[windows-x] Generate runtime wrapper in project, initial model binding, better error handling in calls, assetdir fix,

v2/cmd/wails/internal/commands/dev/dev.go

@@ -112,14 +112,8 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 			return fmt.Errorf("No asset directory provided. Please use -assetdir to indicate which directory contains your built assets.")
 		}
 
-		assetDir, err = filepath.Abs(assetDir)
+		if assetDir != "" {
-		if err != nil {
+			assetDir, err = filepath.Abs(assetDir)
-			return err
-		}
-
-		if assetDir != "" && assetDir != projectConfig.AssetDirectory {
-			projectConfig.AssetDirectory = assetDir
-			err := projectConfig.Save()
 			if err != nil {
 				return err
 			}
@@ -129,6 +123,14 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 			assetDir = projectConfig.AssetDirectory
 		}
 
+		if assetDir != projectConfig.AssetDirectory {
+			projectConfig.AssetDirectory = assetDir
+			err := projectConfig.Save()
+			if err != nil {
+				return err
+			}
+		}
+
 		wailsjsdir, err = filepath.Abs(wailsjsdir)
 		if err != nil {
 			return err

v2/go.mod

@@ -69,6 +69,7 @@ require (
 	github.com/tidwall/gjson v1.8.0 // indirect
 	github.com/tidwall/match v1.0.3 // indirect
 	github.com/tidwall/pretty v1.1.0 // indirect
+	github.com/tkrajina/typescriptify-golang-structs v0.1.6 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasthttp v1.28.0 // indirect
 	github.com/valyala/tcplisten v1.0.0 // indirect

v2/go.sum

@@ -179,6 +179,9 @@ github.com/tidwall/pretty v1.1.0 h1:K3hMW5epkdAVwibsQEfR/7Zj0Qgt4DxtNumTq/VloO8=
 github.com/tidwall/pretty v1.1.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
 github.com/tidwall/sjson v1.1.7 h1:sgVPwu/yygHJ2m1pJDLgGM/h+1F5odx5Q9ljG3imRm8=
 github.com/tidwall/sjson v1.1.7/go.mod h1:w/yG+ezBeTdUxiKs5NcPicO9diP38nk96QBAbIIGeFs=
+github.com/tkrajina/go-reflector v0.5.4/go.mod h1:9PyLgEOzc78ey/JmQQHbW8cQJ1oucLlNQsg8yFvkVk8=
+github.com/tkrajina/typescriptify-golang-structs v0.1.6 h1:AlUeArKYvOdsl0wL7VKtRDgBqT7Hvk87w7hYGrITcqg=
+github.com/tkrajina/typescriptify-golang-structs v0.1.6/go.mod h1:mfb2iqie4FjTKHfbjjCp08SRphjYaM7f2LdfUcNP7wY=
 github.com/ugorji/go v1.1.7 h1:/68gy2h+1mWMrwZFeD1kQialdSzAb432dtpeJ42ovdo=
 github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVMw=
 github.com/ugorji/go/codec v1.1.7 h1:2SvQaVZ1ouYrrKKwoSk2pzd4A9evlKJb9oTL+OaLUSs=

v2/internal/appng/app_dev.go

@@ -97,6 +97,12 @@ func CreateApp(appoptions *options.App) (*App, error) {
 	// Create binding exemptions - Ugly hack. There must be a better way
 	bindingExemptions := []interface{}{appoptions.OnStartup, appoptions.OnShutdown, appoptions.OnDomReady}
 	appBindings := binding.NewBindings(myLogger, appoptions.Bind, bindingExemptions)
+
+	bindingsDir := "."
+	err = appBindings.WriteTS(bindingsDir)
+	if err != nil {
+		return nil, err
+	}
 	eventHandler := runtime.NewEvents(myLogger)
 	ctx = context.WithValue(ctx, "events", eventHandler)
 	messageDispatcher := dispatcher.NewDispatcher(myLogger, appBindings, eventHandler)

v2/internal/binding/binding.go

@@ -2,6 +2,8 @@ package binding
 
 import (
 	"fmt"
+	"github.com/tkrajina/typescriptify-golang-structs/typescriptify"
+	"path/filepath"
 	"reflect"
 	"runtime"
 	"strings"
@@ -15,13 +17,17 @@ type Bindings struct {
 	db         *DB
 	logger     logger.CustomLogger
 	exemptions slicer.StringSlicer
+
+	// Typescript writer
+	converter *typescriptify.TypeScriptify
 }
 
