init ctx

config.go

@@ -0,0 +1,219 @@
+package main
+
+import (
+	"bufio"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"runtime"
+	"strings"
+)
+
+const (
+	configDirName  = "ctx"
+	ignoreFileName = "ignore"
+)
+
+const defaultIgnoreText = `
+.git
+.svn
+.hg
+.gitignore
+.idea
+.vscode
+.vs
+.settings
+.classpath
+.project
+.DS_Store
+*.swp
+*.swo
+*.tmp
+*.bak
+node_modules
+bower_components
+jspm_packages
+vendor
+.venv
+venv
+env
+.env
+__pycache__
+.tox
+.mypy_cache
+.pytest_cache
+.npm
+.yarn
+.pnpm-store
+dist
+build
+out
+target
+bin
+obj
+cmake-build-*
+package-lock.json
+yarn.lock
+pnpm-lock.yaml
+bun.lockb
+go.sum
+Cargo.lock
+poetry.lock
+Pipfile.lock
+*.exe
+*.dll
+*.so
+*.dylib
+*.test
+*.class
+*.jar
+*.war
+*.ear
+*.o
+*.obj
+*.sqlite
+*.db
+*.sqlitedb
+*.zip
+*.tar
+*.tar.gz
+*.tgz
+*.rar
+*.7z
+*.jpg
+*.jpeg
+*.png
+*.gif
+*.ico
+*.svg
+*.webp
+*.mp3
+*.mp4
+*.mov
+*.avi
+*.pdf
+*.doc
+*.docx
+*.pyc
+*.pyo
+*.pyd
+*.egg-info
+*_templ.go
+`
+
+type Config struct {
+	ExactIgnores map[string]struct{}
+	ExtIgnores   map[string]struct{}
+	ComplexGlobs []string
+}
+
+func parseConfig(text string) *Config {
+	cfg := &Config{
+		ExactIgnores: make(map[string]struct{}),
+		ExtIgnores:   make(map[string]struct{}),
+	}
+
+	scanner := bufio.NewScanner(strings.NewReader(text))
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+		if line == "" || strings.HasPrefix(line, "#") {
+			continue
+		}
+
+		if strings.HasPrefix(line, "*.") && strings.Count(line, "*") == 1 && !strings.Contains(line, "/") {
+			ext := strings.TrimPrefix(line, "*")
+			cfg.ExtIgnores[ext] = struct{}{}
+		} else if !strings.ContainsAny(line, "*?[]") && !strings.Contains(line, "/") {
+			cfg.ExactIgnores[line] = struct{}{}
+		} else {
+			cfg.ComplexGlobs = append(cfg.ComplexGlobs, line)
+		}
+	}
+	return cfg
+}
+
+func (c *Config) IsIgnored(name, relPath string, isDir bool) bool {
+	if _, ok := c.ExactIgnores[name]; ok {
+		return true
+	}
+
+	if !isDir {
+		ext := filepath.Ext(name)
+		if _, ok := c.ExtIgnores[ext]; ok {
+			return true
+		}
+	}
+
+	checkPath := filepath.ToSlash(relPath)
+
+	for _, p := range c.ComplexGlobs {
+		cleanPattern := strings.TrimSuffix(p, "/")
+
+		if matched, _ := filepath.Match(cleanPattern, name); matched {
+			return true
+		}
+
+		if matched, _ := filepath.Match(cleanPattern, checkPath); matched {
+			return true
+		}
+
+		if strings.HasPrefix(checkPath, cleanPattern+"/") {
+			return true
+		}
+	}
+	return false
+}
+
+func getConfigPath() (string, error) {
+	configDir, err := os.UserConfigDir()
+	if err != nil {
+		return "", err
+	}
+	appDir := filepath.Join(configDir, configDirName)
+	if err := os.MkdirAll(appDir, 0755); err != nil {
+		return "", err
+	}
+	return filepath.Join(appDir, ignoreFileName), nil
+}
+
+func loadConfig() (*Config, error) {
+	path, err := getConfigPath()
+	if err != nil {
+		return nil, err
+	}
+
+	if _, err := os.Stat(path); os.IsNotExist(err) {
+		if err := os.WriteFile(path, []byte(defaultIgnoreText), 0644); err != nil {
+			return nil, err
+		}
+		return parseConfig(defaultIgnoreText), nil
+	}
+
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+	return parseConfig(string(data)), nil
+}
+
+func openConfigFile() error {
+	path, err := getConfigPath()
+	if err != nil {
+		return err
+	}
+
+	if _, err := os.Stat(path); os.IsNotExist(err) {
+		_, _ = loadConfig()
+	}
+
+	var cmd *exec.Cmd
+	switch runtime.GOOS {
+	case "windows":
+		cmd = exec.Command("cmd", "/c", "start", "", path)
+	case "darwin":
+		cmd = exec.Command("open", path)
+	default:
+		cmd = exec.Command("xdg-open", path)
+	}
+	return cmd.Start()
+}