package cabana_test

import (
	"context"
	"encoding/json"
	"net/http"
	"strconv"
	"sync"
	"testing"

	"git.golem15.com/golem15/summercms/modules/cabana"
	"git.golem15.com/golem15/summercms/modules/pact"
)

// TestAccountTokenRevokeEvent pins plan 07's token-specific revocation
// (B-WR-04): revoking one g15_ token from My account fires exactly one
// revoked subject event for the admin, after the commit, whose TokenID is
// the revoked row's id, and no event for the admin as a whole (their other
// tokens and OAuth sessions stay). Postgres only: under -short nothing runs.
func TestAccountTokenRevokeEvent(t *testing.T) {
	if testing.Short() {
		return
	}
	t.Run("one revoked event with the token id", func(t *testing.T) {
		env := newScreensEnv(t)
		var mu sync.Mutex
		var got []pact.MCPSubjectChanged
		env.app.Events.Listen("test.revoke", func(_ context.Context, ev *pact.MCPSubjectChanged) error {
			mu.Lock()
			got = append(got, *ev)
			mu.Unlock()
			return nil
		})
		admin, jwt := env.admin(t, env.unique("revoke"), true, "")
		ids := make([]uint, 2)
		for i := range ids {
			out := env.expect(t, http.StatusCreated, http.MethodPost, "/account/tokens", jwt, map[string]any{
				"name": env.unique("agent"), "expires": "90d", "scopes": []string{"*"},
			})
			raw, _ := json.Marshal(out["data"])
			var created cabana.AdminAPITokenCreated
			if err := json.Unmarshal(raw, &created); err != nil || created.ID == 0 {
				t.Fatalf("created token = %s (%v)", raw, err)
			}
			ids[i] = created.ID
		}
		mu.Lock()
		got = nil
		mu.Unlock()
		env.expect(t, http.StatusOK, http.MethodDelete, "/account/tokens/"+strconv.FormatUint(uint64(ids[0]), 10), jwt, map[string]any{})
		mu.Lock()
		defer mu.Unlock()
		if len(got) != 1 {
			t.Fatalf("revoking one token fired %d events, want 1: %+v", len(got), got)
		}
		ev := got[0]
		if ev.Kind != pact.MCPSubjectRevoked || ev.Guard != "backend" || ev.UserID != admin.ID || ev.TokenID != ids[0] || ev.ClientID != "" {
			t.Fatalf("event = %+v, want revoked backend %d with token %d", ev, admin.ID, ids[0])
		}
	})
}