Add script support

cmd/rbxcompiler/rbxcompiler.go

@@ -9,7 +9,7 @@ import (
 	"os"
 )
 
-var isModel = flag.Bool("model", false, "If the target is a model.")
+var script = flag.Bool("script", false, "If the target is a script.")
 var doUpload = flag.Bool("upload", false, "If the model should be uploaded.")
 var output = flag.String("output", "d", "Output path.")
 var input = flag.String("input", "", "Input path.")
@@ -27,11 +27,19 @@ func build() {
 		settings.Writer = buffer
 	}
 
-	if err := rbxbuilder.BuildPlace(settings); err != nil {
-		fmt.Println("Failed to start build place.")
+	if *script {
+		if err := rbxbuilder.BuildScript(settings); err != nil {
+			fmt.Println("Failed to build script.")
 			os.Exit(1)
 			return
 		}
+	} else {
+		if err := rbxbuilder.BuildPlace(settings); err != nil {
+			fmt.Println("Failed to build place.")
+			os.Exit(1)
+			return
+		}
+	}
 
 	if *doUpload {
 		rbx, err := roblox.New(os.Getenv("RBXCOOKIE"))
@@ -61,7 +69,7 @@ func build() {
 }
 
 func generate() {
-	if *isModel {
+	if *script {
 		fmt.Println("Model not supported for generation.")
 		os.Exit(2)
 	}

internal/rbxbuilder/build_script.lua.go

@@ -0,0 +1,133 @@
+package rbxbuilder
+
+import (
+	"ci.itzana.me/itzaname/rbxfile"
+	"ci.itzana.me/itzaname/rbxfile/xml"
+	"fmt"
+	"os"
+	"path/filepath"
+	"sort"
+	"strings"
+)
+
+type ScriptBuilder struct {
+	Options *BuildSettings
+	root    *rbxfile.Root
+}
+
+func (b *ScriptBuilder) loadScript(path string) error {
+	scriptName := strings.TrimSuffix(filepath.Base(path), ".lua")
+	scriptFilePath := strings.TrimPrefix(path, "/MainModule")
+	parentPath := filepath.Dir(path)
+	parentName := filepath.Base(parentPath)
+	basePath := strings.TrimSuffix(strings.TrimSuffix(path, parentName+string(os.PathSeparator)+filepath.Base(path)), seperator)
+	if basePath == "" {
+		basePath = parentPath
+	}
+
+	if scriptFilePath == "/main.lua" {
+		script := loadScript("MainModule", "ModuleScript", b.Options.Source+scriptFilePath)
+		if script != nil {
+			b.root.Instances = append(b.root.Instances, script)
+		} else {
+			return fmt.Errorf("failed to load script: %s", scriptFilePath)
+		}
+		return nil
+	}
+
+	parentInstance := instanceFromScriptPath(b.root, parentPath)
+	parentBaseInstance := instanceFromScriptPath(b.root, basePath)
+	if parentBaseInstance == nil {
+		return fmt.Errorf("parent and base instance doesn't exist: %s %s", parentPath, basePath)
+	}
+	if parentInstance == nil {
+		path := strings.TrimPrefix(parentPath+seperator+parentName+".lua", "/MainModule")
+		script := loadScript(parentName, "ModuleScript", b.Options.Source+path)
+		if script != nil {
+			if err := parentBaseInstance.AddChild(script); err != nil {
+				return err
+			}
+			parentInstance = script
+		} else {
+			folder := generateFolder(parentName)
+			if err := parentBaseInstance.AddChild(folder); err != nil {
+				return err
+			}
+			parentInstance = folder
+		}
+	}
+
+	if scriptName == parentName {
+		return nil
+	}
+
+	// Load normal scripts
+	script := loadScript(scriptName, "ModuleScript", b.Options.Source+scriptFilePath)
+	if script != nil {
+		if err := parentInstance.AddChild(script); err != nil {
+			return err
+		}
+	} else {
+		return fmt.Errorf("failed to load script: %s", scriptFilePath)
+	}
+
+	return nil
+}
+
+func (b *ScriptBuilder) scriptTree() ([]string, error) {
+	var filelist []string
+	err := filepath.Walk(b.Options.Source, func(path string, info os.FileInfo, err error) error {
+		if err != nil {
+			return err
+		}
+		if !info.IsDir() {
+			if filepath.Ext(path) == ".lua" {
+				filelist = append(filelist, "/MainModule"+strings.TrimPrefix(path, b.Options.Source))
+			}
+		}
+		return nil
+	})
+
+	sort.Slice(filelist, func(i, j int) bool {
+		return strings.Count(filelist[i], string(os.PathSeparator)) < strings.Count(filelist[j], string(os.PathSeparator))
+	})
+
+	return filelist, err
+
+}
+
+func (b *ScriptBuilder) createScripts() error {
+	tree, err := b.scriptTree()
+	if err != nil {
+		return err
+	}
+
+	for i := 0; i < len(tree); i++ {
+		if err := b.loadScript(tree[i]); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (b ScriptBuilder) Build() error {
+	b.root = rbxfile.NewRoot()
+
+	if err := b.createScripts(); err != nil {
+		fmt.Println(err)
+		return err
+	}
+
+	if b.Options.Writer != nil {
+		return xml.Serialize(b.Options.Writer, nil, b.root)
+	}
+
+	file, err := os.OpenFile(b.Options.Output, os.O_CREATE|os.O_WRONLY, 0644)
+	if err != nil {
+		return fmt.Errorf("failed to open output file")
+	}
+	defer file.Close()
+
+	return xml.Serialize(file, nil, b.root)
+}

internal/rbxbuilder/rbxbuilder.go

@@ -39,3 +39,9 @@ func BuildPlace(options *BuildSettings) error {
 		Options: options,
 	}.Build()
 }
+
+func BuildScript(options *BuildSettings) error {
+	return ScriptBuilder{
+		Options: options,
+	}.Build()
+}