Files
picoclaw/pkg/agent/pipeline_setup.go
T
2026-04-24 18:14:28 +08:00

102 lines
3.2 KiB
Go

// PicoClaw - Ultra-lightweight personal AI agent
package agent
import (
"context"
"strings"
"github.com/sipeed/picoclaw/pkg/logger"
"github.com/sipeed/picoclaw/pkg/providers"
)
// SetupTurn extracts the one-time initialization phase, returning a
// turnExecution populated with history, messages, and candidate selection.
// It replaces lines 56-145 of the original runTurn.
func (p *Pipeline) SetupTurn(ctx context.Context, ts *turnState) (*turnExecution, error) {
cfg := p.Cfg
maxMediaSize := cfg.Agents.Defaults.GetMaxMediaSize()
var history []providers.Message
var summary string
if !ts.opts.NoHistory {
if resp, err := p.ContextManager.Assemble(ctx, &AssembleRequest{
SessionKey: ts.sessionKey,
Budget: ts.agent.ContextWindow,
MaxTokens: ts.agent.MaxTokens,
}); err == nil && resp != nil {
history = resp.History
summary = resp.Summary
}
}
ts.captureRestorePoint(history, summary)
messages := ts.agent.ContextBuilder.BuildMessagesFromPrompt(
promptBuildRequestForTurn(ts, history, summary, ts.userMessage, ts.media),
)
messages = resolveMediaRefs(messages, p.MediaStore, maxMediaSize)
if !ts.opts.NoHistory {
toolDefs := ts.agent.Tools.ToProviderDefs()
if isOverContextBudget(ts.agent.ContextWindow, messages, toolDefs, ts.agent.MaxTokens) {
logger.WarnCF("agent", "Proactive compression: context budget exceeded before LLM call",
map[string]any{"session_key": ts.sessionKey})
if err := p.ContextManager.Compact(ctx, &CompactRequest{
SessionKey: ts.sessionKey,
Reason: ContextCompressReasonProactive,
Budget: ts.agent.ContextWindow,
}); err != nil {
logger.WarnCF("agent", "Proactive compact failed", map[string]any{
"session_key": ts.sessionKey,
"error": err.Error(),
})
}
ts.refreshRestorePointFromSession(ts.agent)
if resp, err := p.ContextManager.Assemble(ctx, &AssembleRequest{
SessionKey: ts.sessionKey,
Budget: ts.agent.ContextWindow,
MaxTokens: ts.agent.MaxTokens,
}); err == nil && resp != nil {
history = resp.History
summary = resp.Summary
}
messages = ts.agent.ContextBuilder.BuildMessagesFromPrompt(
promptBuildRequestForTurn(ts, history, summary, ts.userMessage, ts.media),
)
messages = resolveMediaRefs(messages, p.MediaStore, maxMediaSize)
}
}
if !ts.opts.NoHistory && (strings.TrimSpace(ts.userMessage) != "" || len(ts.media) > 0) {
rootMsg := userPromptMessage(ts.userMessage, ts.media)
if len(rootMsg.Media) > 0 {
ts.agent.Sessions.AddFullMessage(ts.sessionKey, rootMsg)
} else {
ts.agent.Sessions.AddMessage(ts.sessionKey, rootMsg.Role, rootMsg.Content)
}
ts.recordPersistedMessage(rootMsg)
ts.ingestMessage(ctx, p.al, rootMsg)
}
activeCandidates, activeModel, usedLight := p.al.selectCandidates(ts.agent, ts.userMessage, messages)
activeProvider := ts.agent.Provider
if usedLight && ts.agent.LightProvider != nil {
activeProvider = ts.agent.LightProvider
}
exec := newTurnExecution(
ts.agent,
ts.opts,
history,
summary,
messages,
)
exec.activeCandidates = activeCandidates
exec.activeModel = activeModel
exec.activeProvider = activeProvider
exec.usedLight = usedLight
return exec, nil
}