package spindle

import (
	"testing"

	"github.com/bluesky-social/indigo/atproto/syntax"
	"tangled.org/core/spindle/config"
	"tangled.org/core/spindle/db"
)

func TestEnrollsShouldFollowAdmission(t *testing.T) {
	admin := syntax.DID("did:plc:admin")
	owner := syntax.DID("did:plc:owner")
	nel := syntax.DID("did:plc:nel")
	squid := syntax.DID("did:plc:squid")

	d, _ := newTestSpindleDB(t)
	srv := &config.Server{Owner: owner.String(), Admins: []string{admin.String()}}
	enrolls := func(want bool, did syntax.DID) {
		t.Helper()
		got, err := db.Enrolls(d, srv, did)
		if err != nil {
			t.Fatal(err)
		}
		if got != want {
			t.Fatalf("Enrolls(%s) = %v under %q admission, want %v", did, got, srv.Admission, want)
		}
	}

	// an empty allow-list serves only the admins
	enrolls(false, nel)
	enrolls(true, owner)
	enrolls(true, admin)

	if err := db.AddToAllowlist(d, squid); err != nil {
		t.Fatal(err)
	}
	enrolls(true, squid)
	enrolls(false, nel)

	srv.Admission = config.AdmissionClosed
	enrolls(false, nel)

	srv.Admission = config.AdmissionOpen
	enrolls(true, nel)
	enrolls(true, squid)
}

func TestBanShouldBeatEveryAdmission(t *testing.T) {
	admin := syntax.DID("did:plc:admin")
	owner := syntax.DID("did:plc:owner")
	squid := syntax.DID("did:plc:squid")
	nel := syntax.DID("did:plc:nel")

	d, _ := newTestSpindleDB(t)
	if err := db.AddToAllowlist(d, squid); err != nil {
		t.Fatal(err)
	}
	for _, did := range []syntax.DID{admin, owner, squid, nel} {
		if err := d.PutBan(db.BanEntry{SubjectDid: did}); err != nil {
			t.Fatal(err)
		}
	}

	for _, admission := range []config.Admission{config.AdmissionClosed, config.AdmissionOpen} {
		srv := &config.Server{Owner: owner.String(), Admins: []string{admin.String()}, Admission: admission}
		for _, did := range []syntax.DID{admin, owner, squid, nel} {
			if got, err := db.Enrolls(d, srv, did); err != nil || got {
				t.Fatalf("Enrolls(%s) = %v, %v under %q admission, want a ban to refuse", did, got, err, admission)
			}
		}
	}
}