package bundle

import (
	"context"
	"encoding/json"
	"fmt"
	"os"
	"path/filepath"
	"strings"
	"testing"

	"github.com/databricks/cli/cmd/root"
	"github.com/databricks/cli/internal"
	"github.com/databricks/cli/libs/cmdio"
	"github.com/databricks/cli/libs/flags"
	"github.com/databricks/cli/libs/template"
	"github.com/databricks/databricks-sdk-go"
	"github.com/stretchr/testify/require"
)

func initTestTemplate(t *testing.T, ctx context.Context, templateName string, config map[string]any) (string, error) {
	templateRoot := filepath.Join("bundles", templateName)

	bundleRoot := t.TempDir()
	configFilePath, err := writeConfigFile(t, config)
	if err != nil {
		return "", err
	}

	ctx = root.SetWorkspaceClient(ctx, nil)
	cmd := cmdio.NewIO(flags.OutputJSON, strings.NewReader(""), os.Stdout, os.Stderr, "", "bundles")
	ctx = cmdio.InContext(ctx, cmd)

	err = template.Materialize(ctx, configFilePath, templateRoot, bundleRoot)
	return bundleRoot, err
}

func writeConfigFile(t *testing.T, config map[string]any) (string, error) {
	bytes, err := json.Marshal(config)
	if err != nil {
		return "", err
	}

	dir := t.TempDir()
	filepath := filepath.Join(dir, "config.json")
	t.Log("Configuration for template: ", string(bytes))

	err = os.WriteFile(filepath, bytes, 0644)
	return filepath, err
}

func deployBundle(t *testing.T, ctx context.Context, path string) error {
	t.Setenv("BUNDLE_ROOT", path)
	c := internal.NewCobraTestRunnerWithContext(t, ctx, "bundle", "deploy", "--force-lock")
	_, _, err := c.Run()
	return err
}

func deployBundleWithFlags(t *testing.T, ctx context.Context, path string, flags []string) error {
	t.Setenv("BUNDLE_ROOT", path)
	args := []string{"bundle", "deploy", "--force-lock"}
	args = append(args, flags...)
	c := internal.NewCobraTestRunnerWithContext(t, ctx, args...)
	_, _, err := c.Run()
	return err
}

func runResource(t *testing.T, ctx context.Context, path string, key string) (string, error) {
	ctx = cmdio.NewContext(ctx, cmdio.Default())

	c := internal.NewCobraTestRunnerWithContext(t, ctx, "bundle", "run", key)
	stdout, _, err := c.Run()
	return stdout.String(), err
}

func runResourceWithParams(t *testing.T, ctx context.Context, path string, key string, params ...string) (string, error) {
	ctx = cmdio.NewContext(ctx, cmdio.Default())

	args := make([]string, 0)
	args = append(args, "bundle", "run", key)
	args = append(args, params...)
	c := internal.NewCobraTestRunnerWithContext(t, ctx, args...)
	stdout, _, err := c.Run()
	return stdout.String(), err
}

func destroyBundle(t *testing.T, ctx context.Context, path string) error {
	t.Setenv("BUNDLE_ROOT", path)
	c := internal.NewCobraTestRunnerWithContext(t, ctx, "bundle", "destroy", "--auto-approve")
	_, _, err := c.Run()
	return err
}

func getBundleRemoteRootPath(w *databricks.WorkspaceClient, t *testing.T, uniqueId string) string {
	// Compute root path for the bundle deployment
	me, err := w.CurrentUser.Me(context.Background())
	require.NoError(t, err)
	root := fmt.Sprintf("/Users/%s/.bundle/%s", me.UserName, uniqueId)
	return root
}