 // NewBindings returns a new Bindings object
 func NewBindings(logger *logger.Logger, structPointersToBind []interface{}, exemptions []interface{}) *Bindings {
 	result := &Bindings{
-		db:     newDB(),
+		db:        newDB(),
-		logger: logger.CustomLogger("Bindings"),
+		logger:    logger.CustomLogger("Bindings"),
+		converter: typescriptify.New(),
 	}
 
 	for _, exemption := range exemptions {
@@ -65,6 +71,10 @@ func (b *Bindings) Add(structPtr interface{}) error {
 	return nil
 }
 
+func (b *Bindings) WriteTS(dir string) error {
+	return b.converter.ConvertToFile(filepath.Join(dir, "models.ts"))
+}
+
 func (b *Bindings) DB() *DB {
 	return b.db
 }

v2/internal/binding/reflect.go

@@ -77,6 +77,24 @@ func (b *Bindings) getMethods(value interface{}) ([]*BoundMethod, error) {
 		for inputIndex := 0; inputIndex < inputParamCount; inputIndex++ {
 			input := methodType.In(inputIndex)
 			thisParam := newParameter("", input)
+
+			// Process struct pointer params
+			if input.Kind() == reflect.Ptr {
+				if input.Elem().Kind() == reflect.Struct {
+					typ := input.Elem()
+					a := reflect.New(typ)
+					s := reflect.Indirect(a).Interface()
+					b.converter.Add(s)
+				}
+			}
+
+			// Process struct params
+			if input.Kind() == reflect.Struct {
+				a := reflect.New(input)
+				s := reflect.Indirect(a).Interface()
+				b.converter.Add(s)
+			}
+
 			inputs = append(inputs, thisParam)
 		}
 

v2/internal/frontend/desktop/windows/frontend.go

@@ -264,6 +264,8 @@ func (f *Frontend) processMessage(message string) {
 	result, err := f.dispatcher.ProcessMessage(message, f)
 	if err != nil {
 		f.logger.Error(err.Error())
+		f.Callback(result)
+		return
 	}
 	if result == "" {
 		return

v2/internal/frontend/dispatcher/calls.go

@@ -28,7 +28,9 @@ func (d *Dispatcher) processCallMessage(message string) (string, error) {
 
 	args, err := registeredMethod.ParseArgs(payload.Args)
 	if err != nil {
-		return "", fmt.Errorf("error parsing arguments: %s", err.Error())
+		errmsg := fmt.Errorf("error parsing arguments: %s", err.Error())
+		result, _ := d.NewErrorCallback(errmsg.Error(), payload.CallbackID)
+		return result, errmsg
 	}
 
 	result, err := registeredMethod.Call(args)
@@ -56,3 +58,13 @@ type CallbackMessage struct {
 	Err        string      `json:"error"`
 	CallbackID string      `json:"callbackid"`
 }
+
+func (d *Dispatcher) NewErrorCallback(message string, callbackID string) (string, error) {
+	result := &CallbackMessage{
+		CallbackID: callbackID,
+		Err:        message,
+	}
+	messageData, err := json.Marshal(result)
+	d.log.Trace("json call result data: %+v\n", string(messageData))
+	return string(messageData), err
+}

v2/internal/frontend/runtime/desktop/bindings.js

@@ -4,12 +4,12 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  ) 
 |__/|__/\__,_/_/_/____/  
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */
 
-import { Call } from './calls';
+import {Call} from './calls';
 
 window.backend = {};
 

v2/internal/frontend/runtime/desktop/calls.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/frontend/runtime/desktop/events.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/frontend/runtime/desktop/ipc.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/frontend/runtime/desktop/log.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 

v2/internal/frontend/runtime/desktop/main.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 9 */

v2/internal/frontend/runtime/desktop/window.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 

v2/internal/frontend/runtime/dev/main.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/frontend/runtime/package.json

