Added crx init command to create plugin project

cmd/crx/main.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"os"
 	"os/exec"
+	"path/filepath"
 
 	"github.com/customrealms/cli/lib"
 )
@@ -25,14 +26,32 @@ func main() {
 	case "version":
 		fmt.Printf("customrealms-cli (crx) v%s\n", VERSION)
 	case "init":
-		fmt.Println("crx build ... is not yet implemented")
-		os.Exit(1)
+		crxInit()
 	case "build":
 		crxBuild()
 	}
 
 }
 
+func crxInit() {
+
+	var projectDir string
+
+	cwd, err := os.Getwd()
+	if err != nil {
+		panic(err)
+	}
+
+	flag.StringVar(&projectDir, "p", cwd, "plugin project directory")
+
+	flag.CommandLine.Parse(os.Args[2:])
+
+	if err := lib.InitDir(projectDir, filepath.Base(projectDir)); err != nil {
+		panic(err)
+	}
+
+}
+
 func crxBuild() {
 
 	var projectDir string

lib/init_dir.go

@@ -0,0 +1,157 @@
+package lib
+
+import (
+	_ "embed"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strings"
+)
+
+//go:embed initial/main.ts
+var mainTs string
+
+//go:embed initial/tsconfig.json
+var tsconfigJson string
+
+//go:embed initial/webpack.config.js
+var webpackConfigJs string
+
+type PackageJSONForInit struct {
+	Name            string            `json:"name"`
+	Version         string            `json:"version"`
+	Description     string            `json:"description"`
+	Scripts         map[string]string `json:"scripts"`
+	Keywords        []string          `json:"keywords"`
+	Author          string            `json:"author"`
+	License         string            `json:"license"`
+	Dependencies    map[string]string `json:"dependencies"`
+	DevDependencies map[string]string `json:"devDependencies"`
+}
+
+func InitDir(dir, name string) error {
+
+	// Setup the files
+	if err := initDirFiles(dir, name); err != nil {
+		return err
+	}
+
+	// Run npm install
+	cmd := exec.Command("npm", "install")
+	cmd.Dir = dir
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	if err := cmd.Run(); err != nil {
+		return err
+	}
+
+	// Initialize the git repo
+	cmd = exec.Command("git", "init")
+	cmd.Dir = dir
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	if err := cmd.Run(); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func initDirFiles(dir, name string) error {
+
+	// If there are already files in the dir
+	entries, err := os.ReadDir(dir)
+	if err != nil && !os.IsNotExist(err) {
+		return err
+	}
+	if len(entries) > 0 {
+		return errors.New("directory already contains files")
+	}
+
+	// Make the directory
+	if err := os.MkdirAll(dir, 0777); err != nil {
+		return err
+	}
+
+	// Write the .gitignore file
+
+	gitignore := []string{
+		"/node_modules",
+		"/dist",
+		".DS_Store",
+		"",
+	}
+	if err := os.WriteFile(filepath.Join(dir, ".gitignore"), []byte(strings.Join(gitignore, "\n")), 0777); err != nil {
+		return err
+	}
+
+	// Write the package.json file
+
+	packageJson := PackageJSONForInit{
+		Name:        name,
+		Version:     "1.0.0",
+		Description: "",
+		Scripts: map[string]string{
+			"build:jar": fmt.Sprintf("crx build -o ./dist/%s.jar", name),
+			"build":     "webpack --mode=production",
+			"clean":     "rm -rf ./dist",
+		},
+		Keywords: []string{},
+		Author:   "",
+		License:  "ISC",
+		Dependencies: map[string]string{
+			"@customrealms/core": "^0.1.0",
+		},
+		DevDependencies: map[string]string{
+			"@customrealms/cli": "^0.1.0",
+			"ts-loader":         "^9.2.6",
+			"tslib":             "^2.3.1",
+			"typescript":        "^4.4.4",
+			"webpack":           "^5.63.0",
+			"webpack-cli":       "^4.9.1",
+		},
+	}
+	jsonBytes, err := json.MarshalIndent(packageJson, "", "\t")
+	if err != nil {
+		return err
+	}
+	if err := os.WriteFile(filepath.Join(dir, "package.json"), jsonBytes, 0777); err != nil {
+		return err
+	}
+
+	// Write the tsconfig.json
+
+	if err := os.WriteFile(filepath.Join(dir, "tsconfig.json"), []byte(tsconfigJson), 0777); err != nil {
+		return err
+	}
+
+	// Write the webpack config
+
+	if err := os.WriteFile(
+		filepath.Join(dir, "webpack.config.js"),
+		[]byte(webpackConfigJs),
+		0777,
+	); err != nil {
+		return err
+	}
+
+	// Write the main.ts file
+
+	if err := os.MkdirAll(filepath.Join(dir, "src"), 0777); err != nil {
+		return err
+	}
+
+	if err := os.WriteFile(
+		filepath.Join(dir, "src", "main.ts"),
+		[]byte(mainTs),
+		0777,
+	); err != nil {
+		return err
+	}
+
+	return nil
+
+}

lib/initial/main.ts

@@ -0,0 +1,24 @@
+import { PlayerChatEvent, ServerCommands, ServerEvents } from '@customrealms/core';
+
+// Listen for player chat events
+ServerEvents.register(PlayerChatEvent, event => {
+
+    const player = event.getPlayer();
+    const message = event.getMessage();
+
+    // Log something to the server console
+    console.log(`Player "${player.getName()}" said "${message}"`);
+
+    // Send a response to the player who chatted
+    player.sendMessage(`I see that you said "${message}"`)
+
+});
+
+// Listen for /title commands
+ServerCommands.register('/title {message}...', (player, call) => {
+
+    const message = call.getPlaceholder('message')!;
+
+    player.sendTitle(message, null, 20, 20, 20);
+
+});

lib/initial/tsconfig.json

@@ -0,0 +1,28 @@
+{
+	"compileOnSave": false,
+	"compilerOptions": {
+		"strict": true,
+		"outDir": "./dist",
+		"sourceMap": false,
+		"declaration": false,
+		"module": "esnext",
+		"moduleResolution": "node",
+		"emitDecoratorMetadata": true,
+		"resolveJsonModule": true,
+		"experimentalDecorators": true,
+		"esModuleInterop": true,
+		"allowSyntheticDefaultImports": true,
+		"importHelpers": true,
+		"target": "es3",
+		"typeRoots": [
+			"node_modules/@types"
+		],
+		"lib": [
+			"es2018",
+			"dom"
+		]
+	},
+	"files": [
+		"src/main.ts"
+	]
+}

lib/initial/webpack.config.js

@@ -0,0 +1,21 @@
+const path = require('path');
+
+module.exports = {
+	entry: './src/main.ts',
+	module: {
+		rules: [
+			{
+				test: /\.ts$/,
+				use: 'ts-loader',
+				exclude: /node_modules/,
+			},
+		],
+	},
+	resolve: {
+		extensions: ['.ts', '.js'],
+	},
+	output: {
+		filename: 'bundle.js',
+		path: path.resolve(__dirname, 'dist'),
+	},
+};