_code=400)
workflow = self.workflow_lookup[workflow_index]
step_old_name = workflow.steps[step_index - 1].status
workflow.change_step_name(step_index, step_new_name)
res = {
"message":
f"Step {step_old_name} was changed successfully to {step_new_name} in workflow of index {workflow_index}",
"workflow": str(workflow)
}
return json.dumps(res)