dify/api/controllers/web/saved_message.py

124 lines
4.3 KiB
Python

from flask import request
from pydantic import BaseModel, Field, TypeAdapter
from werkzeug.exceptions import NotFound
from controllers.common.schema import register_schema_models
from controllers.web import web_ns
from controllers.web.error import NotCompletionAppError
from controllers.web.wraps import WebApiResource
from fields.conversation_fields import ResultResponse
from fields.message_fields import SavedMessageInfiniteScrollPagination, SavedMessageItem
from libs.helper import UUIDStrOrEmpty
from services.errors.message import MessageNotExistsError
from services.saved_message_service import SavedMessageService
class SavedMessageListQuery(BaseModel):
last_id: UUIDStrOrEmpty | None = None
limit: int = Field(default=20, ge=1, le=100)
class SavedMessageCreatePayload(BaseModel):
message_id: UUIDStrOrEmpty
register_schema_models(web_ns, SavedMessageListQuery, SavedMessageCreatePayload)
@web_ns.route("/saved-messages")
class SavedMessageListApi(WebApiResource):
@web_ns.doc("Get Saved Messages")
@web_ns.doc(description="Retrieve paginated list of saved messages for a completion application.")
@web_ns.doc(
params={
"last_id": {"description": "Last message ID for pagination", "type": "string", "required": False},
"limit": {
"description": "Number of messages to return (1-100)",
"type": "integer",
"required": False,
"default": 20,
},
}
)
@web_ns.doc(
responses={
200: "Success",
400: "Bad Request - Not a completion app",
401: "Unauthorized",
403: "Forbidden",
404: "App Not Found",
500: "Internal Server Error",
}
)
def get(self, app_model, end_user):
if app_model.mode != "completion":
raise NotCompletionAppError()
raw_args = request.args.to_dict()
query = SavedMessageListQuery.model_validate(raw_args)
pagination = SavedMessageService.pagination_by_last_id(app_model, end_user, query.last_id, query.limit)
adapter = TypeAdapter(SavedMessageItem)
items = [adapter.validate_python(message, from_attributes=True) for message in pagination.data]
return SavedMessageInfiniteScrollPagination(
limit=pagination.limit,
has_more=pagination.has_more,
data=items,
).model_dump(mode="json")
@web_ns.doc("Save Message")
@web_ns.doc(description="Save a specific message for later reference.")
@web_ns.doc(
params={
"message_id": {"description": "Message UUID to save", "type": "string", "required": True},
}
)
@web_ns.doc(
responses={
200: "Message saved successfully",
400: "Bad Request - Not a completion app",
401: "Unauthorized",
403: "Forbidden",
404: "Message Not Found",
500: "Internal Server Error",
}
)
def post(self, app_model, end_user):
if app_model.mode != "completion":
raise NotCompletionAppError()
payload = SavedMessageCreatePayload.model_validate(web_ns.payload or {})
try:
SavedMessageService.save(app_model, end_user, payload.message_id)
except MessageNotExistsError:
raise NotFound("Message Not Exists.")
return ResultResponse(result="success").model_dump(mode="json")
@web_ns.route("/saved-messages/<uuid:message_id>")
class SavedMessageApi(WebApiResource):
@web_ns.doc("Delete Saved Message")
@web_ns.doc(description="Remove a message from saved messages.")
@web_ns.doc(params={"message_id": {"description": "Message UUID to delete", "type": "string", "required": True}})
@web_ns.doc(
responses={
204: "Message removed successfully",
400: "Bad Request - Not a completion app",
401: "Unauthorized",
403: "Forbidden",
404: "Message Not Found",
500: "Internal Server Error",
}
)
def delete(self, app_model, end_user, message_id):
message_id = str(message_id)
if app_model.mode != "completion":
raise NotCompletionAppError()
SavedMessageService.delete(app_model, end_user, message_id)
return ResultResponse(result="success").model_dump(mode="json"), 204