dify/api/controllers/console/app/generator.py
2025-03-11 10:09:02 +08:00

134 lines
5.2 KiB
Python

import os
from typing import cast
from flask_login import current_user # type: ignore
from flask_restful import Resource, reqparse # type: ignore
from controllers.console import api
from controllers.console.app.error import (
CompletionRequestError,
ProviderModelCurrentlyNotSupportError,
ProviderNotInitializeError,
ProviderQuotaExceededError,
)
from controllers.console.wraps import account_initialization_required, setup_required
from core.auto.workflow_generator.workflow_generator import WorkflowGenerator
from core.errors.error import ModelCurrentlyNotSupportError, ProviderTokenNotInitError, QuotaExceededError
from core.llm_generator.llm_generator import LLMGenerator
from core.model_manager import ModelManager
from core.model_runtime.entities.model_entities import ModelType
from core.model_runtime.errors.invoke import InvokeError
from libs.login import login_required
class RuleGenerateApi(Resource):
@setup_required
@login_required
@account_initialization_required
def post(self):
parser = reqparse.RequestParser()
parser.add_argument("instruction", type=str, required=True, nullable=False, location="json")
parser.add_argument("model_config", type=dict, required=True, nullable=False, location="json")
parser.add_argument("no_variable", type=bool, required=True, default=False, location="json")
args = parser.parse_args()
account = current_user
PROMPT_GENERATION_MAX_TOKENS = int(os.getenv("PROMPT_GENERATION_MAX_TOKENS", "512"))
try:
rules = LLMGenerator.generate_rule_config(
tenant_id=account.current_tenant_id,
instruction=args["instruction"],
model_config=args["model_config"],
no_variable=args["no_variable"],
rule_config_max_tokens=PROMPT_GENERATION_MAX_TOKENS,
)
except ProviderTokenNotInitError as ex:
raise ProviderNotInitializeError(ex.description)
except QuotaExceededError:
raise ProviderQuotaExceededError()
except ModelCurrentlyNotSupportError:
raise ProviderModelCurrentlyNotSupportError()
except InvokeError as e:
raise CompletionRequestError(e.description)
return rules
class RuleCodeGenerateApi(Resource):
@setup_required
@login_required
@account_initialization_required
def post(self):
parser = reqparse.RequestParser()
parser.add_argument("instruction", type=str, required=True, nullable=False, location="json")
parser.add_argument("model_config", type=dict, required=True, nullable=False, location="json")
parser.add_argument("no_variable", type=bool, required=True, default=False, location="json")
parser.add_argument("code_language", type=str, required=False, default="javascript", location="json")
args = parser.parse_args()
account = current_user
CODE_GENERATION_MAX_TOKENS = int(os.getenv("CODE_GENERATION_MAX_TOKENS", "1024"))
try:
code_result = LLMGenerator.generate_code(
tenant_id=account.current_tenant_id,
instruction=args["instruction"],
model_config=args["model_config"],
code_language=args["code_language"],
max_tokens=CODE_GENERATION_MAX_TOKENS,
)
except ProviderTokenNotInitError as ex:
raise ProviderNotInitializeError(ex.description)
except QuotaExceededError:
raise ProviderQuotaExceededError()
except ModelCurrentlyNotSupportError:
raise ProviderModelCurrentlyNotSupportError()
except InvokeError as e:
raise CompletionRequestError(e.description)
return code_result
class AutoGenerateWorkflowApi(Resource):
@setup_required
@login_required
@account_initialization_required
def post(self):
"""
Auto generate workflow
"""
parser = reqparse.RequestParser()
parser.add_argument("instruction", type=str, required=True, location="json")
parser.add_argument("model_config", type=dict, required=True, location="json")
tenant_id = cast(str, current_user.current_tenant_id)
args = parser.parse_args()
instruction = args.get("instruction")
if not instruction:
raise ValueError("Instruction is required")
if not args.get("model_config"):
raise ValueError("Model config is required")
model_config = cast(dict, args.get("model_config"))
model_manager = ModelManager()
model_instance = model_manager.get_model_instance(
tenant_id=tenant_id,
model_type=ModelType.LLM,
provider=model_config.get("provider", ""),
model=model_config.get("name", ""),
)
workflow_generator = WorkflowGenerator(
model_instance=model_instance,
)
workflow_yaml = workflow_generator.generate_workflow(
user_requirement=instruction,
)
return workflow_yaml
api.add_resource(RuleGenerateApi, "/rule-generate")
api.add_resource(RuleCodeGenerateApi, "/rule-code-generate")
api.add_resource(
AutoGenerateWorkflowApi,
"/auto-generate",
)