Remove duplicate strings in packages slice from install and remove operations

src/bpmlib/general.go

@@ -21,7 +21,6 @@ const (
 
 // InstallPackages installs the specified packages into the given root directory by fetching them from databases or directly from local bpm archives
 func InstallPackages(rootDir string, forceInstallationReason InstallationReason, reinstallMethod ReinstallMethod, installOptionalDependencies, forceInstallation, verbose bool, packages ...string) (operation *BPMOperation, err error) {
-
 	// Setup operation struct
 	operation = &BPMOperation{
 		Actions:           make([]OperationAction, 0),
@@ -31,6 +30,9 @@ func InstallPackages(rootDir string, forceInstallationReason InstallationReason,
 		compiledPackages:  make(map[string]string),
 	}
 
+	// Remove duplicates from packages
+	packages = removeDuplicates(packages)
+
 	// Resolve packages
 	pkgsNotFound := make([]string, 0)
 	for _, pkg := range packages {
@@ -193,6 +195,9 @@ func RemovePackages(rootDir string, force, cleanupDependencies bool, packages ..
 		compiledPackages:  make(map[string]string),
 	}
 
+	// Remove duplicates from packages
+	packages = removeDuplicates(packages)
+
 	// Search for packages
 	for _, pkg := range packages {
 		bpmpkg := GetPackage(pkg, rootDir)

src/bpmlib/utils.go

@@ -134,6 +134,18 @@ func bytesToHumanReadable(b int64) string {
 	return fmt.Sprintf("%.1fYiB", bf)
 }
 
+func removeDuplicates[T comparable](sliceList []T) []T {
+	allKeys := make(map[T]bool)
+	list := []T{}
+	for _, item := range sliceList {
+		if _, value := allKeys[item]; !value {
+			allKeys[item] = true
+			list = append(list, item)
+		}
+	}
+	return list
+}
+
 func CompareVersions(version1, version2 string) int {
 	v1 := version.NewVersion(version1)
 	v2 := version.NewVersion(version2)