fix comment

Improve build/serve

binding_manager.go

@@ -163,8 +163,71 @@ func (b *bindingManager) bind(object interface{}) {
 	b.objectsToBind = append(b.objectsToBind, object)
 }
 
+func (b *bindingManager) processFunctionCall(callData *callData) (interface{}, error) {
+	// Return values
+	var result []reflect.Value
+	var err error
+
+	function := b.functions[callData.BindingName]
+	if function == nil {
+		return nil, fmt.Errorf("Invalid function name '%s'", callData.BindingName)
+	}
+	result, err = function.call(callData.Data)
+	if err != nil {
+		return nil, err
+	}
+
+	// Do we have an error return type?
+	if function.hasErrorReturnType {
+		// We do - last result is an error type
+		// Check if the last result was nil
+		b.log.Debugf("# of return types: %d", len(function.returnTypes))
+		b.log.Debugf("# of results: %d", len(result))
+		errorResult := result[len(function.returnTypes)-1]
+		if !errorResult.IsNil() {
+			// It wasn't - we have an error
+			return nil, errorResult.Interface().(error)
+		}
+	}
+	return result[0].Interface(), nil
+}
+
+func (b *bindingManager) processMethodCall(callData *callData) (interface{}, error) {
+	// Return values
+	var result []reflect.Value
+	var err error
+
+	// do we have this method?
+	method := b.methods[callData.BindingName]
+	if method == nil {
+		return nil, fmt.Errorf("Invalid method name '%s'", callData.BindingName)
+	}
+
+	result, err = method.call(callData.Data)
+	if err != nil {
+		return nil, err
+	}
+
+	// Do we have an error return type?
+	if method.hasErrorReturnType {
+		// We do - last result is an error type
+		// Check if the last result was nil
+		b.log.Debugf("# of return types: %d", len(method.returnTypes))
+		b.log.Debugf("# of results: %d", len(result))
+		errorResult := result[len(method.returnTypes)-1]
+		if !errorResult.IsNil() {
+			// It wasn't - we have an error
+			return nil, errorResult.Interface().(error)
+		}
+	}
+	if result != nil {
+		return result[0].Interface(), nil
+	}
+	return nil, nil
+}
+
 // process an incoming call request
-func (b *bindingManager) processCall(callData *callData) (interface{}, error) {
+func (b *bindingManager) processCall(callData *callData) (result interface{}, err error) {
 	b.log.Debugf("Wanting to call %s", callData.BindingName)
 
 	// Determine if this is function call or method call by the number of
@@ -176,13 +239,10 @@ func (b *bindingManager) processCall(callData *callData) (interface{}, error) {
 		}
 	}
 
-	// Return values
-	var result []reflect.Value
-	var err error
-
 	// We need to catch reflect related panics and return
 	// a decent error message
 	// TODO: DEBUG THIS!
+
 	defer func() {
 		if r := recover(); r != nil {
 			err = fmt.Errorf("%s", r.(string))
@@ -191,59 +251,14 @@ func (b *bindingManager) processCall(callData *callData) (interface{}, error) {
 
 	switch dotCount {
 	case 1:
-		function := b.functions[callData.BindingName]
-		if function == nil {
-			return nil, fmt.Errorf("Invalid function name '%s'", callData.BindingName)
-		}
-		result, err = function.call(callData.Data)
-		if err != nil {
-			return nil, err
-		}
-
-		// Do we have an error return type?
-		if function.hasErrorReturnType {
-			// We do - last result is an error type
-			// Check if the last result was nil
-			b.log.Debugf("# of return types: %d", len(function.returnTypes))
-			b.log.Debugf("# of results: %d", len(result))
-			errorResult := result[len(function.returnTypes)-1]
-			if !errorResult.IsNil() {
-				// It wasn't - we have an error
-				return nil, errorResult.Interface().(error)
-			}
-		}
-		return result[0].Interface(), nil
+		result, err = b.processFunctionCall(callData)
 	case 2:
-		// do we have this method?
-		method := b.methods[callData.BindingName]
-		if method == nil {
-			return nil, fmt.Errorf("Invalid method name '%s'", callData.BindingName)
-		}
-		result, err = method.call(callData.Data)
-		if err != nil {
-			return nil, err
-		}
-
-		// Do we have an error return type?
-		if method.hasErrorReturnType {
-			// We do - last result is an error type
-			// Check if the last result was nil
-			b.log.Debugf("# of return types: %d", len(method.returnTypes))
-			b.log.Debugf("# of results: %d", len(result))
-			errorResult := result[len(method.returnTypes)-1]
-			if !errorResult.IsNil() {
-				// It wasn't - we have an error
-				return nil, errorResult.Interface().(error)
-			}
-		}
-		if result != nil {
-			return result[0].Interface(), nil
-		}
-		return nil, nil
-
+		result, err = b.processMethodCall(callData)
 	default:
-		return nil, fmt.Errorf("Invalid binding name '%s'", callData.BindingName)
+		result = nil
+		err = fmt.Errorf("Invalid binding name '%s'", callData.BindingName)
 	}
+	return
 }
 