@@ -9,6 +9,7 @@
     "build:ipc-dev": "cd dev && npm run build",
     "build:runtime-desktop-prod": "esbuild desktop/main.js --bundle --minify --outfile=runtime_prod_desktop.js",
     "build:runtime-desktop-dev": "esbuild desktop/main.js --bundle --sourcemap=inline --outfile=runtime_dev_desktop.js",
+    "build:runtime-wrapper": "cd wrapper && esbuild main.js --bundle --minify --outfile=runtime.js",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "author": "Lea Anthony <lea.anthony@gmail.com>",

v2/internal/frontend/runtime/wrapper/README.md

@@ -0,0 +1,4 @@
+# Wails Runtime
+
+This module is the Javascript runtime library for the [Wails](https://wails.app) framework. It is intended to be
+installed as part of a [Wails](https://wails.app) project, not a standalone module.

v2/internal/frontend/runtime/wrapper/events.js

@@ -0,0 +1,58 @@
+/*
+ _       __      _ __    
+| |     / /___ _(_) /____
+| | /| / / __ `/ / / ___/
+| |/ |/ / /_/ / / (__  ) 
+|__/|__/\__,_/_/_/____/  
+The electron alternative for Go
+(c) Lea Anthony 2019-present
+*/
+
+/* jshint esversion: 9 */
+
+
+/**
+ * Registers an event listener that will be invoked `maxCallbacks` times before being destroyed
+ *
+ * @export
+ * @param {string} eventName
+ * @param {function} callback
+ * @param {number} maxCallbacks
+ */
+export function EventsOnMultiple(eventName, callback, maxCallbacks) {
+	window.runtime.EventsOnMultiple(eventName, callback, maxCallbacks);
+}
+
+/**
+ * Registers an event listener that will be invoked every time the event is emitted
+ *
+ * @export
+ * @param {string} eventName
+ * @param {function} callback
+ */
+export function EventsOn(eventName, callback) {
+	OnMultiple(eventName, callback, -1);
+}
+
+/**
+ * Registers an event listener that will be invoked once then destroyed
+ *
+ * @export
+ * @param {string} eventName
+ * @param {function} callback
+ */
+export function EventsOnce(eventName, callback) {
+	OnMultiple(eventName, callback, 1);
+}
+
+
+/**
+ * Emit an event with the given name and data
+ *
+ * @export
+ * @param {string} eventName
+ */
+export function EventsEmit(eventName) {
+	let args = [eventName].slice.call(arguments);
+	return window.runtime.EventsEmit.apply(null, args);
+}

v2/internal/frontend/runtime/wrapper/log.js

@@ -0,0 +1,62 @@
+/*
+ _       __      _ __    
+| |     / /___ _(_) /____
+| | /| / / __ `/ / / ___/
+| |/ |/ / /_/ / / (__  ) 
+|__/|__/\__,_/_/_/____/  
+The electron alternative for Go
+(c) Lea Anthony 2019-present
+*/
+
+/* jshint esversion: 6 */
+
+
+/**
+ * Log the given debug message with the backend
+ *
+ * @export
+ * @param {string} message
+ */
+export function LogDebug(message) {
+    window.runtime.LogDebug(message);
+}
+
+/**
+ * Log the given info message with the backend
+ *
+ * @export
+ * @param {string} message
+ */
+export function LogInfo(message) {
+    window.runtime.LogInfo(message);
+}
+
+/**
+ * Log the given warning message with the backend
+ *
+ * @export
+ * @param {string} message
+ */
+export function LogWarning(message) {
+    window.runtime.LogWarning(message);
+}
+
+/**
+ * Log the given error message with the backend
+ *
+ * @export
+ * @param {string} message
+ */
+export function LogError(message) {
+    window.runtime.LogError(message);
+}
+
+/**
+ * Log the given fatal message with the backend
+ *
+ * @export
+ * @param {string} message
+ */
+export function LogFatal(message) {
+    window.runtime.LogFatal(message);
+}

