coze-studio/backend/application/internal/env.go

110 lines
3.4 KiB
Go

/*
* Copyright 2025 coze-dev Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package internal
import (
"context"
"fmt"
"os"
"strconv"
ao "github.com/cloudwego/eino-ext/components/model/ark"
"github.com/cloudwego/eino-ext/components/model/deepseek"
"github.com/cloudwego/eino-ext/components/model/gemini"
"github.com/cloudwego/eino-ext/components/model/ollama"
mo "github.com/cloudwego/eino-ext/components/model/openai"
"github.com/cloudwego/eino-ext/components/model/qwen"
"google.golang.org/genai"
"github.com/coze-dev/coze-studio/backend/infra/contract/chatmodel"
)
func GetBuiltinChatModel(ctx context.Context, envPrefix string) (bcm chatmodel.BaseChatModel, configured bool, err error) {
getEnv := func(key string) string {
if val := os.Getenv(envPrefix + key); val != "" {
return val
}
return os.Getenv(key)
}
switch getEnv("BUILTIN_CM_TYPE") {
case "openai":
byAzure, _ := strconv.ParseBool(getEnv("BUILTIN_CM_OPENAI_BY_AZURE"))
bcm, err = mo.NewChatModel(ctx, &mo.ChatModelConfig{
APIKey: getEnv("BUILTIN_CM_OPENAI_API_KEY"),
ByAzure: byAzure,
BaseURL: getEnv("BUILTIN_CM_OPENAI_BASE_URL"),
Model: getEnv("BUILTIN_CM_OPENAI_MODEL"),
})
case "ark":
bcm, err = ao.NewChatModel(ctx, &ao.ChatModelConfig{
APIKey: getEnv("BUILTIN_CM_ARK_API_KEY"),
Model: getEnv("BUILTIN_CM_ARK_MODEL"),
BaseURL: getEnv("BUILTIN_CM_ARK_BASE_URL"),
})
case "deepseek":
bcm, err = deepseek.NewChatModel(ctx, &deepseek.ChatModelConfig{
APIKey: getEnv("BUILTIN_CM_DEEPSEEK_API_KEY"),
BaseURL: getEnv("BUILTIN_CM_DEEPSEEK_BASE_URL"),
Model: getEnv("BUILTIN_CM_DEEPSEEK_MODEL"),
})
case "ollama":
bcm, err = ollama.NewChatModel(ctx, &ollama.ChatModelConfig{
BaseURL: getEnv("BUILTIN_CM_OLLAMA_BASE_URL"),
Model: getEnv("BUILTIN_CM_OLLAMA_MODEL"),
})
case "qwen":
bcm, err = qwen.NewChatModel(ctx, &qwen.ChatModelConfig{
APIKey: getEnv("BUILTIN_CM_QWEN_API_KEY"),
BaseURL: getEnv("BUILTIN_CM_QWEN_BASE_URL"),
Model: getEnv("BUILTIN_CM_QWEN_MODEL"),
})
case "gemini":
backend, convErr := strconv.ParseInt(getEnv("BUILTIN_CM_GEMINI_BACKEND"), 10, 64)
if convErr != nil {
return nil, false, convErr
}
c, clientErr := genai.NewClient(ctx, &genai.ClientConfig{
APIKey: getEnv("BUILTIN_CM_GEMINI_API_KEY"),
Backend: genai.Backend(backend),
Project: getEnv("BUILTIN_CM_GEMINI_PROJECT"),
Location: getEnv("BUILTIN_CM_GEMINI_LOCATION"),
HTTPOptions: genai.HTTPOptions{
BaseURL: getEnv("BUILTIN_CM_GEMINI_BASE_URL"),
},
})
if clientErr != nil {
return nil, false, clientErr
}
bcm, err = gemini.NewChatModel(ctx, &gemini.Config{
Client: c,
Model: getEnv("BUILTIN_CM_GEMINI_MODEL"),
})
default:
// accept builtin chat model not configured
}
if err != nil {
return nil, false, fmt.Errorf("knowledge init openai chat mode failed, %w", err)
}
if bcm != nil {
configured = true
}
return
}