 // callWailsInitMethods calls all of the WailsInit methods that were

cmd/frontend.go

@@ -1,171 +0,0 @@
-package cmd
-
-import (
-	"fmt"
-
-	"github.com/leaanthony/slicer"
-	"github.com/leaanthony/spinner"
-)
-
-// ValidateFrontendConfig checks if the frontend config is valid
-func ValidateFrontendConfig(projectOptions *ProjectOptions) error {
-	if projectOptions.FrontEnd.Dir == "" {
-		return fmt.Errorf("Frontend directory not set in project.json")
-	}
-	if projectOptions.FrontEnd.Build == "" {
-		return fmt.Errorf("Frontend build command not set in project.json")
-	}
-	if projectOptions.FrontEnd.Install == "" {
-		return fmt.Errorf("Frontend install command not set in project.json")
-	}
-	if projectOptions.FrontEnd.Bridge == "" {
-		return fmt.Errorf("Frontend bridge config not set in project.json")
-	}
-
-	return nil
-}
-
-func InstallGoDependencies() error {
-	depSpinner := spinner.New("Installing Dependencies...")
-	depSpinner.SetSpinSpeed(50)
-	depSpinner.Start()
-	err := NewProgramHelper().RunCommand("go get")
-	if err != nil {
-		depSpinner.Error()
-		return err
-	}
-	depSpinner.Success()
-	return nil
-}
-
-func BuildApplication(binaryName string, forceRebuild bool, buildMode string) error {
-	compileMessage := "Packing + Compiling project"
-	if buildMode == "debug" {
-		compileMessage += " (Debug Mode)"
-	}
-
-	packSpinner := spinner.New(compileMessage + "...")
-	packSpinner.SetSpinSpeed(50)
-	packSpinner.Start()
-
-	buildCommand := slicer.String()
-	buildCommand.AddSlice([]string{"packr", "build"})
-
-	if binaryName != "" {
-		buildCommand.Add("-o")
-		buildCommand.Add(binaryName)
-	}
-
-	// If we are forcing a rebuild
-	if forceRebuild {
-		buildCommand.Add("-a")
-	}
-
-	buildCommand.AddSlice([]string{"-ldflags", "-X github.com/wailsapp/wails.BuildMode=" + buildMode})
-	err := NewProgramHelper().RunCommandArray(buildCommand.AsSlice())
-	if err != nil {
-		packSpinner.Error()
-		return err
-	}
-	packSpinner.Success()
-	return nil
-}
-
-func PackageApplication(projectOptions *ProjectOptions) error {
-	// Package app
-	packageSpinner := spinner.New("Packaging Application")
-	packageSpinner.SetSpinSpeed(50)
-	packageSpinner.Start()
-	err := NewPackageHelper().Package(projectOptions)
-	if err != nil {
-		packageSpinner.Error()
-		return err
-	}
-	packageSpinner.Success()
-	return nil
-}
-
-func BuildFrontend(buildCommand string) error {
-	buildFESpinner := spinner.New("Building frontend...")
-	buildFESpinner.SetSpinSpeed(50)
-	buildFESpinner.Start()
-	err := NewProgramHelper().RunCommand(buildCommand)
-	if err != nil {
-		buildFESpinner.Error()
-		return err
-	}
-	buildFESpinner.Success()
-	return nil
-}
-
-// func CopyBridgeFile(projectDir string, projectOptions ProjectOptions, bridgeMode bool) error {
-// 	// Copy bridge to project
-// 	fs := NewFSHelper()
-// 	var bridgeFile = "wailsbridge.prod.js"
-// 	if bridgeMode {
-// 		bridgeFile = "wailsbridge.js"
-// 	}
-// 	_, filename, _, _ := runtime.Caller(1)
-// 	bridgeFileSource := filepath.Join(path.Dir(filename), "..", "assets", "default", bridgeFile)
-// 	bridgeFileTarget := filepath.Join(projectDir, projectOptions.FrontEnd.Dir, projectOptions.FrontEnd.Bridge, bridgeFile)
-// 	err := fs.CopyFile(bridgeFileSource, bridgeFileTarget)
-// 	if err != nil {
-// 		return err
-// 	}
-// 	return nil
-// }
-
-// func InstallFrontend(projectOptions *ProjectOptions) error {
-// 	// Install frontend deps
-// 	err := os.Chdir(projectOptions.FrontEnd.Dir)
-// 	if err != nil {
-// 		return err
-// 	}
-
-// 	// Check if frontend deps have been updated
-// 	feSpinner := spinner.New("Installing frontend dependencies (This may take a while)...")
-// 	feSpinner.SetSpinSpeed(50)
-// 	feSpinner.Start()
-
-// 	requiresNPMInstall := true
-
-// 	// Read in package.json MD5
-// 	fs := NewFSHelper()
-// 	packageJSONMD5, err := fs.FileMD5("package.json")
-// 	if err != nil {
-// 		return err
-// 	}
-
-// 	const md5sumFile = "package.json.md5"
-
-// 	// If we aren't forcing the install and the md5sum file exists
-// 	if !forceRebuild && fs.FileExists(md5sumFile) {
-// 		// Yes - read contents
-// 		savedMD5sum, err := fs.LoadAsString(md5sumFile)
-// 		// File exists
-// 		if err == nil {
-// 			// Compare md5
-// 			if savedMD5sum == packageJSONMD5 {
-// 				// Same - no need for reinstall
-// 				requiresNPMInstall = false
-// 				feSpinner.Success("Skipped frontend dependencies (-f to force rebuild)")
-// 			}
-// 		}
-// 	}
-
-// 	// Md5 sum package.json
-// 	// Different? Build
-// 	if requiresNPMInstall || forceRebuild {
-// 		// Install dependencies
-// 		err = program.RunCommand(projectOptions.FrontEnd.Install)
-// 		if err != nil {
-// 			feSpinner.Error()
-// 			return err
-// 		}
-// 		feSpinner.Success()
-
-// 		// Update md5sum file
-// 		ioutil.WriteFile(md5sumFile, []byte(packageJSONMD5), 0644)
-// 	}
-// 	return nil
-// }

