110 lines
2.6 KiB
Go
110 lines
2.6 KiB
Go
/*
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Copyright 2025 The Dapr Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package deepseek
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import (
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"context"
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"reflect"
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"github.com/dapr/components-contrib/conversation"
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"github.com/dapr/components-contrib/metadata"
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"github.com/dapr/kit/logger"
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kmeta "github.com/dapr/kit/metadata"
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deepseek_go "github.com/cohesion-org/deepseek-go"
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)
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type Deepseek struct {
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llm *deepseek_go.Client
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md DeepseekMetadata
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logger logger.Logger
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}
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func NewDeepseek(logger logger.Logger) conversation.Conversation {
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o := &Deepseek{
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logger: logger,
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}
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return o
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}
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func (d *Deepseek) Init(ctx context.Context, meta conversation.Metadata) error {
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md := DeepseekMetadata{}
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err := kmeta.DecodeMetadata(meta.Properties, &md)
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if err != nil {
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return err
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}
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d.llm = deepseek_go.NewClient(md.Key)
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d.md = md
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return nil
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}
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func (d *Deepseek) GetComponentMetadata() (metadataInfo metadata.MetadataMap) {
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metadataStruct := DeepseekMetadata{}
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metadata.GetMetadataInfoFromStructType(reflect.TypeOf(metadataStruct), &metadataInfo, metadata.ConversationType)
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return
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}
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func (d *Deepseek) Converse(ctx context.Context, r *conversation.ConversationRequest) (res *conversation.ConversationResponse, err error) {
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messages := make([]deepseek_go.ChatCompletionMessage, 0, len(r.Inputs))
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for _, input := range r.Inputs {
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messages = append(messages, deepseek_go.ChatCompletionMessage{
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Role: string(input.Role),
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Content: input.Message,
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})
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}
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request := &deepseek_go.ChatCompletionRequest{
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Model: deepseek_go.DeepSeekChat,
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Messages: messages,
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}
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if d.md.MaxTokens > 0 {
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request.MaxTokens = d.md.MaxTokens
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}
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if r.Temperature > 0 {
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request.Temperature = float32(r.Temperature)
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}
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resp, err := d.llm.CreateChatCompletion(ctx, request)
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if err != nil {
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return nil, err
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}
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outputs := make([]conversation.ConversationResult, 0, len(resp.Choices))
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for i := range resp.Choices {
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outputs = append(outputs, conversation.ConversationResult{
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Result: resp.Choices[i].Message.Content,
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Parameters: r.Parameters,
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})
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}
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res = &conversation.ConversationResponse{
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Outputs: outputs,
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}
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return res, nil
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}
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func (d *Deepseek) Close() error {
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return nil
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}
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