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| 1 | +/* |
| 2 | +Copyright 2024 The Dapr Authors |
| 3 | +Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | +you may not use this file except in compliance with the License. |
| 5 | +You may obtain a copy of the License at |
| 6 | + http://www.apache.org/licenses/LICENSE-2.0 |
| 7 | +Unless required by applicable law or agreed to in writing, software |
| 8 | +distributed under the License is distributed on an "AS IS" BASIS, |
| 9 | +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 10 | +See the License for the specific language governing permissions and |
| 11 | +limitations under the License. |
| 12 | +*/ |
| 13 | + |
| 14 | +package client |
| 15 | + |
| 16 | +import ( |
| 17 | + "context" |
| 18 | + |
| 19 | + "google.golang.org/protobuf/types/known/anypb" |
| 20 | + |
| 21 | + runtimev1pb "github.com/dapr/dapr/pkg/proto/runtime/v1" |
| 22 | +) |
| 23 | + |
| 24 | +// conversationRequest object - currently unexported as used in a functions option pattern |
| 25 | +type conversationRequest struct { |
| 26 | + name string |
| 27 | + inputs []ConversationInput |
| 28 | + Parameters map[string]*anypb.Any |
| 29 | + Metadata map[string]string |
| 30 | + ContextID *string |
| 31 | + ScrubPII *bool // Scrub PII from the output |
| 32 | + Temperature *float64 |
| 33 | +} |
| 34 | + |
| 35 | +// NewConversationRequest defines a request with a component name and one or more inputs as a slice |
| 36 | +func NewConversationRequest(llmName string, inputs []ConversationInput) conversationRequest { |
| 37 | + return conversationRequest{ |
| 38 | + name: llmName, |
| 39 | + inputs: inputs, |
| 40 | + } |
| 41 | +} |
| 42 | + |
| 43 | +type conversationRequestOption func(request *conversationRequest) |
| 44 | + |
| 45 | +// ConversationInput defines a single input. |
| 46 | +type ConversationInput struct { |
| 47 | + // The string to send to the llm. |
| 48 | + Message string |
| 49 | + // The role of the message. |
| 50 | + Role *string |
| 51 | + // Whether to Scrub PII from the input |
| 52 | + ScrubPII *bool |
| 53 | +} |
| 54 | + |
| 55 | +// ConversationResponse is the basic response from a conversationRequest. |
| 56 | +type ConversationResponse struct { |
| 57 | + ContextID string |
| 58 | + Outputs []ConversationResult |
| 59 | +} |
| 60 | + |
| 61 | +// ConversationResult is the individual |
| 62 | +type ConversationResult struct { |
| 63 | + Result string |
| 64 | + Parameters map[string]*anypb.Any |
| 65 | +} |
| 66 | + |
| 67 | +// WithParameters should be used to provide parameters for custom fields. |
| 68 | +func WithParameters(parameters map[string]*anypb.Any) conversationRequestOption { |
| 69 | + return func(o *conversationRequest) { |
| 70 | + o.Parameters = parameters |
| 71 | + } |
| 72 | +} |
| 73 | + |
| 74 | +// WithMetadata used to define metadata to be passed to components. |
| 75 | +func WithMetadata(metadata map[string]string) conversationRequestOption { |
| 76 | + return func(o *conversationRequest) { |
| 77 | + o.Metadata = metadata |
| 78 | + } |
| 79 | +} |
| 80 | + |
| 81 | +// WithContextID to provide a new context or continue an existing one. |
| 82 | +func WithContextID(id string) conversationRequestOption { |
| 83 | + return func(o *conversationRequest) { |
| 84 | + o.ContextID = &id |
| 85 | + } |
| 86 | +} |
| 87 | + |
| 88 | +// WithScrubPII to define whether the outputs should have PII removed. |
| 89 | +func WithScrubPII(scrub bool) conversationRequestOption { |
| 90 | + return func(o *conversationRequest) { |
| 91 | + o.ScrubPII = &scrub |
| 92 | + } |
| 93 | +} |
| 94 | + |
| 95 | +// WithTemperature to specify which way the LLM leans. |
| 96 | +func WithTemperature(temp float64) conversationRequestOption { |
| 97 | + return func(o *conversationRequest) { |
| 98 | + o.Temperature = &temp |
| 99 | + } |
| 100 | +} |
| 101 | + |
| 102 | +// ConverseAlpha1 can invoke an LLM given a request created by the NewConversationRequest function. |
| 103 | +func (c *GRPCClient) ConverseAlpha1(ctx context.Context, req conversationRequest, options ...conversationRequestOption) (*ConversationResponse, error) { |
| 104 | + cinputs := make([]*runtimev1pb.ConversationInput, len(req.inputs)) |
| 105 | + for i, in := range req.inputs { |
| 106 | + cinputs[i] = &runtimev1pb.ConversationInput{ |
| 107 | + Message: in.Message, |
| 108 | + Role: in.Role, |
| 109 | + ScrubPII: in.ScrubPII, |
| 110 | + } |
| 111 | + } |
| 112 | + |
| 113 | + for _, opt := range options { |
| 114 | + if opt != nil { |
| 115 | + opt(&req) |
| 116 | + } |
| 117 | + } |
| 118 | + |
| 119 | + request := runtimev1pb.ConversationRequest{ |
| 120 | + Name: req.name, |
| 121 | + ContextID: req.ContextID, |
| 122 | + Inputs: cinputs, |
| 123 | + Parameters: req.Parameters, |
| 124 | + Metadata: req.Metadata, |
| 125 | + ScrubPII: req.ScrubPII, |
| 126 | + Temperature: req.Temperature, |
| 127 | + } |
| 128 | + |
| 129 | + resp, err := c.protoClient.ConverseAlpha1(ctx, &request) |
| 130 | + if err != nil { |
| 131 | + return nil, err |
| 132 | + } |
| 133 | + |
| 134 | + outputs := make([]ConversationResult, len(resp.GetOutputs())) |
| 135 | + for i, o := range resp.GetOutputs() { |
| 136 | + outputs[i] = ConversationResult{ |
| 137 | + Result: o.GetResult(), |
| 138 | + Parameters: o.GetParameters(), |
| 139 | + } |
| 140 | + } |
| 141 | + |
| 142 | + return &ConversationResponse{ |
| 143 | + ContextID: resp.GetContextID(), |
| 144 | + Outputs: outputs, |
| 145 | + }, nil |
| 146 | +} |
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