package runtime

import (
	"git.novox.be/novox/mesh-sdk/go/approval"
)

// gateHolding is the runner's gate as far as the runtime reaches it: it records the calls it is run for and answers
// `approvals` from them.
type gateHolding struct{ calls []approval.Call }

func (g *gateHolding) Unserved(string, string, []string) []string { return nil }
func (g *gateHolding) Run(c approval.Call, run func() (any, error)) (any, error) {
	g.calls = append(g.calls, c)
	return run()
}
func (g *gateHolding) Approvals(caller string) (approval.Approvals, error) {
	out := approval.Approvals{Calls: []approval.ListedCall{}, Acts: []approval.ListedAct{}, Claims: []string{}}
	for i, c := range g.calls {
		l := approval.ListedCall{Call: string(rune('a' + i)), Caller: c.Caller, Verb: c.Seat + "." + c.Name, State: "waiting"}
		if caller == c.Caller {
			l.Arguments = c.Args
		}
		out.Calls = append(out.Calls, l)
	}
	return out, nil
}