refactor: seperate files, function and structs into seperate packages

packagemanager/pipx.go

@@ -0,0 +1,48 @@
+package packagemanager
+
+import "system_setup_tool/internal/shell"
+
+type PipxManager struct{}
+
+func (p *PipxManager) Install(packages []string) error {
+	if len(packages) == 0 {
+		return nil
+	}
+
+	err := InstallWithProgress(p, packages)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+func (p *PipxManager) Name() string {
+	return "Pipx"
+}
+
+func (p *PipxManager) InstallManager() error {
+	if _, err := shell.ExecLookPath("brew"); err != nil {
+		installHomebrew()
+	}
+
+	if _, err := shell.ExecLookPath("pipx"); err == nil {
+		return nil
+	}
+
+	cmd := shell.ExecCommand("brew", "install", "pipx")
+	return cmd.Run()
+}
+
+func (p *PipxManager) InstallPackage(pkg string) error {
+	cmd := shell.ExecCommand("pipx", "install", pkg)
+	return cmd.Run()
+}
+
+func (p *PipxManager) RemovePackage(pkg string) error {
+	cmd := shell.ExecCommand("pipx", "uninstall", pkg)
+	return cmd.Run()
+}
+
+func (p *PipxManager) SearchPackage(pkg string) []string {
+	return []string{}
+}