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from enum import Enum
from typing import Optional
from pydantic import BaseModel
from core.model_runtime.entities.llm_entities import LLMResult, LLMUsage
from core.model_runtime.utils.encoders import jsonable_encoder
from core.workflow.entities.node_entities import NodeType
from core.workflow.nodes.answer.entities import GenerateRouteChunk
class WorkflowStreamGenerateNodes(BaseModel):
"""
WorkflowStreamGenerateNodes entity
"""
end_node_id: str
stream_node_ids: list[str]
class ChatflowStreamGenerateRoute(BaseModel):
"""
ChatflowStreamGenerateRoute entity
"""
answer_node_id: str
generate_route: list[GenerateRouteChunk]
current_route_position: int = 0
class NodeExecutionInfo(BaseModel):
"""
NodeExecutionInfo entity
"""
workflow_node_execution_id: str
node_type: NodeType
start_at: float
class TaskState(BaseModel):
"""
TaskState entity
"""
metadata: dict = {}
class EasyUITaskState(TaskState):
"""
EasyUITaskState entity
"""
llm_result: LLMResult
class WorkflowTaskState(TaskState):
"""
WorkflowTaskState entity
"""
answer: str = ""
workflow_run_id: Optional[str] = None
start_at: Optional[float] = None
total_tokens: int = 0
total_steps: int = 0
ran_node_execution_infos: dict[str, NodeExecutionInfo] = {}
latest_node_execution_info: Optional[NodeExecutionInfo] = None
current_stream_generate_state: Optional[WorkflowStreamGenerateNodes] = None
class AdvancedChatTaskState(WorkflowTaskState):
"""
AdvancedChatTaskState entity
"""
usage: LLMUsage
current_stream_generate_state: Optional[ChatflowStreamGenerateRoute] = None
class StreamEvent(Enum):
"""
Stream event
"""
PING = "ping"
ERROR = "error"
MESSAGE = "message"
MESSAGE_END = "message_end"
MESSAGE_FILE = "message_file"
MESSAGE_REPLACE = "message_replace"
AGENT_THOUGHT = "agent_thought"
AGENT_MESSAGE = "agent_message"
WORKFLOW_STARTED = "workflow_started"
WORKFLOW_FINISHED = "workflow_finished"
NODE_STARTED = "node_started"
NODE_FINISHED = "node_finished"
TEXT_CHUNK = "text_chunk"
TEXT_REPLACE = "text_replace"
class StreamResponse(BaseModel):
"""
StreamResponse entity
"""
event: StreamEvent
task_id: str
def to_dict(self) -> dict:
return jsonable_encoder(self)
class ErrorStreamResponse(StreamResponse):
"""
ErrorStreamResponse entity
"""
event: StreamEvent = StreamEvent.ERROR
err: Exception
class Config:
arbitrary_types_allowed = True
class MessageStreamResponse(StreamResponse):
"""
MessageStreamResponse entity
"""
event: StreamEvent = StreamEvent.MESSAGE
id: str
answer: str
class MessageEndStreamResponse(StreamResponse):
"""
MessageEndStreamResponse entity
"""
event: StreamEvent = StreamEvent.MESSAGE_END
id: str
metadata: dict = {}
class MessageFileStreamResponse(StreamResponse):
"""
MessageFileStreamResponse entity
"""
event: StreamEvent = StreamEvent.MESSAGE_FILE
id: str
type: str
belongs_to: str
url: str
class MessageReplaceStreamResponse(StreamResponse):
"""
MessageReplaceStreamResponse entity
"""
event: StreamEvent = StreamEvent.MESSAGE_REPLACE
answer: str
class AgentThoughtStreamResponse(StreamResponse):
"""
AgentThoughtStreamResponse entity
"""
event: StreamEvent = StreamEvent.AGENT_THOUGHT
id: str
position: int
thought: Optional[str] = None
observation: Optional[str] = None
tool: Optional[str] = None
tool_labels: Optional[dict] = None
tool_input: Optional[str] = None
message_files: Optional[list[str]] = None
class AgentMessageStreamResponse(StreamResponse):
"""
AgentMessageStreamResponse entity
"""
event: StreamEvent = StreamEvent.AGENT_MESSAGE
id: str
answer: str
class WorkflowStartStreamResponse(StreamResponse):
"""
WorkflowStartStreamResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
id: str
workflow_id: str
sequence_number: int
inputs: dict
created_at: int
event: StreamEvent = StreamEvent.WORKFLOW_STARTED
workflow_run_id: str
data: Data
class WorkflowFinishStreamResponse(StreamResponse):
"""
WorkflowFinishStreamResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
id: str
workflow_id: str
sequence_number: int
status: str
outputs: Optional[dict] = None
error: Optional[str] = None
elapsed_time: float
total_tokens: int
total_steps: int