v2/internal/frontend/runtime/wrapper/main.js

@@ -0,0 +1,20 @@
+/*
+ _       __      _ __    
+| |     / /___ _(_) /____
+| | /| / / __ `/ / / ___/
+| |/ |/ / /_/ / / (__  ) 
+|__/|__/\__,_/_/_/____/  
+The electron alternative for Go
+(c) Lea Anthony 2019-present
+*/
+/* jshint esversion: 9 */
+
+import * as Log from "./log";
+import * as Events from './events';
+import * as Window from './window';
+
+export default {
+    ...Log,
+    ...Events,
+    ...Window,
+};

v2/internal/frontend/runtime/wrapper/package-lock.json

@@ -0,0 +1,492 @@
+{
+  "name": "@wailsapp/runtime",
+  "version": "1.1.1",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "ansi-regex": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
+      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+      "dev": true
+    },
+    "camelcase": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-3.0.0.tgz",
+      "integrity": "sha1-MvxLn82vhF/N9+c7uXysImHwqwo=",
+      "dev": true
+    },
+    "cliui": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
+      "integrity": "sha1-EgYBU3qRbSmUD5NNo7SNWFo5IT0=",
+      "dev": true,
+      "requires": {
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1",
+        "wrap-ansi": "^2.0.0"
+      }
+    },
+    "code-point-at": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
+      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
+      "dev": true
+    },
+    "decamelize": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
+      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
+      "dev": true
+    },
+    "dts-dom": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/dts-dom/-/dts-dom-3.6.0.tgz",
+      "integrity": "sha512-on5jxTgt+A6r0Zyyz6ZRHXaAO7J1VPnOd6+AmvI1vH440AlAZZNc5rUHzgPuTjGlrVr1rOWQYNl7ZJK6rDohbw==",
+      "dev": true
+    },
+    "dts-gen": {
+      "version": "0.5.8",
+      "resolved": "https://registry.npmjs.org/dts-gen/-/dts-gen-0.5.8.tgz",
+      "integrity": "sha512-kIAV6dlHaF7r5J+tIuOC1BJls2P72YM0cyWQUR88zcJEpX2ccRZe+HmXLfkkvfPwjvSO3FEqUiyC8On/grx5qw==",
+      "dev": true,
+      "requires": {
+        "dts-dom": "^3.6.0",
+        "parse-git-config": "^1.1.1",
+        "typescript": "^3.5.1",
+        "yargs": "^4.8.1"
+      }
+    },
+    "error-ex": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.2.tgz",
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+      "dev": true,
+      "requires": {
+        "is-arrayish": "^0.2.1"
+      }
+    },
+    "extend-shallow": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
+      "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
+      "dev": true,
+      "requires": {
+        "is-extendable": "^0.1.0"
+      }
+    },
+    "find-up": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/find-up/-/find-up-1.1.2.tgz",
+      "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
+      "dev": true,
+      "requires": {
+        "path-exists": "^2.0.0",
+        "pinkie-promise": "^2.0.0"
+      }
+    },
+    "fs-exists-sync": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/fs-exists-sync/-/fs-exists-sync-0.1.0.tgz",
+      "integrity": "sha1-mC1ok6+RjnLQjeyehnP/K1qNat0=",
+      "dev": true
+    },
+    "get-caller-file": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.3.tgz",
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+      "dev": true
+    },
+    "git-config-path": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/git-config-path/-/git-config-path-1.0.1.tgz",
+      "integrity": "sha1-bTP37WPbDQ4RgTFQO6s6ykfVRmQ=",
+      "dev": true,
+      "requires": {
+        "extend-shallow": "^2.0.1",
+        "fs-exists-sync": "^0.1.0",
+        "homedir-polyfill": "^1.0.0"
+      }
+    },
+    "graceful-fs": {
+      "version": "4.2.4",
+      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.4.tgz",
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+      "dev": true
+    },
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+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/homedir-polyfill/-/homedir-polyfill-1.0.3.tgz",
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+      "dev": true,
+      "requires": {
+        "parse-passwd": "^1.0.0"
+      }
+    },
+    "hosted-git-info": {
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+      "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.8.8.tgz",
+      "integrity": "sha512-f/wzC2QaWBs7t9IYqB4T3sR1xviIViXJRJTWBlx2Gf3g0Xi5vI7Yy4koXQ1c9OYDGHN9sBy1DQ2AB8fqZBWhUg==",
+      "dev": true
+    },
+    "ini": {
+      "version": "1.3.8",
+      "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.8.tgz",
+      "integrity": "sha512-JV/yugV2uzW5iMRSiZAyDtQd+nxtUnjeLt0acNdw98kKLrvuRVyB80tsREOE7yvGVgalhZ6RNXCmEHkUKBKxew==",
+      "dev": true
+    },
+    "invert-kv": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/invert-kv/-/invert-kv-1.0.0.tgz",
+      "integrity": "sha1-EEqOSqym09jNFXqO+L+rLXo//bY=",
+      "dev": true
+    },
+    "is-arrayish": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.2.1.tgz",
+      "integrity": "sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0=",
+      "dev": true
+    },
+    "is-extendable": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/is-extendable/-/is-extendable-0.1.1.tgz",
+      "integrity": "sha1-YrEQ4omkcUGOPsNqYX1HLjAd/Ik=",
+      "dev": true
+    },
+    "is-fullwidth-code-point": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
+      "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+      "dev": true,
+      "requires": {
+        "number-is-nan": "^1.0.0"
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+      "requires": {
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+      "integrity": "sha1-wMQpJMpKqmsObaFznfshZDn53cA=",
+      "dev": true,
+      "requires": {
+        "cliui": "^3.2.0",
+        "decamelize": "^1.1.1",
+        "get-caller-file": "^1.0.1",
+        "lodash.assign": "^4.0.3",
+        "os-locale": "^1.4.0",
+        "read-pkg-up": "^1.0.1",
+        "require-directory": "^2.1.1",
+        "require-main-filename": "^1.0.1",
+        "set-blocking": "^2.0.0",
+        "string-width": "^1.0.1",
+        "which-module": "^1.0.0",
+        "window-size": "^0.2.0",
+        "y18n": "^3.2.1",
+        "yargs-parser": "^2.4.1"
+      }
+    },
+    "yargs-parser": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-2.4.1.tgz",
+      "integrity": "sha1-hVaN488VD/SfpRgl8DqMiA3cxcQ=",
+      "dev": true,
+      "requires": {
+        "camelcase": "^3.0.0",
+        "lodash.assign": "^4.0.6"
+      }
+    }
+  }
+}