cmd/helpers.go

@@ -0,0 +1,225 @@
+package cmd
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"os/exec"
+	"path"
+	"path/filepath"
+	"runtime"
+	"time"
+
+	"github.com/leaanthony/slicer"
+	"github.com/leaanthony/spinner"
+)
+
+// ValidateFrontendConfig checks if the frontend config is valid
+func ValidateFrontendConfig(projectOptions *ProjectOptions) error {
+	if projectOptions.FrontEnd.Dir == "" {
+		return fmt.Errorf("Frontend directory not set in project.json")
+	}
+	if projectOptions.FrontEnd.Build == "" {
+		return fmt.Errorf("Frontend build command not set in project.json")
+	}
+	if projectOptions.FrontEnd.Install == "" {
+		return fmt.Errorf("Frontend install command not set in project.json")
+	}
+	if projectOptions.FrontEnd.Bridge == "" {
+		return fmt.Errorf("Frontend bridge config not set in project.json")
+	}
+
+	return nil
+}
+
+// InstallGoDependencies will run go get in the current directory
+func InstallGoDependencies() error {
+	depSpinner := spinner.New("Installing Dependencies...")
+	depSpinner.SetSpinSpeed(50)
+	depSpinner.Start()
+	err := NewProgramHelper().RunCommand("go get")
+	if err != nil {
+		depSpinner.Error()
+		return err
+	}
+	depSpinner.Success()
+	return nil
+}
+
+// BuildApplication will attempt to build the project based on the given inputs
+func BuildApplication(binaryName string, forceRebuild bool, buildMode string) error {
+	compileMessage := "Packing + Compiling project"
+	if buildMode == "debug" {
+		compileMessage += " (Debug Mode)"
+	}
+
+	packSpinner := spinner.New(compileMessage + "...")
+	packSpinner.SetSpinSpeed(50)
+	packSpinner.Start()
+
+	buildCommand := slicer.String()
+	buildCommand.AddSlice([]string{"packr", "build"})
+
+	if binaryName != "" {
+		buildCommand.Add("-o")
+		buildCommand.Add(binaryName)
+	}
+
+	// If we are forcing a rebuild
+	if forceRebuild {
+		buildCommand.Add("-a")
+	}
+
+	buildCommand.AddSlice([]string{"-ldflags", "-X github.com/wailsapp/wails.BuildMode=" + buildMode})
+	err := NewProgramHelper().RunCommandArray(buildCommand.AsSlice())
+	if err != nil {
+		packSpinner.Error()
+		return err
+	}
+	packSpinner.Success()
+	return nil
+}
+
+// PackageApplication will attempt to package the application in a pltform dependent way
+func PackageApplication(projectOptions *ProjectOptions) error {
+	// Package app
+	packageSpinner := spinner.New("Packaging Application")
+	packageSpinner.SetSpinSpeed(50)
+	packageSpinner.Start()
+	err := NewPackageHelper().Package(projectOptions)
+	if err != nil {
+		packageSpinner.Error()
+		return err
+	}
+	packageSpinner.Success()
+	return nil
+}
+
+// BuildFrontend runs the given build command
+func BuildFrontend(buildCommand string) error {
+	buildFESpinner := spinner.New("Building frontend...")
+	buildFESpinner.SetSpinSpeed(50)
+	buildFESpinner.Start()
+	err := NewProgramHelper().RunCommand(buildCommand)
+	if err != nil {
+		buildFESpinner.Error()
+		return err
+	}
+	buildFESpinner.Success()
+	return nil
+}
+
+// CheckPackr checks if packr is installed and if not, attempts to fetch it
+func CheckPackr() (err error) {
+	programHelper := NewProgramHelper()
+	if !programHelper.IsInstalled("packr") {
+		buildSpinner := spinner.New()
+		buildSpinner.SetSpinSpeed(50)
+		buildSpinner.Start("Installing packr...")
+		err := programHelper.InstallGoPackage("github.com/gobuffalo/packr/...")
+		if err != nil {
+			buildSpinner.Error()
+			return err
+		}
+		buildSpinner.Success()
+	}
+	return nil
+}
+
+// InstallFrontendDeps attempts to install the frontend dependencies based on the given options
+func InstallFrontendDeps(projectDir string, projectOptions *ProjectOptions, forceRebuild bool) error {
+
+	// Install frontend deps
+	err := os.Chdir(projectOptions.FrontEnd.Dir)
+	if err != nil {
+		return err
+	}
+
+	// Check if frontend deps have been updated
+	feSpinner := spinner.New("Installing frontend dependencies (This may take a while)...")
+	feSpinner.SetSpinSpeed(50)
+	feSpinner.Start()
+
+	requiresNPMInstall := true
+
+	// Read in package.json MD5
+	fs := NewFSHelper()
+	packageJSONMD5, err := fs.FileMD5("package.json")
+	if err != nil {
+		return err
+	}
+
+	const md5sumFile = "package.json.md5"
+
+	// If we aren't forcing the install and the md5sum file exists
+	if !forceRebuild && fs.FileExists(md5sumFile) {
+		// Yes - read contents
+		savedMD5sum, err := fs.LoadAsString(md5sumFile)
+		// File exists
+		if err == nil {
+			// Compare md5
+			if savedMD5sum == packageJSONMD5 {
+				// Same - no need for reinstall
+				requiresNPMInstall = false
+				feSpinner.Success("Skipped frontend dependencies (-f to force rebuild)")
+			}
+		}
+	}
+
+	// Md5 sum package.json
+	// Different? Build
+	if requiresNPMInstall || forceRebuild {
+		// Install dependencies
+		err = NewProgramHelper().RunCommand(projectOptions.FrontEnd.Install)
+		if err != nil {
+			feSpinner.Error()
+			return err
+		}
+		feSpinner.Success()
+
+		// Update md5sum file
+		ioutil.WriteFile(md5sumFile, []byte(packageJSONMD5), 0644)
+	}
+
+	bridgeFile := "wailsbridge.prod.js"
+
+	// Copy bridge to project
+	_, filename, _, _ := runtime.Caller(1)
+	bridgeFileSource := filepath.Join(path.Dir(filename), "..", "..", "assets", "default", bridgeFile)
+	bridgeFileTarget := filepath.Join(projectDir, projectOptions.FrontEnd.Dir, projectOptions.FrontEnd.Bridge, "wailsbridge.js")
+	err = fs.CopyFile(bridgeFileSource, bridgeFileTarget)
+	if err != nil {
+		return err
+	}
+
+	// Build frontend
+	err = BuildFrontend(projectOptions.FrontEnd.Build)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// ServeProject attempts to serve up the current project so that it may be connected to
+// via the Wails bridge
+func ServeProject(projectOptions *ProjectOptions, logger *Logger) error {
+	go func() {
+		time.Sleep(2 * time.Second)
+		logger.Green(">>>>> To connect, you will need to run '" + projectOptions.FrontEnd.Serve + "' in the '" + projectOptions.FrontEnd.Dir + "' directory <<<<<")
+	}()
+	location, err := filepath.Abs(projectOptions.BinaryName)
+	if err != nil {
+		return err
+	}
+
+	logger.Yellow("Serving Application: " + location)
+	cmd := exec.Command(location)
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	err = cmd.Run()
+	if err != nil {
+		return err
+	}
+
+	return nil
+}

