"context"
"errors"
"fmt"
+ "log"
"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 and the schedules of its tools. Its calls go through client,
+// and notify gets each event. The clock gives the date of a turn. logger gets
+// the failed turns and the ends of the subagents.
+func newTurnLoop(agent *Agent, memory *Memory, subagents *Subagents, whatsapp *WhatsApp, schedules *Schedules, client ChainClient, clock func() time.Time, logger *log.Logger, notify func(Event)) (*TurnLoop, error) {
layout, err := loadViewLayout(filepath.Join(agent.dir, viewLayoutFileName))
if err != nil {
return nil, err
client: client,
layout: layout,
clock: clock,
+ logger: logger,
notify: notify,
wake: make(chan struct{}, 1),
}
report: l.Report,
note: l.note,
fail: l.fail,
+ logger: logger,
notify: notify,
running: make(map[string]*SubagentRun),
}
chat: memory,
subagents: subagents,
runs: l.runs,
+ whatsapp: whatsapp,
+ schedules: schedules,
workdir: agent.config.Workdir,
}
runs *SubagentRuns
layout *ViewLayout
clock func() time.Time
+ logger *log.Logger
notify func(Event)
wake chan struct{}
// Submit does. A failed write stops the loop, because the log refuses all
// writes after it.
func (l *TurnLoop) Report(name, text, status string) {
- _, err := l.Work(name, text, status, status != subagentStopped)
- if err != nil {
+ 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. With wake, the message joins the waiting
-// messages and wakes the loop, as a user message of Submit does: it joins the
-// first request of a new turn, or the next request of a running turn after the
-// tool results.
-func (l *TurnLoop) Work(source, text, status string, wake bool) (Message, error) {
+// 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
Status: status,
})
- if !wake {
- return message, nil
+ 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, message)
+ l.pending = append(l.pending, messages...)
l.mutex.Unlock()
select {
case l.wake <- struct{}{}:
default:
}
-
- return message, nil
}
// StopSubagent ends the run of the subagent name and tells if it ran. Its
}
// 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
-// needed login does not repeat. Only a failed log write is an error of turn.
+// tells the clients. A failure also goes to the logger, so that it is not lost
+// when no client is connected, but an interrupt does not. 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 needed login does not repeat. Only a
+// failed log write is an error of turn.
func (l *TurnLoop) turn(ctx context.Context) error {
ctx, cancel := context.WithCancel(ctx)
defer cancel()
err := l.chain(ctx)
if err != nil && !errors.Is(err, errChainLogWrite) {
+ if ctx.Err() == nil {
+ l.logger.Printf("the turn stops before its end, and the agent waits for the next message: %v", err)
+ }
+
l.notify(Event{
Kind: "error",
Text: turnError(ctx, err),