v2/internal/frontend/runtime/wrapper/package.json

@@ -0,0 +1,24 @@
+{
+  "name": "@wailsapp/runtime",
+  "version": "2.0.0",
+  "description": "Wails Javascript runtime library",
+  "main": "runtime.js",
+  "types": "runtime.d.ts",
+  "scripts": {
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/wailsapp/wails.git"
+  },
+  "keywords": [
+    "Wails",
+    "Javascript",
+    "Go"
+  ],
+  "author": "Lea Anthony <lea.anthony@gmail.com>",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/wailsapp/wails/issues"
+  },
+  "homepage": "https://github.com/wailsapp/wails#readme"
+}

v2/internal/frontend/runtime/wrapper/runtime.d.ts

@@ -0,0 +1,29 @@
+interface runtime {
+    EventsEmit(eventName: string, data?: any): void;
+
+    EventsOn(eventName: string, callback: (data?: any) => void): void;
+
+    EventsOnMultiple(eventName: string, callback: (data?: any) => void, maxCallbacks: number): void;
+
+    EventsOnce(eventName: string, callback: (data?: any) => void): void;
+
+    LogDebug(message: string): void;
+
+    LogError(message: string): void;
+
+    LogFatal(message: string): void;
+
+    LogInfo(message: string): void;
+
+    LogWarning(message: string): void;
+
+    WindowReload(): void;
+}
+
+declare global {
+    interface Window {
+        runtime: runtime;
+    }
+}
+
+export {};