cmd/log.go

@@ -17,6 +17,7 @@ func NewLogger() *Logger {
 	return &Logger{errorOnly: false}
 }
 
+// SetErrorOnly onyl outputs messages if they are an error
 func (l *Logger) SetErrorOnly(errorOnly bool) {
 	l.errorOnly = errorOnly
 }

cmd/project.go

@@ -178,40 +178,14 @@ func (po *ProjectOptions) Defaults() {
 func (po *ProjectOptions) PromptForInputs() error {
 
 	var questions []*survey.Question
-	fs := NewFSHelper()
 
-	if po.Name == "" {
-		questions = append(questions, InputQuestion("Name", "The name of the project", "My Project", true))
-	} else {
-		fmt.Println("Project Name: " + po.Name)
-	}
+	processProjectName(po.Name, &questions)
 
-	if po.BinaryName == "" {
-		var binaryNameComputed string
-		if po.Name != "" {
-			binaryNameComputed = strings.ToLower(po.Name)
-			binaryNameComputed = strings.Replace(binaryNameComputed, " ", "-", -1)
-			binaryNameComputed = strings.Replace(binaryNameComputed, string(filepath.Separator), "-", -1)
-			binaryNameComputed = strings.Replace(binaryNameComputed, ":", "-", -1)
-		}
-		questions = append(questions, InputQuestion("BinaryName", "The output binary name", binaryNameComputed, true))
-	} else {
-		fmt.Println("Output binary Name: " + po.BinaryName)
-	}
+	processBinaryName(po.BinaryName, po.Name, &questions)
 
-	if po.OutputDirectory != "" {
-		projectPath, err := filepath.Abs(po.OutputDirectory)
-		if err != nil {
-			return err
-		}
-
-		if fs.DirExists(projectPath) {
-			return fmt.Errorf("directory '%s' already exists", projectPath)
-		}
-
-		fmt.Println("Project Directory: " + po.OutputDirectory)
-	} else {
-		questions = append(questions, InputQuestion("OutputDirectory", "Project directory name", "", true))
+	err := processOutputDirectory(po.OutputDirectory, &questions)
+	if err != nil {
+		return err
 	}
 
 	templateDetails, err := po.templates.GetTemplateDetails()
@@ -259,35 +233,10 @@ func (po *ProjectOptions) PromptForInputs() error {
 
