package folders

import (
	"net/http"
	"testing"

	"github.com/grafana/grafana-openapi-client-go/models"
	"github.com/grafana/grafana/pkg/services/featuremgmt"
	"github.com/grafana/grafana/pkg/tests"
	"github.com/grafana/grafana/pkg/tests/testinfra"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func TestIntegrationUpdateFolder(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping integration test")
	}
	testUpdateFolder(t, []string{})
}

func TestIntegrationUpdateFolderK8s(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping integration test")
	}
	testUpdateFolder(t, []string{featuremgmt.FlagKubernetesClientDashboardsFolders})
}

func testUpdateFolder(t *testing.T, featureToggles []string) {
	dir, path := testinfra.CreateGrafDir(t, testinfra.GrafanaOpts{
		DisableAnonymous:     true,
		EnableQuota:          true,
		EnableFeatureToggles: featureToggles,
	})

	grafanaListedAddr, _ := testinfra.StartGrafanaEnv(t, dir, path)

	adminClient := tests.GetClient(grafanaListedAddr, "admin", "admin")
	resp, err := adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
		Title: "folder",
	})
	require.NoError(t, err)
	require.Equal(t, http.StatusOK, resp.Code())

	t.Run("update folder should succeed", func(t *testing.T) {
		resp, err := adminClient.Folders.UpdateFolder(resp.Payload.UID, &models.UpdateFolderCommand{
			Title:   "new title",
			Version: resp.Payload.Version,
		})
		require.NoError(t, err)
		require.Equal(t, http.StatusOK, resp.Code())
		require.Equal(t, "new title", resp.Payload.Title)
	})
}

func TestIntegrationCreateFolder(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping integration test")
	}
	testCreateFolder(t, []string{})
}

func TestIntegrationCreateFolderK8s(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping integration test")
	}
	testCreateFolder(t, []string{featuremgmt.FlagKubernetesClientDashboardsFolders})
}

func testCreateFolder(t *testing.T, featureToggles []string) {
	dir, path := testinfra.CreateGrafDir(t, testinfra.GrafanaOpts{
		DisableAnonymous:     true,
		EnableQuota:          true,
		EnableFeatureToggles: featureToggles,
	})

	grafanaListedAddr, _ := testinfra.StartGrafanaEnv(t, dir, path)

	adminClient := tests.GetClient(grafanaListedAddr, "admin", "admin")

	t.Run("create folder under root should succeed", func(t *testing.T) {
		resp, err := adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
			Title: "folder",
		})
		require.NoError(t, err)
		require.Equal(t, http.StatusOK, resp.Code())

		t.Run("create folder with same name under root should succeed", func(t *testing.T) {
			_, err := adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
				Title: "folder",
			})
			require.NoError(t, err)
			require.Equal(t, http.StatusOK, resp.Code())
		})
	})
}

func TestIntegrationNestedFoldersOn(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping integration test")
	}
	testNestedFoldersOn(t, []string{})
}

func TestIntegrationNestedFoldersOnK8s(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping integration test")
	}
	testNestedFoldersOn(t, []string{featuremgmt.FlagKubernetesClientDashboardsFolders})
}

func testNestedFoldersOn(t *testing.T, featureToggles []string) {
	dir, path := testinfra.CreateGrafDir(t, testinfra.GrafanaOpts{
		DisableAnonymous:     true,
		EnableQuota:          true,
		EnableFeatureToggles: featureToggles,
	})

	grafanaListedAddr, _ := testinfra.StartGrafanaEnv(t, dir, path)

	adminClient := tests.GetClient(grafanaListedAddr, "admin", "admin")

	t.Run("create folder under root should succeed", func(t *testing.T) {
		resp, err := adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
			Title: "folder",
		})
		require.NoError(t, err)
		require.Equal(t, http.StatusOK, resp.Code())

		t.Run("create folder with same name under root should succeed", func(t *testing.T) {
			_, err := adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
				Title: "folder",
			})
			require.NoError(t, err)
			require.Equal(t, http.StatusOK, resp.Code())
		})
	})

	t.Run("create subfolder should succeed", func(t *testing.T) {
		resp, err := adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
			Title: "parent",
		})
		require.NoError(t, err)
		require.Equal(t, http.StatusOK, resp.Code())
		parentUID := resp.Payload.UID

		resp, err = adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
			Title:     "subfolder",
			ParentUID: parentUID,
		})
		require.NoError(t, err)
		require.Equal(t, http.StatusOK, resp.Code())

		t.Run("create subfolder with same name should succeed", func(t *testing.T) {
			resp, err = adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
				Title:     "subfolder",
				ParentUID: parentUID,
			})
			require.NoError(t, err)
			require.Equal(t, http.StatusOK, resp.Code())
		})

		t.Run("create subfolder with same name under other folder should succeed", func(t *testing.T) {
			resp, err := adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
				Title: "other",
			})
			require.NoError(t, err)
			require.Equal(t, http.StatusOK, resp.Code())
			other := resp.Payload.UID

			resp, err = adminClient.Folders.CreateFolder(&models.CreateFolderCommand{
				Title:     "subfolder",
				ParentUID: other,
			})
			require.NoError(t, err)
			assert.Equal(t, http.StatusOK, resp.Code())
			assert.Equal(t, other, resp.Payload.ParentUID)
			subfolderUnderOther := resp.Payload.UID

			t.Run("move subfolder to other folder containing folder with the same name should be ok", func(t *testing.T) {
				resp, err := adminClient.Folders.MoveFolder(subfolderUnderOther, &models.MoveFolderCommand{
					ParentUID: parentUID,
				})
				require.NoError(t, err)
				assert.Equal(t, http.StatusOK, resp.Code())
				assert.Equal(t, parentUID, resp.Payload.ParentUID)
			})

			t.Run("move subfolder to root should succeed", func(t *testing.T) {
				resp, err := adminClient.Folders.MoveFolder(subfolderUnderOther, &models.MoveFolderCommand{})
				require.NoError(t, err)
				assert.Equal(t, http.StatusOK, resp.Code())
				assert.Equal(t, "", resp.Payload.ParentUID)
			})
		})
	})
}