fix: improved offline support

Closes coop-cloud/organising#471.

cli/app/new.go

@@ -1,8 +1,23 @@
 package app
 
 import (
+	"fmt"
+	"path"
+
 	"coopcloud.tech/abra/cli/internal"
+	"coopcloud.tech/abra/pkg/app"
 	"coopcloud.tech/abra/pkg/autocomplete"
+	"coopcloud.tech/abra/pkg/client"
+	"coopcloud.tech/abra/pkg/config"
+	"coopcloud.tech/abra/pkg/formatter"
+	"coopcloud.tech/abra/pkg/jsontable"
+	"coopcloud.tech/abra/pkg/recipe"
+	recipePkg "coopcloud.tech/abra/pkg/recipe"
+	"coopcloud.tech/abra/pkg/runtime"
+	"coopcloud.tech/abra/pkg/secret"
+	"github.com/AlecAivazis/survey/v2"
+	dockerClient "github.com/docker/docker/client"
+	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli"
 )
 
@@ -38,9 +53,199 @@ var appNewCommand = cli.Command{
 		internal.DomainFlag,
 		internal.PassFlag,
 		internal.SecretsFlag,
+		internal.OfflineFlag,
+	},
+	Before:    internal.SubCommandBefore,
+	ArgsUsage: "[<recipe>]",
+	Action: func(c *cli.Context) error {
+		conf := runtime.New(runtime.WithOffline(internal.Offline))
+		recipe := internal.ValidateRecipeWithPrompt(c, conf)
+
+		if err := recipePkg.EnsureUpToDate(recipe.Name, conf); err != nil {
+			logrus.Fatal(err)
+		}
+
+		if err := ensureServerFlag(); err != nil {
+			logrus.Fatal(err)
+		}
+
+		if err := ensureDomainFlag(recipe, internal.NewAppServer); err != nil {
+			logrus.Fatal(err)
+		}
+
+		sanitisedAppName := config.SanitiseAppName(internal.Domain)
+		logrus.Debugf("%s sanitised as %s for new app", internal.Domain, sanitisedAppName)
+
+		if err := config.TemplateAppEnvSample(
+			recipe.Name,
+			internal.Domain,
+			internal.NewAppServer,
+			internal.Domain,
+		); err != nil {
+			logrus.Fatal(err)
+		}
+
+		if err := promptForSecrets(internal.Domain); err != nil {
+			logrus.Fatal(err)
+		}
+
+		cl, err := client.New(internal.NewAppServer)
+		if err != nil {
+			logrus.Fatal(err)
+		}
+
+		var secrets AppSecrets
+		var secretTable *jsontable.JSONTable
+		if internal.Secrets {
+			secrets, err := createSecrets(cl, sanitisedAppName)
+			if err != nil {
+				logrus.Fatal(err)
+			}
+
+			secretCols := []string{"Name", "Value"}
+			secretTable = formatter.CreateTable(secretCols)
+			for secret := range secrets {
+				secretTable.Append([]string{secret, secrets[secret]})
+			}
+
+		}
+
+		if internal.NewAppServer == "default" {
+			internal.NewAppServer = "local"
+		}
+
+		tableCol := []string{"server", "recipe", "domain"}
+		table := formatter.CreateTable(tableCol)
+		table.Append([]string{internal.NewAppServer, recipe.Name, internal.Domain})
+
+		fmt.Println("")
+		fmt.Println(fmt.Sprintf("A new %s app has been created! Here is an overview:", recipe.Name))
+		fmt.Println("")
+		table.Render()
+		fmt.Println("")
+		fmt.Println("You can configure this app by running the following:")
+		fmt.Println(fmt.Sprintf("\n    abra app config %s", internal.Domain))
+		fmt.Println("")
+		fmt.Println("You can deploy this app by running the following:")
+		fmt.Println(fmt.Sprintf("\n    abra app deploy %s", internal.Domain))
+		fmt.Println("")
+
+		if len(secrets) > 0 {
+			fmt.Println("Here are your generated secrets:")
+			fmt.Println("")
+			secretTable.Render()
+			fmt.Println("")
+			logrus.Warn("generated secrets are not shown again, please take note of them *now*")
+		}
+
+		return nil
 	},
-	Before:       internal.SubCommandBefore,
-	ArgsUsage:    "[<recipe>]",
-	Action:       internal.NewAction,
 	BashComplete: autocomplete.RecipeNameComplete,
 }
+
+// AppSecrets represents all app secrest
+type AppSecrets map[string]string
+
+// createSecrets creates all secrets for a new app.
+func createSecrets(cl *dockerClient.Client, sanitisedAppName string) (AppSecrets, error) {
+	appEnvPath := path.Join(
+		config.ABRA_DIR,
+		"servers",
+		internal.NewAppServer,
+		fmt.Sprintf("%s.env", internal.Domain),
+	)
+
+	appEnv, err := config.ReadEnv(appEnvPath)
+	if err != nil {
+		return nil, err
+	}
+
+	secretEnvVars := secret.ReadSecretEnvVars(appEnv)
+	secrets, err := secret.GenerateSecrets(cl, secretEnvVars, sanitisedAppName, internal.NewAppServer)
+	if err != nil {
+		return nil, err
+	}
+
+	if internal.Pass {
+		for secretName := range secrets {
+			secretValue := secrets[secretName]
+			if err := secret.PassInsertSecret(
+				secretValue,
+				secretName,
+				internal.Domain,
+				internal.NewAppServer,
+			); err != nil {
+				return nil, err
+			}
+		}
+	}
+	return secrets, nil
+}
+
+// ensureDomainFlag checks if the domain flag was used. if not, asks the user for it/
+func ensureDomainFlag(recipe recipe.Recipe, server string) error {
+	if internal.Domain == "" && !internal.NoInput {
+		prompt := &survey.Input{
+			Message: "Specify app domain",
+			Default: fmt.Sprintf("%s.%s", recipe.Name, server),
+		}
+		if err := survey.AskOne(prompt, &internal.Domain); err != nil {
+			return err
+		}
+	}
+
+	if internal.Domain == "" {
+		return fmt.Errorf("no domain provided")
+	}
+
+	return nil
+}
+
+// promptForSecrets asks if we should generate secrets for a new app.
+func promptForSecrets(appName string) error {
+	app, err := app.Get(appName)
+	if err != nil {
+		return err
+	}
+
+	secretEnvVars := secret.ReadSecretEnvVars(app.Env)
+	if len(secretEnvVars) == 0 {
+		logrus.Debugf("%s has no secrets to generate, skipping...", app.Recipe)
+		return nil
+	}
+
+	if !internal.Secrets && !internal.NoInput {
+		prompt := &survey.Confirm{
+			Message: "Generate app secrets?",
+		}
+		if err := survey.AskOne(prompt, &internal.Secrets); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// ensureServerFlag checks if the server flag was used. if not, asks the user for it.
+func ensureServerFlag() error {
+	servers, err := config.GetServers()
+	if err != nil {
+		return err
+	}
+
+	if internal.NewAppServer == "" && !internal.NoInput {
+		prompt := &survey.Select{
+			Message: "Select app server:",
+			Options: servers,
+		}
+		if err := survey.AskOne(prompt, &internal.NewAppServer); err != nil {
+			return err
+		}
+	}
+
+	if internal.NewAppServer == "" {
+		return fmt.Errorf("no server provided")
+	}
+
+	return nil
+}