 	// Populate template details
 	templateMetadata := templateDetails[po.Template].Metadata
-	if templateMetadata["frontenddir"] != nil {
-		po.FrontEnd = &frontend{}
-		po.FrontEnd.Dir = templateMetadata["frontenddir"].(string)
-	}
-	if templateMetadata["install"] != nil {
-		if po.FrontEnd == nil {
-			return fmt.Errorf("install set in template metadata but not frontenddir")
-		}
-		po.FrontEnd.Install = templateMetadata["install"].(string)
-	}
-	if templateMetadata["build"] != nil {
-		if po.FrontEnd == nil {
-			return fmt.Errorf("build set in template metadata but not frontenddir")
-		}
-		po.FrontEnd.Build = templateMetadata["build"].(string)
-	}
 
-	if templateMetadata["bridge"] != nil {
-		if po.FrontEnd == nil {
-			return fmt.Errorf("bridge set in template metadata but not frontenddir")
-		}
-		po.FrontEnd.Bridge = templateMetadata["bridge"].(string)
-	}
-
-	if templateMetadata["serve"] != nil {
-		if po.FrontEnd == nil {
-			return fmt.Errorf("serve set in template metadata but not frontenddir")
-		}
-		po.FrontEnd.Serve = templateMetadata["serve"].(string)
+	err = processTemplateMetadata(templateMetadata, po)
+	if err != nil {
+		return err
 	}
 
 	return nil
@@ -320,3 +269,84 @@ func (po *ProjectOptions) LoadConfig(projectDir string) error {
 	}
 	return json.Unmarshal(rawBytes, po)
 }
+
+func computeBinaryName(projectName string) string {
+	if projectName == "" {
+		return ""
+	}
+	var binaryNameComputed = strings.ToLower(projectName)
+	binaryNameComputed = strings.Replace(binaryNameComputed, " ", "-", -1)
+	binaryNameComputed = strings.Replace(binaryNameComputed, string(filepath.Separator), "-", -1)
+	binaryNameComputed = strings.Replace(binaryNameComputed, ":", "-", -1)
+	return binaryNameComputed
+}
+
+func processOutputDirectory(outputDirectory string, questions *[]*survey.Question) error {
+
+	if outputDirectory != "" {
+		projectPath, err := filepath.Abs(outputDirectory)
+		if err != nil {
+			return err
+		}
+
+		if NewFSHelper().DirExists(projectPath) {
+			return fmt.Errorf("directory '%s' already exists", projectPath)
+		}
+
+		fmt.Println("Project Directory: " + outputDirectory)
+	} else {
+		*questions = append(*questions, InputQuestion("OutputDirectory", "Project directory name", "", true))
+	}
+	return nil
+}
+
+func processProjectName(name string, questions *[]*survey.Question) {
+	if name == "" {
+		*questions = append(*questions, InputQuestion("Name", "The name of the project", "My Project", true))
+	} else {
+		fmt.Println("Project Name: " + name)
+	}
+}
+
+func processBinaryName(binaryName string, name string, questions *[]*survey.Question) {
+	if binaryName == "" {
+		var binaryNameComputed = computeBinaryName(name)
+		*questions = append(*questions, InputQuestion("BinaryName", "The output binary name", binaryNameComputed, true))
+	} else {
+		fmt.Println("Output binary Name: " + binaryName)
+	}
+}
+
+func processTemplateMetadata(templateMetadata map[string]interface{}, po *ProjectOptions) error {
+	if templateMetadata["frontenddir"] != nil {
+		po.FrontEnd = &frontend{}
+		po.FrontEnd.Dir = templateMetadata["frontenddir"].(string)
+	}
+	if templateMetadata["install"] != nil {
+		if po.FrontEnd == nil {
+			return fmt.Errorf("install set in template metadata but not frontenddir")
+		}
+		po.FrontEnd.Install = templateMetadata["install"].(string)
+	}
+	if templateMetadata["build"] != nil {
+		if po.FrontEnd == nil {
+			return fmt.Errorf("build set in template metadata but not frontenddir")
+		}
+		po.FrontEnd.Build = templateMetadata["build"].(string)
+	}
+
+	if templateMetadata["bridge"] != nil {
+		if po.FrontEnd == nil {
+			return fmt.Errorf("bridge set in template metadata but not frontenddir")
+		}
+		po.FrontEnd.Bridge = templateMetadata["bridge"].(string)
+	}
+
+	if templateMetadata["serve"] != nil {
+		if po.FrontEnd == nil {
+			return fmt.Errorf("serve set in template metadata but not frontenddir")
+		}
+		po.FrontEnd.Serve = templateMetadata["serve"].(string)
+	}
+	return nil
+}

