package store_test

import (
	"context"
	"errors"
	"testing"
	"time"

	"github.com/netcell-it/deklarix/internal/store"
)

func TestPlatformConnectionUpsertGetDelete(t *testing.T) {
	s := openTestStore(t)
	ctx := context.Background()
	accID := testAccountID(t, s)

	expires := time.Now().Add(60 * 24 * time.Hour).Truncate(time.Millisecond)
	c, err := s.UpsertPlatformConnection(ctx, accID, "instagram", "ig-user-1", "access-1", "", &expires)
	if err != nil {
		t.Fatalf("UpsertPlatformConnection: %v", err)
	}
	if c.Platform != "instagram" || c.PlatformUserID != "ig-user-1" {
		t.Fatalf("UpsertPlatformConnection = %+v, unerwartete Werte", c)
	}

	got, err := s.GetPlatformConnection(ctx, accID, "instagram")
	if err != nil {
		t.Fatalf("GetPlatformConnection: %v", err)
	}
	if got.AccessToken != "access-1" {
		t.Fatalf("AccessToken = %q, want access-1", got.AccessToken)
	}

	list, err := s.ListPlatformConnectionsForAccount(ctx, accID)
	if err != nil {
		t.Fatalf("ListPlatformConnectionsForAccount: %v", err)
	}
	if len(list) != 1 {
		t.Fatalf("expected exactly 1 connection, got %d", len(list))
	}

	if err := s.DeletePlatformConnection(ctx, accID, "instagram"); err != nil {
		t.Fatalf("DeletePlatformConnection: %v", err)
	}
	if _, err := s.GetPlatformConnection(ctx, accID, "instagram"); !errors.Is(err, store.ErrNotFound) {
		t.Fatalf("err nach Delete = %v, want store.ErrNotFound", err)
	}
}

func TestPlatformConnectionUpsertReplacesExisting(t *testing.T) {
	s := openTestStore(t)
	ctx := context.Background()
	accID := testAccountID(t, s)

	first, err := s.UpsertPlatformConnection(ctx, accID, "tiktok", "tt-user-1", "access-alt", "refresh-alt", nil)
	if err != nil {
		t.Fatalf("UpsertPlatformConnection (1): %v", err)
	}
	second, err := s.UpsertPlatformConnection(ctx, accID, "tiktok", "tt-user-1", "access-neu", "refresh-neu", nil)
	if err != nil {
		t.Fatalf("UpsertPlatformConnection (2): %v", err)
	}
	if second.ID != first.ID {
		t.Fatalf("expected the same row to be updated (same account+platform), got a new ID")
	}
	if second.AccessToken != "access-neu" || second.RefreshToken != "refresh-neu" {
		t.Fatalf("UpsertPlatformConnection (2) = %+v, tokens wurden nicht ersetzt", second)
	}

	list, err := s.ListPlatformConnectionsForAccount(ctx, accID)
	if err != nil {
		t.Fatalf("ListPlatformConnectionsForAccount: %v", err)
	}
	if len(list) != 1 {
		t.Fatalf("expected exactly 1 connection after upsert-replace, got %d", len(list))
	}
}

func TestGetPlatformConnectionNotFound(t *testing.T) {
	s := openTestStore(t)
	ctx := context.Background()
	accID := testAccountID(t, s)

	_, err := s.GetPlatformConnection(ctx, accID, "instagram")
	if !errors.Is(err, store.ErrNotFound) {
		t.Fatalf("err = %v, want store.ErrNotFound", err)
	}
}

func TestDeletePlatformConnectionNotFound(t *testing.T) {
	s := openTestStore(t)
	ctx := context.Background()
	accID := testAccountID(t, s)

	err := s.DeletePlatformConnection(ctx, accID, "tiktok")
	if !errors.Is(err, store.ErrNotFound) {
		t.Fatalf("err = %v, want store.ErrNotFound", err)
	}
}

func TestPlatformConnectionIsolatedPerAccount(t *testing.T) {
	s := openTestStore(t)
	ctx := context.Background()
	accA := testAccountID(t, s)
	accB := testAccountID(t, s)

	if _, err := s.UpsertPlatformConnection(ctx, accA, "instagram", "ig-a", "token-a", "", nil); err != nil {
		t.Fatalf("UpsertPlatformConnection (A): %v", err)
	}

	if _, err := s.GetPlatformConnection(ctx, accB, "instagram"); !errors.Is(err, store.ErrNotFound) {
		t.Fatalf("Mandant B sollte keine Verbindung von Mandant A sehen, err = %v", err)
	}
}