jschoubben
2e8b4dcdcd
The assigner's two consumers of its durable on the shared stream still compete; they join the module's one hub. Claude-Session: https://claude.ai/code/session_01NcbgfFSnn24M3GcqttoU7i
69 lines
2.2 KiB
Go
69 lines
2.2 KiB
Go
package assign
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import (
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"encoding/json"
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"fmt"
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"time"
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occ "git.novox.be/novox/mesh-contracts/operator-and-conversation/go/clients/operatorchannelclient"
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oc "git.novox.be/novox/mesh-contracts/operator-and-conversation/go/seats/operatorchannel"
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"git.novox.be/novox/mesh-sdk/go/delivery"
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)
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// assignerAsk is the asking-th ask a, as the asks state holds it: the router's ask as JSON (delivery.AssignerAsk.Ask).
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func assignerAsk(asking int, a oc.Ask) delivery.AssignerAsk {
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raw, err := json.Marshal(a)
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if err != nil { // an oc.Ask holds only strings, bools and a slice of them: it cannot fail
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panic(fmt.Sprintf("assign: the ask %q does not marshal: %v", a.ID, err))
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}
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return delivery.AssignerAsk{Asking: asking, Ask: raw}
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}
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// AskOf is the router's ask an asks-state value carries.
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func AskOf(a delivery.AssignerAsk) (oc.Ask, error) {
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var ask oc.Ask
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if err := json.Unmarshal(a.Ask, &ask); err != nil {
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return oc.Ask{}, fmt.Errorf("assign: the value carries no router's ask: %w", err)
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}
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return ask, nil
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}
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// EncodeAsk is delivery.EncodeAssignerAsk at key, after the checks every keeper of an ask owes (occ.Carried, ADR 0627 §4):
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// the ask's id is delivery.AskingID(key, asking), and it offers at least one option.
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func EncodeAsk(key string, a delivery.AssignerAsk) ([]byte, error) {
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if _, err := checkedAsk(key, a); err != nil {
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return nil, err
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}
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return delivery.EncodeAssignerAsk(key, a)
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}
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func checkedAsk(key string, a delivery.AssignerAsk) (oc.Ask, error) {
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ask, err := occ.Carried(a.Ask, delivery.AskingID(key, a.Asking))
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if err != nil {
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return oc.Ask{}, fmt.Errorf("assign: %w", err)
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}
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return ask, nil
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}
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// DecodeAsk reads the ask at key (delivery.DecodeAssignerAsk) with the router's ask it carries.
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func DecodeAsk(key string, data []byte) (delivery.AssignerAsk, oc.Ask, error) {
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a, err := delivery.DecodeAssignerAsk(key, data)
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if err != nil {
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return delivery.AssignerAsk{}, oc.Ask{}, err
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}
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ask, err := checkedAsk(key, a)
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if err != nil {
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return delivery.AssignerAsk{}, oc.Ask{}, err
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}
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return a, ask, nil
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}
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// ExpiresAt is when the ask ends unanswered; the zero time for an ask that names none.
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func ExpiresAt(a oc.Ask) time.Time {
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t, err := occ.Time(a.Expires)
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if err != nil {
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return time.Time{}
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}
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return t
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}
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