cmd/templates/vuewebpack/frontend/src/assets/css/main.css

@@ -12,8 +12,8 @@ html {
   overflow: hidden;
   /* https://leaverou.github.io/css3patterns/#carbon */
   background: linear-gradient(27deg, #151515 5px, transparent 5px) 0 5px,
-    linear-gradient(207deg, #151515 5px, transparent 5px) 10px 0px,
-    linear-gradient(27deg, #222 5px, transparent 5px) 0px 10px,
+    linear-gradient(207deg, #151515 5px, transparent 5px) 10px 0,
+    linear-gradient(27deg, #222 5px, transparent 5px) 0 10px,
     linear-gradient(207deg, #222 5px, transparent 5px) 10px 5px,
     linear-gradient(90deg, #1b1b1b 10px, transparent 10px),
     linear-gradient(
@@ -46,10 +46,8 @@ html {
       format("woff2"),
     /* Super Modern Browsers */
       url("../fonts/roboto/roboto-v18-latin-regular.woff") format("woff"),
-    /* Modern Browsers */
-      url("../fonts/roboto/roboto-v18-latin-regular.ttf")
+    /* Modern Browsers */ url("../fonts/roboto/roboto-v18-latin-regular.ttf")
       format("truetype"),
     /* Safari, Android, iOS */
-      url("../fonts/roboto/roboto-v18-latin-regular.svg#Roboto")
-      format("svg"); /* Legacy iOS */
-}
+      url("../fonts/roboto/roboto-v18-latin-regular.svg#Roboto") format("svg"); /* Legacy iOS */
+}

cmd/templates/vuewebpack/frontend/src/assets/css/quote.css

@@ -18,8 +18,12 @@ body {
   border-color: #117;
 }
 
-p { margin-bottom: 1.5em; }
-p:last-child { margin-bottom: 0; }
+p {
+  margin-bottom: 1.5em;
+}
+p:last-child {
+  margin-bottom: 0;
+}
 
 blockquote {
   display: block;
@@ -32,9 +36,9 @@ blockquote {
   color: #117;
 }
 blockquote:before {
-  content: '\201C';
+  content: "\201C";
   position: absolute;
-  top: 0em;
+  top: 0;
   left: 50%;
   transform: translate(-50%, -50%);
   background: #fff;
@@ -54,22 +58,22 @@ blockquote:after {
 
 /* https://fdossena.com/?p=html5cool/buttons/i.frag */
 button {
-  display:inline-block;
-  padding:0.35em 1.2em;
-  border:0.1em solid #000;
-  margin:0 0.3em 0.3em 0;
-  border-radius:0.12em;
+  display: inline-block;
+  padding: 0.35em 1.2em;
+  border: 0.1em solid #000;
+  margin: 0 0.3em 0.3em 0;
+  border-radius: 0.12em;
   box-sizing: border-box;
-  text-decoration:none;
-  font-family:'Roboto',sans-serif;
-  font-weight:300;
+  text-decoration: none;
+  font-family: "Roboto", sans-serif;
+  font-weight: 300;
   font-size: 1em;
-  color:#000;
-  text-align:center;
+  color: #000;
+  text-align: center;
   transition: all 0.2s;
 }
-button:hover{
-  color:#FFF;
-  background-color:#000;
+button:hover {
+  color: #fff;
+  background-color: #000;
   cursor: pointer;
-}
+}

cmd/wails/0_setup.go

@@ -5,7 +5,6 @@ import (
 	"runtime"
 
 	"github.com/leaanthony/spinner"
-
 	"github.com/wailsapp/wails/cmd"
 )
 
@@ -31,64 +30,29 @@ Create your first project by running 'wails init'.`
 		if runtime.GOOS != "windows" {
 			successMessage = "🚀 " + successMessage
 		}
-		switch runtime.GOOS {
-		case "darwin":
-			logger.Yellow("Detected Platform: OSX")
-		case "windows":
-			logger.Yellow("Detected Platform: Windows")
-		case "linux":
-			logger.Yellow("Detected Platform: Linux")
-		default:
-			return fmt.Errorf("Platform %s is currently not supported", runtime.GOOS)
-		}
-
-		logger.Yellow("Checking for prerequisites...")
-		// Check we have a cgo capable environment
-
-		requiredPrograms, err := cmd.GetRequiredPrograms()
+		// Platform check
+		err = platformCheck()
 		if err != nil {
 			return err
 		}
-		errors := false
-		programHelper := cmd.NewProgramHelper()
-		for _, program := range *requiredPrograms {
-			bin := programHelper.FindProgram(program.Name)
-			if bin == nil {
-				errors = true
-				logger.Red("Program '%s' not found. %s", program.Name, program.Help)
-			} else {
-				logger.Green("Program '%s' found: %s", program.Name, bin.Path)
-			}
+
+		// Check we have a cgo capable environment
+		logger.Yellow("Checking for prerequisites...")
+		errors, err := checkRequiredPrograms()
+		if err != nil {
+			return err
 		}
 
 		// Linux has library deps
-		if runtime.GOOS == "linux" {
-			// Check library prerequisites
-			requiredLibraries, err := cmd.GetRequiredLibraries()
-			if err != nil {
-				return err
-			}
-			distroInfo := cmd.GetLinuxDistroInfo()
-			for _, library := range *requiredLibraries {
-				switch distroInfo.Distribution {
-				case cmd.Ubuntu:
-					installed, err := cmd.DpkgInstalled(library.Name)
-					if err != nil {
-						return err
-					}
-					if !installed {
-						errors = true
-						logger.Red("Library '%s' not found. %s", library.Name, library.Help)
-					} else {
-						logger.Green("Library '%s' installed.", library.Name)
-					}
-				default:
-					return fmt.Errorf("unable to check libraries on distribution '%s'. Please ensure that the '%s' equivalent is installed", distroInfo.DistributorID, library.Name)
-				}
-			}
+		errors, err = checkLibraries()
+		if err != nil {
+			return err
 		}
 
