X-Git-Url: https://git.giacomolli.uk/onechat/blobdiff_plain/6e3e9c5c10f3d35bae7e9846334974a09418aef7..a6a82d96b4906e9e1f09f45f69f48124f11ae1bb:/turn.go?ds=inline

diff --git a/turn.go b/turn.go
index 84f7883..c6ab5e9 100644
--- a/turn.go
+++ b/turn.go
@@ -3,15 +3,16 @@ package main
 import (
 	"context"
 	"errors"
+	"fmt"
 	"path/filepath"
 	"sync"
 	"time"
 )
 
-// newTurnLoop returns the loop of agent with its memory and its subagents. Its
-// calls go through client, and notify gets each event. The clock gives the date
-// of a turn.
-func newTurnLoop(agent *Agent, memory *Memory, subagents *Subagents, client ChainClient, clock func() time.Time, notify func(Event)) (*TurnLoop, error) {
+// newTurnLoop returns the loop of agent with its memory, its subagents, and the
+// WhatsApp link of its tools. Its calls go through client, and notify gets each
+// event. The clock gives the date of a turn.
+func newTurnLoop(agent *Agent, memory *Memory, subagents *Subagents, whatsapp *WhatsApp, client ChainClient, clock func() time.Time, notify func(Event)) (*TurnLoop, error) {
 	layout, err := loadViewLayout(filepath.Join(agent.dir, viewLayoutFileName))
 	if err != nil {
 		return nil, err
@@ -27,10 +28,26 @@ func newTurnLoop(agent *Agent, memory *Memory, subagents *Subagents, client Chai
 		wake:   make(chan struct{}, 1),
 	}
 
+	l.runs = &SubagentRuns{
+		agent:     agent,
+		memory:    memory,
+		subagents: subagents,
+		layout:    layout,
+		client:    client,
+		state:     l.state,
+		report:    l.Report,
+		note:      l.note,
+		fail:      l.fail,
+		notify:    notify,
+		running:   make(map[string]*SubagentRun),
+	}
+
 	l.tools = &Toolbox{
 		log:       l,
 		chat:      memory,
 		subagents: subagents,
+		runs:      l.runs,
+		whatsapp:  whatsapp,
 		workdir:   agent.config.Workdir,
 	}
 
@@ -38,15 +55,18 @@ func newTurnLoop(agent *Agent, memory *Memory, subagents *Subagents, client Chai
 }
 
 // Event tells the clients what the agent does as it happens. Kind is the kind
-// of a logged message (user, reply, tool, echo), or one of ready, busy, idle,
-// and error. ID is the ID of a logged message. Source names the client that
-// sent a user message, such as terminal or telegram, so that each client can
-// show the messages of the others.
+// of a logged message (user, reply, tool, echo, note, work), or one of ready,
+// busy, idle, error, and subagent, which tells that the subagent Text starts a
+// run. ID is the ID of a logged message. Source names the client that sent a
+// user message, such as terminal or telegram, so that each client can show the
+// messages of the others, or the subagent of a report. Status tells how the run
+// of a report ended: finished, stopped, or failed.
 type Event struct {
 	Kind   string `json:"kind"`
 	ID     int    `json:"id,omitempty"`
 	Text   string `json:"text,omitempty"`
 	Source string `json:"source,omitempty"`
+	Status string `json:"status,omitempty"`
 }
 
 // TurnLoop runs the turns of one agent. A user message goes to the log when it
@@ -57,12 +77,14 @@ type Event struct {
 // The view goes out as the messages of a ViewLayout, so the first request of a
 // turn reads the view of the turn before from the prompt cache. User messages
 // that come during a turn join the next request of its chain after the tool
-// results.
+// results, and so do the reports of the subagents. The subagents run until the
+// loop ends.
 type TurnLoop struct {
 	agent  *Agent
 	memory *Memory
 	client ChainClient
 	tools  *Toolbox
+	runs   *SubagentRuns
 	layout *ViewLayout
 	clock  func() time.Time
 	notify func(Event)
@@ -71,6 +93,7 @@ type TurnLoop struct {
 	mutex   sync.Mutex
 	pending []Message
 	cancel  context.CancelFunc
+	failure error
 }
 
 // Submit logs a user message from the client source and wakes the loop. The
@@ -94,6 +117,65 @@ func (l *TurnLoop) Submit(source, text string) (Message, error) {
 	return message, nil
 }
 
