Files
poimen-workflows/action/implementer.go
T

94 lines
2.5 KiB
Go

package action
import (
"context"
"fmt"
"github.com/rockliang/poimen/workflows/action/llm"
"github.com/rockliang/poimen/workflows/prompts"
"github.com/rockliang/poimen/workflows/statemachine"
"go.temporal.io/sdk/activity"
)
// ImplementerInput is input to ImplementerActivity.
type ImplementerInput struct {
Config statemachine.OrchestratorConfig
TaskID string
WorktreePath string
Lessons string // "known errors — do not repeat" section
}
// ImplementerOutput is the output of ImplementerActivity.
type ImplementerOutput struct {
Success bool
Changes string // summary of changes made
}
// ImplementerActivity calls the Implementer LLM to implement the task.
func ImplementerActivity(ctx context.Context, in ImplementerInput) (ImplementerOutput, error) {
// Record heartbeat
activity.RecordHeartbeat(ctx, "starting implementer for "+in.TaskID)
// Get LLM client
client, err := llm.NewClient()
if err != nil {
return ImplementerOutput{}, fmt.Errorf("failed to create LLM client: %w", err)
}
// Get implementer spec
implementerSpec, exists := in.Config.RolePrompts["implementer"]
if !exists {
return ImplementerOutput{}, fmt.Errorf("implementer role prompt not configured")
}
// Build variables for template
templateVars := map[string]any{
"SystemPrompt": in.Config.SystemPrompt,
"Task": in.TaskID,
"WorktreePath": in.WorktreePath,
}
// Inject lessons if provided
if in.Lessons != "" {
templateVars["Lessons"] = in.Lessons
}
// Render template
var templateContent string
if implementerSpec.RawTemplate != "" {
templateContent = implementerSpec.RawTemplate
} else {
// Parse and render the embedded template
templateContent, err = prompts.Render(implementerSpec.TemplateRef, templateVars)
if err != nil {
return ImplementerOutput{}, fmt.Errorf("failed to render implementer template: %w", err)
}
}
// Call LLM
messages := []llm.MessageParam{
{
Role: "user",
Content: templateContent,
},
}
response, err := client.CreateMessage(ctx, llm.MessageInput{
Model: implementerSpec.Model,
SystemPrompt: in.Config.SystemPrompt,
Messages: messages,
})
if err != nil {
return ImplementerOutput{}, fmt.Errorf("implementer LLM call failed: %w", err)
}
// Record progress
activity.RecordHeartbeat(ctx, "implementer completed for "+in.TaskID)
// Return success (in full implementation would parse response and execute tool calls)
return ImplementerOutput{
Success: true,
Changes: response,
}, nil
}