 		// packr
+		err = cmd.CheckPackr()
+
+		programHelper := cmd.NewProgramHelper()
 		if !programHelper.IsInstalled("packr") {
 			buildSpinner := spinner.New()
 			buildSpinner.SetSpinSpeed(50)
@@ -110,3 +74,65 @@ Create your first project by running 'wails init'.`
 		return err
 	})
 }
+
+func platformCheck() error {
+	switch runtime.GOOS {
+	case "darwin":
+		logger.Yellow("Detected Platform: OSX")
+	case "windows":
+		logger.Yellow("Detected Platform: Windows")
+	case "linux":
+		logger.Yellow("Detected Platform: Linux")
+	default:
+		return fmt.Errorf("Platform %s is currently not supported", runtime.GOOS)
+	}
+	return nil
+}
+
+func checkLibraries() (errors bool, err error) {
+	if runtime.GOOS == "linux" {
+		// Check library prerequisites
+		requiredLibraries, err := cmd.GetRequiredLibraries()
+		if err != nil {
+			return false, err
+		}
+		distroInfo := cmd.GetLinuxDistroInfo()
+		for _, library := range *requiredLibraries {
+			switch distroInfo.Distribution {
+			case cmd.Ubuntu:
+				installed, err := cmd.DpkgInstalled(library.Name)
+				if err != nil {
+					return false, err
+				}
+				if !installed {
+					errors = true
+					logger.Red("Library '%s' not found. %s", library.Name, library.Help)
+				} else {
+					logger.Green("Library '%s' installed.", library.Name)
+				}
+			default:
+				return false, fmt.Errorf("unable to check libraries on distribution '%s'. Please ensure that the '%s' equivalent is installed", distroInfo.DistributorID, library.Name)
+			}
+		}
+	}
+	return false, nil
+}
+
+func checkRequiredPrograms() (errors bool, err error) {
+	requiredPrograms, err := cmd.GetRequiredPrograms()
+	if err != nil {
+		return true, err
+	}
+	errors = false
+	programHelper := cmd.NewProgramHelper()
+	for _, program := range *requiredPrograms {
+		bin := programHelper.FindProgram(program.Name)
+		if bin == nil {
+			errors = true
+			logger.Red("Program '%s' not found. %s", program.Name, program.Help)
+		} else {
+			logger.Green("Program '%s' found: %s", program.Name, bin.Path)
+		}
+	}
+	return
+}

cmd/wails/4_build.go

@@ -2,11 +2,7 @@ package main
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
-	"path"
-	"path/filepath"
-	"runtime"
 
 	"github.com/leaanthony/spinner"
 	"github.com/wailsapp/wails/cmd"
@@ -53,8 +49,6 @@ func init() {
 			return err
 		}
 
-		// Check pre-requisites are installed
-
 		// Program checker
 		program := cmd.NewProgramHelper()
 
@@ -65,15 +59,10 @@ func init() {
 			}
 		}
 
-		// packr
-		if !program.IsInstalled("packr") {
-			buildSpinner.Start("Installing packr...")
-			err := program.InstallGoPackage("github.com/gobuffalo/packr/...")
-			if err != nil {
-				buildSpinner.Error()
-				return err
-			}
-			buildSpinner.Success()
+		// Check Packr is installed
+		err = cmd.CheckPackr()
+		if err != nil {
+			return err
 		}
 
 		// Save project directory
@@ -81,71 +70,7 @@ func init() {
 
 		// Install deps
 		if projectOptions.FrontEnd != nil {
-
-			// Install frontend deps
-			err = os.Chdir(projectOptions.FrontEnd.Dir)
-			if err != nil {
-				return err
-			}
-
-			// Check if frontend deps have been updated
-			feSpinner := spinner.New("Installing frontend dependencies (This may take a while)...")
-			feSpinner.SetSpinSpeed(50)
-			feSpinner.Start()
-
-			requiresNPMInstall := true
-
-			// Read in package.json MD5
-			packageJSONMD5, err := fs.FileMD5("package.json")
-			if err != nil {
-				return err
-			}
-
-			const md5sumFile = "package.json.md5"
-
-			// If we aren't forcing the install and the md5sum file exists
-			if !forceRebuild && fs.FileExists(md5sumFile) {
-				// Yes - read contents
-				savedMD5sum, err := fs.LoadAsString(md5sumFile)
-				// File exists
-				if err == nil {
-					// Compare md5
-					if savedMD5sum == packageJSONMD5 {
-						// Same - no need for reinstall
-						requiresNPMInstall = false
-						feSpinner.Success("Skipped frontend dependencies (-f to force rebuild)")
-					}
-				}
-			}
-
-			// Md5 sum package.json
-			// Different? Build
-			if requiresNPMInstall || forceRebuild {
-				// Install dependencies
-				err = program.RunCommand(projectOptions.FrontEnd.Install)
-				if err != nil {
-					feSpinner.Error()
-					return err
-				}
-				feSpinner.Success()
-
-				// Update md5sum file
-				ioutil.WriteFile(md5sumFile, []byte(packageJSONMD5), 0644)
-			}
-
-			bridgeFile := "wailsbridge.prod.js"
-
-			// Copy bridge to project
-			_, filename, _, _ := runtime.Caller(1)
-			bridgeFileSource := filepath.Join(path.Dir(filename), "..", "assets", "default", bridgeFile)
-			bridgeFileTarget := filepath.Join(projectDir, projectOptions.FrontEnd.Dir, projectOptions.FrontEnd.Bridge, "wailsbridge.js")
-			err = fs.CopyFile(bridgeFileSource, bridgeFileTarget)
-			if err != nil {
-				return err
-			}
-
-			// Build frontend
-			err = cmd.BuildFrontend(projectOptions.FrontEnd.Build)
+			err = cmd.InstallFrontendDeps(projectDir, projectOptions, forceRebuild)
 			if err != nil {
 				return err
 			}