v2/internal/frontend/runtime/wrapper/runtime.js

@@ -0,0 +1 @@
+(()=>{var l=Object.defineProperty;var w=n=>l(n,"__esModule",{value:!0});var e=(n,o)=>{w(n);for(var t in o)l(n,t,{get:o[t],enumerable:!0})};var i={};e(i,{LogDebug:()=>p,LogError:()=>a,LogFatal:()=>f,LogInfo:()=>g,LogWarning:()=>m});function p(n){window.runtime.LogDebug(n)}function g(n){window.runtime.LogInfo(n)}function m(n){window.runtime.LogWarning(n)}function a(n){window.runtime.LogError(n)}function f(n){window.runtime.LogFatal(n)}var r={};e(r,{EventsEmit:()=>x,EventsOn:()=>s,EventsOnMultiple:()=>d,EventsOnce:()=>c});function d(n,o,t){window.runtime.EventsOnMultiple(n,o,t)}function s(n,o){OnMultiple(n,o,-1)}function c(n,o){OnMultiple(n,o,1)}function x(n){let o=[n].slice.call(arguments);return window.runtime.EventsEmit.apply(null,o)}var u={};e(u,{WindowReload:()=>E});function E(){window.runtime.WindowReload()}var v={...i,...r,...u};})();

v2/internal/frontend/runtime/wrapper/window.js

@@ -0,0 +1,20 @@
+/*
+ _       __      _ __    
+| |     / /___ _(_) /____
+| | /| / / __ `/ / / ___/
+| |/ |/ / /_/ / / (__  ) 
+|__/|__/\__,_/_/_/____/  
+The electron alternative for Go
+(c) Lea Anthony 2019-present
+*/
+
+/* jshint esversion: 9 */
+
+/**
+ * Reloads the Window
+ *
+ * @export
+ */
+export function WindowReload() {
+	window.runtime.WindowReload();
+}

v2/internal/frontend/runtime/wrapper/wrapper.go

@@ -0,0 +1,6 @@
+package wrapper
+
+import "embed"
+
+//go:embed runtime.js runtime.d.ts package.json
+var RuntimeWrapper embed.FS

v2/internal/runtime/js/core/bindings.js

@@ -4,12 +4,12 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  ) 
 |__/|__/\__,_/_/_/____/  
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */
 
-import { Call } from './calls';
+import {Call} from './calls';
 
 window.backend = {};
 

v2/internal/runtime/js/core/calls.js

@@ -4,13 +4,13 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */
 
-import { Debug } from './log';
+import {Debug} from './log';
-import { SendMessage } from 'ipc';
+import {SendMessage} from 'ipc';
 
 var callbacks = {};
 

v2/internal/runtime/js/core/desktop.js

@@ -4,12 +4,12 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */
-import { SetBindings } from './bindings';
+import {SetBindings} from './bindings';
-import { Init } from './main';
+import {Init} from './main';
 
 // Initialise the Runtime
 Init();

v2/internal/runtime/js/core/events.js

@@ -4,13 +4,13 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */
 
-import { Error } from './log';
+import {Error} from './log';
-import { SendMessage } from 'ipc';
+import {SendMessage} from 'ipc';
 
 // Defines a single listener with a maximum number of times to callback
 

v2/internal/runtime/js/core/log.js

@@ -4,13 +4,13 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 
 /* jshint esversion: 6 */
 
-import { SendMessage } from 'ipc';
+import {SendMessage} from 'ipc';
 
 /**
  * Sends a log message to the backend with the given level + message

v2/internal/runtime/js/core/main.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/runtime/js/core/utils.js

@@ -4,12 +4,12 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  ) 
 |__/|__/\__,_/_/_/____/  
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */
 
-import { Emit } from './events';
+import {Emit} from './events';
 
 export function AddScript(js, callbackID) {
 	var script = document.createElement('script');

v2/internal/runtime/js/desktop/common.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/runtime/js/desktop/darwin.js

@@ -4,9 +4,10 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
+
 /* jshint esversion: 6 */
 
 /**

v2/internal/runtime/js/desktop/ipc.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/runtime/js/desktop/linux.js

@@ -4,9 +4,10 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
+
 /* jshint esversion: 6 */
 
 /**

v2/internal/runtime/js/desktop/windows.js

@@ -4,9 +4,10 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
+
 /* jshint esversion: 9 */
 
