refactor

2026-01-03 23:50:37 +00:00
parent 2f21f6f134
commit 6aed5f916a
6 changed files with 130 additions and 10 deletions
@@ -0,0 +1,103 @@
+/*
+This file has the raw file io operations that are used by FsTree
+- ruinivist, 30Dec25
+*/
+
+package main
+
+import (
+	"errors"
+	"os"
+	"path/filepath"
+)
+
+func walkFileSystemAndBuildTree(rootPath string, node *FsNode) error {
+	if node == nil {
+		return errors.New("node cannot be nil")
+	}
+	if len(node.children) > 0 {
+		return errors.New("node already has children")
+	}
+
+	entries, err := os.ReadDir(rootPath)
+	if err != nil {
+		return err
+	}
+
+	files := make([]os.DirEntry, 0)
+	folders := make([]os.DirEntry, 0)
+
+	for _, entry := range entries {
+		// dot folders and files skipped
+		if len(entry.Name()) > 0 && entry.Name()[0] == '.' {
+			continue
+		}
+
+		if entry.IsDir() {
+			folders = append(folders, entry)
+		} else {
+			files = append(files, entry)
+		}
+	}
+
+	for _, file := range files {
+		newNode := &FsNode{
+			nodeType: FileNode,
+			path:     filepath.Join(rootPath, file.Name()),
+			children: make([]*FsNode, 0),
+			parent:   node,
+			expanded: false,
+		}
+		node.children = append(node.children, newNode)
+	}
+
+	for _, folder := range folders {
+		newNode := &FsNode{
+			nodeType: FolderNode,
+			path:     filepath.Join(rootPath, folder.Name()),
+			children: make([]*FsNode, 0),
+			parent:   node,
+			expanded: true, // all expanded by default
+		}
+		node.children = append(node.children, newNode)
+		walkFileSystemAndBuildTree(newNode.path, newNode)
+	}
+
+	return nil
+}
+
+func createFile(path string, content []byte) error {
+	if path == "" {
+		return errors.New("file path cannot be empty")
+	}
+
+	if _, err := os.Stat(path); err == nil {
+		return errors.New("file already exists")
+	}
+
+	return os.WriteFile(path, content, 0644)
+}
+
+func createFolder(path string) error {
+	if path == "" {
+		return errors.New("folder path cannot be empty")
+	}
+
+	if _, err := os.Stat(path); err == nil {
+		return errors.New("folder already exists")
+	}
+
+	return os.Mkdir(path, 0755)
+}
+
+func deletePath(path string) error {
+	if path == "" {
+		return errors.New("path cannot be empty")
+	}
+
+	if _, err := os.Stat(path); os.IsNotExist(err) {
+		return errors.New("path does not exist")
+	}
+
+	return os.RemoveAll(path)
+}