cmd/wails/6_serve.go

@@ -2,13 +2,7 @@ package main
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
-	"os/exec"
-	"path"
-	"path/filepath"
-	"runtime"
-	"time"
 
 	"github.com/leaanthony/spinner"
 	"github.com/wailsapp/wails/cmd"
@@ -51,8 +45,6 @@ func init() {
 			return err
 		}
 
-		// Check pre-requisites are installed
-
 		// Program checker
 		program := cmd.NewProgramHelper()
 
@@ -63,15 +55,10 @@ func init() {
 			}
 		}
 
-		// packr
-		if !program.IsInstalled("packr") {
-			buildSpinner.Start("Installing packr...")
-			err := program.InstallGoPackage("github.com/gobuffalo/packr/...")
-			if err != nil {
-				buildSpinner.Error()
-				return err
-			}
-			buildSpinner.Success()
+		// Check Packr is installed
+		err = cmd.CheckPackr()
+		if err != nil {
+			return err
 		}
 
 		// Save project directory
@@ -79,70 +66,7 @@ func init() {
 
 		// Install deps
 		if projectOptions.FrontEnd != nil {
-			// Install frontend deps
-			err = os.Chdir(projectOptions.FrontEnd.Dir)
-			if err != nil {
-				return err
-			}
-
-			// Check if frontend deps have been updated
-			feSpinner := spinner.New("Installing frontend dependencies (This may take a while)...")
-			feSpinner.SetSpinSpeed(50)
-			feSpinner.Start()
-
-			requiresNPMInstall := true
-
-			// Read in package.json MD5
-			packageJSONMD5, err := fs.FileMD5("package.json")
-			if err != nil {
-				return err
-			}
-
-			const md5sumFile = "package.json.md5"
-
-			// If we aren't forcing the install and the md5sum file exists
-			if !forceRebuild && fs.FileExists(md5sumFile) {
-				// Yes - read contents
-				savedMD5sum, err := fs.LoadAsString(md5sumFile)
-				// File exists
-				if err == nil {
-					// Compare md5
-					if savedMD5sum == packageJSONMD5 {
-						// Same - no need for reinstall
-						requiresNPMInstall = false
-						feSpinner.Success("Skipped frontend dependencies (-f to force rebuild)")
-					}
-				}
-			}
-
-			// Md5 sum package.json
-			// Different? Build
-			if requiresNPMInstall || forceRebuild {
-				// Install dependencies
-				err = program.RunCommand(projectOptions.FrontEnd.Install)
-				if err != nil {
-					feSpinner.Error()
-					return err
-				}
-				feSpinner.Success()
-
-				// Update md5sum file
-				ioutil.WriteFile(md5sumFile, []byte(packageJSONMD5), 0644)
-			}
-
-			bridgeFile := "wailsbridge.prod.js"
-
-			// Copy bridge to project
-			_, filename, _, _ := runtime.Caller(1)
-			bridgeFileSource := filepath.Join(path.Dir(filename), "..", "assets", "default", bridgeFile)
-			bridgeFileTarget := filepath.Join(projectDir, projectOptions.FrontEnd.Dir, projectOptions.FrontEnd.Bridge, "wailsbridge.js")
-			err = fs.CopyFile(bridgeFileSource, bridgeFileTarget)
-			if err != nil {
-				return err
-			}
-
-			// Build frontend
-			err = cmd.BuildFrontend(projectOptions.FrontEnd.Build)
+			err = cmd.InstallFrontendDeps(projectDir, projectOptions, forceRebuild)
 			if err != nil {
 				return err
 			}
@@ -167,25 +91,6 @@ func init() {
 		}
 
 		logger.Yellow("Awesome! Project '%s' built!", projectOptions.Name)
-
-		go func() {
-			time.Sleep(2 * time.Second)
-			logger.Green(">>>>> To connect, you will need to run '" + projectOptions.FrontEnd.Serve + "' in the '" + projectOptions.FrontEnd.Dir + "' directory <<<<<")
-		}()
-		location, err := filepath.Abs(projectOptions.BinaryName)
-		if err != nil {
-			return err
-		}
-
-		logger.Yellow("Serving Application: " + location)
-		cmd := exec.Command(location)
-		cmd.Stdout = os.Stdout
-		cmd.Stderr = os.Stderr
-		err = cmd.Run()
-		if err != nil {
-			return err
-		}
-
-		return nil
+		return cmd.ServeProject(projectOptions, logger)
 	})
 }