 /**

v2/internal/runtime/js/runtime/bridge.js

@@ -1533,7 +1533,7 @@
     | | /| / / __ `/ / / ___/
     | |/ |/ / /_/ / / (__  )
     |__/|__/\__,_/_/_/____/
-    The lightweight framework for web-like apps
+    The electron alternative for Go
     (c) Lea Anthony 2019-present
     */
 
@@ -1687,7 +1687,7 @@
     | | /| / / __ `/ / / ___/
     | |/ |/ / /_/ / / (__  )
     |__/|__/\__,_/_/_/____/
-    The lightweight framework for web-like apps
+    The electron alternative for Go
     (c) Lea Anthony 2019-present
     */
 

v2/internal/runtime/js/runtime/events.js

@@ -4,9 +4,10 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  ) 
 |__/|__/\__,_/_/_/____/  
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
+
 /* jshint esversion: 6 */
 
 

v2/internal/runtime/js/runtime/init.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  ) 
 |__/|__/\__,_/_/_/____/  
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/runtime/js/runtime/log.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  ) 
 |__/|__/\__,_/_/_/____/  
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 

v2/internal/runtime/js/runtime/main.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  ) 
 |__/|__/\__,_/_/_/____/  
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/runtime/js/runtime/src/main.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/runtime/js/runtime/src/websocket.js

@@ -4,13 +4,13 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */
 
 
-import {setTray, hideOverlay, showOverlay, updateTrayLabel, deleteTrayMenu} from './store';
+import {deleteTrayMenu, hideOverlay, setTray, showOverlay, updateTrayLabel} from './store';
 import {log} from './log';
 
 let websocket = null;

v2/internal/runtime/js/server/darwin.js

@@ -4,9 +4,10 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
+
 /* jshint esversion: 6 */
 
 /**

v2/internal/runtime/js/server/ipc.js

@@ -4,7 +4,7 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
 /* jshint esversion: 6 */

v2/internal/runtime/js/server/linux.js

@@ -4,9 +4,10 @@
 | | /| / / __ `/ / / ___/
 | |/ |/ / /_/ / / (__  )
 |__/|__/\__,_/_/_/____/
-The lightweight framework for web-like apps
+The electron alternative for Go
 (c) Lea Anthony 2019-present
 */
+
 /* jshint esversion: 6 */
 
 /**

v2/pkg/commands/build/base.go

@@ -3,6 +3,8 @@ package build
 import (
 	"bytes"
 	"fmt"
+	"github.com/leaanthony/gosod"
+	"github.com/wailsapp/wails/v2/internal/frontend/runtime/wrapper"
 	"io/ioutil"
 	"os"
 	"os/exec"
@@ -184,6 +186,12 @@ func (b *BaseBuilder) OutputFilename(options *Options) string {
 // CompileProject compiles the project
 func (b *BaseBuilder) CompileProject(options *Options) error {
 
+	// Check if the runtime wrapper exists
+	err := generateRuntimeWrapper(options)
+	if err != nil {
+		return err
+	}
+
 	verbose := options.Verbosity == VERBOSE
 	// Run go mod tidy first
 	cmd := exec.Command(options.Compiler, "mod", "tidy")
@@ -192,7 +200,7 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 		println("")
 		cmd.Stdout = os.Stdout
 	}
-	err := cmd.Run()
+	err = cmd.Run()
 	if err != nil {
 		return err
 	}
@@ -365,6 +373,15 @@ func (b *BaseBuilder) CompileProject(options *Options) error {
 	return nil
 }
 
+func generateRuntimeWrapper(options *Options) error {
+	wrapperDir := filepath.Join(options.WailsJSDir, "wailsjs", "runtime")
+	if fs.DirExists(wrapperDir) {
+		return nil
+	}
+	extractor := gosod.New(wrapper.RuntimeWrapper)
+	return extractor.Extract(wrapperDir, nil)
+}
+
 // NpmInstall runs "npm install" in the given directory
 func (b *BaseBuilder) NpmInstall(sourceDir string, verbose bool) error {
 	return b.NpmInstallUsingCommand(sourceDir, "npm install", verbose)