1 files changed, 59 insertions, 0 deletions
diff --git a/cmd/uptfs.go b/cmd/uptfs.go
new file mode 100644
index 0000000..1bba4c4
--- /dev/null
+++ b/cmd/uptfs.go
@@ -0,0 +1,59 @@
+package cmd
+
+import (
+	"bufio"
+	"errors"
+	"fmt"
+	"os"
+	"strings"
+	"uptfs/util/split"
+)
+
+func Run() {
+	scanner := bufio.NewScanner(os.Stdin)
+	scanner.Scan()
+	inputString := scanner.Text()
+
+	if inputString == "" {
+		err := errors.New("the input string is empty")
+		fmt.Printf("%v\n", err)
+		os.Exit(1)
+	}
+
+	additionalDelimeters := []string{",", "."}
+	tokens := strings.Split(inputString, " ")
+	tokens = formatInput(tokens, additionalDelimeters)
+
+	lowercaseFilter := NewLowercaseFilterWithExtraSteps()
+	lowercaseFilter.Greet()
+
+	var newTokens []string
+	for _, token := range tokens {
+		newTokens = append(newTokens, lowercaseFilter.Filter(token))
+	}
+
+	tokens = newTokens
+
+	uppercaseFilter := NewUppercaseFilter()
+	uppercaseFilter.Greet()
+
+	newTokens = nil
+	for _, token := range tokens {
+		newTokens = append(newTokens, uppercaseFilter.Filter(token))
+	}
+
+	result := strings.Join(newTokens, " ")
+
+	fmt.Println("")
+	fmt.Println(result)
+}
+
+func formatInput(tokenArray []string, delimeterArray []string) []string {
+	for _, delimeter := range delimeterArray {
+		for index, element := range tokenArray {
+			tokenArray = split.NewArrayWithSplit(tokenArray, index, element, delimeter)
+		}
+	}
+
+	return tokenArray
+}