//go:build integration

package process

import (
	"testing"
	"time"

	"github.com/nats-io/nats.go/jetstream"

	stdio "git.novox.be/novox/mesh-sdk/go"
)

// 1188/AC3: given a stream accepting mail.send.sent, when the process emits it twice with the same
// message id inside the duplicate window, then the stream holds one message; with the headers stdio's
// Emit sets (stdio.go:498-509).
func TestEmitTwiceWithTheSameIDIsKeptToOneWithTheSDKsHeaders(t *testing.T) {
	url, account := grantedSendProcess(t)
	account.Node = "novox"
	_, adminJetStream := adminJS(t, url)
	stream, err := adminJetStream.CreateStream(ctxFor(t), jetstream.StreamConfig{
		Name: "MAIL_EVENTS", Subjects: []string{"mesh.mod.mesh-mail.event.>", "mesh.seat.mail-sender.event.>", "mesh.seat.mail-sender.accept.>"}, Duplicates: time.Minute,
	})
	if err != nil {
		t.Fatalf("the admin could not make the events stream: %v", err)
	}

	conn, err := Connect(account)
	if err != nil {
		t.Fatal(err)
	}
	defer conn.Close()

	for i := 0; i < 2; i++ {
		if err := conn.Emit("mail.send.sent", map[string]any{"send": "s1"}, stdio.EmitOptions{MessageID: "send-s1"}); err != nil {
			t.Fatalf("emit %d: %v", i, err)
		}
	}

	// A seat's event goes on mesh.seat.<seat>.event.<event> with the same headers (design 47 G A-10).
	if err := conn.EmitSeat("mail-sender", "sent", map[string]any{"send": "s1"}, stdio.EmitOptions{MessageID: "seat-s1"}); err != nil {
		t.Fatalf("EmitSeat: %v", err)
	}
	if m, err := stream.GetLastMsgForSubject(ctxFor(t), "mesh.seat.mail-sender.event.sent"); err != nil || m.Header.Get("x-event-id") != "seat-s1" || m.Header.Get("x-source") != "mesh-mail" {
		t.Fatalf("the seat's event: %v, %v", m, err)
	}

	// An accepted kind goes on mesh.seat.<seat>.accept.<kind>.<caller>, the caller this process's module (A-273).
	if err := conn.Accept("mail-sender", "send", map[string]any{"send": "s2"}, stdio.EmitOptions{MessageID: "accept-s2"}); err != nil {
		t.Fatalf("Accept: %v", err)
	}
	if m, err := stream.GetLastMsgForSubject(ctxFor(t), "mesh.seat.mail-sender.accept.send.mesh-mail"); err != nil || m.Header.Get("x-event-id") != "accept-s2" || m.Header.Get("x-source") != "mesh-mail" {
		t.Fatalf("the accepted kind: %v, %v", m, err)
	}

	info, err := stream.Info(ctxFor(t))
	if err != nil {
		t.Fatal(err)
	}
	if info.State.Msgs != 3 {
		t.Fatalf("the stream holds %d messages, want 3: one of the doubled publish, one of the seat's event, one accepted", info.State.Msgs)
	}

	msg, err := stream.GetMsg(ctxFor(t), 1)
	if err != nil {
		t.Fatal(err)
	}
	if msg.Header.Get("x-event-id") != "send-s1" || msg.Header.Get("x-source") != "mesh-mail" ||
		msg.Header.Get("x-node") != "novox" || msg.Header.Get("content-type") != "application/json" ||
		msg.Header.Get("x-time") == "" {
		t.Errorf("the stored message's headers are not the SDK's: %v", msg.Header)
	}
}