feat: add good looking logs

pkg/initialize/generate.go

@@ -1,54 +1,56 @@
 package initialize
 
 import (
-	"fmt"
+	"errors"
 	"os"
 	"os/exec"
 	"strings"
 
 	"github.com/go-git/go-git/v5"
+	"github.com/gookit/color"
 	"github.com/sern-handler/cli/pkg/util"
 )
 
-func cloneRepository(name string, language string) {
-	if _, err := os.Stat(name); os.IsExist(err) {
-		fmt.Println(name + " already exists, can't initialize a new project.")
-
-		return
-	}
-
+func cloneRepository(name string, language string) error {
 	_, err := git.PlainClone("templates", false, &git.CloneOptions{
 		URL:      "https://github.com/sern-handler/templates",
 		Progress: os.Stdout,
 	})
 
 	if err != nil {
-		fmt.Println("Couldn't install the template, exiting.")
+		color.Error.Prompt("Couldn't install the template.")
 
-		return
+		return err
 	}
 
 	err = os.Rename("templates/templates/"+strings.ToLower(language), name)
 
 	if err != nil {
-		fmt.Println("Couldn't install the template, exiting.")
+		color.Error.Prompt("Couldn't rename the template to the project's name.")
+		color.Warn.Prompt("The project was generated, but it wasn't renamed.\n\nYou can still use the project, but you will have to rename it manually.")
+
+		return err
 	}
 
 	err = os.RemoveAll("templates")
 
 	if err != nil {
-		return
+		color.Error.Prompt("Couldn't remove the templates folder.")
+
+		return err
 	}
+
+	return nil
 }
 
-func renameFolders(name string, main string, commands string) {
+func renameFolders(name string, main string, commands string) error {
 	if main != "src" {
 		err := os.Rename(name+"/src", name+"/"+main)
 
 		if err != nil {
-			fmt.Println("Couldn't rename the main folder, exiting.")
+			color.Warn.Prompt("Couldn't rename the main folder.")
 
-			return
+			return err
 		}
 	}
 
@@ -56,20 +58,22 @@ func renameFolders(name string, main string, commands string) {
 		err := os.Rename(name+"/"+main+"/commands", name+"/"+main+"/"+commands)
 
 		if err != nil {
-			fmt.Println("Couldn't rename the commands folder, exiting.")
+			color.Warn.Prompt("Couldn't rename the commands folder.")
 
-			return
+			return err
 		}
 	}
+
+	return nil
 }
 
-func installDependencies(name string, packageManager string) {
+func installDependencies(name string, packageManager string) error {
 	err := os.Chdir(name)
 
 	if err != nil {
-		fmt.Println("Couldn't change to the project's directory, exiting.")
+		color.Error.Prompt("Couldn't change to the project's directory.")
 
-		return
+		return err
 	}
 
 	packageManagers := util.CheckPackageManagers()
@@ -78,35 +82,43 @@ func installDependencies(name string, packageManager string) {
 		err := exec.Command("npm", "install").Run()
 
 		if err != nil {
-			fmt.Println("Couldn't install the dependencies, exiting.")
+			color.Error.Prompt("Couldn't install the dependencies.")
 
-			return
+			return err
 		}
 
-		fmt.Println("Successfully installed the dependencies.")
+		color.Info.Prompt("Successfully installed the dependencies.")
 	}
 
 	if packageManager == "yarn" && packageManagers.Yarn {
 		err := exec.Command("yarn", "install").Run()
 
 		if err != nil {
-			fmt.Println("Couldn't install the dependencies, exiting.")
+			color.Error.Prompt("Couldn't install the dependencies.")
 
-			return
+			return err
 		}
 
-		fmt.Println("Successfully installed the dependencies.")
+		color.Info.Prompt("Successfully installed the dependencies.")
 	}
 
 	if packageManager == "skip" {
-		fmt.Println("Skipping the installation of the dependencies.")
+		color.Warn.Prompt("Skipping the installation of the dependencies.")
+	}
+
+	if !packageManagers.NPM && !packageManagers.Yarn {
+		color.Error.Prompt("Couldn't find any package managers.")
+
+		return errors.New("couldn't find any package managers")
 	}
 
 	err = os.Chdir("..")
 
 	if err != nil {
-		fmt.Println("Couldn't change to the project's directory, exiting.")
+		color.Error.Prompt("Couldn't change to the starting directory.")
 
-		return
+		return err
 	}
+
+	return nil
 }

pkg/initialize/initialize.go

@@ -2,8 +2,10 @@ package initialize
 
 import (
 	"fmt"
+	"os"
 
 	"github.com/AlecAivazis/survey/v2"
+	"github.com/gookit/color"
 )
 
 func Initialize() {
@@ -21,12 +23,56 @@ func Initialize() {
 	if err != nil {
 		fmt.Println("Project initialization failed, exiting.")
 
-		return
+		os.Exit(1)
 	}
 
-	cloneRepository(answers.Name, answers.Language)
+	color.Info.Prompt("Initializing the project...")
 
-	renameFolders(answers.Name, answers.Main, answers.Commands)
+	err = cloneRepository(answers.Name, answers.Language)
 
-	installDependencies(answers.Name, answers.Package)
+	if err != nil {
+		color.Error.Prompt("Couldn't generate the project from the templates, exiting.")
+
+		err = os.RemoveAll("templates")
+
+		if err != nil {
+			color.Error.Prompt("Couldn't remove the templates folder.")
+		}
+
+		os.Exit(1)
+	}
+
+	err = os.RemoveAll("templates")
+
+	if err != nil {
+		color.Error.Prompt("Couldn't remove the templates folder.")
+	}
+
+	color.Info.Prompt("Successfully generated the project from the templates.")
+
+	color.Info.Prompt("Renaming the project's folders...")
+
+	err = renameFolders(answers.Name, answers.Main, answers.Commands)
+
+	if err != nil {
+		color.Error.Prompt("Couldn't rename the folders, exiting.")
+		color.Warn.Prompt("The project was generated, but the folders weren't renamed.\n\nYou can still use the project, but you will have to rename the folders manually.")
+
+		os.Exit(1)
+	}
+
+	color.Info.Prompt("Successfully renamed the project's folders.")
+
+	color.Info.Prompt("Installing the dependencies...")
+
+	err = installDependencies(answers.Name, answers.Package)
+
+	if err != nil {
+		color.Error.Prompt("Couldn't install the dependencies, exiting.")
+		color.Warn.Prompt("The project was generated, but the dependencies weren't installed.\n\nYou can still use the project, but you will have to install the dependencies manually.")
+
+		os.Exit(1)
+	}
+
+	color.Success.Prompt("Project successfully initialized.")
 }

pkg/initialize/questions.go

@@ -38,12 +38,6 @@ var questions = []*survey.Question{
 			Default: "!",
 		},
 	},
-	{
-		Name: "git",
-		Prompt: &survey.Confirm{
-			Message: "Do you want to initialize a git repository?",
-		},
-	},
 	{
 		Name: "package",
 		Prompt: &survey.Select{