feat(deps): implement dependency auto-completion and interactive installation CLI (#147)

internal/services/deps/detector.go

@@ -0,0 +1,103 @@
+package deps
+
+import (
+	"regexp"
+	"strings"
+)
+
+// Detector 依赖检测器接口
+type Detector interface {
+	Detect(logContent string) []string
+}
+
+// PythonDetector Python 依赖检测器
+type PythonDetector struct{}
+
+func (d *PythonDetector) Detect(logContent string) []string {
+	var pkgs []string
+	seen := make(map[string]bool)
+	pythonRegex1 := regexp.MustCompile(`ModuleNotFoundError: No module named '([^']+)'`)
+	pythonRegex2 := regexp.MustCompile(`No module named ([a-zA-Z0-9_\-]+)`)
+
+	matches := pythonRegex1.FindAllStringSubmatch(logContent, -1)
+	for _, m := range matches {
+		if len(m) > 1 {
+			name := strings.TrimSpace(m[1])
+			if name != "" && !seen[name] {
+				seen[name] = true
+				pkgs = append(pkgs, name)
+			}
+		}
+	}
+	matches2 := pythonRegex2.FindAllStringSubmatch(logContent, -1)
+	for _, m := range matches2 {
+		if len(m) > 1 {
+			name := strings.TrimSpace(m[1])
+			if name != "" && !seen[name] {
+				seen[name] = true
+				pkgs = append(pkgs, name)
+			}
+		}
+	}
+	return pkgs
+}
+
+// NodeDetector Node.js 依赖检测器
+type NodeDetector struct{}
+
+func (d *NodeDetector) Detect(logContent string) []string {
+	var pkgs []string
+	seen := make(map[string]bool)
+	nodeRegex1 := regexp.MustCompile(`Error: Cannot find module '([^']+)'`)
+	nodeRegex2 := regexp.MustCompile(`Cannot find module '([^']+)'`)
+
+	matches := nodeRegex1.FindAllStringSubmatch(logContent, -1)
+	for _, m := range matches {
+		if len(m) > 1 {
+			name := strings.TrimSpace(m[1])
+			if name != "" && !seen[name] {
+				seen[name] = true
+				pkgs = append(pkgs, name)
+			}
+		}
+	}
+	matches2 := nodeRegex2.FindAllStringSubmatch(logContent, -1)
+	for _, m := range matches2 {
+		if len(m) > 1 {
+			name := strings.TrimSpace(m[1])
+			if name != "" && !seen[name] {
+				seen[name] = true
+				pkgs = append(pkgs, name)
+			}
+		}
+	}
+	return pkgs
+}
+
+var languageDetectors = map[string]Detector{
+	"python":  &PythonDetector{},
+	"python3": &PythonDetector{},
+	"node":    &NodeDetector{},
+	"js":      &NodeDetector{},
+	"ts":      &NodeDetector{},
+	"bun":     &NodeDetector{},
+}
+
+// DetectMissingDependencies 从日志内容中检测缺失的依赖包名
+func DetectMissingDependencies(language, logContent string) ([]string, bool) {
+	lang := strings.ToLower(language)
+	var det Detector
+	for key, d := range languageDetectors {
+		if strings.Contains(lang, key) {
+			det = d
+			break
+		}
+	}
+
+	if det == nil {
+		return nil, false
+	}
+
+	pkgs := det.Detect(logContent)
+	return pkgs, len(pkgs) > 0
+}