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[onechat] / turn.go

diff --git a/turn.go b/turn.go
index 02a4a28513d3b6419d24b1e1b5929e1652a6a315..93052e2d28d527c55d3827d0b557d13af1fd461d 100644 (file)
--- a/turn.go
+++ b/turn.go
@@ -36,6 +36,8 @@ func newTurnLoop(agent *Agent, memory *Memory, subagents *Subagents, client Chai
                client:    client,
                state:     l.state,
                report:    l.Report,
+               note:      l.note,
+               fail:      l.fail,
                notify:    notify,
                running:   make(map[string]*SubagentRun),
        }
@@ -52,15 +54,18 @@ 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, 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.
+// 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
@@ -111,18 +116,28 @@ func (l *TurnLoop) Submit(source, text string) (Message, error) {
        return message, nil
 }
 
-// Report logs the report text of a subagent as a work message and tells the
-// clients. 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(text string, stopped bool) {
-       message, err := l.record("work", "", text)
+// 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.memory.Append("work", text)
+       if err == nil {
+               l.notify(Event{
+                       Kind:   "work",
+                       ID:     message.ID,
+                       Text:   text,
+                       Source: name,
+                       Status: status,
+               })
+       }
 
        l.mutex.Lock()
        switch {
        case err != nil:
                l.failure = fmt.Errorf("%w: %w", errChainLogWrite, err)
-       case !stopped:
+       case status != subagentStopped:
                l.pending = append(l.pending, message)
        }
        l.mutex.Unlock()
@@ -133,6 +148,12 @@ func (l *TurnLoop) Report(text string, stopped bool) {
        }
 }
 
+// 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 {
@@ -168,11 +189,17 @@ func (l *TurnLoop) Flush(ctx context.Context) error {
 }
 
 // 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 end
-// it ends the runs of the subagents and waits for them.
+// 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)
@@ -194,6 +221,13 @@ func (l *TurnLoop) Run(ctx context.Context) error {
        }
 }
 
+// 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) {
@@ -220,6 +254,18 @@ 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()