created_by: Optional[dict] = None
created_at: int
finished_at: int
files: Optional[list[dict]] = []
event: StreamEvent = StreamEvent.WORKFLOW_FINISHED
workflow_run_id: str
data: Data
class NodeStartStreamResponse(StreamResponse):
"""
NodeStartStreamResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
id: str
node_id: str
node_type: str
title: str
index: int
predecessor_node_id: Optional[str] = None
inputs: Optional[dict] = None
created_at: int
extras: dict = {}
event: StreamEvent = StreamEvent.NODE_STARTED
workflow_run_id: str
data: Data
def to_ignore_detail_dict(self):
return {
"event": self.event.value,
"task_id": self.task_id,
"workflow_run_id": self.workflow_run_id,
"data": {
"id": self.data.id,
"node_id": self.data.node_id,
"node_type": self.data.node_type,
"title": self.data.title,
"index": self.data.index,
"predecessor_node_id": self.data.predecessor_node_id,
"inputs": None,
"created_at": self.data.created_at,
"extras": {}
}
}
class NodeFinishStreamResponse(StreamResponse):
"""
NodeFinishStreamResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
id: str
node_id: str
node_type: str
title: str
index: int
predecessor_node_id: Optional[str] = None
inputs: Optional[dict] = None
process_data: Optional[dict] = None
outputs: Optional[dict] = None
status: str
error: Optional[str] = None
elapsed_time: float
execution_metadata: Optional[dict] = None
created_at: int
finished_at: int
files: Optional[list[dict]] = []
event: StreamEvent = StreamEvent.NODE_FINISHED
workflow_run_id: str
data: Data
def to_ignore_detail_dict(self):
return {
"event": self.event.value,
"task_id": self.task_id,
"workflow_run_id": self.workflow_run_id,
"data": {
"id": self.data.id,
"node_id": self.data.node_id,
"node_type": self.data.node_type,
"title": self.data.title,
"index": self.data.index,
"predecessor_node_id": self.data.predecessor_node_id,
"inputs": None,
"process_data": None,
"outputs": None,
"status": self.data.status,
"error": None,
"elapsed_time": self.data.elapsed_time,
"execution_metadata": None,
"created_at": self.data.created_at,
"finished_at": self.data.finished_at,
"files": []
}
}
class TextChunkStreamResponse(StreamResponse):
"""
TextChunkStreamResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
text: str
event: StreamEvent = StreamEvent.TEXT_CHUNK
data: Data
class TextReplaceStreamResponse(StreamResponse):
"""
TextReplaceStreamResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
text: str
event: StreamEvent = StreamEvent.TEXT_REPLACE
data: Data
class PingStreamResponse(StreamResponse):
"""
PingStreamResponse entity
"""
event: StreamEvent = StreamEvent.PING
class AppStreamResponse(BaseModel):
"""
AppStreamResponse entity
"""
stream_response: StreamResponse
class ChatbotAppStreamResponse(AppStreamResponse):
"""
ChatbotAppStreamResponse entity
"""
conversation_id: str
message_id: str
created_at: int
class CompletionAppStreamResponse(AppStreamResponse):
"""
CompletionAppStreamResponse entity
"""
message_id: str
created_at: int
class WorkflowAppStreamResponse(AppStreamResponse):
"""
WorkflowAppStreamResponse entity
"""
workflow_run_id: str
class AppBlockingResponse(BaseModel):
"""
AppBlockingResponse entity
"""
task_id: str
def to_dict(self) -> dict:
return jsonable_encoder(self)
class ChatbotAppBlockingResponse(AppBlockingResponse):
"""
ChatbotAppBlockingResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
id: str
mode: str
conversation_id: str
message_id: str
answer: str
metadata: dict = {}
created_at: int
data: Data
class CompletionAppBlockingResponse(AppBlockingResponse):
"""
CompletionAppBlockingResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
id: str
mode: str
message_id: str
answer: str
metadata: dict = {}
created_at: int
data: Data
class WorkflowAppBlockingResponse(AppBlockingResponse):
"""
WorkflowAppBlockingResponse entity
"""
class Data(BaseModel):
"""
Data entity
"""
id: str
workflow_id: str
status: str
outputs: Optional[dict] = None
error: Optional[str] = None
elapsed_time: float
total_tokens: int
total_steps: int
created_at: int
finished_at: int
workflow_run_id: str
data: Data
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