+// Report logs the report text of the subagent name as a work message and tells
+// the clients, with the status of the run. Unless the subagent was stopped, the
+// report joins the waiting messages and wakes the loop, as a user message of
+// Submit does. A failed write stops the loop, because the log refuses all
+// writes after it.
+func (l *TurnLoop) Report(name, text, status string) {
+	message, err := l.Work(name, text, status)
+	switch {
+	case err != nil:
+		l.fail(fmt.Errorf("%w: %w", errChainLogWrite, err))
+	case status != subagentStopped:
+		l.Wake(message)
+	}
+}
+
+// Work logs text as a work message of source, such as the name of a subagent,
+// and tells the clients, with status. The message starts no turn until it goes
+// to Wake.
+func (l *TurnLoop) Work(source, text, status string) (Message, error) {
+	message, err := l.memory.Append("work", text)
+	if err != nil {
+		return Message{}, err
+	}
+
+	l.notify(Event{
+		Kind:   "work",
+		ID:     message.ID,
+		Text:   text,
+		Source: source,
+		Status: status,
+	})
+
+	return message, nil
+}
+
+// Wake adds the logged messages to the waiting messages and wakes the loop
+// once, as a user message of Submit does. They join the first request of a new
+// turn together, or the next request of a running turn after the tool results.
+func (l *TurnLoop) Wake(messages ...Message) {
+	if len(messages) == 0 {
+		return
+	}
+
+	l.mutex.Lock()
+	l.pending = append(l.pending, messages...)
+	l.mutex.Unlock()
+
+	select {
+	case l.wake <- struct{}{}:
+	default:
+	}
+}
+
+// StopSubagent ends the run of the subagent name and tells if it ran. Its
+// report is logged, but it starts no turn.
+func (l *TurnLoop) StopSubagent(name string) (bool, error) {
+	return l.runs.Stop(name)
+}
+
 // Interrupt ends the running turn. A running tool is killed, and the turn sends
 // no further request.
 func (l *TurnLoop) Interrupt() bool {
@@ -128,9 +210,18 @@ func (l *TurnLoop) Flush(ctx context.Context) error {
 	return l.memory.Flush(ctx)
 }
 
-// Run runs a turn each time user messages wait, until ctx ends. It returns the
-// error of a failed log write, which stops the agent.
+// Run runs a turn each time user messages or reports wait, until ctx ends. It
+// returns the error of a failed log write, which stops the agent. At its start
+// it resumes the subagents that a stop of the daemon cut, and at its end it
+// ends the runs of the subagents and waits for them.
 func (l *TurnLoop) Run(ctx context.Context) error {
+	defer l.runs.Close()
+
+	err := l.runs.Resume(ctx)
+	if err != nil {
+		return fmt.Errorf("resume subagents: %w", err)
+	}
+
 	for {
 		for l.waiting() {
 			err := l.turn(ctx)
@@ -144,9 +235,21 @@ func (l *TurnLoop) Run(ctx context.Context) error {
 		case <-ctx.Done():
 			return ctx.Err()
 		}
+
+		err := l.failed()
+		if err != nil {
+			return err
+		}
 	}
 }
 
+// note logs a note and tells the clients. A note starts no turn.
+func (l *TurnLoop) note(text string) error {
+	_, err := l.record("note", "", text)
+
+	return err
+}
+
 // record logs a message and tells the clients, with the client source of a user
 // message.
 func (l *TurnLoop) record(kind, source, text string) (Message, error) {
@@ -165,7 +268,7 @@ func (l *TurnLoop) record(kind, source, text string) (Message, error) {
 	return message, nil
 }
 
-// waiting tells if user messages wait for a request.
+// waiting tells if user messages or reports wait for a request.
 func (l *TurnLoop) waiting() bool {
 	l.mutex.Lock()
 	defer l.mutex.Unlock()
@@ -173,6 +276,26 @@ func (l *TurnLoop) waiting() bool {
 	return len(l.pending) > 0
 }
 
+// fail stops the loop with err.
+func (l *TurnLoop) fail(err error) {
+	l.mutex.Lock()
+	l.failure = errors.Join(l.failure, err)
+	l.mutex.Unlock()
+
+	select {
+	case l.wake <- struct{}{}:
+	default:
+	}
+}
+
+// failed returns the error of a failed write of a report.
+func (l *TurnLoop) failed() error {
+	l.mutex.Lock()
+	defer l.mutex.Unlock()
+
+	return l.failure
+}
+
 // turn runs one turn. A failed or interrupted model call ends the turn and
 // tells the clients. The messages of the turn stay in the log and the view, and
 // the next turn starts only with a new message, so a lasting failure such as a